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Linear DXT-72 User Manual

Dxt-72, Wireless photoelectric smoke alarm, Installation instructions

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DXT-72

WIRELESS

PHOTOELECTRIC

SMOKE

ALARM

Installation
Instructions

PRODUCT DESCRIPTION

The DXT-72 is a photoelectric smoke alarm with a built-in
transmitter designed for use with Linear’s DX Format receivers.
When smoke is detected, the alarm sounds a loud local
alarm. Twenty seconds after the local alarm sounds, the built-
in transmitter sends a digitally coded wireless signal to its
companion receiver. The wireless signal will be repeated every
20 seconds as long as smoke is still present.

The digital DX code format features over a million possible
codes. The DX transmitters are precoded at the factory to unique
codes, so no fi eld coding is required. The DXT-72 can send three
different codes: alarm, test and low battery.

For versatility, any transmitter can be programmed into any
receiver channel.
Receivers must be programmed to the
transmitter’s code before system testing and operation. Refer to
the receiver’s instructions for details on programming.

The unit is powered by two 9-volt alkaline or lithium batteries.
These batteries are supplied with the transmitter and can power
the unit for up to two years. If the battery voltage drops below
a preset level the alarm will sound low battery beeps and a
low battery signal will be sent to the receiver every hour (some
receivers can report low battery, others cannot).

NOTE: After replacing batteries, press transmitter test

button to reset “low battery circuit”.

REMOVE MOUNTING PLATE

DXT-72 FEATURES

INSTALL BATTERIES

CHOOSE ALARM LOCATION

INSTALL MOUNTING PLATE

PROGRAM RECEIVER

MOUNT ALARM ON PLATE

(760) 438-7000

USA & Canada (800) 421-1587 & (800) 392-0123

Toll Free FAX (800) 468-1340

www.linearcorp.com

BY

TWIST MOUNTING
PLATE TO
UNLOCK

REMOVE
MOUNTING
PLATE

BATTERY
HOLDING
CUPS

TRANSMITTER
BOARD

TRANSMIT LED

TRANSMITTER
TEST BUTTON

PRESS TRANSMITTER TEST BUTTON
AFTER INSTALLING BATTERIES
TO PRE-SET LOW BATTERY CIRCUIT

CONNECT AND INSTALL
TWO 9-VOLT DURACELL
ALKALINE MN1604 OR
ULTRALIFE LITHIUM U9VL
BATTERIES

PLASTIC
SINGLE-GANG
ELECTRICAL
BOX

SCREW
ANCHORS
FOR WALLBOARD

OR

PRESS TRANSMITTER
TEST BUTTON
TO SEND SIGNAL

REFER TO RECEIVER'S INSTRUCTIONS
TO PREPARE RECEIVER TO ACCEPT THE
TRANSMITTER'S CODE

MATCH UP
ALIGNMENT
TABS

TWIST SMOKE
ALARM CLOCKWISE
TO LOCK TO MOUNTING
PLATE

PRINTERS INSTRUCTIONS

INSTR,INSTL,DXT-72 SMOKE - P/N: 211669 F - INK: BLACK - MATERIAL: 20 LB. MEAD BOND - SIZE: 8.500” X 11.000” - SCALE: 1-1 - SIDE 1 of 2