Program Examples - Mitsubishi Electric RD77GF8 User Manual

Program examples

The following shows a program example of each station when the safety program and safety global device are used.
Program example
• Master station (station No.0)
Classification
Safety special register
Label to be defined
(0) Processing to release the safety station interlock status in safety communications with station No.1
(6) Communication program with station No.1
(14) Processing to release the safety station interlock status in safety communications with station No.2
(20) Communication program with station No.2
3 PROGRAMMING
98
3.2 Communication Example of Safety Communication Function
Device Description
SA\SD1008.0 Safety refresh communication status of each safety connection (1st module) (safety connection
No.1)
SA\SD1008.1 Safety refresh communication status of each safety connection (1st module) (safety connection
No.2)
SA\SD1232.0 Interlock status of each safety connection (1st module) (safety connection No.1)
SA\SD1232.1 Interlock status of each safety connection (1st module) (safety connection No.2)
SA\SD1240.0 Interlock release request for each safety connection (1st module) (safety connection No.1)
SA\SD1240.1 Interlock release request for each safety connection (1st module) (safety connection No.2)
Define safety global labels as shown below: