Omron master control units manual

Cat.No. W318–E1–4 Master Control Units CompoBus/S SRM1(-V2) OPERA TION MANUAL[...]

CompoBus/S SRM1(-V2) Master Control Units Operation Manual Revised May 2000[...]

! ! ! v Notice: OMRON products are manufactured for use according to proper procedures by a qualified operator and only for the purposes described in this manual. The following conventions are used to indicate and classify precautions in this manual. Always heed the information provided with them. Failure to heed precautions can result in injury to[...]

T ABLE OF CONTENTS vii PRECAUTIONS xi . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Intended Audience xii . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 General Precautions xii . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

T ABLE OF CONTENTS viii Appendices A Standard Models 93 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B External Dimensions 97 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Glossary 99 . . . . . . . . . . . . . .[...]

ix About this Manual: The SRM1 is a special CompoBus/S controller that provides remote I/O with greatly reduced wiring. A distributed I/O system with up to 32 Slaves and 256 I/O points can be constructed. There are two manuals describing the setup and operation of the SRM1: The SRM1(-V2) Operation Manual (this manual) and the CPM1/CPM1A/CPM2A/CPM2C[...]

xi PRECAUTIONS This section provides general precautions for using the SRM1 and related devices. Th e information contained in this section is important for the safe and reliable application of the SRM1. Y ou must read this section and understand the information contained before attempting to set up or operate a CompoBus/S System. 1 Intended Audien[...]

! ! ! ! 3 Safety Precautions xii 1 Intended Audience This manual is intended for the following personnel, who must also have knowl- edge of electrical systems (an electrical engineer or the equivalent). • Personnel in charge of installing F A systems. • Personnel in charge of designing F A systems. • Personnel in charge of managing F A system[...]

! ! ! ! ! 5 Application Precautions xiii W ARNING When transferring programs to other nodes, or when making changes to I/O memory , confirm the safety of the destination node before transfer . Not doing so may result in injury . Caution Execute online edit only after confirming that no adverse effects will be caused by extending the cycle time. Oth[...]

5 Application Precautions xiv • Us e the Units only with the power supplies and voltages specified in the opera- tion manuals. • T a ke measures to stabilize the power supply to conform to the rated supply if it is not stable. • Provide circuit breakers and other safety measures to provide protection against short-circuiting in external wirin[...]

! ! ! 5 Application Precautions xv Caution Th e following precautions are necessary to ensure the general safety of the sys- tem. Always heed these precautions. • Provide double safety mechanisms to handle incorrect signals that can be generated by broken signal lines or momentary power interruptions. • Provide external interlock circuits, limi[...]

1 SECTION 1 Intr oduction This section describes the SRM1’ s special features and functions and shows the possible system configurations. 1-1 SRM1 Features and Functions 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1-1 Features 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

1-1 Section SRM1 Features and Functions 2 1-1 SRM1 Features and Functions 1-1-1 Features The SRM1 is a special CompoBus/S controller that provides remote I/O with greatly reduced wiring. The SRM1 has no built-in I/O terminals, but it can provide the same I/O control as earlier PCs through the Slaves (Slave T erminals) that are used for I/O. A decen[...]

1-2 Section System Configuration 3 The CPM1-EMU01-V1 Expansion Memory Unit is a program loader for small- size or micro PCs. Using the CPM1-EMU01-V1, simple on-site transfer of user programs and data memory is possible with PCs. Peripheral port PERIPHERAL RS-232C 1-2 System Configuration 1-2-1 Basic Configuration Host device CompoBus/S Communicatio[...]

1-2 Section System Configuration 4 1-2-2 SRM1 Models Model RS-232C port PT programming functions SRM1-C01-V2 No No SRM1-C02-V2 Ye s Ye s Th e following table compares the functions in the SRM1(-V2) PCs with the func- tions in earlier SRM1 PCs. Function SRM1 models SRM1-C0 j -V2 SRM1-C0 j -V1 SRM1-C0 j Data backup Backed up by a lithium battery with[...]

1-2 Section System Configuration 5 1-2-3 Peripheral Connections The following peripherals can be connected to the SRM1(-V2) PCs. Refer to Appendix A Standard Models for a complete list of connectable peripherals. Slaves The following table shows the Slaves that can be connected. Refer to the Com- poBus/S Operation Manual (W266) for more details. Sl[...]

1-2 Section System Configuration 6 Slave SRT1 Series High-speed communications only SRT2 Series High-speed or long-distance communications Bit Chain T erminal None SRT1-B1T I/O Link Unit CPM1A-SRT21 None Note 1. SRT1-series Remote T erminals and Sensor T erminals can operate in high- speed communications mode only . B e sure to use SR T 2-series Re[...]

1-3 Section Procedures From System Design to T est Operation 7 • Instructions will be displayed that are not supported by the SRM1. Do not use these instructions. CX-Programmer and SYSMAC-CPT The following instructions cannot be programmed when using the CX-Program- mer or SYSMAC-CPT . Errors will occur if an attempt is made to transfer them from[...]

1-4 Section I/O and Data Area Allocations 8 1-4 I/O and Data Area Allocations 1-4-1 I/O Allocations T he input bits of SRM1 words 000 to 007, and the output bits of words 010 to 017, are allocated to the CompoBus/S Slave. These allocations are shown in the fol- lowing table. I/O Word address Bits 15 to 08 07 to 00 Inputs 000 IN1 IN0 001 IN3 IN2 002[...]

