Analyzer and Bench Meter
EN-11
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
to enter menu option.
2. Touch
Setup
.
3. Press the
button if you are using an a-AB33M1 model. Skip this step if you
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
or
button to adjust temperature value.
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
to enter menu option.
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:
Содержание a-AB33EC
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