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SafEye Quasar 900 Open Path Detector Manual

1. 3 Verify that all components required for the detector installation are readily available before commencing the installation In the event that the installation is not completed in a single session secure and seal detectors and conduits 4 For wiring use color coded conductors or suitable wire markings or labels Cross section of wire must be between 1mm to 2 5mm 18 L4AWG The selection of wire gauge should be based on the number of detectors used on the same loop and the distance from the control unit Max Wire connection in the same terminal is two wire cross section of each wire is 1mm Preparations for Installation 27 SPELTREX INE SafEye Quasar 900 Gas Detector 5 4 Certification Instructions flammable atmosphere is present Warning Do not open the detector even when isolated when Use the following certification instructions The cable entry point may exceed 182 F 83 C suitable precautions should be taken when selecting the cable The equipment may be used with flammable gases and vapors with apparatus groups IIA and IIB H2 T4 in the ambient temperature range 67 F 50 C to 149 F 65 C Installation shall be carried out by suitably trained personnel in accordance with the applicable code of practice e g EN 60079 14 1997 Inspection and maintenance of this equipment shall be carried out by suitably trained personnel in accordance with the applicable code of practice e g EN 6007
2. Quasar 900 Open Path Gas Detection System User s and Maintenance Manual ATEX IECEx Factory Mutual Ex II 2 2 GD Class I Div 1 Groups B C D e Class II Div 1 Groups E F G Ex d e ib ib Gb IIB H2 T4 Gb Ex tb IIIC T135 C Db Document Ref TM 888200 Rev January 2014 SPELTREX INE 218 Little Falls Rd Cedar Grove NJ 07009 USA Phone 1 973 239 8398 Fax 1 973 239 7614 Web Site www spectrex net Email spectrex spectrex net SPELTREX INC SafEye Quasar 900 Gas Detector Legal Notice The SafEye monitoring system described in this document is the property of Spectrex Inc No part of the hardware software or documentation may be reproduced transmitted transcribed stored in a retrieval system or translated into any language or computer language in any form or by any means without prior written permission of Spectrex Inc While great efforts have been made to assure the accuracy and clarity of this document Spectrex Inc assumes no liability resulting from any omissions in this document or from misuse of the information obtained herein The information in this document has been carefully checked and is believed to be entirely reliable with all of the necessary information included Spectrex Inc reserves the right to make changes to any products described herein to improve reliability function or design and reserves the right to revise this document and make changes from time to
3. 2 3 10 Heated Optics SafEye Quasar includes heated optics for the Detector and source The heater increases the temperature of the optical surface by 5 8 F 3 5 C above the ambient temperature to improve performance in icing condensation and snow conditions The heated optics is configured to automatically operate when the change in temperature reguires the heating default However the heated optics can be defined as one of the following modes 1 Not operated not an option on source unit 2 On continuously 3 Automatic per temperature change default See System Setup page 16 When operated per temperature change the user can define the start temperature below which the window will be heated default 41 F 5 C This temperature can be defined between 32 F 0 C to 122 F 50 C The heating will stop when the temperature is 27 F 15 C above the start temperature HART Protocol The Ouasar 900 uses the HART Protocol HART Communication is a bi directional industrial field communication protocol used to communicate between intelligent field instruments and host systems HART is the global standard for smart instrumentation and the majority of smart field devices installed in plants worldwide are HART enabled HART technology is easy to use and very reliable Through the HART connection the SafEye is able to perform e Detector set up e Detector troubleshooting e Detector health and status For more det