1-4 Section I/O and Data Area Allocations 9 Analog T erminals are allocated from 16 to 64 bits per T erminals as shown in the following table. If an allocation is not completely within the input or output area, communications will not be possible and the COMM indicator will not be lit. I/O bits allocated Node address setting Node addresses used Add[...]

11 SECTION 2 Specifications and Components This section provides the technical specifications of the SRM1(-V2) and describes its main components. 2-1 Specifications 12 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1-1 General Specifications 12 . . . . . . . . . . . . . . . [...]

2-1 Section Specifications 12 2-1 Specifications 2-1-1 General Specifications Item SRM1-C01/C02-V2 Supply voltage 24 VDC Allowable supply voltage 20.4 to 26.4 VDC Power consumption 3.5 W max. Inrush current 5.0 A max. (pulse width: 15 ms max.) Noise immunity Conforms to IEC61000-4-4; 2 kV (power lines) Vibration resistance 10 to 57 Hz, 0.075-mm amp[...]

2-1 Section Specifications 13 2-1-2 Characteristics Item SRM1-C01/C02-V2 Control method Stored program method I/O control method Cyclic scan method Programming language Ladder diagram Instruction length 1 step per instruction, 1 to 5 words per instruction T ypes of instructions Basic instructions: 14 Special instructions: 81 instructions, 125 varia[...]

2-1 Section Specifications 14 Backup Time vs. T emperature A lithium battery in the CPU Unit is used to back up the contents in the user pro- gram area, the READ/WRITE area in the Data Memory (DM), Hold Relay (HR), th e Auxiliary Memory Relay (AR), and in the data area of the Counter (CNT). The deterioration of the lithium battery capacity depends [...]

2-2 Section Unit Components 15 2-2 Unit Components SRM1-C01-V2 1. T erminal block 2. Peripheral port 4. CPU Unit status indicators 5. CompoBus/S communications status indicators 6. Peripheral/RS-232C port communications status indicators Connector cover SRM1-C02-V2 1. T erminal block 2. Peripheral port 4. CPU Unit status indicators 5. CompoBus/S co[...]

2-2 Section Unit Components 16 4, 5, 6) Indicators There are three types of LED indicators: CPU Unit status indicators, CompoBus/ S communications status indicators, and peripheral/RS-232C Port communica- tions status indicators. These indicate the status of various Units, as shown in the following table. Indicator Display Status PWR (Green) ON Pow[...]

17 SECTION 3 Installation and W iring This section explains how to install and wire the SRM1(-V2). Be sure to follow the instructions contained here concerning the control panel, power supply , CompoBus/S transmissions, and RS-232C Port wiring. For details regarding the wiring of Com- poBus/S T erminal transmission paths and I/O, refer to the Compo[...]

3-1 Section System Design 18 3-1 System Design T ake the points covered in this section into consideration when designing the system. 3-1-1 Power Supply W iring Separate the power supply wiring from the control system, SRM1 system, and DC I/O system wiring. 3-1-2 Interlock and Limit Circuits Construct an external interlock circuit if SRM1 outputs a[...]

3-2 Section Selecting an Installation Site 19 3-2 Selecting an Installation Site Th e SRM1 is resistant to harsh conditions and highly reliable, but installing it in a favorable site will maximize its reliability and operating lifetime. 3-2-1 Installation Site Conditions Avoid installing the SRM1 in a site with any of the following conditions. • [...]

3-3 Section Installing the SRM1 20 Accessibility Ensure that the SRM1 can be accessed for normal operation and maintenance. • Provide a clear path to the SRM1 for operation and maintenance. High-voltage equipment or power lines could be dangerous if they are in the way during rou- tine operations. • Th e SRM1 will be easiest to access if the pa[...]

3-4 Section W iring and Connections 21 Installation Lower the SRM1 so that the notch on the back of the Unit catches the top of the DIN T rack. Push the Unit forward until the lock snaps into place. Removal Pry the lock down with a standard screwdriver and pivot the Unit upward to re- move it. Screwdriver 3-4 Wiring and Connections 3-4-1 General Pr[...]

3-4 Section W iring and Connections 22 Floor Ducts Leave at least 200 mm between the wiring and the top of the duct, as shown in the following diagram. 200 mm min. Metal plate (iron) CompoBus/S transmission lines Control cables and SRM1 power lines Power cables Conduit Separate the CompoBus/S transmission lines, power and control lines, and power c[...]

3-4 Section W iring and Connections 23 3-4-2 Power Supply W iring Applicable Power Supply Us e a power supply that conforms to specifications of at least 24 VDC and 3.5 W . OMRON ’ s S82K-00724 is recommended (input: 100 V AC; output: 24 VDC, 7.5 W). Note The above power supply is for a case where the CompoBus/S Slave is sepa- rated from the powe[...]

3-4 Section W iring and Connections 24 Wiring Connections Wire the CompoBus/S transmission lines as shown in the following diagram. BD L BD H BD H BD L Slave terminal block 3-4-4 RS-232C Port Wiring Connector Pin Arrangement The following diagram shows the connector pin arrangement for the RS-232C port, i.e., the SRM1 (SRM1-C02-V2) and RS-232C Adap[...]

