Mitsubishi MELSEC-Q Series User Manual
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Mitsubishi MELSEC-Q Series User Manual

Mitsubishi MELSEC-Q Series User Manual

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  • Page 3: Safety Precautions

    • SAFETY PRECAUTIONS • (Be sure to read before use) Before using this product, read through this manual and the relevant ones introduced in this manual to handle the product correctly and safely. The following instructions are limited to the CC-Link/LT master module only. For safety precautions on the programmable controller system, refer to the user’s manual of the CPU module to be used.
  • Page 4 [Installation Precautions] CAUTION • Use the programmable controller system in the operating environment that meets the general specifications of this manual. Using in any other environment may cause electric shocks, fires, malfunctions, or damage or deterioration of the product. • While pressing the installation lever located at the bottom of module, insert the module fixing tab into the fixing hole in the base unit until it stops.
  • Page 5 [Wiring Precautions] CAUTION • When disconnecting a communication cable or power cable from the module, do not hold and pull the cable portion by hand. For the cable with a connector, hold the connector connected to the module with a hand and pull it out.

  • Page 6: Revisions

    This manual confers no industrial property rights or any rights of any other kind, nor does it confer any patent licenses. Mitsubishi Electric Corporation cannot be held responsible for any problems involving industrial property rights which may occur as a result of using the contents noted in this manual.

  • Page 7: Table Of Contents

    INTRODUCTION Thank you for purchasing the MELSEC-Q series programmable controller. Before using the product, read this manual carefully to fully understand the functions and the performance of the programmable controller. Please forward a copy of this manual to the end user.
  • Page 8 4. PREPARATORY PROCEDURES FOR DATA LINK 4- 1 to 4-19 4.1 Procedures for Data Link ......................... 4- 1 4.2 Installation ..............................4- 3 4.2.1 Handling Precautions ........................4- 3 4.2.2 Installation Environment........................4- 3 4.2.3 Cables, Connectors and Terminating Resistors ................4- 3 4.3 Name of Parts and Setting........................
  • Page 9 APPENDIX App- 1 to App- 4 Appendix 1 External Dimensions.......................App- 1 Appendix 2 I/O Assignment Sheet......................App- 2 Appendix 2.1 I/O Assignment Sheet for 4-Point Mode Setting............App- 2 Appendix 2.2 I/O Assignment Sheet for 8-Point Mode Setting............App- 3 Appendix 2.3 I/O Assignment Sheet for 16-Point Mode Setting............App- 4 INDEX Index- 1 to Index- 2 A - 7...

  • Page 10: Compliance With The Emc And Low Voltage Directives

    (1) For programmable controller system To configure a system meeting the requirements of the EMC and Low Voltage Directives when incorporating the Mitsubishi programmable controller (EMC and Low Voltage Directives compliant) into other machinery or equipment, refer to Chapter 9 "EMC AND LOW VOLTAGE DIRECTIVES"...

  • Page 11: Packing List

    Packing List The packing list of QJ61CL12 is as shown below. Item name Quantity QJ61CL12 CC-Link/LT master module A - 9 A - 9...

  • Page 12: Overview

    1 OVERVIEW MELSEC-Q 1 OVERVIEW This manual describes about the QJ61CL12 type CC-Link/LT Master Module (hereinafter shown as QJ61CL12), including its specifications, names of the parts and the setting. The QJ61CL12 is designed for the use in combination with the MELSEC- Q series programmable controller CPU.

  • Page 13: Features

    1 OVERVIEW MELSEC-Q 1.2 Features The CC-Link/LT features the following: (1) Easy connection/disconnection of communication cable Because a dedicated connector enables simple connection/disconnection of the communication cables, modules can be easily added and/or replaced. Using dedicated flat cables, VCTF cables and/or high flexible cables will decrease the wiring steps and save the cost of the cables.
  • Page 14 1 OVERVIEW MELSEC-Q (6) Specification of refresh range Setting the last station number will stop refreshing for unconnected stations and reduce the link scan time. (7) High speed refresh High speed refreshing of 256 points for 0.5 ms can be achieved. (When 16 modules are connected in 16-point mode at a transmission speed of 2.5 Mbps) (8) Point mode setting Setting of “occupied points”...