4. 0 20mA Source 3 Wire raseri ie KENE cama ee duda aa ENNEN NENNEN ds 52 RS 485 Networking for Wiring Option 3 53 List of Figures xi SPELTREX INE SafEye Quasar 900 Gas Detector List of Tables Table 1 Gas Concentrations Measurement Terms 4 Table 2 Model Numbers and Installation Distances 8 Table 3 Detector LED Indications an 15 Table 4 Source LED Indications 15 Table 5 Standard default 0 20mA Current for the Gas Channel 16 Table 6 Detector Default Set Up serrana nana nana raras 18 Table 7 Source Default Set Up 18 Table 8 Detection Distance Range 19 Table 9 Detector and Source Maximum Power Consumption Li 20 Table 10 Tilt Mount Kit a e 29 Table 11 Wiring Options eee eee ene eee eee eee eee eee eee 34 Table 12 Flash Source Wiring Options 35 Table 13 Maintenance Channels Limit Values serranas 39 Table 14 Troubleshooting sssi cece cece eee eee eee eee eee eaten eee 45 xii List of Tables 1 1 1 Scope In this chapter Product Overview page 1 Product Overview The SafEye Ouasar 900 IR Open Path Gas Detector employs an advanced Xenon Flash Source and integrated electronics package both housed in improved Stainless steel housings to provide high guality and performance fast response line of sight gas monitoring This high guality is backed by 3 year
5. 2 Secure the Detector with M10 x 1 5 screw with No M10 spring washers 9 10 Secure the detector to the Tilt Mount use Hex Key No 7 for M10 x 1 5 screw item 9 Repeat steps 1 2 to install the Source Detector Wiring gt To install the Detector wiring 1 Release the back cover secure bolt item 15 Figure 5 and open the detector back cover item 14 Figure 5 The chamber is now revealed Remove the protective plug mounted on the Detector conduit cable entry inlet pull the wires through the Detector inlet item 4 Figure 6 Use a 3 4 14NPT or M25x1 5 explosion proof conduit connection cable gland to assemble the cable explosion proof conduit to the Detector Connect the wires to the required terminals item 2 Figure 6 according to the wiring diagram See paragraph 5 8 and figures 8 10 11 and 12 Appendix A Connect the grounding wire to the ground screw outside Detector item 3 Figure 6 The Detector must be well grounded to Earth Ground Place and secure the Detector back cover by screwing the cover and securing it using the secure bolt item 15 Figure 5 30 Detector Wiring TM 888200 Rev 1 January 201 4 Tilt Mount Holding Plate Vertical Fine Alignment Tightening Screw Detector Source Holding Plate Vertical Crude Alignment Tightening Screw 3 Horizontal Crude Alignment Tightening Screw Vertical Find Alignment Screw 4 Horizontal Fine
6. 4 0 6 1 4 0 5 3 NORat 0 0 95 1 05 Must be 0 95 1 05 LEL O LEL xm O LEL x m Temp Up to 25 C beyond room temp Up to 25 C beyond room temp Voltage 32VDC gt V gt 18VDC 32VDC gt V gt 18VDC Note The installation information refers to the installation distance e Min The minimum distance as defined on the model no e Med Half of the maximum distance as defined on the model no e Max The maximum distance defined on the model no Safety Precautions 39 e SPELTREX INE SafEye Quasar 900 Gas Detector 6 6 Zero Calibration Zero calibration must be done after Installation Realignment Window Cleaning Any change in Detector or Source position Precise alignment must be performed prior to the zero calibration procedure Zero calibration should be performed in good weather conditions with insignificant gas concentrations in the surrounding environment or indoors gt To perform the zero calibration procedure 1 2 3 Switch from Normal to Alignment mode indication Switch from Alignment to Standby mode Switch from Standby to Zero Calibration mode The 0 20mA output should now be at Ima Wait up to 60 seconds until it switches to Normal mode The Detector reading is now set to normal The 0 20mA output should now indicate 4mA Switching from each position above first three instructions can be done by HOST HART refer to TM888030 or RS485 refer to TM888050 or TM799060 or by
