Mitsubishi MELSEC QS Series User Manual page 246

APPENDICES
Application
For communication with
programmable controller CPU
on another station (Data link
instruction)
App
Appendix 7 Dedicated Instructions which can be used in Safety CPU
- 34
Module
(2) Dedicated instructions which can be used from the CPU module on
another station to the safety CPU module
TableApp.28 lists the dedicated instructions which can be used from the CPU module
on another station to the safety CPU module.
TableApp.28 List of available dedicated instructions
Dedicated
instruction
Reads data from word devices of the CPU
READ
module on another station.
Reads data from word devices of the CPU
SREAD module on another station. (with completion
devices)
Reads clock data from the CPU module on
*1
REQ
another station.
Reads clock data from the CPU module on
RTMRD
another station.
* 1: The REQ instruction only reads and writes clock data. If other operations are requested, an
OPERATION ERROR (error code: 4001) occurs.
Remark
For details on each dedicated instruction, refer to the following manuals.
Manuals of each network module
Function description
Supported network
CC-Link IE
MELSECNET
controller
/H
network
Ethernet