Xylem wtw MIQ/IDS, Руководство по эксплуатации

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pH MIQ/IDS
18
ba77277d01 01/2024
4.2.5 Calibrating with
CAL CON 1P
Display indications during 1-point calibration with CAL CON 1P
* Rinse the sensor.
* Immerse the sensor in the first
buffer solution.
* Wait for a stable measured
value.
Follow the instructions on the display. As
soon as the measured value is stable, the
next display indication appears.
* Enter the pH value of the first
buffer solution.
Enter the nominal pH value of the first buffer
solution according to the displayed tempera
-
ture with
<

>
and confirm with
<OK>
.
* Rinse the sensor.
* Immerse the sensor in the
second buffer solution.
* Wait for a stable measured
value.
Follow the instructions on the display. As
soon as the measured value is stable, the
next display indication appears.
* Enter the pH value of the sec
-
ond buffer solution.
Enter the nominal pH value of the second
buffer solution according to the displayed
temperature with
<

>
and confirm
with
<OK>
.
Successfully calibrated.
End of the CAL_CON_2P cali
-
bration.
The values determined for
Slope
and
Asym
-
metry potential
are displayed.
Calibration is finished.
Confirm with
<OK>
.
The display returns to the measured value
display.
Display Explanation
* Have any buffer solution
ready.
For this you can use any one buffer solution
if its pH value at the current temperature is
known. The calibration will be the more
exact the nearer the pH value of the buffer
solution is to that of the test sample.
* Rinse the sensor.
* Immerse the sensor in the buf
-
fer solution.
* Wait for a stable measured
value.
Follow the instructions on the display. As
soon as the measured value is stable, the
next display indication appears.
Display Explanation