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Mitsubishi Electronics FX3U manual

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Table of contents for the manual

  • Page 1

    USER'S MANUAL - Positioning Co ntrol Edition FX 3G /FX 3U /FX 3UC SERIES PROGRAMMABL E CONTROLLERS Transistor Output Line Driver Output FX 3G Main Unit (Sink O utput/ Source Output) FX 3U Main Unit (Sink O utput/ Source Output) FX 3UC Main Unit (Sink O utput/ Source Output) FX 3U -2HSY -ADP[...]

  • Page 2

    [...]

  • Page 3

    (1) Safety Precautions (Read these precautions before use.) Before installation, operation, maintenance or inspection of this product, thoroughly read through and understand this manual and all of the associated manuals. Also, take care to handle the module properly and safely. This manual classifies the safety precautions into two categories: and [...]

  • Page 4

    (2) Safety Precautions (Read these precautions before use.) 2. WIRING PRECAUTIONS Reference • Make sure to cut off al l phases of th e power suppl y externally before attemp ting installation or wiring work. Failure to do so may cause electric shock or dam age to the produc t. • Make sure to attach the terminal c over, offered as an accessory, [...]

  • Page 5

    (3) Safety Precautions (Read these precautions before use.) 3. STARTUP AND MAINTENANC E PRECAUTIONS 4. DISPOSAL PRECAUTIONS 5. TRANSPORTATION PRECAUTIONS Reference • Do not touch any terminal while the PLC' s power is on. Doing so may cause electric shock o r malfunctions. • Before cl eaning or re tightening terminals, cu t off all phases [...]

  • Page 6

    (4)[...]

  • Page 7

    1 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition FX 3G /FX 3U /FX 3UC Series Programmable Controllers User's Manual [Positioning Control Edition] Foreword This manual describes the "positioning" functions of the MELSEC-F FX 3G /FX 3U /FX 3UC Series PLC and should be read and understood before attempting to[...]

  • Page 8

    2 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Outline Precautions • This manual provides information for the use of the FX 3U Series Programmable Controllers. The manual has been written to be used by trained and competent personnel. The definition of such a person o r persons is as follows; 1) Any engineer who is r[...]

  • Page 9

    3 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Table of Contents Table of Contents SAFETY PRECAUTIONS .................................................... ........................................... ... (1) Functions and Use of This Manual ... .................................. .........................................[...]

  • Page 10

    4 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Table of Contents B. Built-in Positioning Functions Description of Manual (Built-in Positioning Function) ............. ................. .............. .......... B-2 1. Outline B-3 1.1 Features .............................................................................[...]

  • Page 11

    5 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Table of Contents 4.2.5 Setting of Maximum Speed ....................... ... ..... ............ .............. ........... .............. .............. ........B-45 4.2.6 Setting of Bias Speed ........................ .............. .............. .............. .........[...]

  • Page 12

    6 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Table of Contents 7. Absolute Position Detection Syst em (Absolute Current Value Read)-ABS Instructi on B-107 7.1 Instruction Format ....................................................................................................................B-107 7.2 List of Relate[...]

  • Page 13

    7 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Table of Contents 12. Examples of Programs B-153 12.1 Input/Output Assignment.................................................................................................. ......B-154 12.2 Programs for Forward/Reverse Rotation (Relay Ladder Program) ...................[...]

  • Page 14

    8 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Table of Contents Appendix: Example Connection Description of Manual (Example of Connection) ...................... .............. ................. ..... Apx.-2 Appendix 1. MELSERVO-J3 Series Apx.-3 Appendix 1-1 Main Unit (Transis tor Output) ...... ................. ....[...]

  • Page 15

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Functions and Use of This Ma nual 9 Functions and Use of This Manual The FX 3G /FX 3U /FX 3UC PLC outputs transistor signals from the main unit and also outputs pulses from the high-speed output adapter and the positioning special function unit/block to the servo motor and s[...]

  • Page 16

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Related Manu als 10 Related Manuals Refer to this document to perform positioning operations with the FX 3G /FX 3U /FX 3UC Series PLC. For hardware information on the PLC and for details on the special function units/blocks, refer to the respective manuals.  Indispensable[...]

  • Page 17

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Related Manu als 11  Programming  Separate document FX 3G /FX 3U /FX 3UC Series Prog ramming Manual - Basic & Applicatio n Instruction Edition JY997D16 601 Describes the ba sic instructions, appl ied instructions, an d various devices of the FX 3G /FX 3U /FX 3UC PL[...]

  • Page 18

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Generic Names and Abb reviations Used in Manuals 12 Generic Names and Abbreviations Used in Manuals Generic name or abbreviation De scription PLC FX 3G series Generic name for FX 3G Series PLC FX 3G PLC or main unit Generic name for FX 3G Series PLC main unit FX 3U series Ge[...]

  • Page 19

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Generic Names and Abb reviations Used in Manuals 13 Extension unit Special functi on unit/blo ck or Special extens ion unit Generic name for special fu nction unit and specia l function block The number of connectab le units, however, depends on the type of mai n unit. To ch[...]

  • Page 20

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Generic Names and Abb reviations Used in Manuals 14 Drive unit f or servo mot or and step ping motor Servo motor Generic name for servo motor or step ping motor Includin g pulse input type se rvo amplifier an d drive unit. Servo amplifier (drive unit) Gene ric name for pulse[...]

  • Page 21

    A Common Items B Built-in Positioning Functions Apx. Example Connection FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Common Items A - 1 FX 3G /FX 3U /FX 3UC Series Programmable Controllers User’s Manual [Positioning Control Edition] A. Common Items Foreword "Common Items" describes an outline of the "p[...]

  • Page 22

    A - 2 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Common Items Description of Manual (Common Items) In this manual, the following formats are used for describing the common items: The above is different from the actual page, as it is provided for explanation only. Shows the title of the chapter and the title of the se[...]

  • Page 23

    1 Introduction 1.1 Outline A - 3 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Common Items A Common Items B Built-in Positioning Functions Apx. Example Connection 1. Introduction This manual describes the positioning control for the FX 3G /FX 3U /FX 3UC PLC. In this chapter, a brief description of the positioning produ[...]

  • Page 24

    1 Introduction 1.2 Introducti on of Products Needed for Positi oning A - 4 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Common Items 1.2 Introduction of Product s Needed for Positioning To control the positioning operation, use the positioning f unctions incorporated in the main unit (including the special adapters), a[...]

  • Page 25

    1 Introduction 1.2 Introducti on of Products Needed for Positi oning A - 5 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Common Items A Common Items B Built-in Positioning Functions Apx. Example Connection 2. Special function block/unit *2 *1. Do not exceed the maximum rotation speed of the servo motor or the stepping m[...]

  • Page 26

    1 Introduction 1.2 Introducti on of Products Needed for Positi oning A - 6 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Common Items 1.2.2 Main Unit (Transistor Output) The FX 3G /FX 3U /FX 3UC PLC incorporates positioning functionality. The PLC can output an open collector type pulse train of up to 100 kHz from the ge[...]

  • Page 27

    1 Introduction 1.2 Introducti on of Products Needed for Positi oning A - 7 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Common Items A Common Items B Built-in Positioning Functions Apx. Example Connection Cautions when connecting special adapters • To use high-speed input/output special adapters only (not to use the [...]

  • Page 28

    1 Introduction 1.2 Introducti on of Products Needed for Positi oning A - 8 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Common Items 3. Individual operation (FX 2N -10GM, FX 2N -20GM) Without connecting special function units (FX 2N -10GM, FX 2N -20GM) to the PLC, you can operate them individually. •F X 2N -10GM can [...]

  • Page 29

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Common Items 2 Unit Connecti on 2.1 FX3U PLC A - 9 A Common Items B Built-in Positioning Functions Apx. Example Connection 2. Unit Connection This chapter displays several block diagrams to illustrate the various combinations of units needed for positioning control. 2.1 FX 3[...]

  • Page 30

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Common Items 2 Unit Connecti on 2.2 FX3UC PLC A - 10 2.2 FX 3UC PLC *1. The product connects with the servo amplifier via the terminal block, MIL c onnector (20 pins), or the SSCNET dedicated connector. *2. FX 3U -20SSC-H only connects with the servo amplifier (MR-J3B) appli[...]

  • Page 31

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Common Items 2 Unit Connecti on 2.3 FX3G PLC A - 11 A Common Items B Built-in Positioning Functions Apx. Example Connection 2.3 FX 3G PLC *1. The relay output type PLCs do not have pulse output. 2.4 Individual Operation of Special Function Unit (FX 2N -10GM, FX 2N -20GM) Not[...]

  • Page 32

    3 Comparison of Speci fications 3.1 Comparison of Performa nce Specificatio ns A - 12 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Common Items 3. Comparison of Specifications The specifications for each product with positioning functionality are shown below. 3.1 Comparison of Performance Specifications 3.1.1 Built-in [...]

