
20131209
GREAT BRITAIN • CUSTOMER SERVICE  tel: 08545 300 9799 
e-mail: customerservice@clasohlson.co.uk  internet: www.clasohlson.com/uk
Sensor for 36-4741
Art.no 36-4744
Please read the entire instruction manual before using the product and save it for future reference.
We reserve the right for any errors in text or images and any necessary changes made to 
technical data. If you have any questions regarding technical problems please contact our 
customer services.
Product description
Temperature sensor for wireless thermometer 36-4741.
Operation
3.  Refit the battery cover.
4.  Depress the main unit’s [ CH ] button until the aerial symbol begins to flash. This will initiate 
the automatic search function. The main unit will scan for all connected sensors and 
display temperature data from these sensors on their respective channel.
5.  Scanning will cease after 3 minutes.
TX button
Depress the [ TX ] button whenever you desire to send the latest information to the main unit.
Care and maintenance
• Remove the batteries if the product is not to be used for a long time.
• Clean the exterior using a lightly moistened cloth. Only use mild detergents,  
never solvents or corrosive chemicals.
Disposal
Disposal of this product should be in accordance with local regulations.  
If you are unsure how to proceed, contact your local authority.
Specifications
Temperature range  Approx. -50 to +70 ºC
Frequency  433.92 MHz
Range  Approx. 25 m
The sensor transmits in 35 second intervals.
1.  Remove the sensor’s battery cover by 
unscrewing its 4 retaining screws.  
Insert 2 × AAA/LR03 batteries,  
following the markings on  
the bottom of the battery holder.
2.  Set the sensor’s selector switch to  
the desired channel number.  
Note: Remember not to use the same 
channel number as any other connected 
sensor is using.