1590080 General features
Relay num. 4
Electric features
Relays contacts rating: 50mA at 24Vac/dc, 100mA at 12Vac/dc.
4 relays:– relay A: previous warning – pre-alarm (10% LEL, 50 ppm);– relay B: 1st threshold alarm (20% LEL, 100 ppm);– relay C: 2nd threshold alarm (40% LEL, 200 ppm);– relay D: sensor failure.
NO or NC contacts are available, selected by means of jumpers.
Relays control logic:– direct: relay ON in the presence of event;– reverse: relay ON in the absence of event.