Chamberlain LiftMaster CSW200UL Series, Owner'S Manual

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23
Plug-IN lOOP dETEcTOR wIRINg
Plug-In Loop Detectors
(Sold individually)
Contact your local dealer for information
about plug-in loop detectors.
The wire MuST be
twisted together
6 twists per foot
from the end of
the loop to the
control board.
NOTE: Refer to the plug-in
loop detector manual for
more specific information.
Plug-In “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 feet long. Center loop system
requires two safety loops.
Example of a 1 wire loop. (See “installing
insulated Loop Wire” on next page for more
information.)
Plug-In “Safety” Loop Detector: Allows gate to
stay open when vehicles are obstructing path.
Caution: Suggested for vehicles 14 feet or longer.
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.
Example of a inside and outside 2 wire turn loop
connected in series. (See “installing insulated
Loop Wire” on next page for more information.)
Plug-In “Exit” Loop Detector: Allows gate to
automatically open for exiting vehicles.
Example of a 3 wire loop. (See “installing
insulated Loop Wire” on next page for more
information.)
To AVOiD damaging control board,
disconnect all power to operator before
installing plug-in loop detectors.
use a different frequency for every loop
detector installed.
Inside
Safety Loop
Outside
Safety Loop
Exit Loop
Center Loop
Series Connected