47
pH sensor - Diagnostics
12.3
Plan the calibrations
→
Go to device
pH sensor MS01
function
pH sensor
tab
Maintenance
.
→
Select
Calibration schedule
.
The field
Last
indicates the date of the last 1-point or 2-points calibration procedure that has succeeded.
The field
Next
indicates the date of the next calibration procedure that must be done.
If you want to change the time interval between two calibrations, do the following procedure:
→
Make sure that the login user level is
Installer
. Refer to chpt.
→
Select
Interval in days
.
→
Enter the number of days between two calibration procedures. Bürkert recommends to calibrate the
product every 3 months.
→
Validate with
.
The date that is displayed in the field
Next
is automatically calculated.
When the due calibration date is reached, following happens:
-
The product-status indicator is blue.
-
The message
Calibration date has expired
is displayed in the
Messages overview
. To read the
message, select
in the top of the display. Refer to chpt.
-
The bit 1 of the pH-State byte is set to 1. The updated value of the pH-State byte is sent on the
fieldbus. Refer to chpt.
English
Type MS01
Содержание Type MS01
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