Does the xx7 series have a watchdog relay? How is it activated?

FAQ #100067

 

Yes. It is activated by calling system function SFC 239 approx.

every 350 ms (320…380ms). Further information is provided in Technical

Information TI 26/353 (Operating system xx7). For detailed information on

programming these functions, consult Manual 26/797. This documentation can be

downloaded under: www.sbc-support.ch/xx7/xx7doc.htm