Mitsubishi Electronics -LD62D manual

MELSEC-L High-S peed Counter Module User's Manual -LD62 -LD62D[...]

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1 SAFETY PRECAUTIONS (Read th ese precau tions bef ore using th is prod uct.) Befor e usin g this produc t, pl ease rea d thi s manua l and t he r elevan t manu als care full y and p ay f ull at tent ion to safet y to han dle th e product correc tly . The pre cauti ons giv en in th is manu al are concer ned wit h this product only . For the s afety[...]

2 [Inst allation Precautio ns] [Inst allation Precautio ns] [Wiring Precautions] W A RNING ● Shut of f the exte rnal power suppl y (all phase s) used in the syst em before mounti ng or removing a modu le. Fa ilure to do so may r esult in elect r ic sh ock or cause the modu le to fail or mal f unct ion. CAUTI ON ● Use t he p rogram mable contro [...]

3 [Wiring Precautions ] CAUTION ● Indivi dually gr ound the FG and LG te rminals of the pr ogramma ble control ler with a ground resista nce of 100  or less. Fail ure to do so may resu lt in electri c shock or malfunc tion. ● Check th e rated volt age and term inal layout before w iring to the mod ule, and conn ect the cable s correc tly . C[...]

4 [St artup and Mainten ance Precautions] [St artup and Mainten ance Precautions] [Disposal Precautio ns] W A RNING ● Do not touch an y termin al while powe r is on. Do ing so wi ll cause elect ric shock or malf unction. ● Shut of f the exte rnal power suppl y (all phases) used in t he system before cleani ng the module or reti ghtening the co [...]

5 CONDITIONS OF USE FOR THE PRODUCT (1) Mitsubishi programmable controller ("the PRODUCT") shall be used in conditions; i) where any problem, fault or failure occurring in the PRODUCT, if any, shall not lead to any major or serious accident; and ii) where the backup and fail-safe function are systematically or automatically provided outsi[...]

6 INTRODUCTION Thank y ou for purchasi ng the Mitsu bishi MELSEC-L series pro grammable con trollers. This m anual describe s the f unctions and p rogramming of a h igh-speed coun ter module. Before us ing this produc t, please read th is manual and the relevant man uals careful ly and d evelop fami liarity wit h the functio ns and performan c e of[...]

7 COMPLIANCE W ITH EMC AND LOW VOL T AGE DIRECTIVES (1) Method of ensuring compliance T o ensure that Mit subishi progra mmable controlle rs maintain EMC and Low V oltage Directives when inc orpora ted into ot her ma chiner y or eq uipment, certain m easures m ay be necess ary . Please refer to one of the followi ng manua ls. • MELSEC-L CPU Mo du[...]

8 RELEV AN T MANUALS (1) CPU module user's ma nu al (2) Head module user's manual (3) Operating manual Manua l na me <manual n umber (model code )> Description MELSEC-L CPU Module User's Manu al (Hardware Design, Maintenance and Inspection) <SH-080890ENG , 13JZ36> S pecifications of the CPU modules, po wer supply modules,[...]

9 Memo[...]

CONTENTS 10 CONTENTS SAFETY PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 CONDITIONS OF USE FOR THE PRODUCT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . .[...]

11 7.3 Intelligent Function Modul e Detail e d Setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 7.4 Parameter Setti ngs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56 7.5 Auto Refresh . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

12 Appendix 1.1 Input signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 12 Appendix 1.2 Output signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1 4 Appendix 2 Detail s of Buf fer Memory Areas . . . . . . . . .[...]

13 MANUAL P AGE ORGANIZA TION In this m anual, pages are organize d and the symb ols are used as show n below . The follo w ing illustrat ion is for ex planat ion purpos e only , and should not be referred to as an a ctual documen tation. *1 The mouse operation example (for GX Works2) is provided below . The section of the current page is shown. Th[...]

14 TERMS Unles s otherw ise spe c ifie d, this manual u ses the follow ing t erms. P ACKING LIST The followin g item s are inc luded in the pack age of this produ ct. Before use , check that all the i tems ar e includ ed. Te r m Description High-speed counter module Another term for the ME LSEC-L ser ies high-speed counter module Head module Abbrev[...]

15 CHAPTER 1 HIGH-SPEED COUNTER MODULE 1 1.1 Application CHAPTER 1 HIGH-SPEED CO UNTER MODULE This cha pter describes the application and the featu res of t he hig h-speed c ounter module. 1.1 Application The high-s peed counter m odule is ca pable of counting t he number of inputs of a hi gh-speed pulse that c annot be measured by a sequence using[...]

16 1.2 Features (1) Offering counting cap ability over the wide range from - 214748 3 648 to 214748 3647 • The module sto res a count valu e in 32-bit s igned bin ary . • The number of channels i s two. (2) Switching the maximum counting spee d For the L D62D, 500k/ 200k/100k/10k can be switche d and for the LD62, 2 00k/100k/10k c an be switche[...]

17 CHAPTER 1 HIGH-SPEED COUNTER MODULE 1 1.2 Features (7) Executing the prese t function and the counter function s e lection via e xternal control signals • Applying a voltag e to the prese t input terminal allows the pre s et fu nction to be perfo rmed. • Applying a voltag e to the func tion st art input termina l allows the cou nter function[...]

18 CHAPTER 2 P ART NAMES The foll owing tabl e lists t he part names of the high-spe ed counter modu le. No. Name Description 1) Module joint levers Levers for connecting two modules 2)  A LED On: A voltage is being appli ed to the phase A pulse input terminal. 3)  B LED On: A voltage is being appli ed to the phase B pulse input terminal. 4) [...]

19 CHAPTER 2 P A RT NAMES 2 Memo[...]

20 CHAPTER 3 SPECIFICA TIONS This c hapter describes gene ral sp ecificati ons, performanc e specificatio ns, function s, I/O si gnals, and buf fer memory areas . 3.1 General Specifications For the g eneral specific ations of the h igh-speed co unter mod ule, refer to the followi ng. Safety G uidelines, pro vided with the CPU modu le or head mo dul[...]