3-4 Section W iring and Connections 25 (Recommended Cables) XW2Z-200T : 2 m XW2Z-500T : 5 m *Host Link or NT Link with an OMRON PT , or 1:1 PC Link with a SYS- MAC C200HX/HE/HG/HS, CQM1, or CPM1 Programmable Controller . 1 2 3 4 5 6 – SD RD RS CS – – – SG 7 8 9 1 2 3 4 5 6 7 8 9 – SD RD RS CS – – SG 9 RS-232C Port Pin No. Signal – P[...]

3-4 Section W iring and Connections 26 1 2 3 4 5 6 – RD SD RS CS – – – SG 7 8 9 1 2 3 4 5 6 7 8 9 – SD RD RS CS – – SG 9 RS-232C Port Pin No. Signal – Pin No. Signal NT -AL001 Hood Ribbon line (red) Ribbon line (black) 1:1 Connection 1 2 3 4 5 6 – RD SD RS CS – – – SG 7 8 9 1 2 3 4 5 6 7 8 9 – SD RD RS CS – – SG 9 RS-2[...]

3-4 Section W iring and Connections 27 Th e SRM1 can be connected to an IBM PC/A T or compatible computer or a Pro- grammable T erminal, as shown in the following diagram. SRM1 PT Command Response Command SRM1 Response IBM PC/A T or compatible computer One-to-one Host Link Cables The cables differ depending on whether the peripheral port or RS-232C[...]

3-4 Section W iring and Connections 28 RS-232C Port Connection SRM1 WX2Z-200T WX2Z-500T IBM PC/A T or compatible computer OMRON PT Note Fo r details regarding RS-232C connections, refer to 3-4-4 RS-232C Port W iring . One-to-N Host Link Connection SRM1 NT -AL001 SRM1 RS-422 Adapter Response Command Link Adapter 3G2A9-AL004-E IBM PC/A T or compatibl[...]

3-4 Section W iring and Connections 29 One-to-N Host Link Cables Up to 32 SRM1s can be connected to the computer via the peripheral port or RS-232C port. IBM PC/A T or compatible computer SRM1 SRM1 Link Adapter 3G2A9-AL004-E 1 2 3 4 5 6 RDB – SG – SDB RDA FG – SDA 7 8 9 Pin No. Signal D-sub 9-pin Make a straight RS-232C cable connection betwe[...]

3-6 Section One-to-N NT Link 30 3-5 One-to-one NT Link High-speed communications can be achieved by providing a direct access through the use of the 1:1 NT Link between the SRM1 and Programmable T ermi- nal (PT). The RS-232C port can be used for NT Link. A 1:1 NT Link is only pos- sible with a Master Control Unit that has an RS-232C port (SRM1-C02,[...]

3-7 Section One-to-one PC Link Connections 31 The 1:N NT Link is possible only with the SRM1-C02-V2 PCs, which have an RS-232C port. Cable Connections Th e SRM1 can be connected to OMRON PT s via the RS-232C port, as shown in the following illustration. OMRON PT s that support the 1:N NT Link must be used. Programmable T erminals SRM1 NT -AL001 Ada[...]

3-7 Section One-to-one PC Link Connections 32 3-7-2 Restrictions • Only the SRM1-C02-V2, which has an RS-232C port, can be us ed f o r a 1 :1 PC Link. • The only SRM1 words that can be used for link relay are the 16 words from LR 00 to LR 15. Therefore, these words must also be used at the CQM1 or C200HX/HE/HG/HS when linking any of these PCs o[...]

33 SECTION 4 Using the Pr ogramming Console This section explains how to use the Programming Console. Be sure to read this section carefully if you are not already famil- iar with Programming Console operations. 4-1 Basic Operations 34 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

4-1 Section Basic Operations 34 4-1 Basic Operations This section provides information on connecting and using a Programming Con- sole. Refer to 5-5 Programming Console Operation Errors for details on errors that might occur during Programming Console operations. 4-1-1 Compatible Programming Consoles There are two Programming Consoles that can be u[...]

4-1 Section Basic Operations 35 4-1-2 Connecting the Programming Console Connect the Programming Console ’ s connecting cable to the SRM1 ’ s peripher- al port, as shown below . Panel Installation The C200H-PRO27-E Programming Console can be installed in a control panel as shown in the following diagram. (The C200H-A TT01 Mounting Bracket is so[...]

! 4-2 Section Programming Console Operations 36 • Th e SRM1 will enter RUN mode automatically if a Peripheral Device such as a Programming Console isn ’ t connected when the SRM1 is turned on (when DM 6600 is #0000). Mode display Initial display <PROGRAM> BZ CLR SHIFT CLR 00000 RUN MONITOR PROGRAM RUN MONITOR PROGRAM RUN MONITOR PROGRAM &[...]

4-2 Section Programming Console Operations 37 Name Function Reading a program memory address Reads the contents of the Program Memory . Displays the status of the currently displayed bit in PROGRAM and MONITOR modes. Instruction search Finds occurrences of the specified instruction in the program. Bit operand search Finds occurrences of the specifi[...]

! 4-2 Section Programming Console Operations 38 2. Press the SET , NOT , and then the RESET Key to begin the operation. SET NOT RESET 00000MEMORY CLR? HR CNT DM 3. Press the MONTR Key to clear memory completely . MONTR 00000MEMORY CLR END HR DM Caution Th e PC Setup (DM 6600 through DM 6655) will be cleared when this operation i s performed. Partia[...]

