Sentry 200 Owner's Manual page 4

Sentry
LIQUID LEVEL GAUGE MODEL 200 or 200C
OWNER MANUAL
unit. Install screws 3" apart vertically and projecting ¼"
from the surface. Install the AC adapter and plug into
the level display. The LED display will read
indicating that
Sentry
3.2. Mount the
junction box to a post or a riser pipe above grade
within nine feet of the top inside of the tank.
3.3. Install a two or three conductor cable between the
junction box and the indoor display. Single sensors
eight feet and less in length use two conductor cable.
Dual sensors or sensors greater than eight feet
require three conductor cable. An 18 gauge cable,
preferably stranded conductors, with an FT4 jacket
(gray PVC) is recommended for most applications.
The sensor power cable(s) are connected to the cable
run inside the junction box. See Fig 3.3.1. The screw
terminal plug is installed on the display end of the
cable and plugged into the display. See Fig 3.6.1
WHITE+
WHITE OR GREEN +
BLACK -
CABLE BY CUSTOMER
TOP SENSOR (>8')
BOTTOM SENSOR
the sensor is not
outdoor weatherproof NEMA 4
LEVEL
HIGH LEVEL
LOW LEVEL
UP
DOWN
Aquatic Sentry
FIG 3.3.1
connected.
ENTER
SILENCE
ESC
RED +
WHITE +
BLACK -
REV 1.7
SEPT08
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