Siemens SIMATIC ET 200iSP Operating Instructions Manual page 414

Other modules
15.2 Watchdog module
Pin assignment
Pin assignment for plugged WATCHDOG module
Table 15-1 Pin assignment of terminal module WATCHDOG
Pin assignment and view
Block diagram
Figure 15-1
414
Block diagram of WATCHDOG module
Remarks
Connections:
Pi: Terminals 1, 3, 5, 7, 9, 11, 13, 15
Mi: Terminals 2, 4, 6, 8, 10, 12, 14, 16
Pi: Intrinsically safe supply voltage (11
V)
Mi: Ground
Operating Instructions, 11/2022, A5E00247483-AK
ET 200iSP