DoorKing 1812 Owner's Manual download pdf (Page 19)

1.10 Wiring for Multiple Units – Intercom Mode

DOORKING, INC., INGLEWOOD, CA 90301

Date: Dwg. No. Rev.

Title:

2/09

M1812P-004

1812 Plus – multiple systems.

Basic wire connections intercom mode.

3 2

Connect the PHONE OUT terminals directly to home

telephone or an un-used C.O. port on a PBX or KSU

system.

Connect the PHONE IN terminals to the next 1812 PHONE

OUT terminals.

Be sure that the 1812 is programmed in the telephone

mode, unless it is the last 1812 in the system. Refer to B

below.

Mag Lock

Power

Mag Lock

Power

16.5 VAC

20 VA

16.5 VAC

20 VA

3 2

Up to five (5) 1812 units may be wired in series using this

method: PHONE OUT to PHONE IN; PHONE OUT to

PHONE IN, etc.

Each 1812 must have a unique ATTENTION NUMBER and

each must have a unique MASTER CODE.

The 1812 that is the furthest away from the phone or PBX /

KSU system must be programmed for INTERCOM MODE.

All other 1812 units in series are then programmed for

TELEPHONE MODE.

Mic

Vol

Master

Code

1234567891011

Speaker

Vol

Keypad

Mic

Vol

Master

Code

1234567891011

Speaker

Vol

Keypad

Telephone

Mode

Telephone

Mode

Intercom

Mode

Magnetic locks or electric strikes must be powered from a separate UL Listed power

transformer. Do not power strikes or magnetic locks from the 1812 power transformer.

Use minimum 18 AWG wire for runs up to 100 feet; 16 AWG wire for runs up to 200 feet. It

is recommended to keep power wire runs as short as possible. Check the power wire chart

for wire size / distance.

Be sure to properly ground all devices. Minimum 12 AWG wire.

Use supplied 16.5 VAC, 20 VA power transformer or UL Listed equivalent. DO NOT

Power this device with a 24 Volt transformer or source voltage.

This device is powered by a 16.5 VAC

transformer. DO NOT power this device with a

24 VAC transformer or power source.

Phone

Jack

Use only twisted pair telephone wire that is rated for direct underground burial. DO NOT

use wire that is intended for indoor applications. Recommend Cat5e Gel Filled

(flooded) UV Resistant Direct Burial Cable. DO NOT run telephone wires and high

voltage wires in the same conduit. Check the phone wire chart for wire size / distance.

Vehicular Gate

Operator

Pedestrian

Gate / Door

1812

1st 1812

Vehicular Gate

Operator

Pedestrian

Gate / Door

1812-161-E-1-10 Page 19

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DoorKing 1812 Owner's Manual Page 19

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