! 4-2 Section Programming Console Operations 39 Key Sequence Follow the procedure below to display and clear messages. 1, 2, 3... 1. Press the CLR Key to bring up the initial display . 2. Press the FUN and then the MONTR Key to begin the operation. If there are no messages, the following display will appear: FUN MONTR ERR/MSG CHK OK If there are me[...]

4-2 Section Programming Console Operations 40 SHIFT B 1 <MONITOR> The buzzer will not sound when “ BZ ” is not displayed. 3. Press the SHIFT and then the 1 Key again to turn the buzzer back on. SHIFT B 1 <MONITOR> BZ 4-2-5 Reading UM Area Information This operation is used to display the status of settings in the User Memory (UM) ar[...]

4-2 Section Programming Console Operations 41 4. T o change the function code assignment, press the CHG Key . CHG INST TBL CHG? FUN061:INI~???? 5. Use the Up and Down Arrow Keys to display the available instructions. ↓ / ↑ INST TBL CHG? FUN061:INI ~HEX 6. Press the WRITE Key to make the setting. WRITE INST TBL READ FUN061:HEX 4-2-7 Setting and [...]

4-2 Section Programming Console Operations 42 The ON/OFF status of any displayed bit will be shown if the PC is in RUN or MONITOR mode. 1, 2, 3... 1. Press the CLR Key to bring up the initial display . 2. Input the address from which the search will begin and press the Down Ar- row Key . It is not necessary to input leading zeroes. B 1 A 0 A 0 ↓ [...]

4-2 Section Programming Console Operations 43 4-2-10 Inserting and Deleting Instructions This operation is used to insert or delete instructions from the program. It is pos- sible in PROGRAM mode only . RUN MONITOR PROGRAM No No OK T o demonstrate this operation, an IR 00105 NO condition will be inserted at program address 00206 and an IR 00103 NO [...]

4-2 Section Programming Console Operations 44 After completing the insertion and deletion procedures, use the Up and Down Arrow Keys to scroll through the program and verify that it has been changed correctly , as shown in the following diagram. 00104 00100 00105 00101 00201 END(01) 00102 01000 Corrected Program Address Instruction Operands 00205 A[...]

4-2 Section Programming Console Operations 45 5. Press the WRITE Key to write the instruction to Program Memory . The next program address will be displayed. WRITE 00201READ NOP (000) If a mistake was made inputting the instruction, press the Up Arrow Key to return to the previous program address and input the instruction again. The mistaken instru[...]

4-2 Section Programming Console Operations 46 • Writing a W ord Address 1 1. Input the second operand. *EM LR B 1 A 0 00202 MOV DATA B LR 10 Press the WRITE Key to write the instruction to Program Memory . The next program address will be displayed. WRITE 00203READ NOP (000) Note When an instruction operand is input, the bit or word designation c[...]

4-2 Section Programming Console Operations 47 16. Restore the hexadecimal display . SHIFT TR 00203 ADB DATA B #FFF6 Note If an input is made outside of the permissible range, a buzzer will sound and the hexadecimal display will not be displayed. WRITE 00203 ADB DATA C 000 17. Input the final operand and then press the WRITE Key . DM EM 00203 ADB DA[...]

4-2 Section Programming Console Operations 48 Program Read then Monitor When a program address is being displayed, the status of the bit or word in that address can be monitored by pressing the MONTR Key . 1, 2, 3... 1. Press the CLR Key to bring up the initial display . 2. Input the desired program address and press the Down Arrow Key . C 2 A 0 A [...]

4-2 Section Programming Console Operations 49 2. Input the address of the first bit or word and press the MONTR Key . TIM MONTR T000 0100 3. Repeat step 2 up to 6 times to display the next addresses to be monitored. SHIFT CONT # B 1 MONTR 00001 T000 ^ OFF 0100 DM EM MONTR D000000001 T000 0000^ 0FF 0100 If 4 or more bits and words are being monitore[...]

4-2 Section Programming Console Operations 50 3. Th e buzzer will sound when the specified bit goes from off to on (for up-dif- ferentiation) or from on to off (for down-dif ferentiation). L0000āāā00001āāāH0000 ^ON ^ OFF ^ OFF 4. Press the CLR Key to end dif ferentiation monitoring and return to the normal monitoring display . CLR L0000āāā[...]

4-2 Section Programming Console Operations 51 1, 2, 3... 1. Monitor the status of the first of the three words according to the procedure described in 4-2-13 Bit, Digit, Word Monitor . If two or more words are being monitored, the desired first word should be leftmost on the display . (Word monitor) c200 89AB 2. Press the EXT Key to begin 3-word mo[...]

4-2 Section Programming Console Operations 52 1, 2, 3... 1. Monitor the word that is to be used for decimal monitor without sign. During multiple address monitoring and 3-word monitoring, the leftmost word will be converted. Multiple address monitoring c200 cL0020000 FFF0 0000^ OFF 2. Press the SHIFT+TR+NOT Keys to display the leftmost word as unsi[...]

4-2 Section Programming Console Operations 53 RUN MONITOR PROGRAM No OK OK The timer or counter SV can be changed either by inputting a new value or by incrementing or decrementing the current SV . This operation can be used to input a new SV constant, as well as to change an SV from a constant to a word address designation and vice versa. The foll[...]

