User ManualTable of ContentsINSTRUCTION MANUAL, MODEL 460L Nema Ozone Monitor1SAFETY MESSAGES3TABLE OF CONTENTS5TABLE OF CONTENTS5List of Figures7LIST OF TABLES7LIST OF APPENDICES81. INTRODUCTION91.1. Preface91.2. 460L Documentation91.3. Using This Manual102. SPECIFICATIONS AND WARRANTY132.1. Specifications132.2. Warranty143. GETTING STARTED153.1. Unpacking153.2. Mechanical Installation173.3. Pneumatic Connections183.4. Electrical Connections203.4.1. AC Power Connection203.5. Signal I/O Connections213.5.1. Analog Output213.5.2. Digital Status Outputs223.5.3. Control Inputs233.5.4. Relay Outputs233.6. Initial Startup253.7. Setting up the Serial Communications Port253.7.1. Physical Serial Port Configuration263.7.2. Software Setup for Serial Port Communications274. FREQUENTLY ASKED QUESTIONS295. OPTIONAL HARDWARE AND SOFTWARE315.1. Sample Conditioning System315.2. Current Loop Analog Output315.3. Ozone Destruct Option316. OPERATING INSTRUCTIONS336.1. Front Panel Display336.1.1. O3 readout336.1.2. Zero Point Calibration336.1.3. Status LED’s336.2. Concentration Alarms346.2.1.1. Concentration Alarm Configuration346.2.1.2. Remotely Sensing the Status of the Alarm346.2.1.3. Clearing Alarms347. SERIAL COMMUNICATIONS357.1. Serial Port Command Syntax357.2. Serial Port Command Summary367.3. Serial Port Command Reference377.3.1. ALMACK377.3.2. ALMSTAT387.3.3. CZERO397.3.4. DACSTEP407.3.5. O3417.3.6. SETADDR427.3.7. TDUMP437.3.8. TLIST447.3.9. VGET457.3.10. VLIST467.3.11. VSET478. CALIBRATION498.1. Zero Point calibration498.2. Span Point Calibration498.3. Adjusting the Optional Current Loop Output519. MAINTENANCE:539.1. Replacing the Particulate Filter Element539.1.1. Filter Replacement Procedure539.1.2. Mounting the Particulate Filter Externally549.2. Maintaining the Optional H2O Coalescing Filter559.2.1. Draining the Optional Coalescing Filter559.2.2. Replacing the Coalescing Membrane569.3. UV Lamp Replacement579.4. Cleaning Exterior Surfaces of the 460L589.5. Degree of Protection5810. THEORY OF OPERATION5910.1. Basic O3 Measurement Principle5910.1.1. (Beer’s Law)5910.1.2. The Absorption Path6010.1.3. The Reference / Measurement Cycle6110.1.4. Digital Noise Filter6210.2. Pneumatic Theory of Operation6210.2.1. Basic Pneumatic Flow And Flow Control6210.2.2. Internal Pump and Flow Control6310.2.3. Optional Sample Conditioning6310.2.3.1. H2O Coalescing Filter6410.2.3.2. H2O Vapor Dryer6410.2.3.3. Ozone Destruct Scrubber6510.3. Electronic Theory of Operation6610.3.1. Main Board6610.3.2. O3 Sensor Module6710.3.2.1. O3 Sensor Components6710.3.2.2. Sensor Module PCA6810.3.3. CPU Board6910.3.3.1. I/O Functions6910.3.3.2. Status and Alarm Functions6910.3.4. Display Driver and Keyboard Assembly7010.3.4.1. Keyboard7010.3.4.2. Display7010.3.4.3. Display Driver7010.3.5. Power Distribution7111. TROUBLESHOOTING7311.1. Status Output Summary7311.2. Troubleshooting Using Status Outputs7311.2.1. Sensor OK7311.2.2. Invalid Reading7411.2.3. Lamp Low7411.2.4. Status LED / Status Output Troubleshooting Summary7411.3. Concentration Alarm Outputs7511.4. Technical Assistance7612. A PRIMER ON ELECTRO-STATIC DISCHARGE7712.1. How Static Charges are Created7712.2. How Electro-Static Charges Cause Damage7812.3. Common Myths About ESD Damage7912.4. Basic Principles of Static Control8012.4.1. General Rules8012.4.2. Basic anti-ESD Procedures for Analyzer Repair and Maintenance8112.4.2.1. Working at the Instrument Rack8112.4.2.2. Working at an Anti-ESD Work Bench.8112.4.2.3. Transferring Components from Rack to Bench and Back8212.4.2.4. Opening Shipments from Teledyne Instruments’ Customer Service.8312.4.2.5. Packing Components for Return to Teledyne Instruments Customer Service84APPENDICES87Appendix A - Spare Parts list8705128 – Spare Parts List M460L89Appendix B – Electronic Schematics91Table B-1 M460L List of Electronic Schematics9103169 PCA, FRONT PANEL DISPLAY04992 PCA, MAINBOARD03493 PCA, CPUSize: 1.02 MBPages: 92Language: EnglishOpen manual