* Input voltage: standard 220 VAC,50 Hz
* Output voltage: standard 12 VDC,5 A/3 A are chooseable
* Establish the output of NC/ NO, can control various type of electric lock
* Establish postpone control circuit, can op...
* Power supply: unique charge pump drives the technique, did not need to circumscribe the power supply, did not need the initialization.
* communication distance:1200 m
* transmission medium: twisted-pair or shield line.
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Parking system
