The GRI 2808 Absence of Water Sensor helps monitor the level of water and other non-volatile liquids. The GRI 2808 is submersible, fully self-contained & responds reliably to the absence or presence of water. The 2808 fits a multitude of applications in a wide range of environmental landscapes.

Microprocessor Controlled

Powered by 5 Year Lithium Battery

Sample Rate: Once Every 2.5 Minutes

Form C Relay. The 2808-12V is hard wired with a 30 second sample rate. Custom sample rates available.