Document Outline

• Contents
• Introduction
• System Description
  • Specifications
    • Technical Information - 355 SCD
    • Technical Information - 255 NCD
    • Physical Specifications
  • Theory of Operation
    • Sulfur Chemiluminescence Detector
    • Nitrogen Chemiluminescence Detector
    • Dual Plasma Controller
  • Description of Major Components
    • Dual Plasma Burner
    • Dual Plasma Controller
    • Ozone Generator
    • Chemiluminescence Reaction Cell and Photomultiplier Tube
    • Pressure Transducer
    • Vacuum Pump
    • Chemical Trap
    • Oil Coalescing Filter
    • FID Adapter (Optional)
    • NCD Reaction Cell
    • NCD Photomultiplier Tube and Cooler
• Installation
  • Overview
  • Step 1: Selecting a Location
    • Power Requirements
    • Environmental Considerations
    • Combustion Gas Requirements
  • Step 2: Unpack and Inspect the Instrument
    • Required Installation Tools
  • Step 3: Set Up the Vacuum Pump
    • Installing the Edwards RV5 Pump Oil-Sealed Vacuum Pump
    • Installing the Welch Dry Piston Vacuum Pump
  • Step 4: Connect the Power Cord
  • Step 5: Install the Dry Compressed Air or O2 Supply
  • Step 6: Install the Signal Output Cables
    • Standard Cable Connection
    • HP 3390 Series Integrator Cable Connection
    • HP 3396 Integrator Cable Connection
    • HP 5890 GC Analog Input Board
    • Agilent 6890 GC Analog Input Board
  • Step 7: Install the Dual Plasma Burner
  • Step 8: Install the Dual Plasma Controller
  • Step 9: Install Column Connections
    • Capillary Columns
    • Packed Columns and Columns with an Outside Diameter > 0.8 mm
  • Step 10: Install the Transfer Line
• Front Panel Controls and Initial Startup
  • Detector Front Panel Controls
    • Power Controls
    • Display Output Controls
    • Signal Controls
    • Dual Plasma Controller Controls
    • Initial Startup
  • Detector Interface Setup
    • Initial Checkout
    • Monitoring Oxidizer and Hydrogen Flow with the Dual Plasma Controller
• Operation
  • Start-Up Procedure
  • Detector Operation
    • Detector Stability and Response
    • Column Bleed
    • Coking
    • Hydrogen Poisoning
    • Contaminated Gases
    • Fluctuating Pressures
  • Typical Operating Conditions
  • Detection Limits
  • Instrument Shut-Down
    • Daily Shutdown
    • Complete Shutdown
  • Special Operating Modes
    • Using the 255 NCD in Nitrosamine Mode
    • Using the SCD in High Sensitivity Mode for Nonhydrocarbon Gaseous Samples
• Maintenance
  • Pump Maintenance
  • Cleaning the Detector
  • Changing the Oil Mist Filter (RV5)
  • Reaction Cell Cleaning
  • Flow Sensor Calibration
  • Detector Sensitivity
  • Assembling the Dual Plasma Burner for Component Replacement with the SCD
  • Assembling the Dual Plasma Burner for Component Replacement with the NCD
  • Tube Replacement for the SCD
  • Tube Replacement for the NCD
• Troubleshooting
  • Solving Detector Problems
  • Power Problems
    • Detector Fuse
    • Vacuum Pump Fuse
    • Dual Plasma Controller Fuses
  • Ozone Generation Problems
    • Ozone Generator
    • High Voltage Transformer
    • Plugged Restrictor Lines
  • Response Problems
  • Temperature Reading Problems
  • Diagnosing General Problems
• Index