OXY5500 Gas Analyzer Operating Instructions
Endress+Hauser 39
5.12.5 To manually change the sensor constants values
1. Select the desired field and click OK.
2. Click Next in the upper right corner of the screen, then click OK.
The display will change to the CALIBRATION DATA screen. Refer to Figure 46. If a calibration was performed with a
previously connected sensor, the data from that calibration is shown.
Figure 46. Calibration data screen
On the Calibration Certificate → , “T0” is shown under the Calibration Data section, Temperature column as
Cal0 and Cal2nd.
On the Calibration Certificate, “pATM” is shown as “Atmospheric Pressure” under the Calibration Specifications
section during Cal0 and Cal2nd.
5.12.6 Calibration
Calibration pressure and temperature are set from the CALIBRATION SETTINGS and CALIBRATION TEMPERATURE
screens, as shown below.
5.12.7 Setting calibration pressure
Refer to Figure 47 for a view of the CALIBRATION SETTINGS screen. The following instructions provide setting
information.
Figure 47. Calibration settings screen
Pressure:
• Select Auto to measure the atmospheric pressure via the 4-20mA input.
• Select Manual if there is no pressure sensor connected to the analyzer. Type in the current atmospheric pressure
value and the respective unit (hPa, mbar, PSI, atm, or torr).
• Click OK to save your changes.
Click Next at the top right of the screen followed by OK.