Справочник ПользователяСодержаниеSAFETY PRECAUTIONS3REVISIONS7INTRODUCTION9CONTENTS9About Manuals17Conformation to the EMC Directive and Low Voltage Instruction17The Manual's Use and Structure18About The Generic Terms and Abbreviations21Definitions and Descriptions of Terminology23Product Configuration251 OVERVIEW261.1 Overview of the Serial Communication Module261.2 Features of the Serial Communication Module271.3 About Added/Changed Functions in Function Version B352 SYSTEM CONFIGURATION AND AVAILABLE FUNCTIONS372.1 Applicable Systems372.2 Combinations of PLC CPU and External Device, and Available Functions392.3 For Use in Multiple CPU System422.4 For Use with Q00J/Q00/Q01CPU432.5 For Use at MELSECNET/H Remote I/O Station442.6 Checking the Function Version, Serial No., and Software Version483 SPECIFICATIONS513.1 Performance Specifications513.2 RS-232 Interface Specification533.2.1 RS-232 connector specifications533.2.2 RS-232 cable specification553.3 RS-422/485 Interface Specifications563.3.1 RS-422/485 terminal block specifications563.3.2 RS-422/485 cable specifications573.3.3 Precautions when transferring data using RS-422/485 circuit583.4 Serial Communication Module Function List613.5 Dedicated Instruction List623.6 Utility Package (GX Configurator-SC) Function List633.7 List of GX Developer Setting Items for Serial Communication Modules643.8 List of Input/Output Signals for the PLC CPU653.9 List of Applications and Assignments of the Buffer Memory674 SETTINGS AND PROCEDURES PRIOR TO OPERATION824.1 Handling Precautions824.2 Settings and Procedures Prior to Operation834.3 Part Names and Functions844.4 External Wiring864.4.1 Connecting the RS-232 interface (full-duplex communications)874.4.2 Connecting the RS-422/485 interface894.5 Settings for GX Developer934.5.1 I/O assignment settings934.5.2 Switch settings for I/O and intelligent functional module944.5.3 The Intelligent function module interrupt pointer setting1014.6 Settings with the Utility Package (GX Configurator-SC)1034.7 Individual Station Test1064.7.1 ROM/RAM/switch tests1064.7.2 Individual station loopback test1094.8 Loopback Test1114.9 Maintenance and Inspection1134.9.1 Maintenance and inspection1134.9.2 When mounting/dismounting the module1145 DATA COMMUNICATION USING THE MELSEC COMMUNICATION PROTOCOL1155.1 Data Communication Functions1155.1.1 Accessing the PLC CPUs using the MC protocol1155.1.2 Message format and control procedure for data communication1165.1.3 PLC CPU setting for performing data communication1165.1.4 Support of multiple CPU system or redundant system1175.1.5 Support for the QCPU remote password function1185.2 Utilizing the MX Component1206 DATA COMMUNICATION USING THE NON PROCEDURE PROTOCOL1216.1 Data Reception from the External Device1226.1.1 Receiving methods1226.1.2 The receive area and the received data list1266.1.3 Sequence program for data reception1316.1.4 Receive data clear1346.1.5 How to detect reception errors1376.1.6 Received data count and receive complete code settings1406.2 Sending Data to the External Device1426.2.1 Transmission methods1426.2.2 Arrangement and contents of the transmission area and the transmission data1436.2.3 Sequence program for transmission data1456.2.4 How to detect transmission errors1486.3 Data Communications Precautions1507 DATA COMMUNICATION USING THE BIDIRECTIONAL PROTOCOL1527.1 Data Reception from the External Device1537.1.1 Receiving methods1537.1.2 Arrangement and contents of the receive area and the receive data1557.1.3 Sequence program for data reception1617.1.4 How to detect reception errors1647.1.5 Receive data clear1657.2 Sending Data to the External Device1667.2.1 Transmission methods1667.2.2 Arrangement and contents of the transmission area and the transmission data1677.2.3 Sequence program for data transmission1707.2.4 How to detect transmission errors1737.3 Processing when Simultaneous Transmission Performed During Full-Duplex Communications1757.3.1 Processing when simultaneous transmissions occur1757.3.2 Communication data processing when simultaneous transmissions occur1767.4 Data Communications Precautions1788 UTILITY PACKAGE (GX Configurator-SC)1808.1 Functions Available with Utility Package1818.2 Installing and Uninstalling Utility Package1828.2.1 Usage precautions1828.2.2 Operating environment1848.3 Explanation of Utility Package Operation1858.3.1 Operation overview1858.3.2 Starting the intelligent function module utility (displaying the [select parameter setting module] screen)1898.3.3 Performing common utility operations1928.4 System Registration to Flash ROM1958.4.1 User frame registration1978.4.2 Data for modem initialization registration1988.4.3 Data for modem connection registration1998.4.4 Modem function system setting/registration2008.4.5 Transmission control and others system setting2018.4.6 MC protocol system setting2038.4.7 Non procedure system setting2048.4.8 Bidirectional system setting2058.4.9 PLC CPU monitoring system setting2068.4.10 Transmission user frame No. designation system setting2088.4.11 Resetting the buffer memory/flash ROM setting values to the default values2098.4.12 Flash ROM write allow/prohibit