Sensor Installation
Sensor Installation Diagrams
44
Figure 41. Example Sump Sensor Installations in Sump
Product pipe
Existing conduit
or piping
Sump sensor*
(installation examples)
*Sump sensor should:
1. Rest on the base of the sump.
2. Be positioned as close to outer wall as possible.
3. Be mounted in a true vertical position.
4. Be installed only in a dry sump.
Cable to junction
box and seal-off
(see below)
Sump base
Rubber grommet seal
clamped on inside -
or as recommended by
sump manufacturer
Weatherproof junction
box with 1/2-inch N.P.T.
threads (16 cubic inch
volume minimum)
1/2'' Rigid conduit
to console
Epoxy seal per
NFPA specs
Cord grip
Cable from
piping sump
sensor
Cable to junction box
and seal-off
(see below)
Sump
sensors\pssinst.eps