Document Outline

• Quasar 900 Open-Path Gas Detection System User's and Maintenance Manual
  • Legal Notice
  • Release History
  • About this Guide
  • Abbreviations and Acronyms
• 1 Scope
  • 1.1 Product Overview
• 2 Technical Description
  • 2.1 Features
  • 2.2 Applications
  • 2.3 Principle of Operation
    • 2.3.1 Definitions of Terms
    • 2.3.2 Spectral Finger Print
    • 2.3.3 Optical Path
    • 2.3.4 Microprocessor Based
    • 2.3.5 Gas Sensitivity
    • 2.3.6 Gas Calibration
    • 2.3.7 Flash Source
    • 2.3.8 Heated Optics
    • 2.3.9 HART Protocol
    • 2.3.10 Handheld Unit
    • 2.3.11 Modbus RS-485
    • 2.3.12 Tilt Mount
  • 2.4 Product Certification
    • 2.4.1 ATEX, IECEx
    • 2.4.2 FM / FMC
    • 2.4.3 SIL-2
    • 2.4.4 Functional Test
  • 2.5 Models and Types
  • 2.6 Description
    • 2.6.1 Flash Source Unit
    • 2.6.2 Detector Unit
• 3 Operating Modes
  • 3.1 Operational Modes
    • 3.1.1 Normal Mode
    • 3.1.2 Maintenance Call Mode (3mA Output)
    • 3.1.3 Fault Mode
    • 3.1.4 Zero Calibration Mode (1mA Output)
  • 3.2 Visual Indicators
  • 3.3 Output Signals
    • 3.3.1 0-20mA Current Output
    • 3.3.2 RS-485 Interface
  • 3.4 System Setup
    • 3.4.1 Detection Function Programming
    • 3.4.2 Detection Setup Function
      • 3.4.2.1 Gas Calibration
      • 3.4.2.2 Zero Calibration
      • 3.4.2.3 Address Setup
      • 3.4.2.4 Heated Optic Operation
    • 3.4.3 Detector Default Setup
• 4 Technical Specifications
  • 4.1 General Specifications
  • 4.2 Electrical Specifications
    • 4.2.1 Power Consumption
    • 4.2.2 Electrical input protection
    • 4.2.3 Electrical outputs
      • 4.2.3.1 0-20mA Current Output
      • 4.2.3.2 Communication Network
      • 4.2.3.3 HART Protocol
  • 4.3 Mechanical Specifications
  • 4.4 Environmental Specifications
    • 4.4.1 High Temperature
    • 4.4.2 Low Temperature
    • 4.4.3 Humidity
    • 4.4.4 Salt and Fog
    • 4.4.5 Water and Dust
    • 4.4.6 Shock and Vibration
    • 4.4.7 Electromagnetic Compatibility (EMC)
• 5 Installation Instructions
  • 5.1 Introduction
  • 5.2 General Considerations
    • 5.2.1 Personnel
    • 5.2.2 Tools Required
    • 5.2.3 Site Requirements
    • 5.2.4 The Source and Detector
    • 5.2.5 Guidance Tips for Gas Detector Locations
  • 5.3 Preparations for Installation
  • 5.4 Certification Instructions
  • 5.5 Conduit/Cable Installation
  • 5.6 Detector/Source Mounting
    • 5.6.1 Tilt Kit P/N 888270
    • 5.6.2 Detector/Source Installation
  • 5.7 Detector Wiring
  • 5.8 Detector Terminal Wiring
  • 5.9 Flash Source Wiring
    • 5.9.1 Wiring
    • 5.9.2 Terminal Wiring
• 6 Operating Instructions
  • 6.1 SafEye Operation
  • 6.2 Alignment of Unit
  • 6.3 Powering up the System
  • 6.4 Safety Precautions
  • 6.5 Signal Verification
    • 6.5.1 Signal Values Limitation
  • 6.6 Zero Calibration
  • 6.7 Functional Check of Unit
• 7 Maintenance Instructions
  • 7.1 General Maintenance
  • 7.2 Periodic Maintenance
    • 7.2.1 Routine Optical Surface Cleaning
    • 7.2.2 Signal Verification
    • 7.2.3 Function Check of Unit
• 8 Troubleshooting
• Appendices
• A Wiring Configurations
• B Accessories
• C SIL-2 Features
• Technical Support