The Linear FM140 is a vehicle sensor exit wand from Linear, designed for use in automatic gate and access control applications. Buried electromagnetic vehicle sensor exit wand with 100 ft cable. Operating voltage: 8-26V AC, 11-30V DC. Contact configuration: Dry contact relay output, 1 amp max at 30V DC, 2-second pulse.
A: The FM140 comes with 100 ft of direct-burial cable. The FM139 has 50 ft, the FM141 has 150 ft, and the FM141-250 has 250 ft.
A: The FM140 operates on 8-26V AC or 11-30V DC with a typical current consumption of 3 mA.
A: The FM140 detects iron-based metal in motion within a 12 ft radius using electromagnetic sensing.
A: Install the sensor 2 ft from the driveway edge at a maximum depth of 12 in.
A: The relay output is rated at 1 amp max at 30V DC and provides a 2-second momentary pulse.
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