! ! 4-2 Section Programming Console Operations 54 RUN MONITOR PROGRAM No OK OK Words SR 253 to SR 255 cannot be changed. Caution Before changing the contents of I/O memory , be sure that the changes will not cause equipment to operate unexpectedly or dangerously . In particular , take care when changing the status of output bits. The PC continues t[...]

! 4-2 Section Programming Console Operations 55 3. Three sets of keys are used to move the cursor and change bit status: a) U s e the Up and Down Arrow Keys to move the cursor to the left and right. ↓ ↓ c010 CHG? 1000010101010101 b) Us e the 1 and 0 keys to change a bit ’ s status to on or of f. The cursor will move one bit to the right after[...]

! ! 4-2 Section Programming Console Operations 56 4-2-24 Unsigned Decimal Data Modification This operation is used to change the decimal value of a word being moni- tored as unsigned decimal data. A change into hexadecimal data is made automatically . Words SR 253 to SR 255 cannot be changed. RUN MONITOR PROGRAM No OK OK Caution Before changing the[...]

4-2 Section Programming Console Operations 57 2. Press the SET Key to force the bit ON or press the RESET Key to force the bit OFF . SET 0000020000 ON^ ON The cursor in the lower left corner of the display indicates that the force set/ reset is i n progress. Bit status will remain ON or OFF only as long as the key is held down; the original status [...]

4-2 Section Programming Console Operations 58 4-2-28 Displaying the Cycle Time This operation is used to display the current average cycle time (scan time). It is possible only in RUN or MONITOR mode while the program is being exe- cuted. RUN MONITOR PROGRAM OK OK No 1, 2, 3... 1. Press the CLR Key to bring up the initial display . 2. Press the MON[...]

59 SECTION 5 T est Runs and Err or Processing This section describes procedures for test runs of SRM1 operation, self-diagnosis functions, and error processing to identify and correct the hardware and software errors that can occur during operation. 5-1 Startup Procedure 60 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

5-1 Section Startup Procedure 60 5-1 Startup Procedure 5-1-1 Flowchart for Configuring and Checking the System Check the following items when configuring the system. SRM1 CompoBus/S transmission line wiring Slave Unit Power supply connection Node number setting SRM1 startup I/O device connections End CompoBus/S communications mode setting No. Items[...]

5-1 Section Startup Procedure 61 f) Use the Programming Console to set the SRM1 to PROGRAM mode. g) Use the Programming Console to set the maximum number of Slaves (bits 00 t o 0 3 o f D M 6603) and the CompoBus/S communications mode (bits 04 t o 0 7 o f D M 6603). (The SRM1 ’ s power must be turned OFF and then ON again to enable new settings in[...]

! 5-2 Section Entering the Program 62 3. If one of the following three operations is performed in MONITOR or RUN mode, a “ cycle time over ” warning will not be issued. When performing on- line edit operation, take the I/O response time of the SRM1 into account. The SRM1 will extend the cycle time for up to 850 ms and interrupts will be dis- ab[...]

5-2 Section Entering the Program 63 T he HR Key is used to specify both the AR and HR Areas, the CNT Key is used to specify the entire timer/counter area, and the DM Key is used to specify the DM Area. It is also possible to retain a portion of the Program Memory from the first memory address to a specified address. After designating the data areas[...]

5-2 Section Entering the Program 64 5-2-3 Ladder Programming Example In this example, the SRM1 ’ s distributed I/O is used to control a lift (e.g., a dumb waiter) connecting a kitchen on the first floor and a customer serving area on the second floor . MC2 LS22 MC22 MC21 L2 PB2 LS2 LS21 LS1 MC1 LS1 1 MC12 MC1 1 L1 PB1 SRM1 SRT1-ROC08 Node #1 (Out[...]

5-2 Section Entering the Program 65 Explanation of Operations Initially , the lift is on the first floor (where the kitchen is located) and LS1 is ON. Th e door is open and LS12 is ON. L1 is ON, and the first-floor indicator light is on. When food is placed on the lift and the “ up ” button is pressed to turn ON PB1, MC1 1 turns ON and the door[...]

5-2 Section Entering the Program 66 I/O Allocation Bit addresses are assigned as follows for inputs and outputs. Input Output Wd Wd Wd Wd[...]

5-2 Section Entering the Program 67 Ladder Program Following the sequence program and I/O allocation, create the ladder program. X1 00900 END(01) 00103 00001 00900 (1) 00000 (1 1) 00038 PB1 LS22 X1 MC1 1 01002 00000 00900 (2) 00004 1F closed X1 LS1 1 01003 MC12 MC1 01000 00900 (3) 00008 Down X1 LS1 1 00102 LS2 00000 01 100 MC2 L2 01 101 00102 (4) 0[...]

5-2 Section Entering the Program 68 Program reference Data Instruction Step (5) 00015 LD 00900 00016 AND 00102 00017 AND NOT 01 102 00018 OUT 01 103 (6) 00019 LD 00101 00020 OR 00901 00021 AND NOT 00003 00022 OUT 00901 (7) 00023 LD 00901 00024 AND NOT 00100 00025 AND NOT 01 103 00026 OUT 01 102 (8) 00027 LD 00901 00028 AND 00100 00029 AND NOT 00002[...]