21 CHAPT ER 3 SPECIFICA TI ONS 3 3.2 Performance Specifications 3.2 Performance Specifications The follo w ing tab le descri bes the perfor mance s pecifications of the high-spee d counter modul e. (1) LD62 (DC input sink output type) Item Spe cifications Counting speed switch setting *1 200k (100k to 200kPPS) 100k (10k to 100kPPS) 10k (10kPPS or l[...]

22 *1 The value can be configured in intelligent function m odule switch setting. *2 The counting speed is affected by the pulse rise/fall tim e. The number of puls es that can be counted depending on the count ing speed is as follows. Note that the count may be incorrect when puls es with long rise/fall time are counted. (2) LD62D (differential in[...]

23 CHAPT ER 3 SPECIFICA TI ONS 3 3.2 Performance Specifications 3.2.1 Number of parameters that can be set *1 The value can be configured in int elligent function module switch setting. *2 The counting speed is aff ec ted by the pulse rise/fall time. The number of pulses that can be counted depending on t he count ing speed is as follows. Note that[...]

24 (2) Checking the number of p arameters The numb er of parameter s set for the intelligen t function module an d the maximum number of p arame ters can be check ed by the followi ng operati on. Project w indow [Inte lligent Fu nction Module ] Righ t-click [Intelli gent Function M odule Parameter Lis t] No. Descrip tion 1) T he total num ber of pa[...]

25 CHAPT ER 3 SPECIFICA TI ONS 3 3.3 Function List 3.3 Function List The f ollow ing ta ble lists th e func tio ns of t he hig h-spe ed c ounte r modu le. ● These functions can be used together . However , select eit her the linear cou nter function or the ring c ounter function and any one of the counter functions from counter function se lectio[...]

26 3.4 List of I/O Signals The followin g t able l ists t he I/O signa ls of the high-speed cou nter module. For det ails on the I/O signals, refer to the followin g. • Details of I/O sign als ( Page 1 12, Appe ndix 1) ● The I/O numbers (X/Y) above apply when the st art I/O num ber of the high-speed counter module is set to "0". ● T[...]

27 CHAPT ER 3 SPECIFICA TI ONS 3 3.5 List of B uffer Memory Areas 3.5 List of Buffer Mem ory Areas The follo w ing tab le list s the buf fer m emory area s of the high -speed c ounter module. For det ails on the buf fer memory ar eas, refer t o the following. • Details o f Buf fer Me mory Areas ( Pa ge 1 16, Appe ndix 2) Address (decimal) Address[...]

28 *1 This value is set when the high-speed counter module i s powered on or the CPU module is reset. *2 Whether a value c an be read from/written t o a program or not is indicated. R: Readable W: Wr itable *3 Read or write value s in 32-bit signed binary . (Be s ure to use two words at a time.) ● The system areas listed above and the areas not l[...]

29 CHAPT ER 4 PROCEDU RES BE FORE OPER A TION 4 CHAPTER 4 PROCEDURES BEFORE OPERA TION This cha pter lists th e procedures bef ore operation. ( Page 31, Sect ion 5.1 ) ( Page 35, Sectio n 6.2 , Page 47, S ection 6.3 , Page 49, Section 6 .4) ( Page 53, Sect ion 7.1 ) ( Page 54, Sect ion 7.2 ) ( Page 55, Sect ion 7.3 ) ( Page 56, Sect ion 7.4 , Page [...]

30 Memo[...]

31 CHAPTER 5 SYSTEM CONFIGURA TION 5 5.1 Overall Configuration CHAPTER 5 SYSTEM CONFIGURA TION This ch apter descri bes the o verall con figuration, nu mber of con nect able modules , and comp atible sof tware ver s ions of the high-s peed counter m odule. 5.1 Overall Configuration The follo w ing figures s how examples o f system confi guration us[...]

32 (2) When connected to the head module Power supply module END cover Connector Head module High-speed counter module[...]

33 CHAPTER 5 SYSTEM CONFIGURA TION 5 5.2 Applicable System 5.2.1 Restrictions when the high-speed c ounter module is connected to the head m odule 5.2 Applicable System (1) Number of connect able modules For the num ber of connect able modules , refer to the fo llowing . MELSEC-L CPU Modul e User's Manual (H ardware Design, Maintena nce and In[...]

34 CHAPTER 6 INST ALLA TION AND WIRI NG This c hapter describes inst allation and wiring of the h igh-speed counter mod ule. 6.1 Inst allation Environm ent and Installation Position For pr ecaution s for inst allation e nvironment and installa tion p osition, r efer to the foll owing. MELSEC-L CP U Mod ule Use r's Man ual (Hardware De sign, Ma[...]

35 CHAPTER 6 INST ALLA TION AND WIRING 6 6.2 Wiring 6.2.1 Wiring precautions 6.2 Wiring This sec tion d escribes wiring of encode rs and contro llers to the high -speed counter m odule. 6.2.1 Wiring precauti ons T o obtai n the maximum performanc e from the funct ions of the h igh-sp eed coun ter module an d improve the system reliabili ty , an ext[...]

36 (3) Measures a gainst noise • The high-speed c ounter module m ay count puls es inco rrectly if pulse -like noise is input. • For the input o f high -speed pul ses, tak e the f ollowing mea sures aga inst noise: • The following figure shows a wiring example for noise reduct ion. • Ground the shi elded twisted pair cable o n the encoder s[...]

37 CHAPTER 6 INST ALLA TION AND WIRING 6 6.2 Wiring 6.2.1 Wiring precautions (4) Requirement s for compliance wit h the EMC and Low V olt age Directiv es T ake the fol lowing measu res for comp liance w ith th e EMC an d Low V oltage D irectives. • Install a D C power inside the cont rol panel. • Use a shiel ded cabl e for the DC po wer when t [...]

38 • T ake the fol lowing noise reduction me asures wh en wiring a con nector for extern al devices. [Exampl e of wiri ng using a shi elded cable] The f ollowin g figur e shows an exam ple of wiring f or noise reducti on using the A6CO N1. [Exampl e of no ise reduc tion measures taken to shi elded cable s] Assemb ling the A6CON1 From the controll[...]

39 CHAPTER 6 INST ALLA TION AND WIRING 6 6.2 Wiring 6.2.2 Connectors for external devices 6.2.2 Connectors for external device s (1) Preca utions • Tig hten the c onnector screw s with in the sp ecified torqu e range . • Use copper wi res havin g temperature rati ng of 75  or mor e for the co nnectors. • Use UL li ste d conne ctor s if ne [...]

40 (3) Wiring method For wiring method, refer to th e following. MELSE C-L CPU Modu le User's Manu al (Hardw are De sign, Mainte nance an d Inspection ) (4) Connection procedure (5) Removal procedure 1. Plug ging the c onn ecto r Plug the connector in to the slot on the high-speed counter mo dule. 2. Tight ening the connec tor screws T ighten [...]

41 CHAPTER 6 INST ALLA TION AND WIRING 6 6.2 Wiring 6.2.3 Interface with external devices 6.2.3 Interface wi th external de vices This sec tion l ists the interface of the h igh-spee d counter modul e with external devices . (1) T erminal layout and termi nal numbers of the connec tor for ex t ernal devi ces The follow ing figu re shows the t ermin[...]

42 (2) LD62 (DC input sink output type) I/O classification Internal circuit T erminal number *1 Sign al name Operation Input vo ltage (gu arante ed value) Operating current (guarant eed value) CH1 CH2 Input A20 A13 P hase A pulse input 24V On 21.6 to 26.4V 2 to 5mA Off 5V or less 0.1mA or less B20 B13 P hase A pulse input 12V On 10.8 to 13.2V 2 to [...]

43 CHAPTER 6 INST ALLA TION AND WIRING 6 6.2 Wiring 6.2.3 Interface with external devices *1 The terminals A03, A04, B03, and B04 are not assigned. *2 Coincidence output derating ( on ratio) is as fo llows. Output A06 A05 EQU1 (coincidence o utput point No.1) • Operating v olt age: 10.2 to 30V • Maximu m load current: 0.5A/point, 2A/common *2 ?[...]

44 (3) LD62D (differential input sink output type) I/O classification Internal circuit T erminal number *1 Signal name Operation Input vo ltage (guaran teed value) Operatin g current (gu arant eed val ue) CH1 CH2 Input A20 A14 Phase A pulse i nput EIA S tandard RS-422-A Line receiver (AM26C32 (m anufactured by T exas Instruments Incorporated) or eq[...]

45 CHAPTER 6 INST ALLA TION AND WIRING 6 6.2 Wiring 6.2.3 Interface with external devices *1 The terminals A 03, A04, A07, A0 8, B03, B04, B07, and B08 are not assigned. *2 Coincidence output derating ( on ratio) is as fo llows. Output A06 A05 EQU1 (coincidence output point No.1) • Operat ing voltage: 10.2 to 30V • Max imum load current: 0. 5A/[...]

46 6.2. 4 Con nect able encoders Encoder s that can be conne cted t o the h igh-speed counter mod ule are as follo w s. (1) T o the LD62 • O pen colle ctor ou tput type encod er • CMOS level vol tage outpu t type enc oder (Check tha t the encoder output volt age mee ts the sp ecificati ons of the LD6 2.) (2) T o the LD62D • Line driver outp u[...]

47 CHAPTER 6 INST ALLA TION AND WIRING 6 6.3 Examples of Wiring Between the High-S peed Counter Module and an Encoder 6.3 Examples of Wiring B etween the High -Speed Counter Module and an Encoder (1) Example of wiring w ith an open collector output type encoder (24VDC) For the wiring between the RD62 and an encoder , separate the pow er supply cabl[...]

48 (2) Example of wiring wi th a volt age output type encoder ( 5VDC) (3) Example of wiring wi th a line driver ( equivalent to AM26LS 3 1) encode r A20(A13) 24V B20(B13) 12V A19(A12) 5V B19(B12) ABCOM Phase A E LD62 A18(A11) 24V B18(B11) 12V A17(A10) 5V Phase B 0V 0V External power supply E GND OUT +5V 5VDC GND OUT Shielded twisted pair cable Shie[...]

49 CHAPTER 6 INST ALLA TION AND WIRING 6 6.4 Examples of Wiring Between a Controller and External Input Terminals 6.4 Examples of Wiring B etween a Controlle r and External Input T erminals (1) When the c ontroller (syn c load type ) has a volt age of 12VDC A18(A12) 24V B18(B12) 12V A17(A11) 5V B17(B11) PRSTCOM Preset Shield OUT E +12V Controller L[...]

50 (2) When the controller (source load type) ha s a voltage of 5VDC B17(B10) 24V A16(A09) 12V B16(B09) 5V A15(A08) CTRLCOM Preset Shield OUT E GND Controller LD62 Shield OUT E 5VDC B15(B08) 24V A14(A07) 12V B14(B07) 5V Function start GND Shielded twisted pair cable Shielded twisted pair cable In parentheses, terminal numbers of channel 2 are shown[...]

51 CHAPTER 6 INST ALLA TION AND WIRING 6 6.4 Examples of Wiring Between a Controller and External Input Terminals (3) When the controller i s a line driv er type A18(A12) 24V B18(B12) 12V A17(A11) 5V B17(B11) PRSTCOM Preset Shield OUT E Controller A16(A10) 24V B16(B10) 12V A15(A09) 5V B15(B09) FUNCCOM Function start Shield OUT E OUT OUT Shielded tw[...]

