Spectrex SAFEYE Quasar 950 User And Maintenance Manual
Toxic and aromatic open-path gas detection system
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- Page 1 Quasar 950/960 Toxic and Aromatic Open-Path Gas Detection System User and Maintenance Manual 8200 Market Blvd, Chanhassen, MN 55317, USA Phone: +1 (973) 239 8398 Fax: +1 (973) 239 7614 Website: www.spectrex.net Email: spectrex.csc.rmtna@emerson.com...
- Page 3 “Act of God” which are above and beyond its control. SPECTREX will, upon receipt of any defective product, transportation prepaid, repair or replace it at its sole discretion if found to have been defective when shipped. Said repair or replacement is SPECTREX’S sole liability under this warranty and SPECTREX’S liability shall be limited to repair or replacement of the component found...
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Page 5: Table Of Contents
Table of Contents Table of Contents .................... v List of Figures ....................ix List of Tables ....................ix About this Guide ..................11 Release History ..................12 Glossary and Abbreviations ..............13 Notifications ..................14 Product Overview ..................15 Technical Description ................17 Features .................... - Page 6 4.1.2 Maintenance Call Mode (3mA Output) ..........27 4.1.3 Fault Mode ..................27 4.1.4 Zero Calibration Mode (1mA Output) ..........28 Visual Indicators ................... 28 Output Signals ..................29 4.3.1 0–20mA Current Output ..............29 4.3.2 RS-485 Interface ................29 System Setup ..................
- Page 7 6.3.1 General ..................41 6.3.2 Equipment ..................41 6.3.3 Unpacking the Product ..............41 Certification Instructions ................ 42 6.4.1 General Instructions ................ 42 6.4.2 Special Conditions for Safe Use ............43 Conduit/Cable Installation ..............44 Detector/Source Mounting ..............44 6.6.1 Tilt Kit ...................
- Page 8 Pole Mount (U-Bolt 4–5”) ............... 65 Wall Mount ................... 65 Commissioning Kit ................65 HART Handheld Diagnostic Unit .............. 65 HART Handheld Harness Kit ..............65 USB/RS-485 Harness Converter Kit ............66 Sunshade ..................... 66 Appendix C: SIL-2 Features ..............67 Safety Relevant Parameters ..............
- Page 9 List of Figures Figure 1: System P/N Definition of Quasar 950/960 ..........23 Figure 2: P/N Definition of Quasar 950/960 ............24 Figure 3: UV Source ..................25 Figure 4: Detector ..................... 26 Figure 5: Tilt Mount ................... 46 Figure 6: Detector and Tilt Mount Assembly ............47 Figure 7: Detector with Cover Removed ...............
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Page 11: About This Guide
About this Guide About this Guide This guide describes the Quasar 950/960 Open-Path Gas Detection System and its features, and provides instructions on how to install, operate, and maintain the detector. Note: This user guide should be read carefully by all individuals who have or will have responsibility for using, maintaining, or servicing the product. -
Page 12: Release History
About this Guide Release History Date Revision History Prepared by Approved by December 2013 First Release Ian Buchanan Eric Zinn September 2014 Second Release Ian Buchanan Eric Zinn October 2014 Third Release Ian Buchanan Eric Zinn November 2014 Fourth Release Ian Buchanan Eric Zinn November 2014... -
Page 13: Glossary And Abbreviations
About this Guide Glossary and Abbreviations Abbreviation/Term Meaning Analog Video Video values are represented by a scaled signal ATEX Atmosphere Explosives American Wire Gauge Built-In-Test Complementary Metal-Oxide Semiconductor image CMOS sensor Each component is represented by a number Digital Video representing a discrete quantization Digital Signal Processing Electromagnetic Compatibility... -
Page 14: Notifications
About this Guide Abbreviation/Term Meaning Part Number Radio Frequency Interference RTSP Real Time Streaming Protocol Safety Integrity Level Unified Coarse Thread Volts Alternating Current Notifications This section explains and exemplifies the usage of warnings, cautions, and notes throughout this guide: Warning: This indicates a potentially hazardous situation that could result in serious injury and/or major damage to the equipment. -
Page 15: Product Overview
The programmable functions are available through a RS-485 or HART port used with host software supplied by SPECTREX, and a standard PC or IS handheld unit. The Quasar Source and Detector unit enclosures are ATEX and IECEx approved. -
