Xylem handylab pH 12 User Manual
Page 18
Operation
handylab pH 12
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01/2011
AutoRead
(drift control)
The AutoRead function (drift control) checks the stability of the measurement
signal. The stability has a considerable impact on the reproducibility of the
measured values.
For identical measurement conditions, the following criteria apply:
Note
The current AutoRead measurement can be terminated at any time (accept-
ing the current value) by pressing <RUN/ENTER>.
Reproducibility
Response time
Better than 0.02
> 30 seconds
1
Call up the pH measuring mode with <M> and <
▲> <▼> .
2
Activate the AutoRead function with <AR>.
The current measured value is frozen (hold function).
3
Start AutoRead with <RUN/ENTER>.
AR flashes until a stable measured value is reached.
This measured value is transmitted to the interface.
4
If necessary, start the next AutoRead measurement with
<RUN/ENTER>.
5
To terminate the AutoRead function: Press the <AR> key.