  • Page 15: System Configuration

    2 SYSTEM CONFIGURATION MELSEC-Q 2 SYSTEM CONFIGURATION This section mainly describes the system configuration of the CC-Link/LT. 2.1 Overall Configuration To one master station, up to 64 remote stations can be connected. However, the conditions shown in Table 2.1 should be satisfied. Table 2.1 Network Wiring Specifications Item Specifications...

  • Page 16: Applicable System

    2 SYSTEM CONFIGURATION MELSEC-Q 2.2 Applicable System This section provides information on the available CPU module and notes on system configuration. 2.2.1 Applicable Modules and Numbers of Available Modules (1) Applicable modules and base units, and No. of modules (a) When mounted with a CPU module The table below shows the CPU modules and base units applicable to the QJ61CL12 and quantities for each CPU model.
  • Page 17 2 SYSTEM CONFIGURATION MELSEC-Q REMARK For use of a C Controller module, refer to the C Controller Module User’s Manual. (b) Mounting to a MELSECNET/H remote I/O station The table below shows the network modules and base units applicable to the QJ61CL12 and quantities for each network module model.
  • Page 18 2 SYSTEM CONFIGURATION MELSEC-Q (4) Applicable software package The systems and software packages available for the QJ61CL12 are shown below. When using the QJ61CL12, GX Developer is indispensable. Software version GX Developer Single CPU system Version 7 or later Q00J/Q00/Q01CPU Multiple CPU system Version 8 or later Single CPU system...

  • Page 19: Notes On System Configuration

    2 SYSTEM CONFIGURATION MELSEC-Q 2.2.2 Notes on System Configuration (1) Position of QJ61CL12 Be sure to place the QJ61CL12 on the end of the trunk line. It may seem to be placed at any other point than both ends of the trunk line in appearance because of application of the T-branch connection.
  • Page 20 2 SYSTEM CONFIGURATION MELSEC-Q (2) Number of drop line stages The drop line in the CC-Link/LT system may be branched in up to two stages. It cannot be branched in three or more stages. Remote station Remote station Third drop line branch stage: cannot be wired. Trunk line Remote station...
  • Page 21 2 SYSTEM CONFIGURATION MELSEC-Q (b) Instantaneous power failure of remote I/O module When instantaneous power failure occurs in the power source (24V DC) for the remote I/O module, faulty data may be input. 1) Causes of faulty input due to instantaneous power failure The hardware of the remote I/O module converts the supplied power of 24V DC into 5V DC inside the module and uses it for its own operation.
  • Page 22 2 SYSTEM CONFIGURATION MELSEC-Q 2) Preventive measure against erroneous input From the same power source, supply power to the power supply module, the stabilized power supply and the external supply power for input detection. module Remote I/O module DC input Power supply Stabilized External...

  • Page 23: Confirmation Of Function Version

    2 SYSTEM CONFIGURATION MELSEC-Q 2.2.3 Confirmation of Function Version The serial No. and function version of the QJ61CL12 can be confirmed on the rating plate, the front of the module and GX Developer's system monitor. (1) How to check function version and serial No. of QJ61CL12 (a) Confirming the serial number on the rating plate The rating plate is situated on the side face of the QJ61CL12.
  • Page 24 2 SYSTEM CONFIGURATION MELSEC-Q (c) Confirming the serial number on the system monitor (Product Information List) To display the screen for checking the serial number and function version, select [Diagnostics] [System Monitor] and click the Product Inf. List button in GX Developer. Function version Production number Serial No.

  • Page 25: Specifications

    3 SPECIFICATIONS MELSEC-Q 3 SPECIFICATIONS This chapter describes about specifications of the QJ61CL12. For the general specifications of the QJ61CL12, refer to the User’s Manual of the CPU module to be used. 3.1 Performance Specifications The performance specifications are given in Table 3.1. Table 3.1 Performance Specifications Item Specifications...

  • Page 26: Network Wiring Specifications

    3 SPECIFICATIONS MELSEC-Q Table 3.2 VCTF Cable Specifications (Extract from JIS C 3306) Conductor Conductor Insulator Sheath Type No. of cores Nominal cross- resistance Composition Outside thickness thickness sectional area No. of wires/wire diameter diameter Vinyl cabtyre, 25.1Ω 0.75mm 30/0.18mm 1.1mm 0.6mm 1.0mm...
  • Page 27 3 SPECIFICATIONS MELSEC-Q POINT When connecting multiple lines with dedicated connectors to form one trunk line, the number of connections must be 10 or less. Line connection Master station Remote Remote Terminating Power Terminating station station resistor resistor supply adapter Remote Remote station...

