Vac External Loop Detector Wiring - Chamberlain Elite CSW-200-UL Owner's Manual

1 1 0 V a c E X T E R N A L L O O P D E T E C T O R W I R I N G
110 Vac "Center" Loop Detector: Allows gate to stay open when vehicles are
obstructing path. Caution: This option is for all vehicles including ones less than
14' long. Center loop system requires two safety loops.
110 Vac "Safety" Loop Detector: Allows gate to stay open when vehicles are
obstructing path. Caution: Suggested for vehicles 14 feet or longer. If a vehicle is
shorter, a center loop system is recommended and should be installed.
If the "Inside" and "outside" safety loops are connected to the same loop detector:
• They should be series connected to the detector
• Have the same dimensions.
• Have the same number of wire turns. (See table below.)
110 Vac "Exit" Loop Detector: Allows gate to automatically open for exiting
vehicles.
Number of Wire Turns Needed for Loop Sizes
Loop Perimeter
10 feet to 13 feet
14 feet to 26 feet
27 feet to 80 feet
80 feet and up
Contact your local dealer
for more information
about loop detectors.
Insulated loop wire
3 turns shown, amount varies.
Installing Insulated Loop Wire
Number of Wire Turns
The wire MUST be twisted together 6 twists per foot
from the end of the feeder slot to the loop detector.
Home Run
1/8" to 1/4" Width Saw Cut
Road Surface
Sealant
Backer Rod
Refer to table
Part # A79 (Sold Individually)
Center Loop
Safety Loop
Exit Loop
4
3
2
1
Feeder Slot
Recommended Loop Wire XLPE 12-18 gauge
Min 1"
(Use heavier wire gauge for a more durable loop).
2" to 2.5" Depth
Saw Cut
23
®
7
G B A 1 2 3 4 5 6
G G B B A A Center Center Safety Safety Exit Exit Fire Dept Fire Dept
Loop Loop Loop Loop Loop Loop Key Switch Key Switch
M/S Link M/S Link
1
2
NOTE: Use
separate 110 Vac
3
power for each
4
loop detector.
5
6
The wire is continuously wound in
the loop saw cut for the required
number of turns. One turn shown.
(Refer to table)
Remove sharp inside corners
by making corner cuts
NOTE: Wire mesh or reinforcement
imbedded in the road surface should be
cut away a minimum of 6 inches from
the perimeter of the loop.
8 9 10 11 12 13
+ +
– –
Class 2 Class 2
Supply Supply
Strike Open Strike Open Radio Radio
24 Volts DC 24 Volts DC
Push Button Push Button Receiver Receiver
Saw Cut