52 6.5 Examples of Wiring with External Output T erminals T o use the coincidence output termin al (EQU), an external pow er su pply of 10 .2 to 30VDC is requir ed to d rive the internal photocoupler . The follow ing f igure sho ws the wiring exampl e: (1) For the high-speed counter module (sink output type) *1 Install a fuse for ea ch external ter[...]

53 CHAPT ER 7 SETTIN GS 7 7.1 Adding a Module CHAPTER 7 SETTINGS This cha pter describes how to configu re settings o f the hi gh-speed counter modu le. ● After writing t he contents of the new module, parameter sett ings, and auto refresh settings into the CPU module, reset the CPU module and switch its status as STOP  RUN  STOP  RUN, o[...]

54 7.2 Switch Setting Set a pul se input mo de, counting speed, an d counter typ e for e ach chan nel. (1) Setting method Open "Switc h Setting". Project win dow [Inte lligent Functio n Module] Model name [Switch Se tting] Item Description Se tting value Pulse input m ode Select a pulse input mode for each channel. • 1-Phase Multiple of[...]

55 CHAPT ER 7 SETTIN GS 7 7.3 Intelligent F unction Module Detailed Setting 7.3 Intelligent Fun ction Module Detailed Setting Perform an output m o de s etting for an error and CPU module operation mode s etting for a hardware error . (1) Setting method Open the "I/O Assignme nt" tab. 1. Open "I/O Ass ignment" of the PLC para me[...]

56 7.4 Parameter Settings Set p arameters for each c hannel. Setting p arameters he re eliminates the n eed to program th em. (1) Setting method Open th e "Para meter" w indow . 1. Open the "Parameter" win dow from the project w indow. Project w indow [Inte lligent Fu nction Module ] Model name [Parameter] 2. Double-c lick the t[...]

57 CHAPT ER 7 SETTIN GS 7 7.5 Auto Refresh 7.5 Auto Refresh The funct ion of auto ref resh is to transfer buf fer memory da ta t o a specified d evice. This set ting eliminates the need to r ead dat a with a pro gram. (1) Setting method Open the "Auto_Refresh" window . 1. Open the "Au to_Refresh" window from th e project window [...]

58 CHAPTER 8 FUNCTIONS This c hapter describes the d eta ils of the functions th at can be achieved throu gh the high-s peed coun ter module and thei r setting m ethods. For det ails on I/O s i gnal s and buffer memory , refer to the following. • Details of I/O sign als ( Page 1 12, Appe ndix 1) • Details of Buffer M emory Areas ( Pag e 1 16, A[...]

59 CHAPTER 8 FUNCTIONS 8 8.1 Pulse Input Modes and Counting M ethods 8.1.1 Types of pulse input modes 8.1 Pulse Input Mo des and Coun ting Methods This sec tion describes the p ulse inpu t modes and the counting m ethods. 8.1.1 T ypes of pulse in put modes The follo w ing six puls e input modes are prepared: 1 -phase puls e inpu t (1 multip le/2 mu[...]

60 For the 1-phase pu lse input, check that for up co unt, the phase B pulse input and CH  Down cou nt command (Y 3, YB) are off before performing the pha se A pulse input. If at least one of the B phase pulse input and CH  Down count command ( Y3, YB) is on, puls es are counted down in the A phase pulse input . 2-phase multiple of 2 At up co[...]

61 CHAPTER 8 FUNCTIONS 8 8.1 Pulse Input Modes and Counting M ethods 8.1.1 Types of pulse input modes (a) 1-phase pulse input The co unt me thod can be selected from 1 multiple and 2 multi ples. The follo w ing figure shows t he relationship between phase A pulse input a nd phase B pulse input or CH  Down cou n t comm and (Y3, YB). (b) CW/CCW pu[...]

62 8.1. 2 Setting a counting method Set a c ounti ng met hod by switch setti ng. For det ails on the s etting method, re fer to the following . • Switch Setting ( Page 54, Section 7.2) 8.1. 3 Reading th e present value This s ection describ es the det ails on the present value stored i n the buf fer memory and the count v alues se lected from the[...]

63 CHAPTER 8 FUNCTIONS 8 8.2 Selecting Counter Type 8.2 Selecting Cou nter T ype Select a counti ng method in the switch setti ng. (1) Setting method 1. Set "Counte r forma t" to "L inear Counter " or "Ring Counter". Proje ct window [Intellige nt Fun ction Mod u le] Model n ame [Switch Setti ng] Item De scription Re fe[...]

64 8.2. 1 Linear cou nter function (1) Operation of the linear counter • This functio n count s pulses between -2147483648 ( lower limit va lue) and 2147 483647 (uppe r limit valu e). • The preset functi on and the coin cidence output function ca n be used together . (2) Overflow error • In linear counte r , an overf low error o ccurs if the [...]

65 CHAPTER 8 FUNCTIONS 8 8.2 Selecting Counter Type 8.2.2 Ring counter function 8.2.2 Ring counter function (1) Operation of the ring counter This func tion repeatedly counts p ulses be tween the valu es stored in CH  Ring counter lower limit (UnG2 0, UnG21, UnG52 , UnG53) and CH  Ring c ounter uppe r limit (UnG2 2, UnG23, UnG54 , UnG[...]

66 (2) Count range of the ring counter The cou nt range is determ ined by the rel ationship betwee n CH  Present value (UnG2, UnG3, UnG 34, UnG 35) an d the r ing co unte r low er lim it/u pper l imit v alues when C H  Count ena ble command ( Y4, YC) is turned on or when the preset fu nction is pe rformed. Norma lly , the co unt ran ge is[...]

67 CHAPTER 8 FUNCTIONS 8 8.2 Selecting Counter Type 8.2.2 Ring counter function (b) When the count range is "Present value < Ring counter lower limit value or ring counter upper limit value < Present value" • For up coun t Even w hen the pre sent value reac hes th e ring co unter lower lim it value, the rin g coun ter lowe r limit[...]

