4090 Series 2 Head, 2-Channel Detector w/o Confirmation Lights LPR making it easier for an

making it easier for an intersection or Strobeswitch gate access-point to detect an approaching emergency vehicle at higher off-axis angles

or maintenance vehicles

a front-panel indication and an entry in the OSP log indicate the problem

Should a detector fail self-test

Will work with TOMAR's Visible Light Filter

4090 Series 2 Head, 2-Channel Detector w/o Confirmation Lights LPR making it easier for anTOMARs 4090 Series Optical Preemption Detectors sense the optical pulses emitted by properly equipped emergency or transit vehicles. Mounted to observe the approaches of an intersection, 4090 Detectors are used with TOMAR 4000 Series Optical Signal Processors to inform the traffic control system of the presence of designated vehicles. Self Test Detector The 4090 x ST detectors incorporate a self test feature for true closed loop detector and wiring