Filter
Top Products
viii
11.5.12. PMT Sensor......................................................................................................................................................263
11.5.13. PMT Preamplifier Board ...................................................................................................................................263
11.5.14. High Voltage Power Supply..............................................................................................................................263
11.5.15. Pneumatic Sensor Assembly............................................................................................................................264
11.5.15.1. Reaction Cell Pressure .............................................................................................................................264
11.5.15.2. Sample Pressure ......................................................................................................................................264
11.5.15.3. Ozone Flow...............................................................................................................................................265
11.5.16. NO
2
Converter ..................................................................................................................................................265
11.5.17. O
3
Generator ....................................................................................................................................................266
11.5.18. Box Temperature..............................................................................................................................................266
11.5.19. PMT Temperature.............................................................................................................................................266
11.6. Repair Procedures .....................................................................................................................................................267
11.6.1. Disk-on-Chip Replacement.................................................................................................................................267
11.6.2. Flash Chip Replacement or Upgrade..................................................................................................................268
11.6.3. O
3
Generator Replacement ................................................................................................................................268
11.6.4. Sample and Ozone Dryer Replacement .............................................................................................................269
11.6.5. PMT Sensor Hardware Calibration.....................................................................................................................270
11.6.6. Replacing the PMT, HVPS or TEC.....................................................................................................................271
11.7. Removing / Replacing the Relay PCA from the Instrument........................................................................................274
11.8. Technical Assistance..................................................................................................................................................275
12. A Primer on Electro-Static Discharge.................................................................................................................................277
12.1. How Static Charges are Created................................................................................................................................277
12.2. How Electro-Static Charges Cause Damage..............................................................................................................278
12.3. Common Myths About ESD Damage.........................................................................................................................279
12.4. Basic Principles of Static Control................................................................................................................................279
12.4.1. General Rules.....................................................................................................................................................280
12.4.2. Basic anti-ESD Procedures for Analyzer Repair and Maintenance ....................................................................281
12.4.2.1. Working at the Instrument Rack..................................................................................................................281
12.4.2.2. Working at an Anti-ESD Work Bench..........................................................................................................281
12.4.2.3. Transferring Components from Rack to Bench and Back...........................................................................282
12.4.2.4. Opening Shipments from Teledyne Instruments Customer Service............................................................282
12.4.2.5. Packing Components for Return to Teledyne Instruments Customer Service. ...........................................283
LIST OF FIGURES
Figure 3-1: M200EH/EM Layout.......................................................................................................................8
Figure 3-2: M200EH/EM Rear Panel Layout....................................................................................................9
Figure 3-3: M200EH/EM Front Panel Layout...................................................................................................9
Figure 3-4: Analog Output Connector ............................................................................................................11
Figure 3-5: Status Output Connector .............................................................................................................12
Figure 3-6: Control Input Connector...............................................................................................................13
Figure 3-7: M200EH Internal Pneumatic Block Diagram - Standard Configuration.......................................15
Figure 3-8: M200EM Internal Pneumatic Block Diagram - Standard Configuration ......................................16
Figure 3-9: Pneumatic Connections–Basic Configuration–Using Gas Dilution Calibrator.............................18
Figure 3-10: Pneumatic Connections–Basic Configuration–Using Bottled Span Gas.....................................18
Figure 3-11: Pneumatic Connections–With Zero/Span Valve Option (50) ......................................................19
Figure 3-12: Pneumatic Connections–With 2-Span point Option (52) –Using Bottled Span Gas ...................20
Figure 3-13: Front Panel Display During Startup Sequence............................................................................21
Figure 3-14: O
2
Sensor Calibration Set Up ......................................................................................................28
Figure 5-1: M200EH/EM with Carrying Strap Handle and Rack Mount Brackets..........................................38
Figure 5-2: Current Loop Option Installed on the Motherboard .....................................................................39
Figure 5-3: M200EH – Internal Pneumatics with Zero-Span Valve Option 50...............................................41
Figure 5-4: M200EM – Internal Pneumatics with Zero-Span Valve Option 50 ..............................................41
Figure 5-5: M200EH – Internal Pneumatics with Second Span Point Valve Option 52.................................44
Figure 5-6: M200EM – Internal Pneumatics with Second Span Point Valve Option 52 ................................45
Figure 5-7: Oxygen Sensor - Principle of Operation......................................................................................46
Figure 5-8: M200EH – Internal Pneumatics with O
2
Sensor Option 65 .........................................................47
Figure 5-9: M200EM – Internal Pneumatics with O
2
Sensor Option 65.........................................................47
Figure 5-10: M200EH/EM Multidrop Card........................................................................................................49
04521C (DCN5731)