7. Alignment Tightening Screw Horizontal Fine Alignment Screw Figure 4 Tilt Mount Detector Wiring 31 SPELTREX INE SafEye Quasar 900 Gas Detector 1 Tilt Mount Holding Plate 9 Detector Tightening Screw 2 Detector Source Holding 10 Detector Tightening Washer Plate Horizontal Crude Alignment Detector 3 11 Tightening Screw Horizontal Fine Alignment Telescope 4 12 Tightening Screw Vertical Fine Alignment Telescope Tightening Bolt 5 i 13 Tightening Screw Vertical Crude Alignment Detector Back Cover 6 f f 14 Tightening Screw Vertical Fine Alignment Detector Back Cover Secure 7 15 Screw Bolt 8 Horizontal Fine Alignment Screw Figure 5 Detector and Tilt Mount Assembly 32 Detector Wiring TM 888200 Rev 1 January 2014 Housing Internal Earth Connection Terminal Board Connection to Handheld Unit WINE Earth Terminal Detector Holding Plate Inlet Conduit Figure 6 Detector with Cover Removed Detector Wiring 33 r SPELTREX INE SafEye Quasar 900 Gas Detector 5 8 Detector Terminal Wiring The Detector has six wiring terminals The following describes the function of each electrical terminal of the detectors Table 11 Wiring Options Terminal No Function 1 Power 24V DC 2 Return 24V DC 3 0 20mA Input 4 0 20mA Output 5 RS 485 6 RS
8. Flash Source units can be installed and maintained with the use of general purpose common tools and equipment The installation procedure has to be performed by suitably qualified personnel This section does not attempt to cover all of the standard practices and codes of installation Rather it emphasizes specific points of consideration and provides some general rules for suitably qualified personnel Special safety precautions are stressed wherever applicable General Considerations Personnel Only suitably qualified personnel familiar with the local codes and practices trained for gas detection maintenance should be employed Wiring should only be performed or supervised by someone with knowledge of electronics and in particular wiring installation Tools Required The SafEye system requires the following tools e Set of screwdrivers Set of hex keys Allan wrenches supply with commissioning kit Voltage Multimeter Introduction 25 SPELTREX INE SafEye Quasar 900 Gas Detector 5 2 3 5 2 4 5 2 5 5 3 Site Requirements The installation position of the SafEye system must take into account if the gas being monitored is heavier or lighter than air and the individual site requirements The site selected must give the Detector a direct view to the Source The mounting point for each item should be secure and stable with minimal vibrations Equipment should be either mounted in a position where it cannot be kno
9. Function Programming page 16 e Detection Setup Function page 17 e Detector Default Setup page 18 3 4 1 Detection Function Programming The SafEye Ouasar 900 incorporates several functions that can be set by the customer using e Host software Refer to manual TM 888050 for programming instructions e Handheld unit P N 799810 Refer to manual TM 799060 for programming instructions The connection of the handheld to the detector is fast and intrinsically safe and allows function change with no need to open the detector 16 System Setup TM 888200 Rev 1 January 2014 3 4 2 3 4 2 1 3 4 2 2 3 4 2 3 3 4 2 4 Detection Setup Function See Detector Default Setup page 18 for default settings Setup includes the following options e Gas Calibration page 17 e Zero Calibration page 17 e Address Setup page 17 e Heated Optic Operation page 17 Gas Calibration Three gas types can be selected for maximum compatibility to the required measured gas es Gas Types e Methane full scale 5 LEL m e Propane full scale 5 LEL m e Ethylene full scale 8 LEL m These three calibrations are standard calibrations Zero Calibration e Enable Zero calibration is performed according to background e Disable The Detectors are not updated due to change of background Address Setup The Detector provides up to 247 addresses that can be used in RS 485 communication link Heated Optic Operation The heated opt