  • Page 28: I/O Signals To/From Programmable Controller Cpu

    3 SPECIFICATIONS MELSEC-Q 3.2 I/O Signals to/from Programmable Controller CPU This section describes Input/Output (I/O) signals of the QJ61CL12 to/from the programmable controller CPU. Input signals (X) or output signals (Y) are allocated to the area of the Remote Input or the Remote Output respectively.

  • Page 29: I/O Signals In 8-Point Mode Setting

    3 SPECIFICATIONS MELSEC-Q 3.2.2 I/O Signals in 8-Point Mode Setting List of the I/O signals in the 8-point mode setting is shown in Table 3.5. Table 3.5 List of I/O Signals in 8-point Setting Remote Input (X) Input No. XnF to Xn0 Station No.2 Station No.1 X (n 1F) F to X (n 1F) 0...

  • Page 30: Buffer Memory

    3 SPECIFICATIONS MELSEC-Q 3.3 Buffer Memory The buffer memory is used for data communication between the QJ61CL12 and the CPU module and is read or written by GX Developer or sequence programs. When the system is powered OFF or the CPU module is reset, the contents of the buffer memory will return to the default setting.
  • Page 31 3 SPECIFICATIONS MELSEC-Q (2) Information of faulty station (Buffer memory address 4 - 7: Un\G4 – 7) The data link states of remote stations are stored in this area. Address (Decimal) Station No.16 Station No.15 Station No.14 Station No.3 Station No.2 Station No.1 Station No.32 Station No.31...
  • Page 32 3 SPECIFICATIONS MELSEC-Q (5) External switch information (Buffer memory address 17: Un\G17) Information of setting of I/O points occupied, transmission speed setting, point mode setting and setting status of each switch in test mode is stored in this area. Item Contents Status of operation setting switch SW3 –...
  • Page 33 3 SPECIFICATIONS MELSEC-Q (8) Information of last station of data link (Buffer memory address 20: Un\G20) The last number of the data-link-available remote stations is stored in this address. Item Contents b6 to b0 Last number of data link stations Last number of data-link-available remote stations is stored b15 to b7 Vacant...

  • Page 34: Concept Of Control Point (Point Mode Setting And I/O Point Setting)

    3 SPECIFICATIONS MELSEC-Q 3.4 Concept of Control Point (Point Mode Setting and I/O Point Setting) This section describes concept of the point mode setting and I/O point setting, which is required for system configuration. By the point mode setting, the number of points that the system can control is set to each remote station.
  • Page 35 3 SPECIFICATIONS MELSEC-Q The number of occupied stations for a remote module varies depending on the point mode. For a 16-point module, the setting in the 4-point, 8-point or 16-point mode makes it occupy 4, 2 or 1 station(s) respectively. The desirable selection of the point mode is dependent on the points of the remote module to be used.
  • Page 36 3 SPECIFICATIONS MELSEC-Q For the assignment of the I/O numbers, how to use the assignment sheet included in this manual is shown below. This is an example case of the preceding section (3), and the point mode and the number of I/O points occupied are set to 8-point mode and 64 points respectively.

  • Page 37: Concept Of Last Station Number Setting

    3 SPECIFICATIONS MELSEC-Q 3.5 Concept of Last Station Number Setting The last station number is set to ensure the data link to be executed to the last remote station and not to link to unconnected stations. This setting is not essential, however, it is desirable to optimize the link scan time of the system.

  • Page 38: Data Link Processing Time

    3 SPECIFICATIONS MELSEC-Q 3.7 Data Link Processing Time This section describes about the link scan time and transmission delay time. 3.7.1 Link Scan Time The link scan time of the CC-Link/LT is explained as follows: [Link scan time (LS)] LS = a + (b x N) x c [ s] a: Constant b: Constant c: Constant...

