The Algo 3006 Trunk Port Doorphone connects to a dedicated telephone system trunk port or single line telephone for intercom communication through the telephone. The doorphone is provided in kit form which consists of the 3005 Control Unit, the 3004 Door Station, and the 3242 Power Supply. All options and controls are factory set to allow for a quick installation of simple wire connections.
Pressing the call button of the door station initiates ringing into the telephone system. The ring cadence and number of ring cycles are selectable with this doorphone. A high quality speakerphone circuit provides excellent voice quality and hands-free communication. Door release through the telephone can be achieved with the optional 3106 Door Control Module ("latch driver") which provides relay contacts that operate from DTMF command.
Included in the 3006:
| Description | Product Code |
| Control Unit | 3005 |
| Door Station | 3004 |
| Power Supply | 3242 |
| Description | Product Code |
| Door Control Module | 3106 |
| Surface Mount Box | 3100 |
| Prison Door Station | 3104 |
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