10. Perform signal verification see Signal Verification page 39 9 Perform zero calibration see Zero Calibration page 40 10 Perform functional check see Functional Check of Unit page 41 Signal Verification The signal verification check determines the proper operation of the open path It checks the alignment and cleanliness of the window or any problem in Source or Detector Use the PC Host software to measure the signal verification Refer to Manual TM 888050 or use I S handheld unit Refer to Manual TM 799060 for non I S Handheld Unit Function Check of Unit The SafEye Ouasar has been calibrated at the factory per the user s specific gas or vapor detection reguirements This procedure validates the functional operation The functional check must be done periodically Refer to 6 7 for instructions Caution Automatic activation or any external device that should not be activated during the calibration check should be disconnected 44 Periodic Maintenance Troubleshooting Table 14 Troubleshooting Problem Maintenance call status or R and S are below 2V DC at Gain 9 Cause Poor alignment Solution Perform alignment Dirt on the window Clean the window Poor light source Replace the light source Detector fault Replace repair Detector NORat below the permitted limit Gas in the path Make sure that the path is clean and the weather conditions are good NORa
11. an 29 5 6 1 TIEKIEP N e88 2O EE 29 5 6 2 Detector Source Installatton cece eee cece eee eee eee eee neta eee ed 29 5 7 Detector WIRING asian na eo eee Maia ENEE ENEE 30 5 8 Detector Terminal Wiring cece eee aan 34 SH Flash Source WIFI O Sea pi AE ES BERES EN ela ee eee kafe 34 5 9 1 WIring are anna live ceca tees eben aa delve dees BEN aa 34 5 9 2 Terminal Wiring nano ob dee be ay Salted eo ve ee dao a 35 6 Operating Instructions Woo aan 37 6 1 SafEye Operation 37 62 Alignment of Uns A a ad 37 6 3 Powering up the System 38 6 4 gt Safety Precautions esc deli ARRE pagos ada an 39 Dh Signal VeriticatlOnies ra gi ana AAA A a 39 6 5 1 Signal Values Limitatton aan 39 626 Zero Calibrador loli BB 40 6 7 Functional Check Of Unit 41 7 Maintenance Instructions Moon 43 7 1 General Maintenance 43 7 2 Periodic Maintenance n a a n Ea ea 43 7 2 1 Routine Optical Surface Cleaning Jan 44 7 2 2 Signal Verification anian E a a eee a a nena aa Ea E a a 44 7 2 3 Function Check of Unit 44 8 Troubleshooting 2 0 aan 45 AbPpPendices siii naa ii ana rer rer rrr aan ma aa Hana ana 47 A Wiring ConfiguratiOnS a uananunnannnnnnnnnnnnnnnnnnnnnunnnnvnnnnvnnnnvnnnnvnnnnvnnnnvnnnnvnnnnn 49 Al RS 485 Communication Network 53 Table of Contents ix SPECTREX INE SafEye Quasar 900 Gas Detector B AccessorieS s rsrsnunnsuunnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnvn
12. be implemented by an Alert signal via the 20mA current loop After installation and configuration the set up parameters must be verified and the function of the SafEye Quasar 900 IR Open Path Gas Detector must be checked completely The alarm conditions of the transmitter must be checked periodically together with the typical gas calibration checks The SafEye Ouasar 900 IR Open Path Gas Detector must be switched OFF and ON The connected controller must monitor the 4 20mA signal current for values below 4MA and above 20ma A defect on the SafEye Quasar 900 IR Open Path Gas Detector must be repaired within 72 hours 58 General Conditions