68 8.3 Coinc idence Outp ut Functio n This fun ction compa res the presen t counter value with the p reset coinciden ce output poin t settin g value an d outputs a signal when they match . Up to two coincide nce ou tput s can be se t for ea ch ch annel. When us ing external ou tput of the co incidenc e signal, turn o n CH  Coinc i denc e signal [...]

69 CHAPTER 8 FUNCTIONS 8 8.3 Coincidence Output Function Perform the following before turning on CH  Coincidence signal e nable command (Y 2, Y A ). ● Set different values between CH  Coincidence output point No.1 (UnG4, UnG5, UnG36, UnG37) and CH  Present value (UnG2, UnG3, UnG34, UnG35) by any of the f ollowing ways: • Changi[...]

70 (4) Coincidence detection interrupt function This fun c tion outputs a n interrupt request to the C PU modu le and start s an interru pt progra m when the prese nt counter value matches with the prese t coin cidence output point setting valu e. (a) Interrupt factors (SI) One in telligent functi on module can have interrupt fa ctors (SI) up to 16[...]

71 CHAPTER 8 FUNCTIONS 8 8.3 Coincidence Output Function (b) Setting inter rupt pointers Assign i nterrupt factors (SI) and the interrupt p ointers of the C PU modu le in "Int elligent Functi on Module Interrupt Poi nter Setting" of "P LC Parameter". Project w indow [Parameter] [PLC Parameter ] [PLC Syst em] [Inte lligent Functi[...]

72 (c) Using only a specific SI No. • Setting in the intell igent fun ction module in terrupt pointer settin g in the p arameters Interrupt fa ctors are use d start ing from the st art SI No. by th e number of interru pt pointers s et in t he "Intellig ent Function Module I nterrupt Pointer Setting" dialog b ox. For exam ple, wh en &quo[...]

73 CHAPTER 8 FUNCTIONS 8 8.4 Preset Function 8.4 Preset Functio n This func tion overwrite s the p resent count er value w ith t he set value. The s et va lue is refe rred to as a p res et val ue. This func tion can be used to st art counting pulses from the preset value. The funct ion can be p erformed using a program or an ext ernal control signa[...]

74 (2) P erforming the preset function us ing an external control signal Perform th e preset functio n by applying a n ON volt age to the preset input terminal f or external input . While CH  External preset request detection (X4, XB) is on (3)), the preset function cannot be perf ormed even if a voltage is applied to the preset input terminal o[...]

75 CHAPTER 8 FUNCTIONS 8 8.5 Counter Function S election 8.5 Counter Fu nction Selectio n The coun t disable fun ction, the latch coun ter functio n, the sampling counter functio n, or the perio dic pulse coun ter func tion c an be used by sele cting each it em in " Coun ter fu ncti on sele ctio n". Th e selec ted count er fu nctio n is p[...]

76 8.5. 1 Readi ng the counter function selection coun t value The cou nter function selecti on count value refers to the coun t value that is stor ed when the counter func tion selection is perform ed. When the l atch counter , sampling coun ter , or periodic puls e counter funct ion is perfor med, the count valu e is stored in the corr esponding [...]

77 CHAPTER 8 FUNCTIONS 8 8.5 Counter Function S election 8.5.2 Count error 8.5.2 Count error A count error may oc cur when the selec ted coun ter function i s pe rformed by extern al input ( A volt age is appl ied to the function start inpu t terminal .) or by a progr am (CH  Counter fun c tion selection st art command (Y6 , YE) is turned on). T[...]

78 8.6 Cou nt D isab le Funct ion This fu nction stop s counting p ulses whi le CH  Count enable command (Y4, YC) is on. The foll owing figure s hows the relat ionship a mong CH  Count enab le command (Y4, YC), the counter fun ction selec tion start command , and the pres ent co unter v alue. No. Des cription 1) Counting starts when CH  Co[...]

79 CHAPTER 8 FUNCTIONS 8 8.7 Latch Counter Function 8.7 Latch Coun ter Function The funct ion latches the present counter value when a s ignal is input. The follo w ing figure shows the rela tionship among the pr esent counte r value, th e counter fun ction sel ection start comman d, and CH  La tch count value (UnG12, Un G13, U nG44, U nG45)[...]

80 8.8 Sampling Co unter Function This fu nction count s pulses inpu t during the s pecified sampling p eriod (T ). The foll owing figure s hows the relat ionship b etween the si gnals and the buf fer m emory area s. No. Des cription 1) Input pulses are counted from 0 on the rising edge of CH  Counter function selection start command (Y6, YE) or[...]

81 CHAPTER 8 FUNCTIONS 8 8.9 Periodic Pulse Coun ter Function 8.9 Periodic Pulse Counter Funct ion This func tion st ores the presen t and previou s counte r values to CH  P eri odic pu lse co unt pr esen t val ue (Un G18, UnG19, Un G50, UnG51) a nd CH  Period ic pulse co unt pre vious va lue (UnG16, Un G17, UnG48 , UnG49), respecti v[...]

82 Read CH  Periodic pulse count, previous value (UnG16, UnG17, UnG4 8, UnG49) and CH  Peri odic puls e count, present va lue (UnG18, UnG19, Un G50, UnG51) by two words at a time. Program example Depending on the relationship between the update t iming of the previous value or present value in the module and its read timing in the pro[...]

83 CHAPTER 9 D ISPLA Y UNIT 9 9.1 Features CHAPTER 9 DISPLA Y UNIT This cha pter describes display unit fu nctions that ca n be used for the high-s peed counter mo dule. For det ails on opera tions, fun ctions, and me nu structure o f the display u nit, refer to the follo wing. MELSEC-L CPU Module Us er's Ma nual (Fu nction Ex planation, Pro g[...]