  • Page 33

    3 Comparison of Speci fications 3.1 Comparison of Performa nce Specificatio ns A - 13 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Common Items A Common Items B Built-in Positioning Functions Apx. Example Connection 3.1.2 Pulse Output Spec ial Function Block [FX 2N -1PG(-E), FX 2N -10PG] *1. Do not exceed the maximum r[...]

  • Page 34

    3 Comparison of Speci fications 3.1 Comparison of Performa nce Specificatio ns A - 14 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Common Items 3.1.3 Positioning Special Function Block [FX 3U -20SSC- H] *1. Do not exceed the maximum rotation speed of the servo motor. *2. The position data magnification sets the 1, 10,1[...]

  • Page 35

    3 Comparison of Speci fications 3.1 Comparison of Performa nce Specificatio ns A - 15 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Common Items A Common Items B Built-in Positioning Functions Apx. Example Connection 3.1.4 Positioning Special Function Unit [FX 2N -10GM, FX 2N -20GM] *1. Do not exceed the maximum rotatio[...]

  • Page 36

    3 Comparison of Speci fications 3.2 Comparison of Operation Modes A - 16 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Common Items 3.2 Comparison of Operation Modes Positionin g operation pattern Descript ion Built-in positioning function FX 3G /FX 3U /FX 3UC PLC (main un it) (Transistor output) FX 3U -2HSY-ADP( FX 3U [...]

  • Page 37

    3 Comparison of Speci fications 3.2 Comparison of Operation Modes A - 17 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Common Items A Common Items B Built-in Positioning Functions Apx. Example Connection Interrupt stop (linear interpol ation [Interru pt stop]) If an interrupt input turns ON, during a linear interpo lati[...]

  • Page 38

    3 Comparison of Speci fications 3.2 Comparison of Operation Modes A - 18 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Common Items *7. Variable speed pulse ou tput instructio n is used to perform this operation. Operations with acceleration/decel eration are supp orted in the FX 3U /FX 3UC PLC Ver. 2.20 or later and FX[...]

  • Page 39

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions A Common Items B Built-in Positioning Functions Apx. Example Connection B - 1 FX 3G /FX 3U /FX 3UC Series Programmable Controllers User’s Manual [Positioning Control Edition] B. Built-in Positioning Functions Foreword "B. Built-in Positi[...]

  • Page 40

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions B - 2 Description of Manual (Bu ilt-in Positioning Function) In this manual, the following formats are used for describing the built-in positioning functions. The above is different from the actual page, as it is provided for explanation only S[...]

  • Page 41

    1 Outline 1.1 Features B - 3 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions A Common Items B Built-in Positioning Functions Apx. Example Connection 1. Outline This chapter describes a general outline of the positioning modules. Note that the general outputs of the FX 3G /FX 3U /FX 3UC PLC ([...]

  • Page 42

    1 Outline 1.2 Setup Procedure for Posit ioning Control B - 4 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 1.2 Setup Procedure for Positioning Control DESIGN PRECAUTIONS • Make sure to have the follow ing safety circuits outsi de of the PLC to ensure safe sys tem operation eve n during e[...]

  • Page 43

    1 Outline 1.2 Setup Procedure for Posit ioning Control B - 5 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions A Common Items B Built-in Positioning Functions Apx. Example Connection • Make sure to properly w ire the FX 3U /FX 3G Series ma in unit and FX 0N /FX 2N Series extension equi pment[...]

  • Page 44

    1 Outline 1.2 Setup Procedure for Posit ioning Control B - 6 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions Setting of PLC and servo amplifier • Selection of output method (high-speed output special adapter) • Setting of command pulse input me thod and elec tronic gear (s ervo ampli fi [...]

  • Page 45

    1 Outline 1.3 Version Numbers of Compatible PLCs B - 7 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions A Common Items B Built-in Positioning Functions Apx. Example Connection 1.3 Version Numbers of Compatible PLCs 1.3.1 Manufa cturer's serial number check method The year and month of pr[...]

  • Page 46

    1 Outline 1.3 Version Numbers of Compatible PLCs B - 8 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 1.3.2 Version check The D8001 special data register contains information for determining the PLC version. 1.3.3 Version upgrade history Compatible PLC Compatible version number Date (month [...]

  • Page 47

    1 Outline 1.4 Version Numbers of Compat ible Programming Tools B - 9 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions A Common Items B Built-in Positioning Functions Apx. Example Connection 1.4 Version Numbers of Comp atible Programming Tools The built-in positioning functions depend on the v[...]

  • Page 48

    1 Outline 1.5 Assignment of In put/Output Numbers B - 10 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 1.5 Assignment of Input/Output Numbers 1.5.1 Assignment of Input Numbers Assign the input numbers of the FX 3G /FX 3U /FX 3UC PLC as follows: Application In put number Remark s Stop comma[...]

  • Page 49

    1 Outline 1.5 Assignment of In put/Output Numbers B - 11 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions A Common Items B Built-in Positioning Functions Apx. Example Connection Interrupt input X000 to X007 The interrupt input depen ds on the pulse output de stination specified by the DVIT in[...]

  • Page 50

    1 Outline 1.5 Assignment of In put/Output Numbers B - 12 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions *1. X000 to X007 for FX 3U -16M  , FX 3UC -16M  . X000 to X007 for FX 3G PLC (main unit). *2. Interrupt outputs are supported only in the FX 3U and FX 3UC PLC. *3. Y003 can be speci[...]

  • Page 51

    1 Outline 1.5 Assignment of In put/Output Numbers B - 13 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions A Common Items B Built-in Positioning Functions Apx. Example Connection 2. High-speed output special adapter *1. Specify an output number for transistor output. Application Terminal Outpu[...]

  • Page 52

    1 Outline 1.5 Assignment of In put/Output Numbers B - 14 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 1.5.3 Connection of High-Speed Output Special Adapter 1. When the FX 3U -16MR/ES uses an instruction that needs the high-speed inputting operation, the main unit should have enough input [...]

  • Page 53

    1 Outline 1.5 Assignment of In put/Output Numbers B - 15 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions A Common Items B Built-in Positioning Functions Apx. Example Connection Block diagram FX 3U Series main unit Y000 Y 001 Y002 Y00 3 Y 004 Y 005 Y006 Y007 FX 3U -2HSY -ADP Y000 Y001 Y004 Y0[...]

  • Page 54

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 2 Specifi cations B - 16 2. Specifications DESIGN PRECAUTIONS • Make sure to have the follow ing safety circuits outsi de of the PLC to ensure safe sys tem operation eve n during external power supply problems or P LC failure. Otherwise, malf[...]

  • Page 55

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 2 Specifi cations 2.1 General Specificatio ns B - 17 A Common Items B Built-in Positioning Functions Apx. Example Connection 2.1 General Specifications For the FX 3G /FX 3U /FX 3UC PLC general specifi cations, refer t o the following manuals. N[...]

  • Page 56

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 2 Specifi cations 2.3 Performance Specificatio ns B - 18 2.3 Performance Specifications *1. For MELSERVO Series amplifiers, use a sink input/sink output type PLC. *2. Can only be connected to the FX 3U PLC. Up to 2 adapters can be connected. *3[...]

  • Page 57

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 2 Specifi cations 2.4 Input Sp ecificatio ns B - 19 A Common Items B Built-in Positioning Functions Apx. Example Connection 2.4 Input Specifications 2.4.1 FX 3U Series main uni t (24V DC Input) This section describes the input specifications of[...]

  • Page 58

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 2 Specifi cations 2.4 Input Sp ecificatio ns B - 20 2.4.2 FX 3UC Series main unit (24V DC Input) This section describes the input specifications of the FX 3UC Series main unit. Note that the simultaneous turning-on rate is restricted for the in[...]

  • Page 59

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 2 Specifi cations 2.4 Input Sp ecificatio ns B - 21 A Common Items B Built-in Positioning Functions Apx. Example Connection X0 Main unit X1 Fuse * Input im pedance 24V D C COM 0 · Source input type (FX 3UC -  MT /DSS) * Class-D g roundin[...]

  • Page 60

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 2 Specifi cations 2.4 Input Sp ecificatio ns B - 22 2.4.3 FX 3G Series main unit (24V DC Input) This section describes the input specifications of the FX 3G Series main unit. Note that the simultaneous turning-on rate is restricted for the inpu[...]

  • Page 61

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 2 Specifi cations 2.5 Output Specifi cations B - 23 A Common Items B Built-in Positioning Functions Apx. Example Connection 2.5 Output Specifications 2.5.1 FX 3U Series main unit (Transistor Output) This section describes the transistor output [...]

  • Page 62

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 2 Specifi cations 2.5 Output Specifi cations B - 24 2. Source internal output circuit *1. To ground the unit, refer to the servo amplifier (d rive unit) manual. If the grounding method is not specified, carry out class-D grounding. *2. For MELS[...]