for Safe Use Technical Support For all technical assistance or support contact SPELTREX INC 218 Little Falls Road Cedar Grove NJ 07009 USA Tel 1 973 239 8398 Fax 1 973 239 7614 Email spectrex spectrex net Web site www spectrex net Your Local Office SPECTREX INC USA Texas Mr Jay Cooley Regional Sales Manager 16203 Park Row Suite 150 Houston Texas 77084 USA Phone 1 832 321 5229 Email jay spectrex net Europe Mr lan Buchanan Regional Manager 6 Applecross Road Glasgow G66 37 United Kingdom Phone 44 0 141 578 0693 Email ian spectrex net Far East Mr Deryk Walker Regional Sales Manager 59 Fen Ji Hu Danshui Taipei County 25163 Taiwan ROC Phone 886 2 8626 2893 Mobile 886 926 664 232 Email deryk spect
13. on configuring installing operating and servicing see SIL 2 Features page 57 and TUV report no 968 EZ 619 00 13 2 4 4 Functional Test The Quasar 900 was functional approved per FM 6325 The Quasar 900 was functional tested by FM per EN60079 29 4 2 5 Models and Types The Quasar 900 includes 4 models with the same detector and different source That gives the ability to get detection at distances of 7 200m Table 2 Model Numbers and Installation Distances ia Detector Source Installation Installation Distance Distance 901 OR X 11X OT X 11X 23 ft 7 m 66 ft 20 m 902 OR X 11X QT X 21X 50 ft 15 m 132 ft 40 m 903 OR X 11X OT X 31X 115 ft 35 m 330 ft 100m 904 OR X 11X OT X 41X 265 ft 80 m 660 ft 200 m 8 Models and Types TM 888200 Rev 1 January 2014 C ATEX F FM 1 Standard 1 Standard 1 M25 2 NPT QT C ATEX F FM 1 7 20m Short Range 2 15 40m Medium Rangel 3 35 100m Medium Range2 4 80 200m Long Range 1 M25 2 NPT Figure 1 P N Definition of Quasar 900 2 6 Description The SafEye comprises two main units e The Flash Infrared Source Transmitter e The Infrared Detector Receiver Ouasar 900 detects gases over an open path transmitted from the Flash Source to the Detector Description 9 ah SPELTREX INE SafEye Quasar 900 Gas Detector 2 6 1 Flash Source Unit The Flash Source unit emits IR radiation pulses at the rate of two pulses per second
14. page 56 Tilt Mount P N 888270 The Tilt Mounting Brackets allow accurate alignment of the detector source for proper operation of the open path The brackets give crude alignment of 30 and fine alignment of 5 Pole Mount U Bolt 5 inch P N 799225 The U bolt mount is available to facilitate 5 pipe mounting Commissioning Kit P N 888247 The Commissioning Alignment Kit unit is reguired for commissioning and future maintenance checks Only one kit is reguired per site The kit includes an Alignment Telescope P N 888210 a Magnetic Mode Selector P N 790285 two Function Check Filter P N 888260 1 2 for system installation and periodical functional testing along with socket keys for access to units RS485 Hand Held Diagnostic Unit P N 799810 RS485 Hand Held diagnostic unit fitted with harness and converter to the guick plug connection which provides easy and economical connection will provide verification status and instructions for correcting the detector s parameters RS485 Hand Held Diagnostic Unit P N 799810 55 SPELTREX INE SafEye Quasar 900 Gas Detector B 5 B 6 B 7 B 8 B 9 This is an I S approved Hand Held with I S harness and converter to suit the detector and programmed with a special host for maintenance and commissioning HART Hand Held Diagnostic Unit P N 888810 HART Hand Held diagnostic unit fitted with harness to the quick plug connection which provides easy and economical con
