7
NC
COM
NO
SEN
GND
BUT
AUX
GND
BELL+
BELL-
ALARM+
ALARM-
Lock Relay Connection
The system supports Normally Opened Lock and Normally Closed Lock. The NO
LOCK (normally unlocked when power-on) is connected with 'NO' and 'COM'
terminals, and the NC LOCK (normally locked when power-on) is connected with 'NC'
and 'COM' terminals. Take NC Lock as an example below:
1)Device not sharing power with the lock2)Device sharing power with the lock
Normally Closed Lock
Normally Closed Lock
GND
DC12V
FR107
Maximum 30V 3A
input.
+12V
DC12V
GND
DC12V
FR107
+12V
NC
COM
NO
SEN
GND
BUT
AUX
GND
BELL+
BELL-
ALARM+
ALARM-