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replacement probe. This procedure offers offset adjustment of the probe to
ensure more accurate temperature measurement.
Use a thermometer you are certain is accurate to measure the temperature of
your sample.
2.2 Temperature Calibration for ATC mode
Make sure you have selected ‘ATC’ and the required unit of measurement (ºC
or ºF) in Temperature settings. Switch the meter on. Make sure the meter is in
measurement mode.
1. Press CAL (F2) to go to calibration mode.
2. The meter shows ‘Calibration-Rinse Electrode’ screen for few seconds and
then shows the cell constant adjustment screen.
3. Press NEXT (F3) key. (For conductivity mode only. In pH mode, pressing
this key will take you to the Report page)
4. Press TEMP (F1) to go to temperature calibration. The temperature
calibration screen appears.
Figure 14 : Temperature Calibration Screen
1. The screen shows two readings. The upper display shows the temperature
reading of the solution with respect to previous calibration (if any) & lower
displays shows the temperature reading of the solution without any
calibration (default reading). Use & keys to adjust the upper display to
the temperature reading of the thermometer.
2. Press ENTER key to confirm temperature value.
Note: If the meter is password protected, you will be prompted to enter a
password. Refer to page 21- Accessing Calibration mode when
password protection enabled.
Note: The meter allows you to adjust the upper display reading up to ±5
ºC or ±9 ºF. (Calibration window)
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