  • Page 63

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 2 Specifi cations 2.5 Output Specifi cations B - 25 A Common Items B Built-in Positioning Functions Apx. Example Connection 2.5.2 FX 3UC Series main unit (Transistor Output) This section describes the transistor output specifications of the FX [...]

  • Page 64

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 2 Specifi cations 2.5 Output Specifi cations B - 26 2. Source internal output circuit *1. To ground the unit, refer to the servo amplifier (drive unit) manual. If the grounding method is not specified, carry out class-D grounding. *2. For MELSE[...]

  • Page 65

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 2 Specifi cations 2.5 Output Specifi cations B - 27 A Common Items B Built-in Positioning Functions Apx. Example Connection 2.5.3 FX 3G Series main unit (Transistor Output) This section describes the transistor output specifications of the FX 3[...]

  • Page 66

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 2 Specifi cations 2.5 Output Specifi cations B - 28 1. Sink internal output circuit 2. Source internal output circuit *1. To ground the unit, refer to the servo amplifier (drive unit) manual. If the grounding method is not specified, carry out [...]

  • Page 67

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 2 Specifi cations 2.5 Output Specifi cations B - 29 A Common Items B Built-in Positioning Functions Apx. Example Connection 2.5.4 High-Speed Output Special Adapter [FX 3U -2HSY-ADP] This section describes the output specifications of the high-s[...]

  • Page 68

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 2 Specifi cations 2.6 List of Functions B - 30 2.6 List of Functions The instructions needed for the FX 3G /FX 3U /FX 3UC PLC built-in positioni ng functions are shown in the following table: Positioning instruction Operation Description Refer [...]

  • Page 69

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 2 Specifi cations 2.6 List of Functions B - 31 A Common Items B Built-in Positioning Functions Apx. Example Connection *1. Only available for FX 3U and FX 3UC PLCs. *2. Only available for FX 3U /FX 3UC PLC Ver. 2.20 or later and FX 3G PLC.[...]

  • Page 70

    3 Connection of Input/Outp ut Lines an d Tightening B - 32 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 3. Connection of Input/Output Lines and Tightening Torques This chapter describes how to connect the input/output lines and the terminal tightening torques. WIRING PRECAUTIONS • Make [...]

  • Page 71

    3 Connection of Input/Outp ut Lines an d Tightening 3.1 Terminal Board (M3, M3.5) B - 33 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions A Common Items B Built-in Positioning Functions Apx. Example Connection 3.1 Terminal Board (M3, M3.5) A terminal board is used for th e FX 3U , FX 3G S e r[...]

  • Page 72

    3 Connection of Input/Outp ut Lines an d Tightening 3.2 European Terminal Bo ard B - 34 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions • When two wires are connected to one terminal 3.2 European Terminal Board The European terminal board is used for t he high-speed output special adapter [...]

  • Page 73

    3 Connection of Input/Outp ut Lines an d Tightening 3.3 Connector B - 35 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions A Common Items B Built-in Positioning Functions Apx. Example Connection 3.2.3 Tool • To tighten the terminals, use a purchased small-sized screwdriver whose tip is strai[...]

  • Page 74

    3 Connection of Input/Outp ut Lines an d Tightening 3.3 Connector B - 36 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 3.3.2 Setup of Input/Output Connection Connector 1. Applicable connector (conn ector purchased at store) Use a 20-pin (1-key) socket that conforms to the requirements of t[...]

  • Page 75

    3 Connection of Input/Outp ut Lines an d Tightening 3.3 Connector B - 37 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions A Common Items B Built-in Positioning Functions Apx. Example Connection 4. Connector already confirmed as applicable (sold at store) Connectors manufactured by Daiichi Den[...]

  • Page 76

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.1 List of Related Devi ces B - 38 4. Before Programming This chapter describes several items that should be known before programming. They are: • Operation of related devices, such as output pul se frequency, operation [...]

  • Page 77

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.1 List of Related Devi ces B - 39 A Common Items B Built-in Positioning Functions Apx. Example Connection M8347 M8357 M8367 M8 377 Interrupt signal logic rever se *3,*5 Drivable DVIT Subsection 4.3.8 M8348 M8358 M8368 M83[...]

  • Page 78

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.1 List of Related Devi ces B - 40 4.1.2 Speci al Data Registers The following table shows the related special data registers. Note that Y000, Y001, Y002, and Y003 are devices that determine the pulse output destinations. [...]

  • Page 79

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.2 Setting o f Various Ite ms Regard ing Speeds B - 41 A Common Items B Built-in Positioning Functions Apx. Example Connection 4.2 Setting of Various Items Regarding Speeds Specify the output pulse frequency using the oper[...]

  • Page 80

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.2 Setting o f Various Ite ms Regard ing Speeds B - 42 3. Zero return instruction wi th DOG search function (DSZR) For this instruction, it is necessary to specify the maximum spee d, bias speed, acceleration time, deceler[...]

  • Page 81

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.2 Setting o f Various Ite ms Regard ing Speeds B - 43 A Common Items B Built-in Positioning Functions Apx. Example Connection 4.2.2 Setting of Output Pulse Frequency (D VIT, PLSV, DRVI, and DRVA Instructions) Set the outp[...]

  • Page 82

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.2 Setting o f Various Ite ms Regard ing Speeds B - 44 4.2.3 Setting of Zero Return Speed (DSZR/ZRN Instruction) Use the related device or the operand of the instruction to set the zero return speed. The zero return speed [...]

  • Page 83

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.2 Setting o f Various Ite ms Regard ing Speeds B - 45 A Common Items B Built-in Positioning Functions Apx. Example Connection 4.2.4 Setting of Creep Speed (DSZR/ZRN Instruction) Use the related device or the operand of th[...]

  • Page 84

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.2 Setting o f Various Ite ms Regard ing Speeds B - 46 4.2.6 Setting of Bias Speed To control the stepping motor using each instruction, set the bias speed considering the resonance range of the stepping motor and the auto[...]

  • Page 85

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.2 Setting o f Various Ite ms Regard ing Speeds B - 47 A Common Items B Built-in Positioning Functions Apx. Example Connection 4.2.8 Setting of Deceleration Time Set the time required for deceleration from the maximum spee[...]

  • Page 86

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.3 Vario us Special Relays f or Operation Co mmands B - 48 4.3 Various Special Relays for Operation Commands 4.3.1 Forward Rotation Limit and Reverse Rotation Limit When using the servo motor, the forward rotation limit an[...]

  • Page 87

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.3 Vario us Special Relays f or Operation Co mmands B - 49 A Common Items B Built-in Positioning Functions Apx. Example Connection 4.3.2 Immediate Stop of Pulse Output (Pulse Output Stop Command Relay) During the execution[...]

  • Page 88

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.3 Vario us Special Relays f or Operation Co mmands B - 50 2. Zero return instruction (ZRN instruction) Zero return will be performed in the reverse rotation direction only. (During zero return, the value indicated by the [...]

  • Page 89

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.3 Vario us Special Relays f or Operation Co mmands B - 51 A Common Items B Built-in Positioning Functions Apx. Example Connection 4.3.4 CLEAR Signal Output (DSZR/ZRN Instruction) The DSZR instruction (zero return instruct[...]

  • Page 90

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.3 Vario us Special Relays f or Operation Co mmands B - 52 CLEAR signal device sp ecification method: 1) Write the CLEAR signal output (Y) device number in the "CLEAR signal device specification" register with a [...]

  • Page 91

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.3 Vario us Special Relays f or Operation Co mmands B - 53 A Common Items B Built-in Positioning Functions Apx. Example Connection 4.3.7 Designation of Interrupt I nput Signal for DVIT Instruction The interrupt input signa[...]

  • Page 92

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.3 Vario us Special Relays f or Operation Co mmands B - 54 *1. A device can only be specified if an FX 3U /FX 3UC PLC Ver. 2.20 or later is used. When using an FX 3UC PLC below Ver. 2.20, if "8" is set and then t[...]

  • Page 93

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.3 Vario us Special Relays f or Operation Co mmands B - 55 A Common Items B Built-in Positioning Functions Apx. Example Connection 4.3.9 Acc eleration/Decelerati on by PLSV Instruction Using an FX 3U /FX 3UC PLC Ver. 2.20 [...]

  • Page 94

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.4 Curre nt Value and Fl ag for Mo nitoring o f Operatio n B - 56 4.4 Current Value and Flag fo r Monitoring of Operation 4.4.1 Current Value During positioning operation, use the current value register to check the curren[...]

  • Page 95

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.4 Curre nt Value and Fl ag for Mo nitoring o f Operatio n B - 57 A Common Items B Built-in Positioning Functions Apx. Example Connection 4.4.2 Completion of Instruction Execution ("Instruction execution complete"[...]

  • Page 96

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.5 Setting of Various It ems on PLC Side B - 58 4.5 Setting of Various Items on PLC Side 4.5.1 Setting of Comm on Items Using Program For each pulse output destination device (Y000, Y001, Y002 *1 , Y003 *2 ), set the items[...]

