CEM DT-133 User manual

Waterproof Digital Thermometer

INSTRUCTIONS
To use the thermometer, remove the protective sheath, press the ON/OFF button and
insert at least “1/2” of the stem into the testing area. The current temperature will be
displayed. To save battery life, the thermometer will automatically turn off after
approximately 20 minutes.
Changing °C to °F
The temperature unit can be changed from Changing °C to °F by pressing the °C / °F
button
To Hold Current temperature
From “Normal” mode, press the mode button once. “Hold ”will appear on the display.
To return to normal mode, press the button three times.
To Recall Highest/Lowest Temperatures
To recall the highest temperature: From “Normal” mode, press mode button twice.
“MAX” will appear on the display. Press once more to recall the lowest temperature.
“MIN” will appear on the display. Press once more to return to “Normal” mode.
Specifications:
Temperature Range ……………………………………... -40°Cto +250°C (-40°to +482°F)
Resolution …………………………………………………………………………………. 0.1°
Accuracy……………………………………………………………………… 2%+2° full scale
Sampling Time …………………………………………………………………… 2.0 seconds
Battery ………………………………………………………………………………LR44(1.5V)
NOTE:
When turning the thermometer on ,the LCD will display “- 0.0°C” or
“32.0 °F” for 2 seconds. Then it will display the current temperature.
If errors occur, replace the battery (1.5V).