用户手册目录DESCRIPTION AND SPECIFICATIONS1Overview1Typical Applications1Specifications1INSTALLATION2Unpacking2location2voltage requirements2Electrical Connections2a. Line Power Connections2b. Potentiometric Recorder Connections2c. Current Recorder Connections2Gas Requirements2a. Air (U.S.P. Breathing Grade)2b. Span Gas2Sample Requirements2Gas Connections2Leak Test2OPERATION3Front Panel Indicators and Controls3a. Display3b. Range Selection3c. Sample Pressure Gauge3d. Ozone Pressure3e. Zero and Span Potentiometers3f. Ozone Interlock3Startup Procedure3Calibration3a. Zero Calibration3b. Upscale Calibration3Routine Operation3Converter Temperature Adjustment Procedure3Measurement of Converter Efficiency3Recommended Calibration Frequency3THEORY4Nitric Oxide Determination by Chemiluminescence Method4Analyzer Flow System4a. Flow of Sample, Standard Gas or Zero Gas to Reaction Chamber4b. Ozone Generation4Signal Conditioning And Display4a. Circuit Functions4Analyzer Thermal System4ROUTINE SERVICING5System Checks and Adjustments5a. Display Fullscale Span Adjustment5b. Overall Sensitivity5c. Ozone Output5d. Background Current5Servicing Flow System5a. Cleaning Sample Capillary5b. Ozone Restrictor Fitting5Photomultiplier Tube/Reaction Chamber5a. Removal5b. Cleaning Reaction Chamber5c. Photomultiplier Tube and Housing5d. Replacement of Photomultiplier Tube5Ozone Generation System5a. Lamp/Housing Removal5b. UV Lamp Replacement5c. Power Supply Removal5Converter Assembly5Servicing Electronic Circuitry5REPLACEMENT PARTS6Matrix6Circuit Board Replacement Policy6Replacement Parts6a. Common Parts6b. Photomultiplier Assembly 6540626c. Converter Assembly 6540706d. Temperature Control Assembly 6540686RETURN OF MATERIAL7return of material7customer service7Training7INDEX8Figure 2-1. Power Supply Board Voltage Select Switches2Figure 2-2. Temperature Control Board2Figure 2-3. Cable Gland2Figure 2-4. Rear View of Model 951C (cover removed)2Figure 2-5. Rear Panel Wiring Connections2Figure 3-1. Model 951C Controls, Indicators and Adjustments3Figure 3-2. Signal Board3Figure 3-3. Signal Board Test Points3Figure 3-6. PPM Range Select Switch3Figure 3-7. Configuration Jumper Settings3Figure 3-8. Range 2 Selection Jumpers3Figure 3-9. Power Supply Board3Figure 4-1. Analyzer Block Diagram4Figure 4-2. Analyzer Thermal System4Figure 6-1. Major Assemblies of the Model 951C6Figure 6-2. Photomultiplier Housing Assembly6Figure 6-3. Converter Assembly6Figure 6-4. Case Heater Temperature Control Assembly6Table 3-1. Resistance of Converter Temperature Sensor vs. Temperature3文件大小: 1.8 MB页数: 64Language: English打开用户手册