Item NO.: NBLD-200  dual channel loop detector,vehicle detector

Supply voltage AC:100-240VAC EN standards
Frequency range: 20KHz to 100 KHz 
Sensitivity: adjustable in 16 increments
Reaction time: 10ms 
Loop inductance: Ideal: 100μH to 300μH (incl. conn. wiring)
Environment Compensation : Automatic drift compensation
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Item NO.: NBLD-202 dual channel inductive vehicle loop detector

Supply voltage DC: 12V/24V EN standards
Loop connection: <5m optimal ,twisted at least 20 times per meter，
  <10Ω total resistor
Operating temperature: -20 to +65º C 
Storage temperature: -40 to +85º C
Relative Humidity : <90%
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Item NO.: NBLD-205 loop detector,vehicle detector

Supply voltage AC: 110V/220V American-Standard
NOBLE vehicle loop detector is used for wherever vehicles have to be detected, for example for monitoring and safe.guarding access ways or for counting vehicles. The output signal can be used for controlling door and gate drive mechanisms, operating barriers, controlling traffic light systems or activating card dispensers in parking lots.   Read more......

Item NO.: LD-206 vehicle detector manufacturers, inductive loop vehicle detector

Supply voltage DC: 12V/24V American-Standard

The LD200 NOBLE vehicle loop detector is designed to accommodate numerours applications, can be adjusted intelligently to any environments and virtually liminating false detection.

Four selectable loop frequencies(20~80KHz) can completely eliminate any crosstalk.Read more......