5-2 Section Entering the Program 69 6. Input AND, NOT and bit address 00103. AND NOT B 1 A 0 D 3 00002 AND NOT 00103 7. Press the WRITE Key to write the instruction to Program Memory . The next program address will be displayed. WRITE 00003READ NOP (000) 8. Input the OUT instruction and bit address 00900. OUT 9 A 0 A 0 00003 OUT 00900 9. Press the [...]

5-2 Section Entering the Program 70 (6) 00019 LD B 1 A 0 B 1 WRITE 00020 OR 9 A 0 B 1 WRITE 00021 AND NOT D 3 WRITE 00022 OUT 9 A 0 B 1 WRITE (7) 00023 LD 9 A 0 B 1 WRITE 00024 AND NOT B 1 A 0 A 0 WRITE 00025 AND NOT B 1 B 1 A 0 D 3 WRITE 00026 OUT B 1 B 1 A 0 C 2 WRITE (8) 00027 LD 9 A 0 B 1 WRITE 00028 AND B 1 A 0 A 0 WRITE 00029 AND NOT C 2 WRIT[...]

5-3 Section T est Run 71 5-2-5 Checking the Program This operation checks for programming errors and displays the program ad- dress and error when errors are found. It is possible in PROGRAM mode only . RUN MONITOR PROGRAM No No OK 1, 2, 3... 1. Press the CLR Key to bring up the initial display . 00000 2. Press the SRCH Key . An input prompt will a[...]

5-4 Section Error Processing 72 5-4 Error Processing The SRM1 is equipped with a variety of self-diagnosis functions to help identify and correct errors that might occur and reduce down time. Errors are divided into two categories based on their severity . Fatal errors are more serious errors which stop SRM1 operation. Non-fatal errors are less ser[...]

5-4 Section Error Processing 73 Al l SRM1 indicators will be OFF for the power interruption error . For all other fatal operating errors, the POWER and ERR/ALM indicators will be lit. The RUN indi- cator will be OFF . Message F ALS No. Meaning and appropriate response Power interruption (no message) None Power has been interrupted for at least 10 m[...]

5-4 Section Error Processing 74 F ALS(07) is a n instruction that causes a fatal error . The following will occur when an F ALS(07) instruction is executed: 1, 2, 3... 1. Program execution will be stopped and outputs will be turned OFF . 2. The ERR indicator on the SRM1 will be lit. 3. The instruction ’ s 2-digit BCD F ALS number (01 to 99) will [...]

! 5-6 Section Programming Errors 75 Caution Check to b e sure that no equipment is af fected when turning the SRM1 ’ s power supply on o r o f f, or when entering the password. Be careful not to cause any ac- cidents when starting or stopping SRM1 operation. 5-5 Programming Console Operation Errors The following error messages may appear when per[...]

5-6 Section Programming Errors 76 T ype Message Meaning and appropriate response A ????? The program has been damaged, creating a non-existent function code. Re-enter the program. CIRCUIT ERR The number of logic blocks and logic block instructions does not agree, i.e., either LD or LD NOT has been used to start a logic block whose execution conditi[...]

5-7 Section T roubleshooting Flowcharts 77 5-7 T roubleshooting Flowcharts Use the following flowcharts to troubleshoot errors that occur during operation. Main Check Check for non-fatal errors. (See page 80.) Error Replace the SRM1. PWR indicator lit? RUN indicator lit? ERR indicator flashing? Is I/O sequence normal? Operating environment nor- mal[...]

5-7 Section T roubleshooting Flowcharts 78 • Are the lengths of the main line and the branch lines, and the total length, all within the prescribed limits? • Are flat cables and VCTF cables mixed together among the transmission lines? Power Supply Check Power indicator not lit. Replace the Power Supply Unit. Is power being supplied? Is voltage [...]

5-7 Section T roubleshooting Flowcharts 79 Fatal Error Check Identify the error , eliminate its cause, and clear the error . Is the ERR indi- cator lit? Determine the cause of the error with the Pro- gramming Console. End RUN indicator not lit. Replace the SRM1. Is mode displayed on Programming Con- sole? T urn the power supply off, and then ON aga[...]

5-7 Section T roubleshooting Flowcharts 80 Non-fatal Error Check Identify the error , eliminate its cause, and clear the error . ERR indicator flashing. Is a non-fatal error in- dicated? Is the ERR indicator flashing? Replace the SRM1. End Determine the cause of the error with the Programming Console. No Ye s Flashing Not lit[...]

5-7 Section T roubleshooting Flowcharts 81 CompoBus/S T ransmission Error Check Is the RD indica- tor lit? End ERC indicator lit. Check the transmission lines for broken lines, short circuits, or incorrect termination resistance. Check the CompoBus/S communications mode setting. Check all of the Slaves ’ power supplies. No Ye s Is the Peripheral [...]

5-7 Section T roubleshooting Flowcharts 82 Environmental Conditions Check Consider using a fan or cooler . Is the ambient temperature below 55 ° C? Is the ambient temperature above 0 ° C? Is noise being controlled? Is the installation envi- ronment okay? Consider using a heater . Consider using an air conditioner . Install surge pro- tectors or o[...]

83 SECTION 6 Expansion Memory Unit This section describes how to use the CPM1-EMU01-V1 Expansion Memory Unit. Follow the handling precautions and pro- cedures to properly use the Unit. 6-1 Overview 84 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1-1 Memory Areas 84 .[...]