  • Page 97

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.5 Setting of Various It ems on PLC Side B - 59 A Common Items B Built-in Positioning Functions Apx. Example Connection *1. Y002 (pulse output destination) cannot be specified when th e 14-point or 24-point type FX 3G PLC [...]

  • Page 98

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.5 Setting of Various It ems on PLC Side B - 60 Example program: In the following program, the zero return instruction with DOG search function (DSZR), variable speed pulse output (PLSV) instruction, and interrupt position[...]

  • Page 99

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.5 Setting of Various It ems on PLC Side B - 61 A Common Items B Built-in Positioning Functions Apx. Example Connection 2) Set program Zero return di rection (f or Y000, DSZR instr uction) :Reverse r otation direc tion M83[...]

  • Page 100

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.5 Setting of Various It ems on PLC Side B - 62 4.5.2 Setting of High-Speed Output Special Adapter If a high-speed output special adapter (FX 3U -2HSY-ADP) is used, the pulse output method can be selected from "pulse [...]

  • Page 101

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.5 Setting of Various It ems on PLC Side B - 63 A Common Items B Built-in Positioning Functions Apx. Example Connection 3. CLEAR signal and rotation direction signal If a high-speed output special adapter (FX 3U -2HSY-ADP)[...]

  • Page 102

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.6 Settin g of Variou s Items on Se rvo Amplifie r (Drive U nit) Side B - 64 4.6 Setting of Various Items on Servo Amplifier (Drive Unit) Side → For details on the servo amplifie r (drive unit), ref er to the manu al of [...]

  • Page 103

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.6 Settin g of Variou s Items on Se rvo Amplifie r (Drive U nit) Side B - 65 A Common Items B Built-in Positioning Functions Apx. Example Connection 3) High-speed output special adapter (Forward/Reverse Pulse Train setting[...]

  • Page 104

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.6 Settin g of Variou s Items on Se rvo Amplifie r (Drive U nit) Side B - 66 Reference: Image of PLC output and wavefo rm (for MELSERVO-J3 Se ries servo amplifier) 1) Base unit (transistor output (sink output)) a) Connecti[...]

  • Page 105

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.6 Settin g of Variou s Items on Se rvo Amplifie r (Drive U nit) Side B - 67 A Common Items B Built-in Positioning Functions Apx. Example Connection 3) High-speed output special adapter (set to "forward/reverse rotati[...]

  • Page 106

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.6 Settin g of Variou s Items on Se rvo Amplifie r (Drive U nit) Side B - 68 4.6.2 Setting of Electronic Gear (For MELSERVO Series) Use the electronic gear of the servo motor to set the transfer distance per pulse. For det[...]

  • Page 107

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.6 Settin g of Variou s Items on Se rvo Amplifie r (Drive U nit) Side B - 69 A Common Items B Built-in Positioning Functions Apx. Example Connection Setting example 2: To set the transfer distance per pulse to 0.01 ° (if [...]

  • Page 108

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.7 Items To Be Observed in Programming B - 70 4.7 Items To Be Observed in Programming This section describes various programming items that will not be affected by any pulse output destination devices (hardware). For infor[...]

  • Page 109

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.7 Items To Be Observed in Programming B - 71 A Common Items B Built-in Positioning Functions Apx. Example Connection *1. Y002 (pulse output destination) cannot be specified when th e 14-point or 24-point type FX 3G PLC is[...]

  • Page 110

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.7 Items To Be Observed in Programming B - 72 4.7.2 STOP instruc tion For the normal stop of an operation (stop after speed reduction), use the "instruction OFF" function or "forward/reverse limit relay"[...]

  • Page 111

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.7 Items To Be Observed in Programming B - 73 A Common Items B Built-in Positioning Functions Apx. Example Connection Programming using "Instruction execu tion complete" flag and "Instru ction execution abno[...]

  • Page 112

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.7 Items To Be Observed in Programming B - 74 2) To use at a position other than just below the positioning instruction: If two or more pos itioning instru ctions are used in a program, the "Instruction ex ecution com[...]

  • Page 113

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.7 Items To Be Observed in Programming B - 75 A Common Items B Built-in Positioning Functions Apx. Example Connection 4.7.5 Operation Error Flag When there is an error in the applied instruction confi guration, target devi[...]

  • Page 114

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.8 Items To Be Observed When Using t he Main Unit (Transis tor Output) B - 76 4.8 Items To Be Observed When Using the Main Unit (Transistor Output) 1. Pulse output destination devices Use Y000 , Y001, and Y 002 *1 transist[...]

  • Page 115

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.9 Cautio n for Using th e High-Spe ed Outpu t Special Ad apter (FX 3U-2HSY-ADP ) B - 77 A Common Items B Built-in Positioning Functions Apx. Example Connection Operation of output • If an output number of the high-speed[...]

  • Page 116

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.10 Format and Execution of A pplied Instruct ion B - 78 4.10 Format and Execution of Applied Instruction Instruction and operand: - Function numbers (FNC00 - FNC  ) and symbols (mnemonic codes) are assigned to th[...]

  • Page 117

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 4 Before Programming 4.10 Format and Execution of A pplied Instruct ion B - 79 A Common Items B Built-in Positioning Functions Apx. Example Connection Format and execution of instruction: Depending on the sizes of the numeric values to be proce[...]

  • Page 118

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 5 Operation Test B - 80 5. Operation Test This chapter describes the operation test of positioning instructions. During forward rotation (JOG+) operation and reverse rotation (JOG-) operation, the test checks whether positioning instructions ar[...]

  • Page 119

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 5 Operation Test B - 81 A Common Items B Built-in Positioning Functions Apx. Example Connection • Install module so that excessive force will not be applied to I/O connectors. Failure t o do so may resu lt in wire d amage/breakag e or PLC fai[...]

  • Page 120

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 5 Operation Test 5.1 Test Procedure B - 82 5.1 Test Procedure 1 T urn off the power to the PLC. 2 T e mporarily connect the limit switches (forward rot ation limit 1, reverse rot ation limit 1) and the manual switch es (forward rotation, revers[...]

  • Page 121

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 5 Operation Test 5.1 Test Procedure B - 83 A Common Items B Built-in Positioning Functions Apx. Example Connection 8 Check the operation in the forward rot ation direction. Check the output indicator lamp (LED lamp) and the cu rrent value regis[...]

  • Page 122

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 5 Operation Test 5.1 Test Procedure B - 84 9 Check the operation of the forw ard rot ation limit switch. During operation in th e forward rotation direction (at step 8), turn off the forward rotation limit switch 1 (X010), and confirm that the [...]

  • Page 123

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 5 Operation Test 5.1 Test Procedure B - 85 A Common Items B Built-in Positioning Functions Apx. Example Connection 2. Stop of operation T urn off the reverse rotation (JOG-) switch (X013) to stop the operation in the reverse rotation direction.[...]

  • Page 124

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 5 Operation Test 5.2 Creation of Test Program B - 86 5.2 Creation of Test Program 1. Input/output assignment Inputs/outputs are assigned as shown in the following table: 2. Setting of related devices The following related devices depend on the [...]

  • Page 125

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 5 Operation Test 5.2 Creation of Test Program B - 87 A Common Items B Built-in Positioning Functions Apx. Example Connection 3. Example program Performs jogging operation in the forward r otation direc tion using the drive t o Increm ent instru[...]

  • Page 126

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 6 Mechanica l Zero Retur n (DSZR/ZRN Instructio n) 6.1 Types of Mec hanical Zero Return Instructions B - 88 6. Mechanical Zero Return (DSZR/ZRN Instruction) 6.1 Types of Mechanical Ze ro Return Instructions If forward rotation pulses or reverse[...]

  • Page 127

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 6 Mechanica l Zero Retur n (DSZR/ZRN Instructio n) 6.2 DOG Search Zero Retu rn (DSZR Instruction) B - 89 A Common Items B Built-in Positioning Functions Apx. Example Connection 6.2 DOG Search Zero Retu rn (DSZR Instruction) Use this instruction[...]

  • Page 128

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 6 Mechanica l Zero Retur n (DSZR/ZRN Instructio n) 6.2 DOG Search Zero Retu rn (DSZR Instruction) B - 90  4 : When a high-speed output special adapter is used as a destination for pulse output on a FX 3U PLC, use the output shown in the foll[...]

  • Page 129

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 6 Mechanica l Zero Retur n (DSZR/ZRN Instructio n) 6.2 DOG Search Zero Retu rn (DSZR Instruction) B - 91 A Common Items B Built-in Positioning Functions Apx. Example Connection 2. Special data registe rs The following table shows the related sp[...]

  • Page 130

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 6 Mechanica l Zero Retur n (DSZR/ZRN Instructio n) 6.2 DOG Search Zero Retu rn (DSZR Instruction) B - 92 6.2.3 Function and Operation → For details on the maximum speed, bias speed, acc eleration time, and deceleration time, refer to Subsecti[...]

