Logenex ADMDUV4, Installation Manual

Relay 1 & 2

101

102

103

104

Speaker Port Power Plug

[1]
This is the relay port connection. Both relays are Normal Open.
Relay#1 (which is activated by

) is a 6 second contact closure configuration

[2]
This port

[6]
This is the port where the main speaker is connected to for communications to Premise Unit #1, #2, #3 and #4.

[7]
When "FLASHING" this lamp indicates the presence of power to the unit and that the unit is operating properly. When
LED is "OFF" it indicates the absence of power to the unit. When the LED is “ON” (not flashing) this indicates that the
unit is locked up and will need to be reset by unplugging the power for 60 seconds and then powering back up.

[8]
This jack is the connecting point for AC power supply to the unit. The supply is typically 16 VAC at a minimum of 250
mA.

2-Relay Port  (Relay#1 and Relay#2)

Unit #104 Phone Line IN/OUT

Door Station Speaker Port

Power Supply Plug

*5

Relay#2 (which is activated by

) is a 10 second contact closure configuration

is the Phone Line (IN and OUT) for Premise Unit #4.

LINE-IN is the incoming line from the Phone Service Provider. LINE-OUT combines the (Incoming Phone Line Service
“LINE-IN”) with the communications and features of the MDU-4 system and Door Station Speaker.

[3]
This port is the Phone Line (IN and OUT) for Premise Unit #3.
LINE-IN is the incoming line from the Phone Service Provider. LINE-OUT combines the (Incoming Phone Line Service
“LINE-IN”) with the communications and features of the MDU-4 system and Door Station Speaker.

[4]
This port is the Phone Line (IN and OUT) for Premise Unit #2.
LINE-IN is the incoming line from the Phone Service Provider. LINE-OUT combines the (Incoming Phone Line Service
“LINE-IN”) with the communications and features of the MDU-4 system and Door Station Speaker.

[5]
This port is the Phone Line (IN and OUT) for Premise Unit #1.
LINE-IN is the incoming line from the Phone Service Provider. LINE-OUT combines the (Incoming Phone Line Service
“LINE-IN”) with the communications and features of the MDU-4 system and Door Station Speaker.

To complete the installation the installer must supply/install the following:
* RJ31X

CA38A

disconnect and bypass jack.  (This is recommended in the event that the unit needs to be

disconnected. This will provide a bypass capability whereby the telephone line continues to work if the
unit needs to be removed from the telephone line.  Note: If installation is done at a location that has an existing alarm
jack (RJ31X

CA38A) then ensure that the alarm is installed before the TeleDoorBell RJ31X

CA38A jack.

Otherwise, the alarm system may not have disconnect priority.

It is recommended that the system control unit be installed near the point-of-entry of the customer's main telephone

line.  Please ensure that adequate AC

power is available in the general vicinity.

*8

Unit #103 Phone Line IN/OUT

Unit #102 Phone Line IN/OUT

Unit #101 Phone Line IN/OUT

Power Status LED

Installation Instructions

and/or

(supplied)

and/or

and/or

TeleDoorBell

/ DC

IMPORTANT NOTICE:
For added protection we strongly recommend you use surge protectors on both your power supply and on the C/O line (phone
line) to protect against lightning and other energy surges. This precaution may be extremely important in rural areas.

1

2

6

5

4

3

7

8

Installation Instructions

Connections

Page 4

CMDUV4