Siemens SIMOCODE pro Operating Manual page 228

Parameters
4.7 Standard functions
Schematic
Figure 4-86
NOTICE
PROFIBUS DP
"Bus monitoring" and "PLC / PCS monitoring" can only be effective if the DP slave
watchdog function is activated in the DP master system.
Settings
Table 4- 82 Watchdog settings
Watchdog
PLC / PCS monitoring - Input
Bus monitoring
PLC / PCS monitoring
Bus/PLC fault - reset
228
"Watchdog (PLC / PCS Monitoring)" function block
Activates the "Watchdog" function block using the monitored signal (any sockets, e.g. the
communication bus control bits, etc.)
Activated (default): If a bus fault occurs, the "Fault - Bus" fault message is generated
•
and must be acknowledged
Deactivated: No fault message; however, the "Status - Bus o.k." information can be
•
evaluated at any time.
Activated (default): If a bus fault occurs, the "Fault - PLC/PCS" fault message is
•
generated and must be acknowledged.
Deactivated: No fault message; however, the "Status - SPS/PLS in Run" information
•
can be evaluated at any time.
You can select whether faults are to be acknowledged automatically or manually.
Range: Manual / Auto (default: manual).
Description
SIMOCODE pro - Parameterize
Operating Manual, 04/2017, A5E40507630002A/RS-AA/001