Ph Operation (A-Ab33M1, A-Ab33Ph And A-Ab41Ph); Ph Setup; Set Temperature Unit And Temperature; Select A Predefined Buffer Group - OHAUS a-AB33M1 Mode D'emploi

Analyzer and Bench Meter
3. PH Operation (a-AB33M1, a-AB33PH and a-
AB41PH)
This chapter is for a-AB33M1, a-AB33PH and a-AB41PH models which support pH
measurement.
3.1

PH setup

3.1.1

Set temperature unit and temperature

Please note:
If a temperature electrode is used, Automatic Temperature Compensation (ATC) and
the sample temperature are displayed on the screen. You may then choose to skip
Manual Temperature Compensation (MTC) setup (below).
If the meter does not detect a temperature electrode or one is not used, the meter
automatically switches to MTC mode and MTC appears on the screen.
Temperature and temperature unit can be set as follows:
1. Touch the Menu icon
2. Touch Setup.
3. Press the
are using an a-AB33PH or a-AB41PH model.
4. Touch Temperature.
5. Touch Temp.unit and then touch ° C or ° F to select temperature unit.
6. Repeat the previous steps and then touch Enter temp.value to enter temperature.
7. Press the
8. Touch the value on the screen to confirm your setting.
Note:
1. The default MTC temperature value is 25°C (77°F).
2. The calculation formula from ° F to ° C is: °C = 5/9 (°F - 32).
3.1.2

Select a predefined buffer group

To select a buffer group:
1. Touch the Menu icon
2. Touch Setup.
3. Touch pH.
4. Touch Buffer group.
5. Touch the name of the buffer group you want to confirm your setting. For details of
the buffer group information, please check the following table:
to enter menu option.
button if you are using an a-AB33M1 model. Skip this step if you
or button to adjust temperature value.
to enter menu option.
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