  • Page 131

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 6 Mechanica l Zero Retur n (DSZR/ZRN Instructio n) 6.2 DOG Search Zero Retu rn (DSZR Instruction) B - 93 A Common Items B Built-in Positioning Functions Apx. Example Connection 2) For , specify the zero-phase signal input number in the range of[...]

  • Page 132

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 6 Mechanica l Zero Retur n (DSZR/ZRN Instructio n) 6.2 DOG Search Zero Retu rn (DSZR Instruction) B - 94 6) CLEAR signal output This instruction can output the CLEAR signal after stopping at the origin. If it is necessary to output the CLEAR si[...]

  • Page 133

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 6 Mechanica l Zero Retur n (DSZR/ZRN Instructio n) 6.2 DOG Search Zero Retu rn (DSZR Instruction) B - 95 A Common Items B Built-in Positioning Functions Apx. Example Connection 1. Zero return operation Zero return operation is described below a[...]

  • Page 134

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 6 Mechanica l Zero Retur n (DSZR/ZRN Instructio n) 6.2 DOG Search Zero Retu rn (DSZR Instruction) B - 96 2. DOG search function If the forward rotation limit and the reverse rotation limit are set, the DOG search function can be used for zero r[...]

  • Page 135

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 6 Mechanica l Zero Retur n (DSZR/ZRN Instructio n) 6.2 DOG Search Zero Retu rn (DSZR Instruction) B - 97 A Common Items B Built-in Positioning Functions Apx. Example Connection 4) If the limit switch in the zero return direction turns ON (if th[...]

  • Page 136

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 6 Mechanica l Zero Retur n (DSZR/ZRN Instructio n) 6.2 DOG Search Zero Retu rn (DSZR Instruction) B - 98 6.2.4 Important Points → For important progr amming points, refer t o Section 4.7. • If an input (X000 to X017) *1 from the main unit i[...]

  • Page 137

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 6 Mechanica l Zero Retur n (DSZR/ZRN Instructio n) 6.2 DOG Search Zero Retu rn (DSZR Instruction) B - 99 A Common Items B Built-in Positioning Functions Apx. Example Connection • If the "pulse output monitor" (BUSY/READY) flag is on[...]

  • Page 138

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 6 Mechanica l Zero Retur n (DSZR/ZRN Instructio n) 6.3 Zero Return (ZRN Inst ruction) B - 100 6.3 Zero Return (ZRN Instruction) Use this instruction to change the CLEAR signal output destination with an FX 3U /FX 3UC PLC Ver.2.20 or later or an[...]

  • Page 139

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 6 Mechanica l Zero Retur n (DSZR/ZRN Instructio n) 6.3 Zero Return (ZRN Inst ruction) B - 101 A Common Items B Built-in Positioning Functions Apx. Example Connection 6.3.2 List of R elated devices 1. Special auxiliary re lays The following tabl[...]

  • Page 140

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 6 Mechanica l Zero Retur n (DSZR/ZRN Instructio n) 6.3 Zero Return (ZRN Inst ruction) B - 102 6.3.3 Function and operation → For details on the maximum speed, bias speed, ac celeration time and deceleration time, refer to Subsection 4.2.5 to [...]

  • Page 141

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 6 Mechanica l Zero Retur n (DSZR/ZRN Instructio n) 6.3 Zero Return (ZRN Inst ruction) B - 103 A Common Items B Built-in Positioning Functions Apx. Example Connection 3) For , specify the near-point signal (DOG) input device number ( NO contact)[...]

  • Page 142

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 6 Mechanica l Zero Retur n (DSZR/ZRN Instructio n) 6.3 Zero Return (ZRN Inst ruction) B - 104 6) CLEAR signal output This instruction can output the CLEAR signal after stopping at the origin. If it is necessary to output the CLEAR signal at the[...]

  • Page 143

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 6 Mechanica l Zero Retur n (DSZR/ZRN Instructio n) 6.3 Zero Return (ZRN Inst ruction) B - 105 A Common Items B Built-in Positioning Functions Apx. Example Connection 1. Zero return operation Zero return operation is described below assuming tha[...]

  • Page 144

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 6 Mechanica l Zero Retur n (DSZR/ZRN Instructio n) 6.3 Zero Return (ZRN Inst ruction) B - 106 6.3.4 Important Points → For important progr amming points, refer t o Section 4.7. • If an input (X000 to X007) of the main unit is specif ied for[...]

  • Page 145

    7 Absolute Position Detection System (Abso lute Current Value Read)-ABS 7.1 Instr uction Format B - 107 FX 3G /FX 3U /FX 3UC PLC User's Manual - Pos itioning Co ntrol Edit ion Built-in Positioning Functions A Common Items B Built-in Positioning Functions Apx. Example Connection 7. Absolute Position Detection System (Absolute Current Value Read[...]

  • Page 146

    FX 3G /FX 3U /FX 3UC PLC User's Manual - Pos itioning Co ntrol Edit ion Built-in Positioning Functions 7 Absolute Position Detection System (Ab solute Current Value Read)-ABS Instruction 7.2 List of Rela ted Devices B - 108 7.2 List of Related Devices → For details on the related devices, refer to Section 4.1 to Section 4.4. 1. Special auxil[...]

  • Page 147

    7 Absolute Position Detection System (Abso lute Current Value Read)-ABS 7.4 Initial Z ero Return B - 109 FX 3G /FX 3U /FX 3UC PLC User's Manual - Pos itioning Co ntrol Edit ion Built-in Positioning Functions A Common Items B Built-in Positioning Functions Apx. Example Connection - When using the FX 2N -1PG(-E) or FX 2N -10PG, read out the ABS [...]

  • Page 148

    FX 3G /FX 3U /FX 3UC PLC User's Manual - Pos itioning Co ntrol Edit ion Built-in Positioning Functions 7 Absolute Position Detection System (Ab solute Current Value Read)-ABS Instruction 7.5 Impor tant Points B - 110 7.5 Important Points • Set the timing sequence for powering on your system so that the power of the PLC is turned on after the[...]

  • Page 149

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 8 1-Speed Positioning - DRVI/DRVA Instruction 8.1 Incremental Method and Absol ute Method B - 111 A Common Items B Built-in Positioning Functions Apx. Example Connection 8. 1-Speed Positioning - DRVI/DRVA Instruction The built-in positioning fu[...]

  • Page 150

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 8 1-Speed Positioning - DRVI/DRVA Instruction 8.1 Incremental Method and Absol ute Method B - 112 2. Absolute method (absolute address setting method) Specify the distance (absolute address) from the origin to the target position. In this case,[...]

  • Page 151

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 8 1-Speed Positioning - DRVI/DRVA Instruction 8.2 Drive to Increment - DRVI Instructi on B - 113 A Common Items B Built-in Positioning Functions Apx. Example Connection 8.2 Drive to Increment - DRVI Instruction 8.2.1 Instruction Format 1. Instr[...]

  • Page 152

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 8 1-Speed Positioning - DRVI/DRVA Instruction 8.2 Drive to Increment - DRVI Instructi on B - 114  2 : When a high-speed output special adapter is used as a destination for pulse output on a FX 3U PLC, use the output shown in the following ta[...]

  • Page 153

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 8 1-Speed Positioning - DRVI/DRVA Instruction 8.2 Drive to Increment - DRVI Instructi on B - 115 A Common Items B Built-in Positioning Functions Apx. Example Connection 2. Special data registe rs The following table shows the related special da[...]

  • Page 154

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 8 1-Speed Positioning - DRVI/DRVA Instruction 8.2 Drive to Increment - DRVI Instructi on B - 116 8.2.3 Function and Operation This instruction uses a relative drive method to perform a 1-speed positioning instruction. For this instruction, the [...]

  • Page 155

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 8 1-Speed Positioning - DRVI/DRVA Instruction 8.2 Drive to Increment - DRVI Instructi on B - 117 A Common Items B Built-in Positioning Functions Apx. Example Connection The rotation direction ON/OFF status of the specified device is shown in th[...]

  • Page 156

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 8 1-Speed Positioning - DRVI/DRVA Instruction 8.3 Drive To Absolu te - DRVA Inst ruction B - 118 8.3 Drive To Absolute - DRVA Instruction 8.3.1 Instruction Format 1. Instruction format 2. Data se tting *1. Setting range : -32,768 to +32,767 for[...]

  • Page 157

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 8 1-Speed Positioning - DRVI/DRVA Instruction 8.3 Drive To Absolu te - DRVA Inst ruction B - 119 A Common Items B Built-in Positioning Functions Apx. Example Connection  2 : When a high-speed output special adapter is used as a destination f[...]

  • Page 158

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 8 1-Speed Positioning - DRVI/DRVA Instruction 8.3 Drive To Absolu te - DRVA Inst ruction B - 120 2. Special data registe rs The following table shows the related special data registers. Note that Y000, Y001, Y002, and Y003 are devices that dete[...]

