Instruction Manual
R3-122818       Page 2 of 4 
Package Contents 
  Display unit 
  Temperature sensor in a glycol-filled bottle 
   Instruction manual 
  Calibration certificate 
  Lithium battery 
*Remove the protective film that is applied to the LCD screen prior to using this product.  
Parts and Controls/Features 
Press the MODE/RESET button ONCE to reset Min/Max temperature record. 
To display on the main screen: 
Press ONCE to display high alarm temperature setting. 
Press TWICE to display low alarm temperature setting. 
Press THREE TIMES to display current temperature 
 reading. 
Press  to  change  the  temperature  display  scale  from  Fahrenheit  
(
o
F) to Celsius (
o
C) or Celsius to Fahrenheit 
*Press any key to turn off the alarm beeping sound. 
Set Up 
Battery Installation:  Remove battery compartment cover located on the rear of the unit and remove  
insulation  strip  from  battery  compartment.  Following  the  polarity  (+/-)  diagram  in  the  battery 
compartment, install the battery. Replace the battery cover. The unit will beep and all segments of 
the LCD will be activated. 
 Main display screen 




