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Fabricant : Emerson Process Management
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Nom Fichier : fe38ef85-fbee-463b-8b23-8a21c4eca848.pdf
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Purge Air Specification....................................................................................................2-3 f. Regulated Air Specification.............................................................................................2-3 g. Calibration Gases Specification......................................................................................2-3 h. Sample Gas Specification...............................................................................................2-4 i. Flow Rate Specification ..................................................................................................2-4 j. Pressure/Filtration Specification .....................................................................................2-4 k. Leak Test ........................................................................................................................2-4 2-5 Electrical Connections ...........................................................................................................2-6 2-6 Installation Considerations Checklist.....................................................................................2-9 3-0 STARTUP AND OPERATION ..............................................................................................3-1 3-1 overview.................................................................................................................................3-1 3-2 Startup Procedure .................................................................................................................3-1 3-3 Binding...................................................................................................................................3-4 3-4 Calibration..............................................................................................................................3-4 3-5 Routine Operation .................................................................................................................3-5 3-6 Safety System .......................................................................................................................3-6 Rosemount Analytical Inc. A Division of Emerson Process Management Contents Instruction Manual 748297-E June 2003 Model NGA2000 HFID 4-0 MAINTENANCE AND TROUBLESHOOTING .....................................................................4-1 4-1 Overview................................................................................................................................4-1 4-2 Component Replacement......................................................................................................4-3 a. Oven................................................................................................................................4-3 b. Burner Sensor, Detectors and Ignitor .............................................................................4-4 c. Burner Internal Components...........................................................................................4-7 d. Thermal Block .................................................................................................................4-11 e. Electronics Assembly......................................................................................................4-13 f. Fan Assembly .................................................................................................................4-18 g. Flow Controller................................................................................................................4-19 h. DC Power Supply Module...............................................................................................4-21 i. Front Panel Components ................................................................................................4-22 j. Rear Panel Components.................................................................................................4-27 4-3 Troubleshooting Checklist .....................................................................................................4-29 a. Safety System.................................................................................................................4-29 b. Ignition.............................................................................................................................4-29 c. Drift..................................................................................................................................4-30 d. Noise ...............................................................................................................................4-30 5-0 REPLACEMENT PARTS......................................................................................................5-1 5-1 Matrix.....................................................................................................................................5-1 5-2 Replacement Parts ........................................................