MULTI-CONTACT VISUAL AND ELECTRICAL LEVELS cod. 10.730

Functioning:
while flowing into the pipe, the float excites 1 or more bistable "Reed" contacts (which are inserted in the respective bodies out of nylon-glass), by opening or closing one or more "Reed" contacts.

Sensors can be N.O. (normally open) with the liquid (they close with no liquid)
Sensors can be N.C. (normally closed) with liquid (they open with no liquid)

For any particular requirement of yours, which is not expressed in the present sheet, our technical department are at yuor full disposal.