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Instrument Maintenance
Model 200E Instruction Manual
•
Adjust the scrubber cartridge such that it does not protrude above or below the
analyzer in case the instrument is mounted in a rack. If necessary, squeeze the clips
for a tighter grip on the cartridge.
Figure 9-4: Zero Air Scrubber Assembly
9.3.8. Changing the NO
2
converter
The NO
2
converter is located in the center of the instrument, see Figure 3-2 for location,
and Figure 9-5 for the assembly. The converter is designed for replacement of the cartridge
only, the heater with built-in thermocouple can be reused.
•
Turn off the analyzer power, remove the cover and allow the converter to cool.
•
Remove the top lid of the converter as well as the top layers of the insulation until
the converter cartridge can be seen.
CAUTION
The converter operates at 315º C. Severe burns can result if the
assembly is not allowed to cool. Do not handle the assembly until it is at
room temperature. This may take several hours.
150
044100102 Rev A
Summary of Contents for 200E
Page 15: ...M200E Documentation Model 200E Instruction Manual USER NOTES xiv 044100102 Rev A ...
Page 19: ...M200E Documentation Model 200E Instruction Manual USER NOTES 4 044100102 Rev A ...
Page 141: ...Calibration Procedures Model 200E Instruction Manual USER NOTES 126 044100102 Rev A ...
Page 203: ...Theory of Operation Model 200E Instruction Manual USER NOTES 188 044100102 Rev A ...
Page 239: ...Troubleshooting Repair Model 200E Instruction Manual USER NOTES 224 044100102 Rev A ...
Page 265: ...APPENDIX A Model 200E Instruction Manual USER NOTES 250 044100110 Rev A ...
Page 271: ...APPENDIX B Model 200E Instruction Manual USER NOTES 256 044100120 Rev A ...
Page 275: ...APPENDIX D Model 200E Instruction Manual 260 044100141 Rev A USER NOTES ...