The Inpro leak detector detects the presence of liquids through its infrared sensor, activating or deactivating the desired device. The relay output can activate or deactivate any device for instance, a siren or a bigger......The Inpro leak detector detects the presence of liquids through its infrared sensor, activating or deactivating the desired device. The relay output can activate or deactivate any device for instance, a siren or a bigger light-giving indicator. This outlay makes possible to have one device (or several) in normal operation condition, and another device (or several) coming into operation when it is activated (wiring diagram).