15. performance in icing condensation and snow conditions There is one detector type that is suitable for all Guasar models 901 902 903 and 904 P N QR X 11X 1 Front Window Section 7 Earth Terminal 2 Label 8 Front Window 3 Main Housing 9 Handheld Fast Connection 4 Mounting Plate 10 Cable Inlet 5 Junction Box 11 Indication Led 6 Back Cover Figure 3 Detector Description 11 SPELTREX INE SafEye Quasar 900 Gas Detector 12 Description 3 3 1 3 1 1 Operating Modes In this chapter Operational Modes page 13 Visual Indicators page 15 Output Signals page 15 System Setup page 16 Operational Modes The Ouasar 900 has four operational modes e Normal Mode page 13 e Maintenance Call Mode 3mA Output page 13 e Fault Mode page 14 e Zero Calibration Mode 1mA Output page 14 Normal Mode This mode is used for gas detection In normal mode the following statuses are possible e Normal Signal received from gas detection is at safe levels e Warning Gases have been detected at warning levels e Alarm Gases have been detected at alarm levels Note For the standard 0 20mA output the Warning and Alarm levels are not relevant The user chooses these alarm levels at the controller The output Detector will be 4mA at zero reading and 20mA for full scale reading Warning and Alarm states are relevant where the stepped 0 20mA output is used and
16. sure that the Source and Detector are connected to power 2 Make sure that the 4 20mA meter is connected to the Detector 3 Power up the system 18 32VDC 4 After 60 seconds the current meter will indicate 4mA Note Zero calibration should be performed after powering up the system see Zero Calibration page 40 38 Powering up the System TM 888200 Rev 1 January 2014 6 4 6 5 6 5 1 Safety Precautions After powering up the Detector requires minimal attention in order to function properly but the following should be noted 1 Follow the instructions in the Manual refer to the drawings and specifications issued by the manufacturer Do not open the detector source housing while power is supplied Disconnect external devices such as automatic extinguishing systems before carrying out any maintenance task warranty Signal Verification The signal verification can be done through Host software supplied by Spectrex Refer to Manual TM 888050 or by Handheld unit refer to Manual TM 799060 Signal Values Limitation Table 13 describes the maintenance data channels limitation limits Table 13 Maintenance Channels Limit Values Installation Distance Channel Min Med Max Maintenance Reference 1V Gainl 1V Gain2 1V Gain4 The minimum signal allowed is 2V at Gain9 Signal 1 1V Gainl 1V Gain2 1V Gain4 The minimum signal allowed is 2V at Gain9 Ratio O 0 6 1 4 0 6 1
17. time in content hereof with no obligation to notify any persons of revisions or changes Spectrex Inc does not assume any liability arising out of the application or any use of any product or circuit described herein neither does it convey license under its patent rights or the rights of others Warning This manual should be carefully read by all individuals who have or will have responsibility for using maintaining or servicing the product The Source and Detector are not field repairable due to the meticulous alignment and calibration of the sensors and the respective circuits Do not attempt to modify or repair the internal circuits or change their settings as this will impair the system s performance and void the Spectrex Inc Product warranty Legal Notice iii SPELTREX INE SafEye Quasar 900 Gas Detector Release History Rev Date Revision History Prepared by Approved by F February First Release lan Buchanan Eric Zinn G June 2013 Second release lan Buchanan Eric Zinn H August 2013 Third Release lan Buchanan Eric Zinn January 2014 Fourth Release lan Buchanan Eric Zinn iv Release History About this Guide This manual describes the Guasar 900 Open Path Gas Detection System and its features and provides instructions on the installation operation and maintenance This guide includes the following chapters and appendices Chapter 1 Scope provides a general introduction and
