• RD-220

  • 1、channel shadowing,
    2、close the door automatically locked,
    3、namely can and building intercom system and entrance guard system, also can be used independently.
Technical Parameters
Model RD-220
Working Voltage 12VDC
Operating Voltage 6-18VDC/AC
quiescent current 13mA
Operating current ≤1A
Operating Temperature  -25~55℃
Operating  Humidity 10%~90%RH
Time delay 1-20S
Locked mode
Unlocked mode
service life
Warning Time
Lock tongue length
tamper alarm
The opening Angle
applicability Work with building talkback system
The door is not secured alarm functions
The lock tongue detection
size 130*106*45mm