ALERT GMS II septic tank level sensor, black wire GM-S II

Reliability
Maintenance-free, requires no maintenance, battery replacement, etc.
Any distance from the tank to the place where the signaling panel is installed
Ease of assembly
Universal use
Clear panel with pictograms descriptions
Acoustic and light signaling
Possibility to mute the sound (alarm) and switch it on again
Automatic return to the ALARM state after a momentary power failure
It can work with a variety of probes, floats, switches
It can control other devices
On request, we bring out an additional signal wire (ground)