18. 485 5 9 Flash Source Wiring 5 9 1 Wiring To install the wiring 1 Release the back screw bolt item 15 Figure 5 and open the source back cover item 14 fig 4 The chamber is now revealed Remove the protective plug mounted on the source conduit cable entry inlet pull the wires through the source inlet item 4 Figure 7 Use a 3 4 14NPT or M25x1 5 explosion proof conduit connection cable gland to assemble the cable explosion proof conduit to the Detector Connect the wires to the reguired terminals item 2 Figure 7 according to the wiring diagram See paragraph Terminal Wiring page 35 and Figure 11 Appendix A Connect the grounding wire to the ground screw outside Detector item 3 Figure 7 The source must be well grounded to Earth Ground Place and secure the source back cover by screwing the cover and secure the back screw bolt 34 Detector Terminal Wiring TM 888200 Rev I January 2014 5 9 2 Terminal Wiring The Flash Source contains six wiring terminals Table 12 Flash Source Wiring Options Terminal No Function 1 Power 24V DC 2 Return 24V DC 3 Spare 4 Spare 5 RS 485 6 RS 485 1 Housing 5 Internal Earth Connection 2 Terminal Board 6 N A 3 Earth Terminal 7 Detector Holding Plate 4 Inlet Conduit Figure 7 Source with Cover Removed Flash Source Wiring 35 SPELTREX INE SafEye Q
19. 9 17 Repair of this equipment shall be carried out by suitably trained personnel in accordance with the applicable code of practice e g EN 60079 19 The certification of this equipment relies upon the following materials used in its construction e Enclosure 316L Stainless Steel e Window Sapphire Glass e Seals EPDM If the equipment is likely to come into contact with aggressive substances then it is the responsibility of the user to take suitable precautions that prevent it from being adversely affected thus ensuring that the type of protection provided by the equipment is not compromised e Aggressive substances For example acidic liquids or gases that may attack metals or solvents that may affect polymeric materials e Suitable precautions For example regular checks as part of routine inspections or establishing from the material s data sheets that it is resistant to specific chemicals Special Conditions for safe use The Quasar 900 Open Path Gas Detectors amp Flash Source Units shall not be used as safety related devices in accordance with directive 94 9 EC 28 Certification Instructions TM 888200 Rev 1 January 2014 5 5 Conduit Cable Installation The conduit and cable installation must comply with the following guidelines 1 To avoid water condensation in the detector it should be installed with the conduits cable entries facing downwards 2 Use flexible conduits cables for the last portio
20. FM per EN60079 29 4 Programmable configuration via the handheld unit Fast connection to I S approved handheld diagnostic calibration unit 3mA maintenance call Warranty 3 years for the complete SafEye system Warranty 10 years for Xenon Flash bulb Features SPELTREX INE SafEye Quasar 900 Gas Detector 2 2 2 3 2 3 1 2 3 2 Applications The Quasar 900 system may be used to monitor flammable gas concentration in various applications such as e Petrochemical pharmaceutical and other chemical storage and production areas e Flammable and toxic chemical storage sites and hazardous waste disposal areas e Refineries oil platforms pipelines refueling stations and fuel storage facilities e Hazardous loading docks transportation depots and shipping warehouses e Engine rooms e Compressor and pumping stations e Testcells e LNG LPG Systems e Offshore Floating Production Storage and Shipping vessels FPSO and fixed oil rigs Principle of Operation The Quasar system detects gases through a dual spectral range monitoring analyzing the absorption of radiation caused by gases in the atmosphere and comparing it ratio to background atmospheric absorption Definitions of Terms The following list defines gas concentrations measurement terms that are used in this manual Table 1 Gas Concentrations Measurement Terms Term Description LEL Lower Explosive Limit The minimum concentration
