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Safety relays PNOZsigma

The Fault LED lights up when a safety relay PNOZsigma unit is switched on. What can I do?

Please check that the terminator is connected. If it's missing, please connect it and reset the voltage.


Pilz Automation Safety L.P.
7150 Commerce Boulevard Canton
Michigan 48187

Telephone: +1 734 354-0272
E-Mail: info@pilzusa.com

Technical Support

Telephone: +1 877-PILZUSA (745-9872)
E-Mail: support@pilzusa.com