TD452L (CH4 Box Detector)

4-Channel Boxed Traffic Detector

The TD450 series of 4 channel microprocessor based boxed traffic detectors are packaged according to industry standards and are ideal for use in traffic control and toll equipment vehicle detection applications.

The TD250 whilst providing separate vehicle presence outputs may also be configured to operate in various modes such as Direction, Speed and Headway, as well as delay/extend mode.  An output can be provided when pre-set speed or headway threshold has been exceeded and can be use to control third party devices.  The LS version has a serial link for communication to a host device

Applications

• Direction Logic (AB logic)
• Speed Logic (Optional: unidirectional)
• Headway Logic
• Queue detection
• Traffic counting
• Toll equipment

Features of the TD450L in Particular

• Direction Logic
  
• Speed Logic – output based on a preset speed
• Headway Logic – output based on a time less than the preset