setting2098.5 Auto Refresh Setting2108.6 Monitor/Test2118.6.1 X · Y monitor/test2128.6.2 Modem function monitor/test2138.6.3 Transmission control and others monitor/test2168.6.4 MC protocol monitor2188.6.5 Non procedure monitor/test2208.6.6 Bidirectional monitor2228.6.7 PLC CPU monitoring monitor2238.6.8 Transmission user frame No. designation monitor2258.6.9 Monitor/test others2268.6.10 Display LED off and communication error information/error code initialization2288.7 Non Procedure Protocol Receive Data Clear2309 DEDICATED INSTRUCTIONS2319.1 Dedicated Instruction List2319.2 ONDEMAND Instruction2329.3 OUTPUT Instruction2359.4 INPUT Instruction2389.5 BIDOUT Instruction2419.6 BIDIN Instruction2449.7 SPBUSY Instruction2479.8 CSET (Receive data clear)24910 TROUBLESHOOTING25210.1 Checking the Status of the Serial Communication Module25210.1.1 Checking the LED ON status, communications error status, and switch setting status of the serial communication module25210.1.2 Initializing error information of the serial communication module25710.1.3 Reading the RS-232 control signal status26010.1.4 Reading the data communication status (Transmission sequence status)26110.1.5 Reading the switch setting status26210.1.6 How to read the current operation status26410.2 Error Code Tables26610.2.1 Error code table26610.2.2 A compatible 1C frame communications error code table27510.2.3 Error code list while modem function is used27610.3 Troubleshooting by Symptom27810.3.1 Troubleshooting when "RUN" LED is turned OFF28010.3.2 Troubleshooting when "RD" LED does not blink even though an external device is transmitting a message28110.3.3 Troubleshooting when the Q series C24 does not return a response message even though an external device ...28210.3.4 Troubleshooting when an external device transmitted a message and "RD" LED blinked, but the Read Request signal ...28310.3.5 Troubleshooting when communication error "NAK" generates28410.3.6 Troubleshooting when communication error "C/N" generates28410.3.7 Troubleshooting when communication error "P/S" generates28510.3.8 Troubleshooting when communication error "PRO." generates28610.3.9 Troubleshooting when communication error "SIO" generates28710.3.10 Troubleshooting when communication error "CH1 ERR.", "CH2 ERR." generate28810.3.11 Troubleshooting when communications is intermittently established and lost28910.3.12 Troubleshooting when data that cannot be decoded is transmitted and received29010.3.13 Troubleshooting when it is unclear whether the communication error cause is in the Q series C24 or an external device29110.3.14 Troubleshooting when data cannot be communicated via modem29210.3.15 Troubleshooting when data cannot be communicated with the ISDN sub-address29310.3.16 Troubleshooting when constant cycle transmission does not operate normally29310.3.17 Troubleshooting when condition agreement transmission does not operate normally29310.3.18 Troubleshooting when data cannot be received by an interrupt program29310.3.19 Troubleshooting when data cannot be written to Flash ROM29310.3.20 Troubleshooting when the "ERR" LED is lit294APPENDIX295Appendix 1 Functional Improvements of the Q Series C24295Appendix 1.1 Comparison of the Functions of Q Series C24/GX Configurator-SC295Appendix 1.2 Precautions when Updating the Module from Function Version A to B299Appendix 2 QnA/A Series Module300Appendix 2.1 Functional Comparison with the Q series C24 and the QnA/A Series Modules300Appendix 2.2 Using Programs Designed for the QC24 (N) and Installing the Q Series C24 into Existing Systems302Appendix 2.2.1 Using programs designed for the QC24 (N)302Appendix 2.2.2 Installing on existing systems303Appendix 2.3 Using Programs Designed for the Computer Link Module and Installing the Q Series C24 into Existing Systems304Appendix 2.3.1 Using programs designed for the computer link module304Appendix 2.3.2 Installing the Q series C24 into existing systems307Appendix 3 Processing Time308Appendix 4 ASCII-Code Table311Appendix 5 External Dimensions312Appendix 6 Example of Connection when a Converter is Used314Appendix 7 Communication Support Tool (MX Component)317Appendix 7.1 Overview of MX Component317Appendix 7.2 Usage Procedure of MX Component320Appendix 8 Example of Clear Process Program for Receive Data324Appendix 9 Program Examples for Using Q Series C24 at MELSECNET/H Remote I/O Station326Appendix 9.1 System configuration and program conditions326Appendix 9.2 When accessing buffer memory using sequence program328Appendix 9.3 When sending on-demand data329Appendix 9.4 When receiving data using nonprocedural or bidirectional protocol331Appendix 9.5 When sending data using nonprocedural or bidirectional protocol333Appendix 9.6 When clearing received data335Appendix 9.7 When sending data using user frames337Appendix 9.8 When performing initial setting340Appendix 9.9 When registering user frame342Appendix 9.10 When reading user frame344Appendix 9.11 When deleting user frame346Appendix 9.12 When changing the communication protocol and transmission setting348Appendix 10 Setting Value Recording Sheet351INDEX353WARRANTY355Размер: 4,3 МБСтраницы: 358Язык: EnglishПросмотреть
