8-3-3
Settings for FSoE Watchdog Timers
This section describes how to find the set values for the FSoE watchdog timers.
The set value for an FSoE watchdog timer is dif
ferent from the set value of the safety task period.
l
Safety T
ask Period < 100 ms
Set the FSoE watchdog timer to the same value as the expansion communications monitoring time
that you added to the safety task period.
l
Safety Task Period = 100 ms
Set the FSoE watchdog timer to a value that is an integer multiple of the safety task period.
8-3-4
Changing FSoE Watchdog Timers
Use the following procedure to change a FSoE watchdog timer.
1 In the Multiview Explorer, select the target Safety CPU Unit in the Controller Selection Box.
2 Double-click Safety I/O under Configurations and Setup – Communications – Safety.
The following Safety I/O Unit Setting T
ab Page is displayed.
3 Clear the selection of the WDT auto setting Check Box for the Unit to change.
This enables changing the value of the FSoE watchdog timer.
4 Double-click the cell in the FSoE watchdog timer Column for the Unit to change and set the
desired FSoE watchdog timer value.
Version Information
You can change the FSoE watchdog timers with Sysmac Studio version 1.10 or higher.
8 Calculating Safety Reaction Times
8 - 10
NX-series Safety Control Unit User's Manual (Z930)
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