Ph Probe Calibration - Astralpool MULTI-PARAMETRIC INSTRUMENT Manuel D'installation

3.3 CALIBRATING THE OPERATING PARAMETERS
Note: Any unavailable chemical measurements will not be displayed.
Calibration can be carried out using the menus shown on the display. Hold down the CAL key for 3 seconds to
access the Calibration menu.
-------------------Calibration----------------------
pH
ORP
CL
Use the Up and Down keys to select the probe to be calibrated and press ENTER.
3.3.1

PH PROBE CALIBRATION

Connect the pH probe to the instrument as indicated in the electrical connections.
Select the pH probe from the Calibration menu.
Select whether to perform the calibration in Automatic (AUTO) or Manual (MAN) mode.
AUTO
pH CAL.
pH CAL.
7.00pH 25.0°C
pH CAL.
7.00pH 25.0°C
Wait 60"
pH CAL.
4.00pH 25.0°C
Wait 60"
At the end of each calibration point, the instrument will display the quality of the electrode as a percentage.
-------------------Calibration----------------------
ORP
CL
↓
Temp
Type: Auto
Type: Auto
Type: Auto
Type: Auto
0000137242 Rev.3.1
In Automatic (AUTO) mode:
•
Immerse the probe in the 7 pH solution and
press Enter
•
Wait 60 seconds. When finished, the
instrument will display the probe's quality as
a percentage value.
•
Immerse the probe in the 4 pH or 9.22 pH
solution and press Enter
•
Wait 60 seconds. When finished, the
instrument will display the probe's quality as
a percentage value.
•
Once the operation has concluded, a
message will appear indicating that the
calibration has been carried out successfully.
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