Oil Smart® Simplex Panel
Installation Manual
WATER
WATER
OIL
LAYER
WATER
OIL
LAYER
Normal Condition (Water Only)
When water comes in contact with
the short (on) sensor, the pump will
turn on. The pump will remain on
until water clears the long (off) sen-
sor.
Oil Present Condition
If oil comes in contact with the (on)
sensor, the pump will not turn on.
Water (Oil Present Condition)
If the water level rises enough to
contact the (on) sensor under the oil
layer, the pump will turn on and re-
main on until the (off) sensor clears
of water.
Oil Smart® Switch Operation:
Testing:
Liquid Smart® Alarm Testing
Oil Test: Submerge both sensors in oil and the
amber oil indicator on the front panel will light.
Water Test: Submerge both sensors in water and
the white water indicator on the front panel will
light.
Both tests will turn on the red beacon alarm light
and sound the alarm buzzer.
Oil Smart® Pump Switch Testing
Place your thumb on the short sensor of the Oil
Smart® Pump Switch and the pump will turn
on. While touching the short “on” sensor, touch
the long “off” sensor with your fingers. Remove
your thumb from the on sensor and begin to
move your fingers down the off sensor. Remove
your fingers from off sensor and the pump will
turn off. Optional: Fill up sump area with water,
when water reaches the on sensor, the pump will
turn on and remain on until water clears the off
sensor.
Typical Installation for Oil Smart® Pump Switch
and Alarm System
