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39
LOOP INSTALLATION
1. Layout the desired loop locations per the diagram. The standard size
chart below will give an approximate length of wire required for
various loop dimensions and number of turns required.
CAUTION:
The Loop wires and Lead-in wires must be a continuous
piece of wire without splices. Only use wire intended for this type of
application. (Type XHHW insulation 16AWG)
NOTE:
Buried steel from drains or other systems may affect functioning of
the loop system. Check with the factory for advice on any special
installations. (1-800-243-4476).
STANDARD LOOP LAYOUTS
FOR APPROX 36” HEIGHT DETECTION
LOOP
SIZE
# OF
TURNS
LOOP WIRE LENGTH
(FT)
4’X4’ 4 64’
4’ X 6’ 4 80’
4’ X 8’ 3 72’
4’ X 10’ 3 84’
4’ X 12’ 3 96’
4’ X 14’ 3 108’
4’ X 16’ 3 120’
4’ X 18’ 3 132’
4’ X 20’ 3 144’
4’ X 22’ 3 156’
4’ X 24’ 3 168’
4’ X 26’ 3 180’
4’ X 28’ 3 192’
4’ X 30’ 2 136’
4’ X 32’ 2 144’
4’ X 34’ 2 152’
4’ X 36’ 2 160’
4’ X 38’ 2 168’
4’ X 40’ 2 176’