4-4

Expanded System

1.Common trunk line: maximum of 2 trunk lines

2.Sub trunk line: maximum of 4 trunk lines

Maximum of 125 units (maximum of 48 units for standard system)

The wiring of the sub trunk line is the same as the standard system. For details, see 4-1 to 4-3.

[1] Entrance Station

Basic System #1 - #5

Expanded System (#1 - #8) x 2

When installing multiple entrance stations, make sure to set the GH-DA/A ID numbers (SW2).

[2]Security guard station GH-MK

• Standard System #1, #2

• Expanded System (#1, #2) x 2

When installing plural security guard stations, make sure to set the ID numbers (SW1).

[3]Expanded video Bus control unit GH-VBX

Connector cable length: 40 cm (15-3/4")

[4]Expanded Bus control unit GH-BCX/A

For connecting the lift control adaptor GHW-LC, refer to the GHW-LC Installation & Operation Manual.

[5]Bus control unit GH-BC

[6]Distribution terminal (junction): not included

[7]Power supply PS-2410LC, PS-2410LD, PS-2410DIN

NP: Non-polarized

NOTE: For communication between Entrance station and Residential station, one each communication path is available to "COMMON1 - SUB1" and "COMMON2 - SUB2". In case of crossover communication such as "COMMON1 - SUB2" or "COMMON2 - SUB1", it occupies entire communication path in the system.

4-5

[1]

 

[2]

 

 

 

GH-RY

[5]

[3]

[4]

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B

 

 

 

 

 

 

AC

[6]

[7]

External Signaling Relay Connection

[1]Input wire (blue)

[2]Input wire (white)

[3]Output wire (orange)

[4]Output wire (orange)

[5]Timer (not included)

[6]Buzzer

[7]Entrance light

GH-RY contact specifications: AC/DC 24 V, 0.5 A ([3], [4])

When connecting GH-RY to GH-1AD, GH-1KD, GH-1MD or GH-MK, the separate option connector is required.

Please consult your AIPHONE Distributor.

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Aiphone 0207 AIC operation manual Expanded System, External Signaling Relay Connection