Page 17: Technical Description
Technical Description Technical Description Features • Long-range gas detection of up to 200ft/60m • Detection of toxic gases (H S, NH • High sensitivity and fast response to toxic gases • Heated optics to improve performance in ice, condensation, and snow conditions •... -
Page 18: Applications
Wiring Configurations Applications The Quasar 950/960 SafEye system can be used to monitor toxic gas concentration in various applications, such as: • Petrochemical, pharmaceutical, and other chemical storage and production areas of aromatic hydrocarbons, such as benzene, toluene, xylene, etc. •... -
Page 19: Optical Path
Technical Description 3.3.3 Optical Path The presence of toxic airborne vapors, gases, or aerosols in a monitored area is detected when the defined substance crosses/enters the optical path between the radiation source unit and the detector. Toxic gases/vapors present in the atmosphere cause absorption of the radiation pulse at specific wavelengths in the optical path between the radiating source and the detector unit. -
Page 20: Uv Source
The Xenon UV Source was introduced in the initial SafEye development, and was designed to overcome false alarms, which were experienced by early generations of the open path system. The new SafEye Quasar 950/960 employs the latest generation of UV bulbs to provide even more power, and an extended operation life. -
Page 21: Tilt Mount
Technical Description detectors) to a host computer or universal controller for central monitoring. This feature enables easy maintenance, with local and remote diagnostic tools. 3.3.9 Tilt Mount The newly designed stainless steel tilt mount provides a smaller installation footprint that can conform to limited space constraints, while the sturdy construction maintains alignment even with constant vibration. -
Page 22: Models And Types
Wiring Configurations Models and Types The Quasar 950/960 is available in 3 models for each type. Each model has the same detector but a different source. This allows for detection at distances of 5– 60m. The various options are listed in Table 1. Table 1: Model Numbers and Installation Distances Min. -
Page 23: Figure 1: System P/N Definition Of Quasar 950/960
Technical Description The Quasar 950/960 can be ordered according to a specific system model structure that defines the calibration type, commissioning kit (P/N 888847-X) and 2 tilt mounts (P/N 88270). Refer to Figure 1. Figure 1: System P/N Definition of Quasar 950/960 TM888300 Rev. -
Page 24: Description
Wiring Configurations The Quasar 950/960 can also be ordered as separate parts: source (P/N QTU- XX1X), detector (P/N QRU-XX1X), and commissioning kit (P/N 888847-X). Refer to Figure 2. Figure 2: P/N Definition of Quasar 950/960 Description The SafEye system consists of 2 main units: •... -
Page 25: Uv Source Unit
Technical Description 3.6.1 UV Source Unit The UV source unit emits UV radiation pulses at the rate of 1 pulse per second. The pulse width (5–10µsec) is very powerful. The front of the SafEye Source has an internal reflector that collimates the UV beam for maximum intensity. The front window is heated to improve performance in ice, condensation, and snow conditions. -
Page 26: Figure 4: Detector
Wiring Configurations allows the signals to be maintained even in severe weather conditions. The data is sent to the output interface section. The front window of the detector is heated to improve performance in ice, condensation, and snow conditions. The P/N QRU-X-11X Detector is suitable for Quasar models 951, 952, and 953. The P/N QRU-X-21X Detector is suitable for Quasar models 961, 962, and 963. -
Page 27: Operating Modes
Operating Modes Operating Modes Operational Modes The Quasar 950/960 has 4 operational modes. 4.1.1 Normal Mode This mode is used for gas detection. In normal mode, the following statuses are possible: • Normal (N): Gases have been detected at safe levels. •... -
Page 28: Zero Calibration Mode (1Ma Output)
Wiring Configurations • Low Voltage Fault (1mA Output) Detection is disabled due to a low voltage supply. The detector returns to proper operation when the correct voltage level is restored. • Fault 2 (1mA Output) Detection is disabled due to an electrical/software operational failure, or to a memory/processor fault. -
Page 29: Output Signals
Operating Modes The source statuses are listed in Table 3. Table 3: Source LED Indications Source LED Color LED Mode Status Fault Yellow 4Hz, flashing Normal Green 1Hz, flashing Output Signals The SafEye system provides the following outputs: • 0–20mA Current Output •... -
Page 30: System Setup
