Water leak alarm VVK 2

VVK 2 monitors the resistance of the sensors. When the sensor becomes wet the resistance decreases and the alarm relay will be activated. Also the sensor circuit will be monitored (Alarms if R > 300 kohm). Product number: 1187024 Range: 10 kohm / 80...300 kohm, selectable Housing: IP 20, DIN-housing Supply: 24 Vac, 2 VA Output: change-over contact 60 V, 2 A res.