This section describes how to control an alarm system by a Key Switch. The alarm system state can be indicated on the Key Reader.
In this scenario, you program the Key Switch as a lock, which has its own access rights. For this, you have to connect the power supply and a Key Reader to the Relay card, during the first programming.
The power supply, or use the alarm system power supply, to power the Relay card.
Relay output K1 to the alarm system state change input, according to the alarm system manufacturer's instructions.
Key reader to the Relay card.
The alarm system state information, if wanted, to control the Key Reader's lowermost led, to indicate whether the alarm system is armed or not. In this scenario, you connect the alarm system state information to the Key Reader connectors STAT2 GRN, STAT2 RED and GND.