
15
VIII. BATTERY REPLACEMENT
When the battery power is not sufficient to provide accurate
measurements, the
symbol will appear on the LCD.
Replace the exhausted batteries with qty. 6 x 1.5V AAA size cells.
1. Turn the instrument off and then disconnect the
temperature/humidity probe and any K-type thermocouple.
Remove the battery cover.
2. Remove batteries from the holder and replace with qty. 6
new 1.5V size AAA alkaline batteries.
3. Refit the battery cover and check the instrument operates
corrrectly.
IX. RECALIBRATION PROCEDURE
The thermometer should be calibrated once a year to ensure
its continued accuracy. Contact RS Components for further
details of calibration service. The address is given at the end
of these instructions.