This sensor
plugs into your FMM
and, using reflected infrared light,
will signal your Apex when it changes state from being wet to dry or dry to wet
. This sensor can be used
for constructing your own ATO (auto-top-off),
as a
high-level warning sensor in your sump
,
water storage level sensor
, and much more. The sensors can be mounted into custom brackets or through a hole in a vessel. Included are a fastening nut and silicone washer.
What's Included?
1x OS-1 Optical Sensor