84 (2) Screen transition to th e initial se tting change screen The f ollowin g figur e shows screen t ransition to t he initia l setting chang e screen. Module setting_module specification screen Initial setting change screen Change item selection menu screen Parameter-valid drive confirmation screen Channel selection screen Module setting_module [...]

85 CHAPTER 9 D ISPLA Y UNIT 9 9.3 List of Setting V alue Change Screens 9.3 List of Setti ng V alue Change Screen s The f ollow ing ta ble li sts set ting value change scree ns. (1) User interface l anguage is Englis h Name Form at Setting range Setting item Scr een d ispl ay Upper limit value Lower limit valu e Preset value PR ESET V ALUE Numeric [...]

86 (2) Preset value Input ite m (3) Coincidence output point No.1 Input ite m (4) Coincidence output point No.2 Input ite m "PRESET V ALU E" screen 1. Move the cursor usi ng the and buttons, increa se or decrease the cursor positio n value using the and buttons, and press th e button. Input item Setting range Upper limit v a lue Lower lim[...]

87 CHAPTER 9 D ISPLA Y UNIT 9 9.3 List of Setting V alue Change Screens (5) Ring counter upper limit va lue Input item (6) Ring counter lower limit value Input item (7) Counter function selec tion (8) Sampling/periodic time sett ing Input item "RING COUNT MAX" screen 1. Move the c ursor using the a nd bu ttons, increase or decr ease the c[...]

88 CHAPTER 10 PROGRA MMING This c hapter describes basi c program s of the high-sp eed counter mod ule. 10.1 Using the M odule in St andard System Configu ration This s ection desc ribes the system co nfigura tion a nd prog ram examples b ased on c onditions. (1) System configuration The f ollowin g figur e shows an exam ple using the h igh-speed c[...]

89 CHAPT ER 10 PRO GRAMM ING 10 10.1 Using the Module in Standard System Configuration (3) Switc h setting Set a puls e input mode, co unting speed, a nd counter ty pe as fol lows: Proje ct window [Intellige nt Functi on Mod ule] [LD62] [Switch Settin g] *1 Leave unused c hannels with the default values. (4) Initi al setting *1 Leave unused c hanne[...]

90 (5) User devi ces The input signal X3F is used by the system and is not available fo r users. If a user uses this signal (turning off and on), the performance of the high-speed counter m odule is not guaranteed. Device Description D0 and D1 P resent value D2 and D3 Latch count value D4 and D5 S ampling count value D6 and D7 P eriodic pulse count[...]

91 CHAPT ER 10 PRO GRAMM ING 10 10.1 Using the Module in Standard System Configuration (6) Program example when intelligent function module parameters are used (a) Setti ng parameter s Configu re initial se ttings on the p arameters. Proje ct window [Intellige nt Function Module] [LD62] [Paramete r] Item Description S etting value Preset value Ente[...]

92 (b) Auto re fresh Set auto refresh des tination dev ices. Project win dow [Intelli gent Func tion Module] [LD62] [Auto_Refres h] (c) W riting i ntelligent function module p arameters Wr ite th e set p arameters to the CPU module, and reset the C PU modul e or power of f and then on the prog rammable controller . [Online ] [Write to PLC...] Item [...]

93 CHAPT ER 10 PRO GRAMM ING 10 10.1 Using the Module in Standard System Configuration (d) Program example T o use eac h function , insert the fo llowin g program into the position "A" in the program a bove. • Using the coun t disable fun ction • Using the la tch coun ter function • Using the sam pling counter fun ction • Using th[...]

94 (7) Program example when intelligent function module p arameters are not used *1 Set these values when using the ring counter . *2 Set this value when using the linear counter . (a) Using the sampling counter function or the periodi c pulse counter funct ion T o use the sampling counte r function or the p eriodic pulse counter function , insert [...]

95 CHAPT ER 10 PRO GRAMM ING 10 10.1 Using the Module in Standard System Configuration (b) Using each function T o use eac h function , insert the fo llowin g program into the position "B" in the program a bove. • Using the coun t disable fun ction • Using the la tch coun ter function • Using the sam pling counter fun ction • Usin[...]

96 10.2 Connectin g the Modu le to the Head Modu le This s ection desc ribes the system co nfigura tion a nd prog ram examples b ased on c onditions. (1) System configuration The f ollowin g figur e shows a syste m configurat ion whe re the high-sp eed count er module is connect ed to the head modu le. (2) Programming condition The pr ogram co unts[...]

97 CHAPT ER 10 PRO GRAMM ING 10 10.2 Connecting the Module to t he Head Module (4) User device s Device Desc ripti on W1000 and W1001 Device to which the present value is to be written at aut o refresh W1002 and W1003 Device to which the latch count value i s to be writ t en at auto refresh W1004 to W1005 Device to which the sampling count value is[...]

98 (5) Setting p aramet ers for t he master stat ion 1. Create a proje ct on GX Works2 . Select "Q CPU(Q m ode)" for "PLC Ser ies" and "Q10 UDH" for "PLC T ype". [Project] [New ...] 2. Open the network para meter set ting window an d set pa rameters a s shown b elow . Project win dow [Parameter] [Network Para[...]

99 CHAPT ER 10 PRO GRAMM ING 10 10.2 Connecting the Module to t he Head Module 4. Open the Refre sh Parameter window and set paramete rs as shown below . Project w indow [Parame ter] [Network Param e ter] [Ethernet/ CC IE/MELSECNET] button 5. Wr ite the set p a ramete rs to the CPU modul e on the master s t ation, and res et the CPU module or power[...]

100 (6) Setting p ara meters for the inte lligent dev ice station 1. Create a proje ct on GX Works2 . Select "L CPU" for "PLC Seri es" and "LJ72 GF15-T2" for "PLC T ype". [Project] [New ...] 2. Open the PLC p arameter se tting window and set p arameters as shown belo w. Project win dow [Paramet er] [PLC Para [...]

