Zero Calibration; Data Entry Calibration - Knick Portavo 908 MULTI Instructions

Calibration
30
Oxy

Zero Calibration

(Zero calibration with oxygen-free medium, e.g., nitrogen 5.0)
1) Place sensor in oxygen-free medium and wait for a stable measured value.
2) Press the Start softkey. Calibration will be performed.
3) Finally, you can Apply these values or Cancel the calibration.

Data Entry Calibration

(Calibration by entering known sensor values)
1) Press the Start softkey.
2) Adjust the known sensor values for zero and slope.
3) Finally, you can Apply these values or Cancel the calibration.
Note: To abort calibration, you can press meas at any time.