The loop checks itself against short circuits and interruptions. Possibility to connect both normally open and normally closed potential-free contacts. Selectable input delay 150ms or 2.5 s. Possible to activate / deactivate memory function. Potential-free output. Control button with LED. Good marking possibilities on button and nameplate. Operating voltage: 15 – 28V ac / 18 – 35V dc. Current consumption: 110mA ac / 60mA dc.
