Vendeur: pw928gts (49.012) 99.9%, Lieu où se trouve: Bury St. Edmunds, Lieu de livraison: Worldwide, Numéro de l'objet: 170625538466 Brand: PW, MPN: Does Not Apply, Les Détails: This alarm will not work if you are using very pure water, deionised or distilled for example. The white sensor wires are submersed in water at the level required and when the water level drops below this level the alarm sounds. The sensor wires are 1 Metre long but can be extended with any type of wire. A length of 100 Metres has been used in testing.If used to monitor a ponds water level then it is best to extend the sensor wires so that the electronics can be housed protected from the weather. This alarm consumes only 0.000055 of an Amp or 55uA when not triggered, 0.02 of an Amp or 20mA when triggered. A 12 Volt DC power supply is needed (not supplied). This item should not be used as a low coolant alarm on vehiclesbecause vehicles charging systems takes the battery Voltage over 14 Voltsthis will cause the alarm to malfunction. Item Number :- 170927068334 Low Coolant Level Alarm For Vehicles Is designed for use on vehicles as it is not affected by the higher Voltage and it has longer and stronger sensor wires.It also has a push button test and an LED warning that lights when the alarm sounds. Sales@PW-Electronics.co.uk Pay instantly with your debit or credit card through PayPal.