Table of Contents Teledyne API - Model T200H/T200M Operation Manual
xiv
8.3.8. Ozone Supply Air Filter.........................................................................................................................................285
8.3.9. Ozone Scrubber ...................................................................................................................................................285
8.3.10. Pneumatic Sensors.............................................................................................................................................286
8.3.11. Dilution Manifold.................................................................................................................................................287
8.4. Oxygen Sensor (OPT 65A) Principles of Operation..................................................................................................... 288
8.4.1. Paramagnetic Measurement of O2........................................................................................................................288
8.4.2. Operation Within the T200H/M Analyzer.............................................................................................................. 289
8.4.3. Pneumatic Operation of the O2 Sensor.................................................................................................................289
8.5. Electronic Operation.....................................................................................................................................................290
8.5.1. CPU......................................................................................................................................................................291
8.5.2. Sensor Module, Reaction Cell.............................................................................................................................. 292
8.5.3. Photo Multiplier Tube (PMT).................................................................................................................................293
8.5.4. PMT Cooling System............................................................................................................................................295
8.5.5. PMT Preamplifier..................................................................................................................................................295
8.5.6. Pneumatic Sensor Board......................................................................................................................................297
8.5.7. Relay Board..........................................................................................................................................................297
8.5.8. Status LEDs & Watch Dog Circuitry......................................................................................................................301
8.5.9. Motherboard......................................................................................................................................................... 302
8.5.10. Analog Outputs...................................................................................................................................................304
8.5.11. External Digital I/O..............................................................................................................................................304
8.5.12. I2C Data Bus.......................................................................................................................................................304
8.5.13. Power-up Circuit................................................................................................................................................. 304
8.6. Power Distribution & Circuit Breaker............................................................................................................................ 305
8.7. Front Panel/Display Interface Electronics.....................................................................................................................306
8.7.1. Front Panel Interface PCA....................................................................................................................................306
8.8. Software Operation...................................................................................................................................................... 307
8.8.1. Adaptive Filter.......................................................................................................................................................308
8.8.2. Calibration - Slope and Offset...............................................................................................................................308
8.8.3. Temperature/Pressure Compensation (TPC)....................................................................................................... 309
8.8.4. NO2 Converter Efficiency Compensation..............................................................................................................310
8.8.5. Internal Data Acquisition System (DAS)...............................................................................................................310
9. A Primer on Electro-Static Discharge...................................................................................................................................311
9.1. How Static Charges are Created..................................................................................................................................311
9.2. How Electro-Static Charges Cause Damage................................................................................................................312
9.3. Common Myths About ESD Damage...........................................................................................................................313
9.4. Basic Principles of Static Control..................................................................................................................................314
9.4.1. General Rules.......................................................................................................................................................314
9.4.2. Basic anti-ESD Procedures for Analyzer Repair and Maintenance...................................................................... 315
Glossary...................................................................................................................................................................................319
LIST OF FIGURES
Figure 3-1: Front Panel..................................................................................................................................27
Figure 3-2: Display Screen and Touch Control..............................................................................................27
Figure 3-3: Display/Touch Control Screen Mapped to Menu Charts.............................................................29
Figure 3-4: T200H/M Rear Panel Layout.......................................................................................................30
Figure 3-5: T200H/M Internal Layout.............................................................................................................31
Figure 3-6: Analog In Connector....................................................................................................................33
Figure 3-7: Analog Output Connector............................................................................................................34
Figure 3-8: Status Output Connector.............................................................................................................35
Figure 3-9: Current Loop Option Installed on the Motherboard.....................................................................36
Figure 3-10: Control Input Connector...............................................................................................................38
Figure 3-11: Alarm Relay Output Pin Assignments..........................................................................................39
Figure 3-12: T200H/M Multidrop Card .............................................................................................................41
Figure 3-13: Pneumatic Connections–Basic Configuration–Using Gas Dilution Calibrator.............................44
Figure 3-14: Pneumatic Connections–Basic Configuration–Using Bottled Span Gas.....................................45
Figure 3-15: T200H Internal Pneumatic Block Diagram - Standard Configuration..........................................47
Figure 3-16: T200M Internal Pneumatic Block Diagram - Standard Configuration..........................................48
Figure 3-17: Pneumatic Connections–With Zero/Span Valve Option (50A)....................................................49
07270B DCN6512