  • Page 159

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 8 1-Speed Positioning - DRVI/DRVA Instruction 8.3 Drive To Absolu te - DRVA Inst ruction B - 121 A Common Items B Built-in Positioning Functions Apx. Example Connection 8.3.3 Function and Operation This instruction uses an absolute drive method[...]

  • Page 160

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 8 1-Speed Positioning - DRVI/DRVA Instruction 8.3 Drive To Absolu te - DRVA Inst ruction B - 122 The rotation direction ON/OFF status of the specified device is shown in the following table. During instruction execution, however, do not use the[...]

  • Page 161

    FX 3G /FX 3U /FX 3UC PLC User's Manual - Pos itioning Co ntrol Edit ion Built-in Positioning Functions 9 One-speed Interrupt constant quantity feed -DVIT Instr uction 9.1 Instruction Format B - 123 A Common Items B Built-in Positioning Functions Apx. Example Connection 9. One-speed Interrupt constant quantity feed -DVIT Instruction The built-i[...]

  • Page 162

    FX 3G /FX 3U /FX 3UC PLC User's Manual - Pos itioning Co ntrol Edit ion Built-in Positioning Functions 9 One-speed Interrupt constant quantity feed -DVIT Instr uction 9.1 Instruction Format B - 124 3. Devic es  1 : Specify Y000, Y001, or Y002 transistor output from the main unit, or specify Y000, Y001, Y002 *2 , or Y003 *2 from a high-speed[...]

  • Page 163

    FX 3G /FX 3U /FX 3UC PLC User's Manual - Pos itioning Co ntrol Edit ion Built-in Positioning Functions 9 One-speed Interrupt constant quantity feed -DVIT Instr uction 9.2 List of Related De vices B - 125 A Common Items B Built-in Positioning Functions Apx. Example Connection 9.2 List of Related Devices 1. Special auxiliary re lays The followin[...]

  • Page 164

    FX 3G /FX 3U /FX 3UC PLC User's Manual - Pos itioning Co ntrol Edit ion Built-in Positioning Functions 9 One-speed Interrupt constant quantity feed -DVIT Instr uction 9.2 List of Related De vices B - 126 2. Special data registe rs The following table shows the related special data registers. Note that Y000, Y001, Y002, and Y003 are devices tha[...]

  • Page 165

    FX 3G /FX 3U /FX 3UC PLC User's Manual - Pos itioning Co ntrol Edit ion Built-in Positioning Functions 9 One-speed Interrupt constant quantity feed -DVIT Instr uction 9.3 Function and Operation B - 127 A Common Items B Built-in Positioning Functions Apx. Example Connection 9.3 Function and Operation → For details on the maximum speed, bias s[...]

  • Page 166

    FX 3G /FX 3U /FX 3UC PLC User's Manual - Pos itioning Co ntrol Edit ion Built-in Positioning Functions 9 One-speed Interrupt constant quantity feed -DVIT Instr uction 9.3 Function and Operation B - 128 The rotation direction ON/OFF status of the specified device is shown in the following table. During instruction execution, however, do not use[...]

  • Page 167

    FX 3G /FX 3U /FX 3UC PLC User's Manual - Pos itioning Co ntrol Edit ion Built-in Positioning Functions 9 One-speed Interrupt constant quantity feed -DVIT Instr uction 9.3 Function and Operation B - 129 A Common Items B Built-in Positioning Functions Apx. Example Connection *1. A device ca n only be specified if an FX 3U /FX 3UC PLC Ver.2.20 or[...]

  • Page 168

    FX 3G /FX 3U /FX 3UC PLC User's Manual - Pos itioning Co ntrol Edit ion Built-in Positioning Functions 9 One-speed Interrupt constant quantity feed -DVIT Instr uction 9.3 Function and Operation B - 130 Example program: The following program shows that the interrupt input for Y000 is set using the user interrupt input command (M8460). After spe[...]

  • Page 169

    FX 3G /FX 3U /FX 3UC PLC User's Manual - Pos itioning Co ntrol Edit ion Built-in Positioning Functions 9 One-speed Interrupt constant quantity feed -DVIT Instr uction 9.3 Function and Operation B - 131 A Common Items B Built-in Positioning Functions Apx. Example Connection 1. Interruption positioning operation The interruption positioning oper[...]

  • Page 170

    FX 3G /FX 3U /FX 3UC PLC User's Manual - Pos itioning Co ntrol Edit ion Built-in Positioning Functions 9 One-speed Interrupt constant quantity feed -DVIT Instr uction 9.4 Important Points B - 132 9.4 Important Points → For details on the instruction activation timing, refer to Section 4.7. • If the speed is too high for the number of pulse[...]

  • Page 171

    FX 3G /FX 3U /FX 3UC PLC User's Manual - Pos itioning Co ntrol Edit ion Built-in Positioning Functions 9 One-speed Interrupt constant quantity feed -DVIT Instr uction 9.4 Important Points B - 133 A Common Items B Built-in Positioning Functions Apx. Example Connection • The interrupt input cannot be used for the following items: Interrupt inp[...]

  • Page 172

    FX 3G /FX 3U /FX 3UC PLC User's Manual - Po sitioning Control Edition Built-in Positioning Functions 10 Variabl e Speed Operation (Va riable Spee d Pulse Output)- PLSV Instruct ion 10.1 Instr uction Format B - 134 10. Variable Speed Operation (Variable Speed Pulse Output)-PLSV Instruction The built-in positioning function uses the variable spe[...]

  • Page 173

    FX 3G /FX 3U /FX 3UC PLC User's Manual - Po sitioning Control Edition Built-in Positioning Functions 10 Variabl e Speed Operation (Va riable Spee d Pulse Output)- PLSV Instruct ion 10.2 List of Rel ated Device s B - 135 A Common Items B Built-in Positioning Functions Apx. Example Connection Point: • To use an FX 3U Series main unit of relay [...]

  • Page 174

    FX 3G /FX 3U /FX 3UC PLC User's Manual - Po sitioning Control Edition Built-in Positioning Functions 10 Variabl e Speed Operation (Va riable Spee d Pulse Output)- PLSV Instruct ion 10.2 List of Rel ated Device s B - 136 2. Special data registe rs The following table shows the related special data registers. Note that Y000, Y001, Y002, and Y003[...]

  • Page 175

    FX 3G /FX 3U /FX 3UC PLC User's Manual - Po sitioning Control Edition Built-in Positioning Functions 10 Variabl e Speed Operation (Va riable Spee d Pulse Output)- PLSV Instruct ion 10.3 Functi on and Operatio n B - 137 A Common Items B Built-in Positioning Functions Apx. Example Connection 10.3 Function and Operation The variable speed pulse o[...]

  • Page 176

    FX 3G /FX 3U /FX 3UC PLC User's Manual - Po sitioning Control Edition Built-in Positioning Functions 10 Variabl e Speed Operation (Va riable Spee d Pulse Output)- PLSV Instruct ion 10.3 Functi on and Operatio n B - 138 The rotation direction ON/OFF status of the specified device is shown in the following table. During instruction execution, ho[...]

  • Page 177

    FX 3G /FX 3U /FX 3UC PLC User's Manual - Po sitioning Control Edition Built-in Positioning Functions 10 Variabl e Speed Operation (Va riable Spee d Pulse Output)- PLSV Instruct ion 10.3 Functi on and Operatio n B - 139 A Common Items B Built-in Positioning Functions Apx. Example Connection 3) For , specify the rotation direction signal output [...]

  • Page 178

    FX 3G /FX 3U /FX 3UC PLC User's Manual - Po sitioning Control Edition Built-in Positioning Functions 10 Variabl e Speed Operation (Va riable Spee d Pulse Output)- PLSV Instruct ion 10.4 Importa nt Points B - 140 10.4 Important Points → For important progr amming points, refer t o Section 4.7. • During pulse output operation, if the output [...]

  • Page 179

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 11 Batch Data Positioning Mode (TBL Instruction) 11.1 Instruction Format B - 141 A Common Items B Built-in Positioning Functions Apx. Example Connection 11. Batch Data Positioning Mode (TBL Instruction) If GX Developer Ver.8.23Z or later is use[...]

  • Page 180

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 11 Batch Data Positioning Mode (TBL Instruction) 11.2 List of Related De vices B - 142 11.2 List of Related Devices 1. Special auxiliary re lays The following table shows the related special auxiliary relays. Note that Y000, Y001, Y002, and Y00[...]

  • Page 181

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 11 Batch Data Positioning Mode (TBL Instruction) 11.2 List of Related De vices B - 143 A Common Items B Built-in Positioning Functions Apx. Example Connection 2. Special data registe rs The following table shows the related special data registe[...]

  • Page 182

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 11 Batch Data Positioning Mode (TBL Instruction) 11.3 Function and Operation B - 144 11.3 Function and Operation Preliminarily set the posi tioning parameters using GX Developer, and then speci fy the pulse output destinat ion and the positioni[...]