Wiring Configurations System Setup 4.4.1 Detection Function Programming The SafEye Quasar 950/960 incorporates several functions that can be set by the customer, using: • Host software: Refer to Manual TM899050 for programming instructions. • HART handheld diagnostic unit P/N 888810 provides an easy, economical connection to the quick plug. -
Page 31: Detector Default Setup
Operating Modes The source heated optics must be defined when the detector is ordered as 1 of 2 options: • Heated continuously • Start heating below 41°F/5°C (default) 4.4.3 Detector Default Setup The detector has 4 functions that can be programmed according to customer requirements, either at the factory or at the customer facility, using a PC software host or a handheld unit. -
Page 33: Technical Specifications
Technical Specifications Technical Specifications General Specifications S, ammonia, and aromatic gases Detected Gases: Table 7 Detection Distance Range: Table 7: Detection Distance Range Minimum Maximum Model Installation Installation Detector Source Distance Distance (ft/m) (ft/m) QRU-X-11X QTU-X-11X 17/5 52/16 QRU-X-11X QTU-X-21X 46/14 132/40 QRU-X-11X... -
Page 34: Electrical Specifications
Modbus controller (master device) and a serial network of up to 247 detectors. • The protocol enables connections between different types of SPECTREX detectors or other Modbus devices to the same network. SafEye™ Toxic and Aromatic Open-Path Gas Detection System... -
Page 35: Mechanical Specifications
Technical Specifications 5.2.3.3 HART Protocol The HART protocol is a digital communication signal at low levels in addition to the 0–20mA. This bi-directional field communication protocol is used to communicate between intelligent field instruments and the host system. Through the HART protocol, the detector can: •... -
Page 36: High Temperature
Wiring Configurations 5.4.1 High Temperature The SafEye system is designed to meet MIL-STD-810C, Method 501.1 Procedure II. • Operating temperature: +149ºF/+65ºC • Storage temperature: +149ºF/+65ºC 5.4.2 Low Temperature The SafEye system is designed to meet MIL-STD-810C, Method 502.1, Procedure I. •... -
Page 37: Electromagnetic Compatibility (Emc)
Technical Specifications 5.4.7 Electromagnetic Compatibility (EMC) This product is in conformance with EMC per EN50270: Radiated Emission: EN55022 Conducted Emission: EN55022 Radiated Immunity: EN61000-4-3 Conducted Immunity: EN61000-4-6 ESD: EN61000-4-2 Burst: EN61000-4-4 Surge: EN61000-4-5 Magnetic Field: EN61000-4-8 To fully comply with EMC directive 2014/30/EU and protect against interference caused by RFI and EMI, the cable to the detector must be shielded and the detector must be grounded. -
Page 39: Installation Instructions
Installation Instructions Installation Instructions Introduction The detector and UV source units can be installed and maintained using general- purpose common tools and equipment. The installation procedure must be performed by suitably qualified personnel. This section does not attempt to cover all of the standard practices and codes of installation. -
Page 40: Site Requirements
Wiring Configurations 6.2.3 Site Requirements When selecting a site location and position for the SafEye system, the following points must be considered: • Whether the gas being monitored is heavier or lighter than air • The individual site requirements • The detector should have a direct view of the source •... -
Page 41: Preparations For Installation
Installation Instructions Preparations for Installation 6.3.1 General Installation should comply with local, national, and international regulations and norms, as applicable to gas detectors and approved electrical devices installed in hazardous areas. The detectors can be installed with general-purpose common tools and equipment. 6.3.2 Equipment In addition to this manual, the system should include the following:... -
Page 42: Certification Instructions
Wiring Configurations • Record the part number (P/N) and serial number of the detectors and source units, and the installation date in an appropriate logbook. • Open the container package immediately, prior to detector installation, and visually inspect the detectors, sources, and accessories. •... -
Page 43: Special Conditions For Safe Use
Installation Instructions • If the equipment is likely to come into contact with aggressive substances as described below, then it is the responsibility of the user to take suitable precautions to prevent the equipment from being adversely affected, thus ensuring that the type of protection provided by the equipment is not compromised. -
Page 44: Conduit/Cable Installation
