Oxygen Value - Ofs udox Operating Instructions Manual

5. Measurement process: buffer 1 will be
measured. (duration: 60 seconds). Confirm
result with [OK] or select the desired buffer
value with [▲] or [▼].
7. After cleaning with distilled water, dip the
pH sensor in buffer 2.
Note: 20 ml in sensor vial.
Confirm with [OK].
9. Display the calibration result for buffer 1 and buffer 2.
Confirm result with [OK].
10. Calibration data was saved successfully. Go back to menu selection with [OK].

11.3. Oxygen value

The calibration can be aborted at any time using
the [◄] key.
1. Open the menu selection using [MENU].
2. Confirm calibration with [OK].
3. Use [▲] or [▼] to change to "oxygen value" of the se-
lected sensor and confirm with [OK].
4. Dip the oxygen sensor in the air-saturated drinking water solution. I.e: pour the solution into
the sensor vial, insert the sensor, turn to fasten and shake well. Start the measurement process
with [OK].
5. Measurement process: The sample is measured (duration: 60 seconds).
6. Clean the pH sensor with distilled water
Calibration of the
pH sensor 1430817000
_________________________________________
Measurement process: buffer 2
Measurement completed
buffer 2
--- [ 9.18 ] ---
confirm buffer
with [OK]
change buffer
with [▲]
8. Measurement process: buffer 2 will be
measured (duration: 60 seconds).
Confirm result with [OK] or select the de-
sired buffer value with [▲] or [▼].
Main menu
calibration
oxygen value
13