Features
1 High stability oscillation circuit----- Frequency shifting<2x 10-5 Hz
2 Fast and high precision frequency detection----single-channel 0.33ms, measurement error<2x 10-5Hz
3 Dual sensitivity technology for vehicle detection (patented) ----more reliable detection of high chassis rear
4 Double-loop lightning protection technology---- semiconductor, isolation transformer
5 Excellent reliability design----Multiple signal separation, EMC, EMI, signal integrality, hardware partition design, etc.
6 Diagnosis and analysis function----loop short-circuit, open-circuit, installation quality evaluation
7 Convenient and fast parameter configuration---for parameter settings and board management via software
Specifications
Counting precision: >99%
Speed measurement range and precision: 1-255km >97%
Loop inductance (recommended): 80¦ÌH ~120¦ÌH
Inductance range(nominal): 10¦ÌH ~2200¦ÌH
Loop number: 2
Serial port: RS232C/1200~57600bps/ESD 8/ 15KV
Digital output model: Presence, pass, delay, expand
Relay output: 2 normal open contacts, 2 normal close contacts, electric life 1 million times, maximum current on or off 3A
Signal output delay:<3ms
Sensitivity: 8 levels adjusted, for elaborate adjustment by Software
Presence/delay/expand: 1~65535 s
Lighting protection grade: 2 levels
Power supply voltage: 220VAC
Power consumption: Maximum 5W, typical 1.5W
Operation temperature: -45C~+85C
Operation humidity: 20%-95%Rh, without condensation
Size: 161.5mmX100mm