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Table of Contents Teledyne API – Model T400 Photometric Ozone Analyzer
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9.3. Manual Calibration Check and Calibration with Valve Options Installed ................................................... 190
9.3.1. Setup for Calibration Checks and Calibration with Valve Options Installed. ...................................... 190
9.3.2. Manual Calibration Checks with Valve Options Installed ................................................................... 192
9.3.3. Manual Calibration Using Valve Options ............................................................................................ 193
9.3.3.1. Setting the Expected O
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Span Gas Concentration with the Z/S Option Installed ....................... 193
9.3.3.2. Zero/Span Point Calibration Procedure the Z/S Option Installed................................................ 194
9.3.3.3. Use of Zero/Span Valve with Remote Contact Closure .............................................................. 195
9.4. Automatic Zero/Span Cal/Check (AutoCal) ............................................................................................... 195
9.4.1. SETUP ACAL: Programming and AUTO CAL ............................................................................... 197
9.5. O
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Photometer Electronic Calibration ....................................................................................................... 199
9.5.1. Photometer Dark Calibration .............................................................................................................. 199
9.5.2. O
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Photometer Gas Flow Calibration.................................................................................................. 201
9.6. Calibrating the IZS Option O
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Generator ................................................................................................... 202
10. EPA PROTOCOL CALIBRATION ................................................................................. 205
10.1.1. T400 Calibration – General Guidelines............................................................................................. 205
10.1.2. Calibration Equipment, Supplies, and Expendables......................................................................... 206
10.1.3. Calibration Gas and Zero Air Sources.............................................................................................. 207
10.1.4. Recommended Standards for Establishing Traceability................................................................... 207
10.1.5. Calibration Frequency....................................................................................................................... 208
10.1.6. Data Recording Device..................................................................................................................... 209
10.1.7. Record Keeping ................................................................................................................................ 209
10.2. Level 1 Calibrations versus Level 2 Checks ............................................................................................ 210
10.3. Multipoint Calibration................................................................................................................................ 211
10.3.1. General information .......................................................................................................................... 211
10.3.2. Multipoint Calibration Procedure....................................................................................................... 211
10.3.3. Dynamic Multipoint Calibration Check.............................................................................................. 212
10.3.4. Linearity Test .................................................................................................................................... 213
10.3.5. O
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Loss Correction Factor ................................................................................................................ 215
10.3.6. Span Drift Check............................................................................................................................... 215
10.4. Auditing Procedures................................................................................................................................. 215
10.4.1. Data Processing Audit ...................................................................................................................... 216
10.4.2. System Audit..................................................................................................................................... 217
10.4.3. Assessment of Monitoring Data for Precision and Accuracy............................................................ 217
10.5. Summary of Quality Assurance Checks .................................................................................................. 218
10.6. References............................................................................................................................................... 221
11. INSTRUMENT MAINTENANCE .................................................................................... 225
11.1. Maintenance Schedule............................................................................................................................. 225
11.2. Predictive Diagnostics.............................................................................................................................. 229
11.3. Maintenance Procedures ......................................................................................................................... 230
11.3.1. Replacing the Sample Particulate Filter............................................................................................ 230
11.3.2. Rebuilding the Sample Pump ........................................................................................................... 231
11.3.3. Replacing the IZS Option Zero Air Scrubber .................................................................................... 231
11.3.4. IZS Desiccant (Option 56) ................................................................................................................ 232
11.3.5. Performing Leak Checks .................................................................................................................. 232
11.3.5.1. Vacuum Leak Check and Pump Check..................................................................................... 232
11.3.5.2. Pressure Leak Check ................................................................................................................ 232
11.3.6. Performing a Sample Flow Check .................................................................................................... 234
11.3.7. Maintenance of the Photometer Absorption Tube............................................................................ 235
11.3.7.1. Cleaning or Replacing the Absorption Tube ............................................................................. 235
11.3.7.2. UV Lamp Adjustment................................................................................................................. 236
11.3.7.3. UV Lamp Replacement ............................................................................................................. 238
11.3.8. Adjustment or Replacement of Optional IZS Ozone Generator UV Lamp ....................................... 239
12. TROUBLESHOOTING & SERVICE............................................................................... 243
12.1. General Troubleshooting.......................................................................................................................... 243
12.1.1. Fault Diagnosis with WARNING Messages...................................................................................... 244
12.1.2. Fault Diagnosis With Test Functions ................................................................................................ 248
12.1.3. DIAG SIGNAL I/O: Using the Diagnostic Signal I/O Function .................................................... 250
12.2. Using the Analog Output Test Channel ................................................................................................... 252
06870C DCN6332