Aiphone GH series operation manual Standard System 2 Homerun Wiring, NPNon-polarized

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4-3

Standard System (2) Homerun Wiring

[1] 4-way video junction unit GH-4Z

•For the terminating GH-4Z (maximum of 6 units per trunk), set the setting switch to "A".

[2] Residential station GH-1KD, GH-1AD, GH-1MD

•For GH-1KD and GH-1AD, set the setting switch to "A". [3] Short lead

•To use the emergency alarm switch (see 11-7 for details), disconnect the short lead and connect the switch.

[4]External relay GH-RY For details, see 4-5.

[5]Doorbell button

Do not mix homerun wiring with station-to-station wiring on the same trunk line.

NP:Non-polarized

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Contents GH Series Precautions Names Entrance Station Standard system Wiring System Configurations Standard System Configuration Diagram #1 b Wiring Distance Expanded System Configuration DiagramUnit Entrance Station UnitUnit Bus Control Unit and Others Combination Example for Entrance StationSecurity Guard Station Residential StationMounting the Entrance Station MountingGH-DA Bus Control Unit and Power Supply Adapter GH-1AD GH-1KD Optional HandsetSecurity Guard Station Mounted on Wall VR1 WiringStandard System Standard System 2 Station-to-Station WiringGH-1MD NPNon-polarized Standard System 2 Homerun WiringGH-VBX External Relay Connection Expanded SystemGH-10K Names Entrance Station Names Residential StationEntrance Station Residential station GH-1AD, GH-1KDResidential station GH-1MD Names Security Guard StationEntering Names and Addresses Adjusting the Camera AngleMaking Adjustments with the Mounting Gauge Setting up the System Programming GH-NS Default setting of ∗1111Menu Program Mode GH-NS Select Menu & Quit Setting UP Security Guard StationProgramming GH-MK Menu Program Mode GH-MK 10-1 Operations Entrance StationCalling a Residential Station 10-3 10-2Calling the Security Guard Station Door Release11-1 11-2 Responding to a CallCall from the Doorbell Button Individual Entrance Door 11-3 11-4Turning on the Entrance Light 11-5 11-6Automatic Entry Doctor Call Option Emergency Alarm 11-7 11-8Entrance Monitoring 12-2 12-1Responding to a Call from an Entrance Station Responding to a Call from a Residential StationCalling a Entrance Station 12-3 12-412-6 12-5Calling Another Security Guard Station Emergency Call12-7 12-812-9 Technical Precautions Specifications Technical precautionsSpecifications Warranty