CCL ELECTRONICS LTD 8340D1801 Manuel D’Utilisation

1. LED indicator

-  Flashes when the remote unit is 

transmitting.

4.  

[ RESET ] key

-  Press to restart the sensor.

2.  LCD display to show the detected 

temperature or humidity of the sensor.

5.  

[ CHANNEL ] slide switch

-  Assign the transmitter to Channel 

from 1 to 3.

3.  

Wall mounting holder

6.  Battery compartment 

-  Accommodates 2 x AA size batteries.

1. Remove the battery door.

2. Insert 2 x AA size batteries into the battery compartment. Make sure you insert them 

the right way according to the polarity information marked on the battery compartment.

3. Replace the battery door.

The sensor will now start transmitting signals, and LED indicator flashes.

 - Once the channel is assigned to a sensor, you can only change it by removing the 

batteries or resetting the sensor, you also need to press the 

 key on main 

unit to pair this sensor.

 - Avoid placing the transmitter in direct sunlight, rain or snow.

 - To avoid the wireless sensor and main unit pairing failure, please power up the 

sensor/s first, and then press 

 key on the main unit (no need on sensors).

 - The building material and the position of the receiver and transmitter affect the 

effective range. So try various locations to obtain the best result.

 - Place the units away from metal objects and electrical appliances to minimize the 

interference. Position the receiver and transmitter within the effective transmission range: 

30m in usual circumstances.

The LCD of sensor will alternately display temperature and humidity in about every 4 

seconds.

When the batteries in the sensor are low, the 

low battery icon will displayed on its LCD. 

Please replace with new batteries.

•  Do not subject the unit to excessive force or shock.
•  Do not expose the unit to extreme temperatures, direct sunlight, dust or moist enviroment.
•  Do not immerse in water.
•  Avoid contact with any corrosive materials.
•  Do not dispose this unit in a fire as it may explode.
•  Do not open the inner back case or tamper with any components of  this unit.
•  Please dispose of used unit or batteries in an ecologically safe manner.