Traffic signal detector

(1) power supply: AC220V + 15%, 50 + 2Hz, 1.5W;

(2) the signal detection capacity: 4 Lane 220 volts AC traffic signal;

(3) the signal detection output interface: A type -4 signal detection results, TTL level; B type - no;

(4) the digital quantity input interface: can transfer vehicle detector TTL level output,

A type -4 Road (per lane dual coil, carrying 2 lanes or per lane single coil, carrying 4 lanes);

B type -8 Road (per lane dual coil, carrying 4 lanes or per lane single coil, carrying 8 lanes);

(5) the data communication interface: RS-232 standard three wire serial port or RS-485 bus,

Baud rate 38.4kbps /19.2kbps optional,

Data format (1- start, 8- data, 1- N- stop bit, no parity);

(6) showed that the panel provides 1 operation indicator LED (green), 4 lights indicating the state of LED (red);