8 wiring for multiple units – telephone mode – DoorKing 1812 Plus User Manual

Page 17

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1.8

Wiring for Multiple Units – Telephone Mode

DOORKING

1875-010

GND

ENTRY

BY-PASS

1

2

3

4

5

6

7

8

C.O.

PH IN

PH OUT

HOME

DOORKING, INC., INGLEWOOD, CA 90301

Date:

Dwg. No.

Rev.

Title:

6/09

B

M1812P-002

1812 Plus – multiple systems.
Basic wire connections.

2

1

7

3

16.5 VAC

20 VA

Mag Lock

Power

Mag Lock

Power

16.5 VAC

20 VA

7

7

6

4

6

5

2

See drawing M1812P-001 for note references.

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 be programmed for MULTIPLE SYSTEMS, each must have a unique ATTENTION
NUMBER and each must have a unique MASTER CODE.

The 1812 that is connected directly to the house phones must have its “Number of Rings” programming
(see 2.2.8) set for 1 less than the other 1812 units in the system.

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

Mic
Vol

Master

Code

1 2 3 4 5 6 7 8 9 1011

Speaker

Vol

Keypad

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

Mic
Vol

Master

Code

1 2 3 4 5 6 7 8 9 1011

Speaker

Vol

Keypad

Ri

n

g

Ti

p

Ri

n

g

Ti

p

Gnd

Gnd

By-Pass

Switch

A

7

3

B

C

Blue/

W

hi

te (

-)

W

h

it

e/

B

lue

(+

)

House Phones

Phone

Jack

Phone

Jack

Phone

Jack

From Phone

Company

Blue/White

Orange/White

White/Orange

White/Blue

Blue/White

White/Blue

Vehicular Gate

Operator

Pedestrian

Gate / Door

Vehicular Gate

Operator

Pedestrian

Gate / Door

2

nd

1812

1st 1812

W

h

it

e/

B

lue

(+

)

Blue/

W

hi

te (

-)


1812-161-E-1-10

Page

17

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