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other end with resistor for monitoring
Changes from flashing red to solid green when the door reaches the ful open position
EASY TO INSTALL: Use the pre-fabricated hooked end to grip a knuckle in the chain link closest to the rail or post you wish to attach it to
A 2-1/2” x 1-5/8” 45-degree barbed arm slides of over a 2-1/2” line post
NEMA 1 Vehicle Loop Detector with Harness 4" other end with resistor forVehicle Loop Detector Indoor Enclosure (NEMA 1) Enclosed, requires separate 115VAC power. Wiring harness with plug for detector included. OPEN only (all LiftMaster operators) or SAFETY HOLD OPEN only (operators with type B2, T, TS or T1 control wiring) when vehicle passes over loop wire. Requires a loop of wire embedded in the ground to connect to the detector. Requires 2 wire output connection to door operator and 115VAC power Also known as:
