Main unit with 1 loop. Alarm signal can be made with switches or closing potential-free contacts. The loop can be given an input delay of 150 ms or 2.5 s, as well as memory / non-memory. The loop has short circuit / break monitoring. Potential-free switch contact. Marking option in the button and nameplate. Operating voltage 15 – 28 V ac / 18 – 35 V dc. Power consumption 70 mA ac / 40 mA dc.
