Description
Features：
(1) Detect the left turn, straight, right turn and pedestrian output signals in 4 directions of the signal.
(2) All input interfaces adopt advanced photoelectric isolation technology, and the product has high safety and stability
(3) 9 fault detection functions
(4) Mains power outage
(5) Air circuit breaker tripl
(6)No signal output
(7)Signal light group has no output
Performance:
（1）Working voltage: 220(±20%)VAC, 50±2HZ
（2）Working temperature:-20℃—+60℃
（3） Environment relative humidity:20%-90% no condensation
（4）Ambient atmospheric pressure: 86-106 kpa