  • Page 39: Transmission Delay Time

    3 SPECIFICATIONS MELSEC-Q 3.7.2 Transmission Delay Time The Transmission delay time (Time taken for data to reach the destination) is explained in this section. (1) Master Station Remote Station (Input) Time from the point that signals are input to a remote station to the point that the device (X) of the programmable controller CPU turns ON/OFF, is obtained from the formula as shown below.
  • Page 40 3 SPECIFICATIONS MELSEC-Q MEMO 3 - 16 3 - 16...

  • Page 41: Preparatory Procedures For Data Link

    4 PREPARATORY PROCEDURES FOR DATA LINK MELSEC-Q 4 PREPARATORY PROCEDURES FOR DATA LINK Procedures from the installation of the module to the start of data link are given in this section. 4.1 Procedures for Data Link The following steps should be performed for data link of the CC-Link/LT. Start Mount QJ61CL12 on base unit.
  • Page 42 4 PREPARATORY PROCEDURES FOR DATA LINK MELSEC-Q Continued from previous page Check operation with LEDs (QJ61CL12) When data link is normal :L RUN lights up. When data link is faulty :L. ERR. lights up or blinks. When setting is faulty :ERR.

  • Page 43: Installation

    4 PREPARATORY PROCEDURES FOR DATA LINK MELSEC-Q 4.2 Installation This section describes handling precautions on the steps from the unpacking to the installation of the QJ61CL12. For more details on the module installation, refer to the User’s Manual of your CPU module.

  • Page 44: Name Of Parts And Setting

    4 PREPARATORY PROCEDURES FOR DATA LINK MELSEC-Q 4.3 Name of Parts and Setting This section describes the names of the parts, LED indications and setting methods of the switches. 4 - 4 4 - 4...
  • Page 45 4 PREPARATORY PROCEDURES FOR DATA LINK MELSEC-Q Item Contents LED indicator Module condition is checked with LED status. Description QJ61CL12 Module operating normally L RUN OFF: Fault in hardware L ERR. ERR. ERR. Faulty switch setting Blink: Switched during operation L RUN <Usually>...

  • Page 46: Switch Setting Of Intelligent Function Module

    4 PREPARATORY PROCEDURES FOR DATA LINK MELSEC-Q 4.4 Switch Setting of Intelligent Function Module The switch setting of the intelligent function module is performed in "I/O assignment settings" of GX Developer. (1) Setting Item Switches 1 through 5 are provided for the intelligent function module and 16-bit data are used for the settings.
  • Page 47 4 PREPARATORY PROCEDURES FOR DATA LINK MELSEC-Q (2) Operating procedures Start settings on the I/O assignment setting screen of GX developer. (a) I/O assignment setting screen Set the following to the slot where QJ61CL12 is installed. The “Type” setting is indispensable; set other items as needed.

  • Page 48: Connecting Modules With Cables

    4 PREPARATORY PROCEDURES FOR DATA LINK MELSEC-Q 4.5 Connecting Modules with Cables The connection method using the cables designed for CC-Link/LT is as follows: The cables can be connected regardless of the order of the station number. Be sure to set the QJ61CL12 at the end of the trunk line. The terminating resistor close to the QJ61CL12 should be connected within 20cm from the QJ61CL12.

  • Page 49: How To Connect Connector For Dedicated Flat Cable

    4 PREPARATORY PROCEDURES FOR DATA LINK MELSEC-Q 4.5.1 How to Connect Connector for Dedicated Flat Cable How to connect the connector for the dedicated flat cable is shown in this section. (1) Components The components are as follows: Component 1: Cover Component 2: Body Component 3: Dedicated flat cable Orange...
  • Page 50 4 PREPARATORY PROCEDURES FOR DATA LINK MELSEC-Q (1) Operating steps The operating steps are illustrated below. (a) Processing Cable End 1) Properly place the dedicated flat cable 2) Close the cover so that the flat cable 3) Assemble the cover with the body and in the cover.

