Communication
FPΣ User's Manual
234
Operation mode relays
• For PLC link 0: R9070 to R907F (correspond to station nos. 1 to 16)
• For PLC link 1: R9090 to R909F (correspond to station nos. 1 to 16)
The operation modes (RUN/PROG) can be checked for any given PLC.
Relay no. Station no. System variable name Conditions for TRUE/FALSE
R9070
1 sys_bIsPlcLink0Station1InRunMode
R9071
2 sys_bIsPlcLink0Station2InRunMode
R9072
3 sys_bIsPlcLink0Station3InRunMode
R9073
4 sys_bIsPlcLink0Station4InRunMode
R9074
5 sys_bIsPlcLink0Station5InRunMode
R9075
6 sys_bIsPlcLink0Station6InRunMode
R9076
7 sys_bIsPlcLink0Station7InRunMode
R9077
8 sys_bIsPlcLink0Station8InRunMode
R9078
9 sys_bIsPlcLink0Station9InRunMode
R9079
10 sys_bIsPlcLink0Station10InRunMode
R907A
11 sys_bIsPlcLink0Station11InRunMode
R907B
12 sys_bIsPlcLink0Station12InRunMode
R907C
13 sys_bIsPlcLink0Station13InRunMode
R907D
14 sys_bIsPlcLink0Station14InRunMode
R907E
15 sys_bIsPlcLink0Station15InRunMode
R907F
16 sys_bIsPlcLink0Station16InRunMode
TRUE:
• if the unit is in RUN mode
FALSE:
• if the unit is in PROG mode
PLC link transmission error relay R9050
This relay turns to TRUE if a problem is detected during transmission.
Relay no. Station no. System variable name Conditions for TRUE/FALSE
R9050
1–16 sys_bIsPlcLink0TransmissionError
TRUE:
• if a transmission error has
occurred in the PLC link, or
• if an error has occurred in the
setting of the PLC link area
FALSE:
• if there are no transmission
errors
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