  • Page 183

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 11 Batch Data Positioning Mode (TBL Instruction) 11.4 Positioni ng Parameter Setting B - 145 A Common Items B Built-in Positioning Functions Apx. Example Connection 11.4 Positioning Parameter Setting Use GX Developer Ver.8.23Z or later to set t[...]

  • Page 184

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 11 Batch Data Positioning Mode (TBL Instruction) 11.4 Positioni ng Parameter Setting B - 146 2 Set the memory cap acity . Click on the "Memory capacity" t ab, and then clic k on the "Po sitioning Instruction Setting" check b[...]

  • Page 185

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 11 Batch Data Positioning Mode (TBL Instruction) 11.4 Positioni ng Parameter Setting B - 147 A Common Items B Built-in Positioning Functions Apx. Example Connection 3 Set the positioning data. After entering a check, positioni ng da ta can be s[...]

  • Page 186

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 11 Batch Data Positioning Mode (TBL Instruction) 11.4 Positioni ng Parameter Setting B - 148 *1. When the destination for pulse output on a FX 3U or FX 3UC PLC is a built-in transistor output, the setting range is 10 to 100,000 Hz. If an FX 3U [...]

  • Page 187

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 11 Batch Data Positioning Mode (TBL Instruction) 11.4 Positioni ng Parameter Setting B - 149 A Common Items B Built-in Positioning Functions Apx. Example Connection *1. Y002 is not available in 14-point and 24-point type FX 3G PLC. *2. Note tha[...]

  • Page 188

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 11 Batch Data Positioning Mode (TBL Instruction) 11.4 Positioni ng Parameter Setting B - 150 4 Transfer the parameters (+ sequence program) to the PLC. 1. Select "Online" from the tool menu, and then select "Write to PLC". T[...]

  • Page 189

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 11 Batch Data Positioning Mode (TBL Instruction) 11.4 Positioni ng Parameter Setting B - 151 A Common Items B Built-in Positioning Functions Apx. Example Connection 11.4.2 Changing of Set Positioning Parameters (Number of Pulses and Frequency) [...]

  • Page 190

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 11 Batch Data Positioning Mode (TBL Instruction) 11.4 Positioni ng Parameter Setting B - 152 To read out and store the "pulse" and "frequ ency" changed by a display module or HMI: 1) In the "Positioning instruction sett[...]

  • Page 191

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 12 Examples of Progra ms B - 153 A Common Items B Built-in Positioning Functions Apx. Example Connection 12. Examples of Programs Assuming that the MELSERVO Series 1- axis servo amplifier is used for control, this chapter shows various examples[...]

  • Page 192

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 12 Examples of Progra ms 12.1 Input/Output Assignment B - 154 12.1 Input/Output Assignment The programs shown in this chapter use 1 axis for Y000 (pulse output destination device). If other pulse output destination device are used, change vario[...]

  • Page 193

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 12 Examples of Progra ms 12.1 Input/Output Assignment B - 155 A Common Items B Built-in Positioning Functions Apx. Example Connection *6. To use pin 3 of the CN1 connector of the MR-C  A servo amplifier for the "servo ready" signal[...]

  • Page 194

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 12 Examples of Progra ms 12.2 Programs for Forward/Reverse Rotatio n (Relay Ladder Program) B - 156 12.2 Programs for Forward/Reverse Ro tation (Relay Ladder Program) 12.2.1 Ex ample Program Positioning operation will be performed using the abs[...]

  • Page 195

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 12 Examples of Progra ms 12.2 Programs for Forward/Reverse Rotatio n (Relay Ladder Program) B - 157 A Common Items B Built-in Positioning Functions Apx. Example Connection *1. The maximum transfer distance for each jogging oper ation is ±999,9[...]

  • Page 196

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 12 Examples of Progra ms 12.2 Programs for Forward/Reverse Rotatio n (Relay Ladder Program) B - 158 Position- ing in forw ard rotation direction M8348 Position- ing operation being performed X024 M107 Posit ioning operation being performed in f[...]

  • Page 197

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 12 Examples of Progra ms 12.3 Programs for Forward/Reverse Ro tation (Step L adder (STL) Program) B - 159 A Common Items B Built-in Positioning Functions Apx. Example Connection 12.3 Programs for Forward/Reverse Rota tion (Step Ladder (STL) Pro[...]

  • Page 198

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 12 Examples of Progra ms 12.3 Programs for Forward/Reverse Ro tation (Step L adder (STL) Program) B - 160 *1. If the initial values (maximum speed, acceleration/deceleration time, zero return speed, creep speed) can be used, it is not necessary[...]

  • Page 199

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 12 Examples of Progra ms 12.3 Programs for Forward/Reverse Ro tation (Step L adder (STL) Program) B - 161 A Common Items B Built-in Positioning Functions Apx. Example Connection *3. To stop the positioning operation, be sure to insert the stop [...]

  • Page 200

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 12 Examples of Progra ms 12.3 Programs for Forward/Reverse Ro tation (Step L adder (STL) Program) B - 162 *5. To stop the positioning operation, be sure to insert the stop contact before the positioning instruction so that the STL instruction c[...]

  • Page 201

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 12 Examples of Progra ms 12.4 Positioning Using Batch Setting Method B - 163 A Common Items B Built-in Positioning Functions Apx. Example Connection 12.4 Positioning Using Batch Setting Method Positioning operation will be performed using the a[...]

  • Page 202

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 12 Examples of Progra ms 12.4 Positioning Using Batch Setting Method B - 164 3 Click on the "Positioning" t ab, and then set Y000 (pulse output destination) as follows. Before clicking on the "Positioning" tab, click on the [...]

  • Page 203

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 12 Examples of Progra ms 12.4 Positioning Using Batch Setting Method B - 165 A Common Items B Built-in Positioning Functions Apx. Example Connection 5 Create a program. 6 On the bar , click on "Online" and then "Write to PLC"[...]

  • Page 204

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 12 Examples of Progra ms 12.4 Positioning Using Batch Setting Method B - 166 Orig in return M8348 Positionin g being performed M10 RST M12 RST M13 RST X021 M101 Normal end of origin return M100 Orig in re turn being performed M102 Abnormal end [...]

  • Page 205

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 12 Examples of Progra ms 12.4 Positioning Using Batch Setting Method B - 167 A Common Items B Built-in Positioning Functions Apx. Example Connection Position- ing in forw ard rotation direction M8348 Position- ing operation being performed X024[...]

  • Page 206

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 12 Examples of Progra ms 12.5 Program for Reading Current ABS Value Using ABS Instruction B - 168 12.5 Program for Reading Current ABS Value Using ABS Instruction 1) Program for storing ABS data in current value regi sters specified by a positi[...]

  • Page 207

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 13 Troubleshoo ting 13.1 LED Indica tor Lamp Check B - 169 A Common Items B Built-in Positioning Functions Apx. Example Connection 13. Troubleshooting 13.1 LED Indicator Lamp Check If an error occurs, check the ON/OFF status of the LED indicato[...]

  • Page 208

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 13 Troubleshoo ting 13.1 LED Indica tor Lamp Check B - 170 OFF The PLC may be at one of the following status es: • The power is off. • The specifie d voltage is not supplied to the power s upply terminal. • The power cable is disconnected[...]

  • Page 209

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 13 Troubleshoo ting 13.1 LED Indica tor Lamp Check B - 171 A Common Items B Built-in Positioning Functions Apx. Example Connection 13.1.2 RUN Indicator Lamp (Statuses: ON, OFF) [FX 3G /FX 3U /FX 3UC ] 13.1.3 BATT Indicator Lamp (Statuses: ON, O[...]

  • Page 210

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 13 Troubleshoo ting 13.1 LED Indica tor Lamp Check B - 172 Flashing The PLC has one of the following errors: • Parameter error • Syntax error • Circuit error Diagnose the PLC (PC), or check the pr ograms us ing the programming tool. For c[...]

  • Page 211

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 13 Troubleshoo ting 13.1 LED Indica tor Lamp Check B - 173 A Common Items B Built-in Positioning Functions Apx. Example Connection 13.1.6 Pulse Output Destination Device and Ro tation Direction Output Indicator Lamp 1. If transistor outputs fro[...]

  • Page 212

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 13 Troubleshoo ting 13.1 LED Indica tor Lamp Check B - 174 2. If the high-speed output special adapter (FX 3U -2HSY-ADP) i s us ed for positioning Status of pulse output me thod setting switch Signal LED statu s during execution of positioning [...]

  • Page 213

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 13 Troubleshoo ting 13.2 Error Chec k B - 175 A Common Items B Built-in Positioning Functions Apx. Example Connection 13.2 Error Check 13.2.1 Error Code Check Method This section describes how to check the error cod es using GX Developer . If t[...]

  • Page 214

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 13 Troubleshoo ting 13.2 Error Chec k B - 176 13.2.2 Error Codes This section describes the error codes related to the positioning instructions. For details on the error codes, refer to the following manual. → Refer to the prog ramming manual[...]

  • Page 215

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 13 Troubleshoo ting 13.3 If the Servo Motor or the Ste pping Motor Does Not Operate B - 177 A Common Items B Built-in Positioning Functions Apx. Example Connection 13.3 If the Servo Motor or the St epping Motor Does Not Operate If the servo mot[...]

  • Page 216

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Built-in Positioning Functions 13 Troubleshoo ting 13.4 If Opera tion Is Stopped at a Wrong Position B - 178 13.4 If Operation Is Stopp ed at a Wrong Position If operation is stopped at a wrong position, check the following items. 1) Check whether the electronic gear of the [...]

  • Page 217

    Apx. - 1 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Example Connection A Common Items B Built-in Positioning Functions Apx. Example Connection FX 3G /FX 3U /FX 3UC Series Programmable Controllers User's Manual [Positioning Control Edition] Appendix: Example Connection Foreword To use the positioning function of [...]

  • Page 218

    Apx. - 2 FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Example Connection Description of Manual (Example of Connection) In this manual, the following formats are us ed for describing the examples of connection: The above is different from the actual page, as it is provided for explanation only. Shows the title of the ma[...]

  • Page 219

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Example Connection Appendix 1: MELSERVO-J3 Series Appendix 1-1 Main Unit (Transi stor Output) Apx. - 3 A Common Items B Built-in Positioning Functions Apx. Example Connection Appendix 1. MELSERVO-J3 Series Appendix 1-1 Main Unit (Transistor Output) To assign the inputs/outpu[...]

  • Page 220

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Example Connection Appendix 1. MELSERVO-J3 Series Appendix 1-2 High-Speed Output Special Ada pter Apx. - 4 *1. Be sure to use the class- D grounding method (grou nding resistan ce: 100 Ω or less). *2. Near-point signa l (DOG) *3. To ensure safety, use th e forward rotati o[...]

  • Page 221

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Example Connection Appendix 1: MELSERVO-J3 Series Appendix 1-1 Main Unit (Transi stor Output) Apx. - 5 A Common Items B Built-in Positioning Functions Apx. Example Connection 2. FX 3UC PLC *1. Be sure to use the class- D grounding method (grou nding resistan ce: 100 Ω or l[...]

  • Page 222

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Example Connection Appendix 1. MELSERVO-J3 Series Appendix 1-2 High-Speed Output Special Ada pter Apx. - 6 Appendix 1-2 High-Speed Output Special Adapter To assign the inputs/outputs, refer to the following section. → Refer to Section 12.1 of "B. Bu ilt-in Positioning[...]

  • Page 223

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Example Connection Appendix 1: MELSERVO-J3 Series Appendix 1-3 Absolute Positi on Detection (Transist or Output) Apx. - 7 A Common Items B Built-in Positioning Functions Apx. Example Connection *3. To ensure safety, use th e forward rotati on limit switch and the reverse rot[...]

  • Page 224

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Example Connection Appendix 1. MELSERVO-J3 Series Appendix 1-2 High-Speed Output Special Ada pter Apx. - 8 2. FX 3UC PLC *1. Be sure to use the class- D grounding method (grou nding resistan ce: 100 Ω or less). FX 3UC -32MT /D DOCOM 46 22 DICOM 20 ABST 25 23 SD Plate CN1 2[...]

  • Page 225

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Example Connection Appendix 2. MELSERVO-J2 (- Super) Ser ies Appendix 2-1 Main Unit (Transistor Output) Apx. - 9 A Common Items B Built-in Positioning Functions Apx. Example Connection Appendix 2. MELSERVO-J2 (-Super) Series Appendix 2-1 Main Unit (Transistor Output) To assi[...]

  • Page 226

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Example Connection Appendix 2. MELSERVO-J2 (-Super) Series Appendix 2-1 Main Unit (Transistor Output) Apx. - 10 *1. Be sure to use the class- D grounding method (grou nding resistan ce: 100 Ω or less). *2. Near-point signa l (DOG) *3. To ensure safety, use th e forward rot[...]

  • Page 227

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Example Connection Appendix 2. MELSERVO-J2 (- Super) Ser ies Appendix 2-1 Main Unit (Transistor Output) Apx. - 1 1 A Common Items B Built-in Positioning Functions Apx. Example Connection 2. FX 3UC PLC *1. Be sure to use the class- D grounding method (grou nding resistan ce: [...]

  • Page 228

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Example Connection Appendix 2. MELSERVO-J2 (-Super) Series Appendix 2-2 High-Speed Output Special Adapter Apx. - 12 Appendix 2-2 High-Speed Output Special Adapter To assign the inputs/outputs, refer to the following section. → Refer to Section 12.1 of "B. Bu ilt-in Po[...]

  • Page 229

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Example Connection Appendix 2. MELSERVO-J2 (- Super) Ser ies Appendix 2-3 Absolute Position D etection (Transistor Output) Apx. - 1 3 A Common Items B Built-in Positioning Functions Apx. Example Connection *3. To ensure safety, use th e forward rotati on limit switch and the[...]

  • Page 230

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Example Connection Appendix 2. MELSERVO-J2 (-Super) Series Appendix 2-3 Absolute Position Detection (Transistor Output) Apx. - 14 2. FX 3UC PLC *1. Be sure to use the class- D grounding method (grou nding resistan ce: 100 Ω or less). FX 3UC -32MT /D SD Plate COM1 FX 2NC -1[...]

  • Page 231

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Example Connection Appendix 3. MELSERVO-H Series Appendix 3-1 Main Unit (Transi stor Output) Apx. - 1 5 A Common Items B Built-in Positioning Functions Apx. Example Connection Appendix 3. MELSERVO-H Series Appendix 3-1 Main Unit (Transistor Output) To assign the inputs/outpu[...]

  • Page 232

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Example Connection Appendix 3. MELSERVO-H Seri es Appendix 3-2 Ab solute Position Det ection (Transisto r Output) Apx. - 16 *1. Be sure to use the class- D grounding method (grou nding resistan ce: 100 Ω or less). *2. Near-point signa l (DOG) *3. To ensure safety, use th e[...]

  • Page 233

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Example Connection Appendix 4. MELSERVO-C Series Appendix 4-1 Main Unit (Transi stor Output) Apx. - 1 7 A Common Items B Built-in Positioning Functions Apx. Example Connection Appendix 4. MELSERVO-C Series Appendix 4-1 Main Un it (Transistor Output) To assign the inputs/outp[...]

  • Page 234

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Example Connection Appendix 4. MELSERVO-C Series Appendix 4-1 Main Unit (Transistor Output) Apx. - 18 *1. Be sure to use the class- D grounding method (grou nding resistan ce: 100 Ω or less). *2. Near-point signa l (DOG) *3. Set t he servo amplifi er parameter No.21 to &qu[...]

  • Page 235

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Example Connection Appendix 4. MELSERVO-C Series Appendix 4-1 Main Unit (Transi stor Output) Apx. - 1 9 A Common Items B Built-in Positioning Functions Apx. Example Connection 2. FX 3UC PLC *1. Be sure to use the class- D grounding method (grou nding resistan ce: 100 Ω or [...]

  • Page 236

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Example Connection Appendix 4. MELSERVO-C Series Appendix 4-2 High -Speed Output Special Adap ter Apx. - 20 Appendix 4-2 High-Speed Output Special Adapter To assign the inputs/outputs, refer to the following section. → Refer to Section 12.1 of "B. Built-in Positioning[...]

  • Page 237

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Example Connection Appendix 4. MELSERVO-C Series Appendix 4-2 High-Speed Output Special Ada pter Apx. - 2 1 A Common Items B Built-in Positioning Functions Apx. Example Connection *4. To ensure safety, use th e forward rotati on limit switch and the reverse rot ation limit s[...]

  • Page 238

    FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Example Connection Appendix 4. MELSERVO-C Series Appendix 4-2 High -Speed Output Special Adap ter Apx. - 22 MEMO[...]

  • Page 239

    i FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Warranty Warranty Please confirm the following product warra nty details before using this product. 1. Gratis Warranty Term and Gratis Warran ty Range If any faults or defects (he reinafter "Failure") found to be the responsibility of M itsubis hi occurs during u[...]

  • Page 240

    ii FX 3G /FX 3U /FX 3UC PLC User's Man ual - Positioning Control Edition Revised History Revised History Date Revision Desc ription 7/2005 A First Edition 2/2006 B • The transistor outp ut for FX 3U Series was ad ded. - A.Common items (Subsection 1.2.1 a nd 1.2.2, Sect ion 2.1 a nd Subsection 3.1.1). - B.Built-in position ing function (Secti[...]

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    HEAD OFFICE: TOKYO BUILDING, 2-7-3 MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN HIMEJI WORKS: 840, CHIYO DA CHO, HIMEJI, JAPAN JY997D16801E (MEE) Effective March 2009 Specifications are subject to chang e without notice. USER'S MANUAL - Positio ning Control Edition FX 3G /FX 3U /FX 3UC SERIES PROGRAMMABLE CONTR OLLERS MODEL FX3U-U-POS-E MODEL[...]