Thermo Fisher Scientific CyberScan PC 300 User Manual
Page 23
Instruction Manual PC 300
19
5.1.2
Manual Temperature Compensation (pH)
IMPORTANT: For manual compensation, you must
disconnect the temperature probe (see section 3.2: Probe
Information).
1.
Switch the meter on. Press the MODE key to select
pH mode.
2. Press
the
CAL/MEAS key to enter pH calibration
mode. The CAL indicator will appear above the
primary display.
3.
While in pH calibration mode, press the MODE key to
enter temperature calibration mode. The primary
display shows the current temperature setting and the
secondary display shows the default value 25
°C.
4. Check the temperature of your sample using an
accurate thermometer.
5. Press
the or
keys to set the temperature to the
measured value from step 4.
6. Press
ENTER to confirm the selected temperature
and to return to the pH measurement mode.
See Figure 13.
The meter will now compensate pH readings for the
manually set temperature.
NOTES:
To exit this program without confirming the manual temperature compensation value, DO NOT
press ENTER in step 6. Press CAL/MEAS instead.
Figure 13 - Manual temperature
compensation