Wiring Configurations Conduit/Cable Installation The conduit and cable installation must comply with the following guidelines: • To avoid water condensation in the detector, install the detector with the conduits/cable entries facing downward. • Use flexible conduits/cables for the last portion that connects to the detector. •... -
Page 45: Detector Wiring
Installation Instructions Place the detector, with its conduit/cable inlets pointing downwards on the detector holding plate of the tilt mount (Item 2). Secure the detector with an M10 x 1.5 screw with No. M10 spring washers (9, 10). Secure the detector to the tilt mount using Hex Key No. -
Page 46: Figure 5: Tilt Mount
Wiring Configurations Vertical fine alignment tightening Tilt mount holding plate screw Detector/source holding Vertical crude alignment plate tightening screw Horizontal crude alignment tightening Vertical fine alignment screw screw Horizontal fine alignment tightening Horizontal fine alignment screw screw Figure 5: Tilt Mount SafEye™... -
Page 47: Figure 6: Detector And Tilt Mount Assembly
Installation Instructions Tilt mount holding plate Detector tightening screw Detector/source holding Detector tightening washer plate Horizontal crude alignment tightening Detector screw Horizontal fine alignment tightening Telescope screw Vertical fine alignment Telescope tightening bolt tightening screw Vertical crude alignment Detector back cover tightening screw Vertical fine alignment Detector back cover secure bolt... -
Page 48: Detector Terminal Wiring
Wiring Configurations Housing Internal earth connection Terminal board Connection to handheld unit Earth terminal Detector holding plate Inlet conduit Figure 7: Detector with Cover Removed Detector Terminal Wiring The detector has 6 wiring terminals. Table 11 lists the functions of each electrical terminal of the detector. Table 11: Wiring Options Terminal No. -
Page 49: Uv Source Wiring
Installation Instructions UV Source Wiring 6.9.1 Wiring To install the wiring: Release the back screw bolt (Figure 6, Item 15), and open the source back cover (Figure 5, Item 14). The chamber is now exposed. Remove the protective plug mounted on the source conduit/cable entry inlet, and pull the wires through the source inlet (Figure 8, Item 4). -
Page 50: Figure 8: Source With Cover Removed
Wiring Configurations Housing Internal earth connection Terminal board Earth terminal Detector holding plate Inlet conduit Figure 8: Source with Cover Removed SafEye™ Toxic and Aromatic Open-Path Gas Detection System... -
Page 51: Operating Instructions
Operating Instructions Operating Instructions SafEye Operation Once the system is in place, it automatically monitors for the specified gases, and sends signals to a standard control panel or PC. This section describes the alignment, calibration, and operation of the SafEye System. Caution: Accurate alignment is essential for proper operation of the SafEye system. -
Page 52: Powering Up The System
Wiring Configurations Loosen screws 5 and 6. Approximately aim the source horizontally toward the detector. Tighten screw 6. Loosen screws 3 and 4. Approximately aim the source vertically toward the detector. Tighten screw 3. Repeat Step 4 for the detector towards the source. Fine Alignment: Aim the source toward the detector within a horizontal axis using screw 7. -
Page 53: Safety Precautions
External devices such as automatic extinguishing systems must be disconnected before performing maintenance tasks required by the warranty. Signal Verification Perform signal verification through the host software supplied by SPECTREX (refer to Manual TM899050) or by the HART handheld unit (refer to Manual TM899030). -
Page 54: Zero Calibration
Wiring Configurations • Short Range: The minimum distance, as defined on the model number • Medium Range: Half of the maximum distance, as defined on the model number • Long Range: The maximum distance, as defined on the model number Zero Calibration Zero calibration must be performed after any of the following: •... -
Page 55: Functional Check
Operating Instructions Figure 9: Magnetic Mode Selector Functional Check The SafEye system has been calibrated at the factory for the user's specific gas or vapor detection requirements. The functional check procedure validates the system’s functional operation. The functional check filter is a convenient operational check used to confirm that a response has not changed from previous readings. - Page 56 Wiring Configurations To perform the functional check: Position the functional check filter in front of the SafEye detector. Center the functional check filter’s window over the viewing window of the detector. Wait 20 seconds. Read the 0–20mA current. Determine the difference between the reading taken with and without the functional check filter.
