Connection Examples - Grandstream Networks GSC3570 User Manual

Notes:
The Alarm_In and Alarm_Out circuit for the GSC3570 should meet the following requirement:
Alarm Input
Alarm Output
The Alarm_In circuit, if there is any voltage change between 9V and 15V, as specified in the table above, the GSC3570
Alarm_In port will detect it and trigger the action and event.
Higher voltage and wrong polarity connection are prohibited because this will damage the devices.

Connection Examples

GSC3570 Connection & Wiring Diagrams – "Fail Secure" Electric Strike, POE Power Supply
GSC3570 Connection & Wiring Diagrams – "Fail Safe" Electric lock, 3
GSC3570 Connection & Wiring Diagrams – "Fail Safe" Electric lock, Power Supply and Wi-Fi
9V<Vin<15V, PINs (1.02KΩ)
125VAC/0.5A, 30VDC/2A, Normal Open, PINs
Figure 8: Fail Secure" Electric Strike, POE Power Supply
Figure 9: Fail Safe" Electric lock, 3 Party Power Supply
rd
Party Power Supply
rd