OHAUS a-AB33PH Quick Start Manual

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Temperature Unit Setup

Temperature Setup

pH Buffer Solution Setup

Note: Please check the pH buffer group table below for details of the buffer values.

pH Resolution Setup

Note: pH Resolution value varies for a-AB41PH and a-AB33PH, so please set it based on the actual value on the screen.

Calibration

Touch the Calibration
icon on the screen.
Completed

Measurement

Insert the probe into a sample.

pH Buffer Group

pH Buffer Group Temperature
USA standard 25°C
JJG standard 25°C
Europe standard 25°C
MERCK (Ref.20°C) 20°C
DIN (19266) 25°C

Switch pH/mV/ORP Mode

PH
Press the button when
you finish to continue.
Touch Finish to complete
calibration or touch Next to
perform a 2 nd calibration.
Touch the mode area
on the screen to select
measurement mode.
pH Value
1.68 4.01 7 10.01
1.68 4.01 6.86 9.18
2 4.01 7 9.21
2 4 7 9
1.68 4.008 6.865 9.184
MV
st
Calibrating (1
The calibration result
will be shown when you
finish.
Measuring

Print

Print:
Touch the Printer icon
on the screen to print.
/
12.46

Store/Recall Data

11
Recall measurement data:
12
Touch the Beaker icon on the screen to recall.
12.454 Note: measurement data will be automatically
stored after each operation.
ORP
Touch the value on the screen
to confirm your setting.
point)
Completed