Aiphone AT-306 Leaflet

83096400 

Set

Additional sub

AT-406 is a Handset Intercom set, allowing two-way calling   communication.

AT-206

2

AT-306

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AT-306

A T - 3 0 6  

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Handset Intercom set (AT-406)

or Sub station (AT-306)

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Mounting bracket

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Packet of screws

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Installation   Operation Manual

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AT-406 Boxed set

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AT-406P Decorative boxed set (N/A in USA)

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AT-306 Add-on sub 

 2 pcs max.)

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SKK-620 in USA or 

 or 4 pcs 

 batteries.

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TAR-3 relay for external signalling device.

Powered by a separate 6V DC power supply.

AT-206
master

AT-306
sub

Battery check
LED

CALL button

Battery
compartment

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2-handset communication system
suited for:

CALL button

R.V. cab-to-camper, Boat deck-to-cabin,
Limo. 

 to back seat, and

Restaurant kitchen to bar, etc.

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Up to 3 subs

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Electronic call tone, not adjustable

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Front loading batteries

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Battery or DC powered

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External signalling device

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AT-406 set is designed for indoor use only. Do not install outdoors.

It must be used in wall-mounted applications only.

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AT-406 can be wired with 2 non-polarized wires. When add-on sub(s)
installed, connect in loop or home run. Keep audio wires 

 20”

away from any AC wiring, fluorescent lights, dimmer switches, etc.

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Any particular station can be signalled by bell or light, while it rings.

Install TAR-3 relay powered by its

or 

own 6V D C power supply (SKK-620

AT-306

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= Loading batteries
Slide down front battery cover. Place four SUM-3 (AA)
batteries into compartment. Observe polarity.

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1 . LED is brightly lit.

 Batteries are powerful enough.

 ii!,

2. Becomes dim during use.

 Batteries are getting weaker.

3. LED is no longer lit.

 Batteries are exhausted. Replace all

four batteries with new ones.

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