Owon CMD344 User manual

CO Detector
Quick Start Guide

WARNING: Failure to follow these safety notices
could result in fire, electric shock, other injuries, or
damage to the CO Detector and other property. Read
all the safety notices below before using the CO
Detector.
Safety Handling
• Avoid high humidity or extreme temperatures.
• Avoid long exposure to direct sunlight or strong
ultraviolet light.
• Do not drop or expose the unit to intense vibration.
• Do not disassemble or try to repair the unit yourself.
• Do not expose the unit or its accessories to
flammable liquids, gases or other explosives.

Technical Specifications
Wireless Connectivity
ZigBee • 2.4GHz IEEE 802.15.4
ZigBee Profile • ZigBee HA1.2
RF Characteristics
• Operating frequency: 2.4GHz
• Range outdoor/indoor: 100m /
30m
Physical Specifications
Battery
• Voltage: DC3V
• Type: CR123A Lithium Battery
• Standby/Alarm current: ≤20uA/
≤60mA
Voltage low alarm • 2.6V
Warm up time • 3 min

Trigger type • CO
Alarm Sound • 85dB/3m
Alarm Sensitivity
• 30ppm 120mins alarm
• 50ppm 60-90mins alarm
• 100ppm 10-40mins alarm
• 300ppm 3mins alarm
Operating
environment
• Temperature:
-10℃~+50℃
• Humidity: ≤ 95% non-
condensing
Dimensions • 60x60x50 mm
Weight • 63g

The CO Detector uses an extra low power consumption
ZigBee wireless module that is specially used for
detecting carbon monoxide. The sensor adopts high
performance electrochemical sensor that has a high
stability, and little sensitivity drift. There is also an
alarm siren and flashing LED.
Welcome
1

This guide will provide you with an overview of the
product and help you get through the initial setup to
installation.

Get to know your device
2
Reset button LED indicator
• Reset button.
Join the ZigBee gateway: Press and hold the reset
button for two seconds until the LED indicator rapidly
flashes yellow to join the gateway.
Reset: Press and hold the reset button for five seconds
until the LED indicator flashes yellow five times to
reset to default factory setting.

Status Light Alarm sound
Green LED flashes
every 1 minutes Normal No
LED flashes
alternatively Alarm Rapid beeps
Yellow LED
flashes/solid
Low/super low
power No
LED indicator
The LED status gives the following information:
Test: Press the LED indicator to enter test mode. The
LED indicator will flash alternatively and the alarm
sound will beep four times at the same time.

3Configure Network
3.1 To get started, you will need:
• A Zigbee Gateway
• A mobile phone with a mobile APP installed
3.2 Adding to the gateway’s network
1. Set your gateway to permit joining.
2. Pull out the battery pull tab to power on the CO
Detector.
Battery pull tab

3. Use a pin to press the reset button in the CO
Detector for two seconds until the LED rapidly flashes
in yellow, and it will join the gateway’s network. The
LED light will become steady when it has successfully
joined.
4. Now you can see the CO Detector under "Security" in
the mobile App.

3.3 Mounting instructions
• To increase safety factors in single-floor house, it is
suggest to install at least one sensor in each bedroom.
Please install the sensor at least 6m away from
chimney or gas fixture.
• To increase safety factors in multi-floor house, it is
suggest to install at least one sensor in each bedroom
and install at least one sensor in basement. Please
install the sensor at least 6m away from chimney or
gas fixture.

Mounting steps:
1. Make sure that the surface is clean to ensure good
bonding.
2. Peel off the liner of the double-sided tape on the
bracket and place the bracket to where you want to
place it.
3. Screw the CO detector into the bracket.
Bracket

Mounting example