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Ports (IN1, IN2)and relay screw terminal
LED indicators
Shared screw - ground
Blocking input IN2
(short circuit to ground)
input IN1
Relay contact screw
(in stand by open - NO)
Shared relay contacts screw
(COM)
Contact relay screw
(in stand by closed - NC)
PWR - power
REL – relay closed
IN2 – IN2 active (short circuit)
ACT – emergency call activated
CON – connection established
(picked up)
ARM – emergency button press
IN1 – IN1 active (short circuit)
GSM – signal strength, operation,