NANO GEN2 i4.0, Руководство по техническому обслуживанию

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19
nitrogen gas generator
GEN
2
i4.0
12. service ‘D’ instructions - percentage/ppm oxygen zirconia sensor
(D-GCR-%) SEN ZTX %
(D-GCR-PPM) SEN-ZTX ppm
Recommended tools;
• 3mm Allen Key
It is recommended that the analyser is not left open to atmospheric oxygen for prolonged time periods, It is advised to complete the service in a
timely manner.
1. Carry out all steps of the ‘Shut Down Procedure Before
Maintenance’ (page 5)
2. Undo electrical connection
3. Unscrew Sensor Cell
4. Discard the expired sensor cell - On PPM sensors, take note of the
‘Offset’ located on the side of the new sensor cell.
5. Hand tighten the new sensor cell.
6. Reconnect electronic connection
7. For PPM sensors, reconnect the mains power, and follow calibration
instructions from the manufactures supplied manual.
8. Carry out all the start up procedure steps on page 6
The configuration and orientation may vary per model
Atmospheric Oxygen degrades the sensor