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LDC-S/A DOOR COM SET

Door Chime & Answering, All Call Communication System

LDC-1C/A

ACC-3/A

- INSTRUCTIONS -

The Door Com system (LDC) is a simple open voice door answering and internal All Call intercom system. A 2-stroke chime is heard when the door station button is pressed, and can be answered from any inside station by pressing the door "Talk" button. An internal "All Call" announcement can be made from any inside station by holding down the "All Call" button. The chime tone can be turned off or adjusted to three volume levels. The All Call can be muted at any station. Door release can also be included.

Up to 6 inside stations can be included in one system.

IMPORTANT:

WIRING DIAGRAM:ACC-3/ALDC-1C/A stations are not compatible with previous LDC-1C stations.

PT-1210N

AC 12V

 

 

 

IN

 

 

 

 

 

 

~

 

LDC-1C/A LDC-1C/A

LDC-1C/A

 

LE-D

 

~

 

 

 

DC 12V OUT

+

+

+

 

E

 

+

 

Leave

 

E/-

 

-

-

-

jumper

-

 

 

 

E

E

E

intact.

 

 

 

 

1

 

DA

 

DA

DA

DA

 

 

 

C

 

C

C

C

 

 

 

 

 

R

R

R

 

 

 

P2

 

P2

P2

P2

 

 

 

 

 

L

L

L

 

 

 

 

 

 

If 8 conductors are available, run

 

Door

Yel

RY-PA

Blk

 

"L" wire separately. If using 7

 

 

conductors, jumper L to P2 for

 

Strike

 

 

 

 

 

 

Door Release.

 

 

 

 

 

 

 

 

Wire additional inside stations the same as shown here.

LDC-S:

DOOR COM SET, includes 3 LDC-1C/A Inside Stations, 1 LE-D Door Station,

 

 

1 ACC-3/A Adaptor, and 1 PT-1210N Transformer.

 

 

Individual Components for Door Com System:

 

 

 

LDC-1C/A: Inside station for door answering, All Call, and door release. Includes chime volume

 

 

control, voice volume control, and All Call mute button.

 

LE-D:

Surface mount door station, weather resistant. Flush mount LE-DA with stainless steel cover

 

 

may be used in place of LE-D. Brass and Antique brass covers are available for the LE-DA.

 

ACC-3/A:

All Call Chime Adaptor, with 3W of output and capable of controlling up to 6 inside stations.

 

PT-1210N:

12V AC Transformer, 830mA, plug-in style

 

 

 

RY-PA:

12V DC Relay, 1A, "Normally Open" contacts, required for door release

 

EL-9S:

Electric Door Strike, 12V AC, 300mA

 

 

 

MOUNTING:

LDC-1C TERMINAL DEFINITIONS:

 

LE-D:

Surface mount to 1-gang box or ring.

+

Positive 12V DC

 

 

 

-

Negative

 

 

 

E

Common Communication

 

LDC-1C/A: Flush mount with BBX-1E rough-in box,

DA

Door Answering and Communication

 

 

or cut hole in wall 6-1/8" H x 3-3/4" W.

C

Chime and All Call Receive

 

 

 

R

Occupied Circuit

 

ACC-3/A:

Surface mount to 1-gang box or ring.

P2

All Call Transmit

 

 

Locate near transformer (out of sight).

L

Door release Activation (jumper to P2)

Pg. 1

 

 

 

 

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Aiphone ACC-3/A manual Instructions, Up to 6 inside stations can be included in one system, Ldc-S