Lenze ETCxxxxx - Manual (Page 25)

Device description
Control in top hat rail design (ETCHx)
Watchdog (WDOG)
3
3.2
3.2.4
l
25 EDSTCXX EN 2.0
3.2.4 Watchdog (WDOG)
The Watchdog circuit is used to monitor the processor and switches the
linked outputs off as soon as they are no longer triggered.
WDOG
1
2
ETC039
Pin Signal
1 +24 V
2 out (max. 100 mA)
Conductor cross section: max 0.5 mm 2
A Watchdog signal can be picked off from the WDOG connector. For this a
+24 V voltage must be connected to Pin 1. Unless the Watchdog has been
released, the voltage is connected through to Pin 2.