6-1 Section Overview 84 6-1 Overview The CPM1-EMU01-V1 Expansion Memory Unit is a program loader for small- size or micro PCs. Using the CPM1-EMU01-V1, simple on-site transfer of user programs and data memory between PCs is possible. PERIPHERAL RS-232C Peripheral port Downloading Uploading SRM1 (-V2) Note The “ PLC ” in the “ DOWNLOAD TO PLC [...]

6-2 Section Specifications and Nomenclature 85 • Before touching the EEPROM or the CPM1-EMU01-V1, first touch a grounded metallic object to discharge any static build-up. Not doing so may result in mal- function or damage. 6-2 Specifications and Nomenclature 6-2-1 Specifications Item Specifications Supported PCs CPM1, CPM1A, CPM2A, CPM2C, SRM1 (-[...]

! 6-3 Section Handling 86 CONNECT (green) ERR (red) Meaning OFF OFF Not connected to PC (power supply OFF). ON OFF Connected to a recognized PC. Blinking OFF Uploading/downloading data. ON Blinking Host link communications error , retry by user . OFF ON PC model and EEPROM data not compatible. OFF Blinking One of the following errors has occurred: [...]

! ! 6-3 Section Handling 87 Lift up the lock lever and detach the EEPROM. 6-3-2 PC Connections Caution Mount the EEPROM to the CPM1-EMU01-V1 before connecting the CPM1-EMU01-V1 to the PC. Caution Do not disconnect the CPM1-EMU01-V1 from the PC when the indicator is blink- ing green. When connecting to the CPM1, CPM1A, CPM2A, CQM1 or SRM1 (-V2),inse[...]

6-3 Section Handling 88 Baud rate: 9,600 bps Press the levers on the top and bottom of the connector inwards to unlock the connector and pull out as shown in the following diagram. Note Do not attempt to remove the connector by pulling the cable. 6-3-3 Uploading Programs Ladder programs and the contents of data memory can be uploaded to the EEPROM [...]

6-3 Section Handling 89 Operation Procedure Start Ye s No Connect the CPM1-EMU01-V1 to the PC ’ s peripheral port. Mount the EEPROM to the CPM1-EMU01-V1. After 2 or 3 s, check if the indicator is lit green. See the note on the right. Select the memory area to be uploaded. Press the UPLOAD+DM Button. Press the UPLOAD But- ton. Check if the indicat[...]

! 6-3 Section Handling 90 Caution If the PC is in RUN or MONIT OR mode when downloading is started, it will auto- matically switch to PROGRAM mode and operation will stop. Confirm that no adverse ef fects will occur to the system before downloading. Not doing so may result in unexpected operation. Note 1. If the PC is in RUN or MONIT OR mode, switc[...]

6-3 Section Handling 91 Operation Procedure Start Ye s No Change the mode of the PC to PRO- GRAM mode. Mount the EEPROM to the CPM1-EMU01-V1. After 2 or 3 s, check if the indicator is lit green. See the note on the right. Press the DOWNLOAD TO PLC But- ton. Check if the indicator is blinking green (indicating that downloading has started). Ye s No [...]

93 Appendix A Standard Models There are three possible power supply configurations. • Network Power Supply: Power is provided from a single source over a network, using special-purpose flat cable. • Multiple Power Supply: Power must be provided separately for communications and I/O. The power supply for communications can be provided via specia[...]

Appendix A Standard Models 94 Connector T erminals Model Specifications SRT2-VID08S 8 transistor inputs, sensor cable connector , multiple power supply , NPN SRT2-VID08S-1 8 transistor inputs, sensor cable connector , multiple power supply , PNP SRT2-VID16ML 16 transistor inputs, MIL connector , multiple power supply , NPN SRT2-VID16ML-1 16 transis[...]

Appendix A Standard Models 95 CPM1A/CPM2A I/O Link Unit Model Specifications CPM1A-SRT21 8 inputs, 8 outputs Exchanges data with CPM1A/CPM2A CPU Unit. Note All the above models support both high-speed and long-distance communications modes. Connection Devices Communications Cables Model Specifications Commercially available VCTF cable (JIS C3306), [...]

Appendix A Standard Models 96 Link Adapter for IBM PC/A T -compatible Computers Model Name Specifications 3G2A9-AL004-E Link Adapter One RS-232C connector , one RS-422 connector , and one fibre-optic connector . Power supply: 100/200 V AC Peripheral Devices Model Name Specifications CQM1-PRO01-E CQM1 Programming Console With cable (2 m) C200H-PRO27[...]

97 Appendix B External Dimensions The external dimensions of the SRM1 are as shown in the following diagram. (Unit: mm) 15 30 40 36 60 8 4 85.5 100 11 0 5 5 When mounting a Peripheral Device, be sure to allow sufficient space as shown in the following diagram. 70 (Unit: mm)[...]

99 Glossary *DM Indirectly addressed DM area. See indirect address and DM area . 1:1 PC Link A link created between two PCs to create common data in their LR areas. ACP See add count input . add count input A n input signal used to increment a counter when the signal changes from OFF to ON. address A number used to identify the location of data or [...]

