Rd Party Power Supply - Grandstream Networks GDS371 Series User Manual

Below examples, show how to use wiring on the back cover of the GDS3710 to connect with external devices. The "NO" (Normal Open) model
strike is used as example, "NC" (Normal Closed) should be similar and users need to decide which model (NO or NC) to be used on the door.
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Wiring Sample using 3 Party Power Supply
Wiring Sample using Power Supply for both GDS371x and Electric Strike
Wiring Sample using PoE to power GDS371x and 3
Warning
The following example should be avoided when powering the electric strike.
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3 party Power Supply Wiring Sample
Power Supply used for both GDS3710 and Electric Strike
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Party Power Supply for Electric Strike
Power Supply used for both GDS3710 and Electric Strike