101 CHAPT ER 10 PRO GRAMM ING 10 10.2 Connecting the Module to t he Head Module 3. Add the high -speed counter module (LD62) to the GX W orks2 project. Proje ct window [Intellige n t Functi on Module] Right-click [New M odule...] 4. Open th e switch settin g window for the high-sp eed counter module a nd set param e ters as shown bel ow . Proje ct [...]

102 5. Open the initial setting window fo r the h igh-speed c ounter module and set paramete r s as shown below . Project win dow [Inte lligent Functio n Module] [LD62] [Parameter ] Item Desc ription Setting v alue Preset value Enter a preset value. 2500 Coincidence output point No.1 Enter a value for the coincidence output point No .1. 1000 Coinci[...]

103 CHAPT ER 10 PRO GRAMM ING 10 10.2 Connecting the Module to t he Head Module 6. Open the "Au to_Refresh" window for the high-speed counter mo dule and se t parameters a s shown b elow . Proje ct window [Intellige n t Functi on Module] [LD62] [Aut o_Re fres h] 7. Wr ite the se t parame ters to t he head m odule, and reset the head modul[...]

104 (7) Program example The f ollowin g figur e shows a prog ram exam ple. W rite the progra m to the CPU m odule on the master stati on. T imers for i nterlock between the own and oth er stations (T 1 to T5) are se t to 100 ms. This program is set only when linear counter is used. CH1 Coincidence signal No.1 reset command (Y1000) is reset. CH1 Coi[...]

105 CHAPT ER 10 PRO GRAMM ING 10 10.2 Connecting the Module to t he Head Module T o use each function, inse rt the following program i nto the posit i on "A" in the program a bove. • Using the co unt di sable fun ction • Using the la tch coun ter function • Using the sa mpling c ounter function • Using the pe riodic pu lse counter[...]

106 10.3 Program Example wit h the Coincidence D etection Interrupt F unction This s ection describ es a program exa mple to sta rt an interrupt p rogram at coincidenc e detect ion in C H1 Coinciden ce detecti on point No.1. (1) System configuration The sys tem con figuration is the same as the follow ing. • System configu ration (Page 88, Sec ti[...]

107 CHAPT ER 10 PRO GRAMM ING 10 10.3 Program Example with the Coincidence Detection Interrupt Function (3) Program ex ample Before usin g an inter rupt pointer , enable an i nterrupt with the IM ASK instr uction. ● When the program abov e is executed, the I50 interrupt program is enabled, and all other interrupt programs ar e disabled. T o ex ec[...]

108 CHAPTER 1 1 TROUBL ESHOOTIN G This c hapter describes errors tha t may occur whil e using the hig h-speed counter module, and tho se troubleshooti n g. The high-speed counter modul e does not support the following functions performed in the s ystem monitor . • Display of the "H/W Information" window • Display of errors and the cor[...]

109 CHAPTER 1 1 TROUBLESHOOTING 11 11.2 The Module Does Not Start Counting O peration 11 . 2 Th e Module Does No t St art Co unting Op eration 11 . 3 Th e Module Does Not C orrectly Count Pu lses Check it em Act ion Is any LED of the CPU module indicating an error? If the LED indicates an error , refer to the troubleshooting in the manual for the C[...]

110 11 . 4 C oincidenc e Output F unction Do es Not Corre ctly Operate 11 . 5 C oincidenc e Detection Interrupt Doe s Not Occur 11 . 6 Presen t V alue Cannot b e Replaced wit h the Preset V alu e Check ite m Action Are CH  Coincidence signal No.1 reset command (Y0, Y8) and CH  Coincidence signal No.2 reset command (Y7, YF) off? Tu r n of f C [...]

111 CHAPTER 1 1 TROUBLESHOOTING 11 11.7 Pulse Wavefo rm Shaping Method 11 . 7 Pulse W av eform Shaping Method An ef fect ive metho d for pulse sha ping is to apply a dummy resi st ance of s everal hundreds ohms (/several watts ) across p ulse inp ut terminals co nnected to a pulse generat or to in crease a load current throu gh the cable s. This me[...]

112 APPENDICES Appendix 1 Det ails of I/O Signa ls This s ection describ es the detail s on the I/O si gnals from the h i gh-sp eed counter mod ule to the CPU mo dule. The I/O num bers (X/Y) in this section are shown on the assumpti on that the start I/O number of the high-speed c ounter module is set t o 0. Appendix 1.1 Input signals (1) Module RE[...]

113 APPENDICES A Appendix 1 Details of I/O Signals Appendix 1.1 Input signals (6) CH  Counter value large (point No.2) (X5, XC) • This signal t urns on when C H  Present v alue (UnG 2, UnG3, Un G34, UnG35) is la rger than CH  Coincide nce outpu t point No.2 (UnG6 , UnG7, UnG 38, UnG3 9). • This signal t urns off wh en CH  Pr[...]

114 Appendix 1.2 Output signals (1) CH  Coinc idenc e signal No.1 re set comm and (Y0, Y8) This s ignal is turned on to reset CH  Counter value coinci dence (point No .1) (X2, X9 ). (a) Operati ng timing The command is valid as l ong as th e signal is on. (2) CH  Pres et com mand (Y1 , Y9) This s ignal is turned on to perform the p reset f[...]

115 APPENDICES A Appendix 1 Details of I/O Signals Appendix 1.2 Output signals (8) CH  Coincidence signal No.2 rese t command (Y 7, YF) This signal is turned on to re set CH  Counter v alue coi ncidenc e (point N o.2) (X6, XD ). (a) Operating timing The co mmand i s valid as lon g as the sig nal is on .[...]

116 Appendix 2 Det ails of Bu ffer Memory Areas (1) CH  Preset va lue (UnG0, UnG1 , UnG32, UnG33) • A preset value i s stored i n this area. • The setting ra nge is fro m -214 7483648 to 21474 83647 (32-bit signed binary). (2) CH  Present value (U nG2, UnG3, UnG3 4, UnG35 ) • The present coun ter value is st ored in this ar ea. [...]

