MITSUBISHI ELECTRIC QJ71C24N User Manual
Page 9
A - 7 A - 7
INTRODUCTION
Thank you for purchasing the MELSEC-Q series PLC.
Before using the equipment, please read this manual carefully to develop full familiarity with the functions
and performance of the Q series PLC you have purchased, so as to ensure correct use.
Please forward a copy of this manual to the end user.
CONTENTS (This manual)
SAFETY PRECAUTIONS..............................................................................................................................A- 1
REVISIONS ....................................................................................................................................................A- 5
CONTENTS....................................................................................................................................................A- 7
About Manuals ...............................................................................................................................................A-15
Conformation to the EMC Directive and Low Voltage Instruction ................................................................A-15
The Manual’s Use and Structure ...................................................................................................................A-16
About The Generic Terms and Abbreviations...............................................................................................A-19
Definitions and Descriptions of Terminology.................................................................................................A-21
Product Configuration ....................................................................................................................................A-23
1 OVERVIEW
1- 1 to 1-11
1.1 Overview of the Serial Communication Module..................................................................................... 1- 1
1.2 Features of the Serial Communication Module...................................................................................... 1- 2
1.3 About Added/Changed Functions in Function Version B ...................................................................... 1-10
2 SYSTEM CONFIGURATION AND AVAILABLE FUNCTIONS
2- 1 to 2-14
2.1 Applicable Systems................................................................................................................................. 2- 1
2.2 Combinations of PLC CPU and External Device, and Available Functions.......................................... 2- 3
2.3 For Use in Multiple CPU System ............................................................................................................ 2- 6
2.4 For Use with Q00J/Q00/Q01CPU .......................................................................................................... 2- 7
2.5 For Use at MELSECNET/H Remote I/O Station.................................................................................... 2- 8
2.6 Checking the Function Version, Serial No., and Software Version....................................................... 2-12
3 SPECIFICATIONS
3- 1 to 3-31
3.1 Performance Specifications .................................................................................................................... 3- 1
3.2 RS-232 Interface Specification ............................................................................................................... 3- 3
3.2.1 RS-232 connector specifications ..................................................................................................... 3- 3
3.2.2 RS-232 cable specification .............................................................................................................. 3- 5
3.3 RS-422/485 Interface Specifications ...................................................................................................... 3- 6
3.3.1 RS-422/485 terminal block specifications ....................................................................................... 3- 6
3.3.2 RS-422/485 cable specifications ..................................................................................................... 3- 7
3.3.3 Precautions when transferring data using RS-422/485 circuit ....................................................... 3- 8
3.4 Serial Communication Module Function List.......................................................................................... 3-11
3.5 Dedicated Instruction List........................................................................................................................ 3-12
3.6 Utility Package (GX Configurator-SC) Function List .............................................................................. 3-13
3.7 List of GX Developer Setting Items for Serial Communication Modules............................................... 3-14
3.8 List of Input/Output Signals for the PLC CPU ........................................................................................ 3-15
3.9 List of Applications and Assignments of the Buffer Memory ................................................................. 3-17