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General| Type | Video Intercom |
|---|---|
| Audio | Full Duplex |
| Power Supply | 12Vdc |
| Operating Voltage | 12Vdc |
| Housing Material | Plastic |
Details the power input and output terminals (VIN, VOUT, GND) on the Sentry 1 PCB.
Describes the Button Commons and speech transmission/reception terminals for Door 1.
Details the engaged output and speech terminals for Door 2 on the Sentry 1 PCB.
Outlines terminals for phone speech, calltone, lock trigger, and power supply connections.
Specifies the normally open, common, and normally closed terminals for lock release for Door 1.
Specifies the normally open, common, and normally closed terminals for lock release for Door 2.
Describes the requirement for a diode to suppress back EMF on lock releases.
Provides a critical safety instruction regarding earth wire connection and continuity.
Outlines the steps for testing the system after installation, including call tone and speech.
Troubleshooting steps for when there is no speech from the door panel.
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