Six (6) Over Height Detector sets (dual beam direction discerning detection system, source and detector), Trigg DB-R/IR-3200 or preapproved equal. • 120 VAC, 50/60HZ, 0.121A Source, 0.390A Detector • Alarm output: two dry relay contact closures, Form C, contacts rated 115VAC 10A and protected by an 8A circuit breaker • Fault output: dry relay contact opening, Form C, contacts rated 115VAC 10A and protected by an 8A circuit breaker • Alarm adjustable from 1 to 30 seconds • Sensors are NEMA 6P enclosure rated, printed circuit board • Ambient light: 10,000 foot candles for Red Detector • Maximum range of 800 feet • Direction selected through selection switch, no tools or adjustment required • Provide two Green LEDs and GO-NOGO meter for alignment • Reaction speed of 1mph to 75mph for a 2.5 inch diameter object 1 inch above the height of detection • Counter to record number of activations • Temperature range of -40 deg F to 135 deg F, internal thermostat to reduce moisture • External housing of heavy ALMAG casting and sheet aluminum, minimum 1/8 inch thick, powder coated gray finish