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Page 57: Maintenance Instructions
Maintenance Instructions General Maintenance Only basic periodic maintenance is required to keep the SafEye Quasar 950/960 at maximum performance and reliability levels. The detector and source units can be maintained with the use of common tools and equipment. The test results should be recorded in a maintenance logbook, together with a copy of the delivery form. -
Page 58: Signal Verification
Wiring Configurations Wash the surfaces thoroughly with water and a mild non-abrasive detergent. Thoroughly rinse the glass surface with clean water, ensuring no residue is left behind. Dry the glass with a clean, dry, soft cloth. Enter the date, name of company, and person who performed the maintenance service into the maintenance logbook. -
Page 59: Troubleshooting
Troubleshooting Troubleshooting Table 14: Troubleshooting Problem Cause Solution “Maintenance call” Poor alignment Perform alignment Status OMN: Signals are Dirt on the window Clean the window below 2.5VDC at Gain 4 Poor light source Replace the light source Status RMN: Ratios are Detector fault Replace/repair detector below 0.5... -
Page 61: Appendix A: Wiring Configurations
Wiring Configurations Appendix A: Wiring Configurations Figure 10: Detector Wiring Terminal TM888300 Rev. (Al), August 2019... -
Page 62: Figure 11: Source Wiring Terminal
Wiring Configurations Figure 11: Source Wiring Terminal Figure 12: 0–20mA Sink 4-Wire SafEye™ Toxic and Aromatic Open-Path Gas Detection System... -
Page 63: Rs-485 Communication Network
Figure 14: 0–20mA Source 3-Wire RS-485 Communication Network By using the RS-485 network capability of the SafEye Quasar 950/960 Detector and additional software, it is possible to connect up to 32 detectors in an addressable system with 4 wires only (2 for power and 2 for communication). -
Page 64: Figure 15: Rs-485 Networking For Wiring Option 3
Wiring Configurations Figure 15: RS-485 Networking for Wiring Option 3 SafEye™ Toxic and Aromatic Open-Path Gas Detection System... -
Page 65: Appendix B: Accessories
A quick-plug connection with a harness (P/N 888815) is connected on one side to a standard HART handheld unit. This includes the SPECTREX host software that can be uploaded to an existing handheld unit. The kit does not include the handheld unit. -
Page 66: Usb/Rs-485 Harness Converter Kit
USB/RS-485 Harness Converter Kit The USB RS-485 Harness Kit with RS-485/USB converter (P/N 794079), together with SPECTREX host software, enables the user to connect to any available PC or laptop to reconfigure settings or perform diagnostics on the Quasar 950/960 Gas Detector. -
Page 67: Appendix C: Sil-2 Features
This appendix details the special conditions for compliance with the requirements of EN 61508 for SIL-2. The SafEye Quasar 950/960 Open-Path Gas Detector can be used in low and high demand mode applications – see IEC 61508-4:2010, Chapter 3.5.16. Safety Relevant Parameters... - Page 68 SIL-2 Features • After installation and configuration, the setup parameters must be verified and the function of the SafEye Quasar 950/960 Open-Path Gas Detector must be checked completely. • The alarm conditions of the transmitter must be checked periodically together with standard gas calibration checks.
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Page 72: Technical Support
Technical Support For technical assistance or support, contact: 8200 Market Blvd Chanhassen, MN 55317 Phone: +1 (973) 239 8398 Fax: +1 (973) 239 7614 Email: spectrex.csc.rmtna@emerson.com Website: www.spectrex.net...
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