Code keypad for access control SIEMENS Building Technologies

K12 is an alarm bypass device with integrated codelock and door-monitoring functions. Every code can control the opening relay and/or the alarm relay. K12 is intended for either monostable alarm bypass or bistable control of an external intruder alarm system. The choice of method is programmable. The K12 allows for timer- or button- controlled alarm activation. The red LED can be lit via external input.

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