  • Page 51: How To Connect Vctf Or High Flexible Cable Connector

    4 PREPARATORY PROCEDURES FOR DATA LINK MELSEC-Q 4.5.2 How to Connect VCTF or High Flexible Cable Connector This section describes how to connect the VCTF cable connector or high flexible cable connector. (1) Components The components are shown below. Component 1: Cover Component 2: Body (Aqua) Component 3: VCTF cable/High flexible cable...
  • Page 52 4 PREPARATORY PROCEDURES FOR DATA LINK MELSEC-Q (1) Operating steps The operating steps are shown below. (a) Processing Cable End 1) Place each wire of the VCTF cable 2) Close the cover so that the wires 3) Assemble the cover with the body or high flexible cable so that its wire are properly fitted.
  • Page 53 4 PREPARATORY PROCEDURES FOR DATA LINK MELSEC-Q 5)-2 When using a connector for T-branching After removing the sheath 7cm or more, make a T-branch wiring with a connector in the same way as the T-branch method for the dedicated flat cable. VCTF cable/High flexible cable (Trunk line) VCTF cable/ High flexible cable(Drop line)

  • Page 54: Mixture Of Different Kinds Of Cables

    4 PREPARATORY PROCEDURES FOR DATA LINK MELSEC-Q (3) Precautions for use of high flexible cables Prevent an excessive load from being applied to the connector when moving flexible cables. 4.5.3 Mixture of Different Kinds of Cables This section describes mixture of different kinds of cables. (1) Trunk line Mixture of different kinds of cables is not allowed.
  • Page 55 4 PREPARATORY PROCEDURES FOR DATA LINK MELSEC-Q (3) System configuration example for using dedicated flat cable as trunk line QJ61 CL12 Remote Remote module module Remote Power supply 20cm or less adapter module Module Remote with cable module Remote Remote module module General...
  • Page 56 4 PREPARATORY PROCEDURES FOR DATA LINK MELSEC-Q (5) System configuration example for using high flexible cable as trunk line Connecting terminating resistor on QJ61CL12 side Terminating resistor (CL9-TERM) Install QJ61 CL12 High flexible High flexible High flexible cable connector* cable connector cable (For QJ61CL12) (For terminating resistor)

  • Page 57: Installing Terminating Resistors

    4 PREPARATORY PROCEDURES FOR DATA LINK MELSEC-Q 4.5.4 Installing Terminating Resistors Use the CL9-TERM (Gray) for the terminating resistor. For the system configuration using the dedicated flat cables only, the CL9-RYVK (Black) can be also used. Note that the same type must be used for both ends of the trunk line.

  • Page 58: Check Of Wiring

    4 PREPARATORY PROCEDURES FOR DATA LINK MELSEC-Q 4.5.5 Check of Wiring Check the wiring among remote stations and external devices. [Example] In the case that I/O start No. of the QJ61CL12 is X/Y00 and the point mode setting is set to 8-point mode: QJ61CL12 (X/Y00-, 8-point mode) CL2X8-D1B2...

  • Page 59: Installing/Removing Remote Station

    4 PREPARATORY PROCEDURES FOR DATA LINK MELSEC-Q 4.6 Installing/Removing Remote Station The remote station of the CC-Link/LT cannot be installed or removed while the CPU module is running. When installing or removing, ensure either of the following states. Power of the entire system is OFF. The CPU module is in the STOP status.

  • Page 60: Programming

    5 PROGRAMMING MELSEC-Q 5 PROGRAMMING This section describes the programming of the QJ61CL12. When applying any of the program examples introduced in this chapter to the actual system, verify the applicability and confirm that no problems will occur in the system control.

  • Page 61: Devices Available For Users

    5 PROGRAMMING MELSEC-Q 5.2 Devices Available for Users The following are the devices that users can use. CC-Link/LT control start signal ............X20 Data link stop instruction signal ............X21 Data link restart instruction signal............ X22 Data link error check signal ............. Y40 All stations’...

  • Page 62: Troubleshooting

    6 TROUBLESHOOTING MELSEC-Q 6 TROUBLESHOOTING This section describes the troubleshooting of the CC-Link/LT. 6.1 Condition of Each Station in Case of Failure When a failure occurs in the system, conditions of each station will be as shown in Table 6.1. Table 6.1 Condition of Each Station in Case of Failure Master station Remote station...

  • Page 63: Troubleshooting Flow

    6 TROUBLESHOOTING MELSEC-Q 6.2 Troubleshooting Flow The following indicates the error symptoms. Refer to the corresponding section for details. Failure occurred Go to Sec. 6.3.1 "When "RUN" LED goes off" "RUN" LED of master station goes off Go to Sec. 6.3.2 "When "L RUN" LED goes off" "L RUN"...