Glossary 100 bit designator An operand that is used to designate the bit or bits of a word to be used by an instruction. bit number A number that indicates the location of a bit within a word. Bit 00 is the rightmost (least-significant) bit; bit 15 is the leftmost (most-significant) bit. bit-control instruction An instruction that is used to contro[...]

Glossary 101 Completion Flag A flag used with a timer or counter that turns ON when the timer has timed out or the counter has reached its set value. condition A symbol placed on an instruction line to indicate an instruction that controls the execution condition for the terminal instruction. Each condition is assigned a bit in memory that determin[...]

Glossary 102 data link An automatic data transmission operation that allows PCs or Units within PC to pass data back and forth via common data areas. data link area A common data area established through a data link. data movement instruction An instruction used to move data from one location in memory to another . The data in the original memory l[...]

Glossary 103 DM area A data area used to hold only word data. Words in the DM area cannot be ac- cessed bit by bit. DM word A word in the DM area. downloading The process of transferring a program or data from a higher-level or host com- puter to a lower-level or slave computer . If a Programming Device is involved, the Programming Device is consid[...]

Glossary 104 F AL error An error generated from the user program by execution of an F AL(06) instruc- tion. F ALS error An error generated from the user program by execution of an F ALS(07) instruc- tion or an error generated by the system. fatal error An error that stops PC operation and requires correction before operation can continue. FCS See f[...]

Glossary 105 I/O delay Th e delay in time from when a signal is sent to an output to when the status of the output is actually in effect or the delay in time from when the status of an input changes until the signal indicating the change in the status is received. I/O device A device connected to the I/O terminals on I/O Units. I/O devices may be e[...]

Glossary 106 instruction block A group of instructions that is logically related in a ladder-diagram program. A logic block includes all of the instruction lines that interconnect with each other from one or more line connecting to the left bus bar to one or more right-hand instructions connecting to the right bus bar . instruction execution time T[...]

Glossary 107 load The processes of copying data either from an external device or from a storage area to an active portion of the system such as a display buf fer . Also, an output device connected to the PC is called a load. logic block A group of instructions that is logically related in a ladder-diagram program and that requires logic block inst[...]

Glossary 108 normal condition See normally open condition . normally closed condition A condition that produces an ON execution condition when the bit assigned to it is OFF , and an OFF execution condition when the bit assigned to it is ON. normally open condition A condition that produces an ON execution condition when the bit assigned to it is ON[...]

Glossary 109 output device An external device that receives signals from the PC System. output point The point at which an output leaves the PC System. Output points correspond physically to terminals or connector pins. output signal A signal being sent to an external device. Generally an output signal is said to exist when, for example, a connecti[...]

Glossary 11 0 programmed alarm A n alarm given as a result of execution of an instruction designed to generate the alarm in the program, as opposed to one generated by the system. programmed error An error arising as a result of the execution of an instruction designed to gener- ate the error in the program, as opposed to one generated by the syste[...]

Glossary 111 retrieve The processes of copying data either from an external device or from a storage area to an active portion of the system such as a display buf fer . Also, an output device connected to the PC is called a load. retry The process whereby a device will re-transmit data which has resulted in an er- ror message from the receiving dev[...]

Glossary 11 2 set The process of turning a bit or signal ON. set value The value from which a decrementing counter starts counting down or to which an incrementing counter counts up (i.e., the maximum count), or the time from which or for which a timer starts timing. Set value is abbreviated SV . shift input signal An input signal whose OFF to ON t[...]

Glossary 11 3 SYSMAC Support Software A software package installed on a IBM PC/A T or compatible computer to func- tion as a Programming Device. system configuration The arrangement in which Units in a System are connected. This term refers to the conceptual arrangement and wiring together of all the devices needed to comprise the System. system er[...]

Glossary 11 4 uploading The process of transferring a program or data from a lower-level or slave com- puter to a higher-level or host computer . If a Programming Devices is involved, the Programming Device is considered the host computer . watchdog timer A timer within the system that ensures that the scan time stays within specified limits. When [...]

11 5 Index A – B accessibility , 20 allocations data areas, 9 I/O, 8 ASCII, converting displays, Programming Console, 57 binary data, modifying, Programming Console, 54 bit status, force-set/reset, Programming Console, 56 bits, searching, Programming Console, 42 buzzer operation, Programming Console, 39 C cabinet installation, precautions, 19 Pro[...]

Index 11 6 H hexadecimal data, converting displays, Programming Console, 57 high-speed communications mode, 6 host computer, connecting, 26 Host Link, connections, 26 Host Link communications 1:1, 27 cables, 27 1:N, 28 cables, 29 I I/O allocation, 8 I/O line noise, preventing, 21 IBM PC/A T or compatible computer , 7 indicators, 16 flashing ERR/ALM[...]

Index 11 7 Programmable T erminal. See PT programming checks for syntax, Programming Console, 47, 71 – 72 errors, 75 inserting and deleting instructions, Programming Console, 43 – 44 searching, Programming Console, 41 – 42 setting and reading a memory address, Programming Con- sole, 41 Programming Console connecting, 6, 35 keys, 34 models, 34[...]

11 9 Revision History A manual revision code appears as a suffix to the catalog number on the front cover of the manual. Cat. No. W318-E1-4 Revision code The following table outlines the changes made to the manual during each revision. Page numbers refer to the previous version. Revision code Date Revised content 1 April 1997 Original production 2 [...]