117 APPENDICES A Appendix 2 Details of Buffer Memory Areas (7) CH  Sampling/periodic counter flag (UnG1 1, UnG43) • When the sam pling count er functio n or the perio dic pulse co unter function i s selected , the ope rating sta tus of the sele cted functio n is stor ed in this area. • Either of the f ollowing values is stored base d on th[...]

118 Appendix 3 Checking Seria l Number and F unction Ve r s i o n For how to ch eck the s erial number an d the function v ersion, ref er to the follo wing. MELSEC-L CP U Mod ule Use r's Man ual (Hardware De sign, Maint enance an d Inspection) MELSEC-L CC -Link IE F ield Network H ead Modu le User's Manua l[...]

119 APPENDICES A Appendix 4 Differences Between L Series and Q Series M odules Appendix 4 Differen ces Between L Series and Q Series Modules The follo w ing table descri bes the dif ferences betwe en the L seri es modul es and the Q s eries modules in specifi cations. *1 Coincidence output derating ( on ratio) has bee n set to the high-speed counte[...]

120 Appendix 5 When Using GX Developer and GX Conf igurator- CT This c hapter describes how to operate G X Developer and G X Configu rator-CT . (1) Applicable sof tware versions For the a pplicable sof tware versions, refer to the followi ng. MELSE C-L CPU Modu le User's Manu al (Hardw are De sign, Mainte nance an d Inspection ) Appendix 5.1 G[...]

121 APPENDICES A Appendix 5 When Using GX Developer and GX Configurator-CT Appendix 5.1 GX Developer operation (2) Intelligent function module det ailed setting Open the "I/O assignm ent" t ab. Paramete r [PLC parameter] [I/O as signment] bu tton Item Descriptio n Setting value Remarks Error time output mode Select whether to c lear or ho[...]

122 (3) Switch setting Open th e "I/O assign ment" tab . Parameter [PLC p arameter] [I/O assig nment] button ● In counting speed s etting, "500kPPS" can be selected for the LD62 only . Do not set "500k PPS" for the LD 62. Doing so will result in incorrect count. ● Switches 3 to 5 fields in "Switch setting for [...]

123 APPENDICES A Appendix 5 When Using GX Developer and GX Configurator-CT Appendix 5.2 GX Configurator-CT operation Appendix 5.2 G X Configurator-CT operation When usi ng GX Develop er , proced ures for display ing para meter setti ng screens of GX Config urator-CT differ from thos e of GX Works2. The follo w ing figures s how how to disp lay GX C[...]

124 Enter "Start I/O No.", and select "Module type" and "Module model name". Initial setting window Initial setting Auto refresh setting window 1) GX Developer screen [T ools] - [Intelligent function utility] - [Start] Window for selecting the target intelligent function module and setting parameters Auto refresh[...]

125 APPENDICES A Appendix 5 When Using GX Developer and GX Configurator-CT Appendix 5.2 GX Configurator-CT operation [Online] - [Monitor/T est] Select monitor/test module dialog box Monitor/T est window Select a module to be monitored/tested. 1) Monitor/T est[...]

126 Appendix 6 Extern al Dim ensions The followin g figu res show the e xternal di mensions of th e high-speed count er module . (1) LD62, LD62 D 28.5 95 4 49 0 45 (45) 4 (Unit: mm) DIN rail center[...]

127 APPENDICES A Appendix 6 External Dimensions Memo[...]

128 INDEX 0 to 9 1-phase m ultiple of 1 . . . . . . . . . . . . . . . . . . . . . . 59 1-phase m ultiple of 2 . . . . . . . . . . . . . . . . . . . . . . 59 2-phase m ultiple of 1 . . . . . . . . . . . . . . . . . . . . . . 59 2-phase m ultiple of 2 . . . . . . . . . . . . . . . . . . . . . . 60 2-phase m ultiple of 4 . . . . . . . . . . . . . . . [...]

I 4 4 7 8 129 R Readi ng the c ounter fun ction selecti on count value . . 76 Readi ng the presen t valu e . . . . . . . . . . . . . . . . . . . 62 Ring cou nter functi on . . . . . . . . . . . . . . . . . . . . . . . 65 S Samplin g counter functi on . . . . . . . . . . . . . . . . . . . 80 Selectin g counter typ e . . . . . . . . . . . . . . . . .[...]

130 REVISIONS *The m anual number is given on the b ottom left of the b ack cov er . Jap anese m anual versi on SH- 080912 -D  2010 MITSUBISHI ELECTRIC CORPORA TION Print date *Manual nu mber Revision April 2010 SH(N A)-080920ENG-A First edition December 2010 SH(N A)-080920ENG-B SAFETY PRECAUTIONS, Section 1.1, 1.2, CHA PTER 2, CH APTER 3, S ect[...]

131 W ARRANTY Please confirm the following product warranty details before using this product. 1. Gratis Warranty Term and Gratis Warranty Range If any faults or defects (hereinafter "Failure") found to be the responsibility of Mitsubishi occurs during use of the product within the gratis warranty term, the product shall be repaired at no[...]

132 TRAD EMARKS Micros oft , Windo ws, Win dows V ista, Wind ows NT , Windows XP , Wi ndows Se rver , Visio, Excel, Pow erPoin t, Visual Bas ic, V isual C ++, and Ac cess are either registered trad emarks o r trademark s of Microsof t Corporati on in the United S tates, Jap an, and other cou ntries. Intel, Pe ntium, and Cel eron are either reg iste[...]

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SH(NA)- 080920ENG -D(1 410 )M EE MODEL: LD62( D)-U-E MODEL CODE: 13JZ49 Specifications subject to change without notice. When exported from Japan, this manual does not require application to the Ministry of Economy, Trade and Industry for service transaction permission. HEAD OFFICE : TOKYO BUILDING, 2-7-3 MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAP[...]