  • Page 64: Troubleshooting Of Master Station

    6 TROUBLESHOOTING MELSEC-Q 6.3 Troubleshooting of Master Station The troubleshooting procedures for the master station are shown according to the LED status. 6.3.1 When "RUN" LED Goes Off "RUN" LED of master station goes off Is programmable Supply power controller powered Is master station Mount module onto base properly mounted...

  • Page 65: When "L Run" Led Goes Off

    6 TROUBLESHOOTING MELSEC-Q 6.3.2 When "L RUN" LED Goes OFF "L RUN" LED of master station goes off *1 Check troubleshooting of Is test mode switch OFF? Is "L ERR." LED ON? "L ERR." LED (Sec. 6.3.4) Consult local servicing company, dealer or our branch office Consult local servicing...

  • Page 66: When "Err." Led Lights Up Or Blinks

    6 TROUBLESHOOTING MELSEC-Q 6.3.3 When "ERR." LED Lights Up or Blinks "ERR." LED of master station lights up/blinks Blink Check LED status Is transmission speed switch properly set? Is point mode switch properly set? Correct transmission Correct point mode setting Has switch speed setting NO (Not changed)

  • Page 67: When "L Err." Led Lights Up Or Blinks

    6 TROUBLESHOOTING MELSEC-Q 6.3.4 When "L ERR." LED Lights Up or Blinks "L ERR." LED of master station lights up/blinks Blinking Check LED status Consult local servicing Is"All stations Is test mode company, dealer or our error" of master station switch OFF? branch office OFF?

  • Page 68: Troubleshooting Of Remote I/O Station(S)

    6 TROUBLESHOOTING MELSEC-Q *2: Measure the voltage using the check terminals of the terminating resistors. Check terminal 24G Check terminal 24V 6.4 Troubleshooting of Remote I/O Station(s) The troubleshooting procedures for the remote I/O stations are shown according to the LED status.

  • Page 69: When "L Run" Led Goes Off

    6 TROUBLESHOOTING MELSEC-Q 6.4.2 When "L RUN" LED Goes Off "L RUN" LED of remote I/O station goes off YES (Changed) Has transmission speed Turn the system power setting of master station been ON from OFF changed after data link communication? NO (Not changed) YES (Problem identified)

  • Page 70: When "L Err." Led Lights Up

    6 TROUBLESHOOTING MELSEC-Q 6.4.3 When "L ERR." LED Lights Up "L ERR." LED of remote I/O station lights up (blinks) YES (Changed) Has switch setting Restore switch to previous been changed after setting power on? NO (Not changed) YES (Problem identified) Correct communication Any line problem? *1 cable wiring...

  • Page 71: When Input From Remote I/O Station Is Not Possible

    6 TROUBLESHOOTING MELSEC-Q 6.4.4 When Input From Remote I/O Station Is Not Possible Input from remote I/O station is not possible YES (Problem identified) Recognized by Correct communication Any line problem? *1 master station? cable wiring (See Sec. 6.6) NO (No problem) Consult local servicing company, dealer or our branch office.

  • Page 72: When Output From Remote I/O Station Is Not Possible

    6 TROUBLESHOOTING MELSEC-Q 6.4.5 When Output From Remote I/O Station Is Not Possible Output from remote I/O station is not possible YES (Problem identified) Recognized by Correct communication master station? Any line problem? *1 cable wiring (See Sec. 6.6) NO (No problem) Consult local servicing company, dealer or our branch office.

  • Page 73: Error Codes

    6 TROUBLESHOOTING MELSEC-Q 6.5 Error Codes When errors are detected by the QJ61CL12, the error data are stored in the area for the detailed error information (Buffer memory address 16: Un\G16). For error details, refer to Section 3.3.2 (4). 6 - 12 6 - 12...

