Endress+Hauser SpectraSensors OXY5500, Operating Instruction

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BA02195C OXY5500 Optical Oxygen Analyzer
Hauser 4
–
41
1. Change the values for Cal0 , T0 , Cal2nd , T2nd and pATM according
to the values shown in the Calibration Certificate. Refer to Figure
4–41.
2. Change the O2-2nd value according to the value shown below the
cal2nd column in Figure 4–34.
3. Click the Save button in the upper right of the screen to store the
changes and complete the manual calibration of the analyzer.
The display will automatically change to the MEASUREMENT window.
If another sensor type has been selected, a message window will
display stating that the sensor type change has reset RATA (refer to
“Relative accuracy test audit (RATA)” on page 4 - 46). Refer to
Figure 4–42.
Performing a two-point calibration
To perform a two-point calibration with the connected oxygen sensor, begin by
selecting the screens below. When completed, continue with the procedure
detailed in “Calibrating the analyzer” on page 4 - 35.
On the Calibration Certificate, “pATM” is shown as “Atmospheric
Pressure” under Calibration Specifications during Cal0 and
Cal2nd. Refer to Figure 4–34 on page 4–32
Confirm that the correct unit for the O2-2nd and pATM values
are selected.
Figure 4–41 Calibration data screen - Changing
the pressure unit