  • Page 74: Cc-Link/Lt Diagnostics Using Gx Developer

    6 TROUBLESHOOTING MELSEC-Q 6.6 CC-Link/LT Diagnostics Using GX Developer After connecting all modules with connection cables, you can check the condition of each module with this diagnosis to see if data link is available or not. This function is also available when the QJ61CL12 is installed to a remote I/O station of MELSECNET/H.
  • Page 75 6 TROUBLESHOOTING MELSEC-Q (2) Monitoring other station The data link statuses of other stations (The stations other than the ones connected to peripheral devices) are monitored. (a) Operating steps From “Diagnostics”, activate “CC-Link / CC-Link/LT diagnostics” and click on “Monitoring other station”. (b) Monitoring items 1) Station Displays the first station number allocated for each station.
  • Page 76 6 TROUBLESHOOTING MELSEC-Q (3) Loop test The operating states of connected remote stations are checked on the screen. Normally operating stations and abnormal stations are shown in "blue" and "red" respectively (a) Operating steps From "Diagnostics", activate "CC-Link. / CC-Link/LT Diagnostics" and click on "Loop test".
  • Page 77 6 TROUBLESHOOTING MELSEC-Q (4) H/W Information The operating state and setting state of the QJ61CL12 are displayed on the screen. (a) Setting After entering from “Diagnostics”, select a module in “System monitor” and proceed to “Module’s Detailed Information” – “H/W Information”. (b) Product information The function version of the module is shown as follows: 000010000000000-B...
  • Page 78 6 TROUBLESHOOTING MELSEC-Q (c) H/W LED Information The LED statuses are displayed on the screen. Vacant L RUN 0: OFF 1: ON ERR. L ERR. (d) H/W SW Information External switch information (Buffer memory address 17: Un\G17) is displayed on the screen. (See Section 3.3.2 (5).) 6 - 17 6 - 17...

  • Page 79: Check Of Module Condition (Self-Loopback Test)

    6 TROUBLESHOOTING MELSEC-Q 6.7 Check of Module Condition (Self-loopback Test) This test allows you to check if the module itself operates normally or not. Follow the steps shown below. Start Connect cable and supply 24V DC through dedicated power supply or power supply adapter Before power ON, check the following: Installed condition of module...

  • Page 80: Appendix

    APPENDIX MELSEC-Q APPENDIX Appendix 1 External Dimensions Outer dimensions of QJ61CL12 are as follows: 23(0.91) 90(3.54) 27.4(1.08) Unit: mm(inch) App - 1 App - 1...

  • Page 81: Appendix 2 I/O Assignment Sheet

    APPENDIX MELSEC-Q Appendix 2 I/O Assignment Sheet The following is the I/O Assignment Sheet for the case that the start I/O number of the QJ61CL12 is X/Y00. Make photocopies and use them as necessary. Appendix 2.1 I/O Assignment Sheet for 4-Point Mode Setting I/O Assignment Sheet for 4-Point Mode Setting Station No.

  • Page 82: Appendix 2.2 I/O Assignment Sheet For 8-Point Mode Setting

    APPENDIX MELSEC-Q Appendix 2.2 I/O Assignment Sheet for 8-Point Mode Setting I/O Assignment Sheet for 8-Point Mode Setting Station No. Model Name Input Output Station No. Model Name Input Output App - 3 App - 3...

  • Page 83: Appendix 2.3 I/O Assignment Sheet For 16-Point Mode Setting

    APPENDIX MELSEC-Q Appendix 2.3 I/O Assignment Sheet for 16-Point Mode Setting I/O Assignment Sheet for 16-Point Mode Setting Station No. Model Name Input Output Station No. Model Name Input Output App - 4 App - 4...

  • Page 84: Index

    INDEX How to connect connector for dedicated flat cable Applicable module......... 2- 2 ................4- 9 Applicable software package ......2- 4 How to connect high flexible cable connector Applicable system ......... 2- 2 ................4-11 How to connect VCTF cable connector ..4-11 [ I ] Buffer memory..........
  • Page 85 Program example.......... 5- 2 Programming..........5- 1 Remote I/O error information ......3- 7 Self-loopback test.......... 6-18 Switch setting of intelligent function module. 4- 6 System configuration........2- 1 Terminating resistors........4- 3 Transmission delay time ....... 3-15 Transmission speed auto-tracking function.. 1- 2 Transmission speed setting ......
  • Page 86 6. Failure caused by reasons unpredictable by scientific technology standards at time of shipment from Mitsubishi. 7. Any other failure found not to be the responsibility of Mitsubishi or that admitted not to be so by the user. 2. Onerous repair term after discontinuation of production (1) Mitsubishi shall accept onerous product repairs for seven (7) years after production of the product is discontinued.

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