21. GD IECEX Ex d e ib ib Gb 11B H2 T4 Gb Ex tb IIIC T135 C Db IP66 FM FMC Class Div 1 Groups B C and D Class 11 11 Div 1 Groups E F and G T6 58 F 50 C lt Ta lt 149 F 65 C Functional Approved per FM 6325 Testing Tested by FM per EN60079 29 4 Water and Dust IP 66 and IP 68 Tight IP68 is rated for 2 meter depth for 45 minutes NEMA 250 type 6p Electrical Conformal coated Modules Electrical Two options specified at time of order Connection 2 X M25 ISO 2 X 3 4 14NPT conduits Dimensions Detector 10 5x5 1x5 1in 267 x 130 x 130mm Source 10 5 x 5 1 x 5 1 in 267 x 130 x 130mm Tilt Mount 4 7 x 4 7 x 5 5 in 120 x 120 x 40mm Weight Detector 11 Ib 5 kg Source 11 Ib 5 kg Tilt Mount 4 2 Ib 1 9 kg Mechanical Specifications 21 SPELTREX INE SafEye Quasar 900 Gas Detector 4 4 Environmental Specifications The SafEye system is designed to withstand harsh environmental conditions The source and detector units compensate for adverse conditions while maintaining accuracy 4 4 1 High Temperature Designed to meet MIL STD 810C method 501 1 procedure II Operating Temperature 149 F 65 C Storage Temperature 149 F 65 C 4 4 2 Low Temperature Designed to meet MIL STD 810C method 502 1 procedure Operating Temperature 4 2F 20 2C Storage Temperature 40 F 40 2C 4 4 3 Humidity Designed to meet MIL STD 810C method 507 1 procedure IV relative humidity of up
22. Galen rund ae 5 2 3 8 Heated OptI CS dmn en an ad Eet Rb atas dana ana 6 2 3 9 HART PrOLOCO sissies snes an ER RA AA VARO ALA LA aa 6 2 3 10 Handheld Unit NEEN aa sda 6 2 3 11 Modbus RS 485 i aaa i 7 2 3 12 Tilt Mount ege nai dea ili Ban 7 2 4 Product Certification He adi 7 2 41 ATEX P ECE RA a a a a e Aa 7 2 4 2 FM LL EMC curindh tanouiau enidude A 8 2 4 3 Sl Zo reg riore aa inn Ra EN KE RN 8 2 4 4 Functional Test sa saga kesana an esa us masa Banua maan sa 8 Zb Models nd TYPES seria i 8 226 Description aia GR nana ha o see Sa anna ala 9 2 6 1 Flash Source Uniti or RE AE nan 10 2 6 2 Detector UNit essasi aa asas 11 Table of Contents vii SPELTREX INC SafEye Quasar 900 Gas Detector 3 Operating MOdeS o o o o conan 13 3 1 Operational Modes NEE HENNEN ENEE decada ana ie ada ai 13 3 1 1 Normal Mode mmm SEENEN a 13 3 1 2 Maintenance Call Mode 3MA Output 13 3 1 3 Fault Mode sunset nana Numb naa sman 14 3 1 4 Zero Calibration Mode 1MA Output 14 32 Visual INdic tors uranet die nde sean deg Aid 15 3 3 Output Gignals aa 15 3 3 1 0 20mA Current Output i 15 3 3 2 R5 485 Interface Lusis aa MAN dadas 16 E System SOU Pidio at ir e an Taka naa nana men nada 16 3 4 1 Detection Function Programming 16 3 4 2 Detection Setup Function eee eee eee eee eee teen e rante tated 17 3 4 3 Detector Default Setup cece eee eee eee an 18 4 Technical Specif
23. Relevant Parameters for the Quasar page 57 900 Open Path Gas Detector General Conditions for Safe Use page 58 This appendix details the special conditions to comply with the reguirements of EN 61508 for SIL 2 The SafEye Ouasar 900 IR Open Path Gas Detector can be used in low and high demand mode applications see I EC 61508 4 2010 Chapter 3 5 16 C 1 Safety Relevant Parameters for the Quasar 900 Open Path Gas Detector Type B Structure lool HFT 0 Main time to repair 72h Ambient temperature max 65 C Proof Test Interval 52 weeks Ag 2056 Hit Ap 1976 Hit Apu 114 8fit Asp 1933 4fit App 1861 4fit SFF 97 DC 94 PFDavg 6 45x 10 PFD sir 6 4 PFH 1 15 x 10 1 h PFH si 11 5 Safety Relevant Parameters for the Quasar 900 Open Path Gas Detector 57 r SPELTREX INE SafEye Quasar 900 Gas Detector C 2 General Conditions for Safe Use The SafEye Quasar 900 IR Open Path Gas Detector shall consist only of the approved hardware and software modules The application advice and the limitations of the manual must be taken into consideration For calibration and maintenance the regional and national regulations have to be taken into consideration The 24V power supply must fulfill the requirements for PELV SELV of EN 60950 The HART and RS 485 interfaces are not allowed to be used for the transmission of safety related data The alert conditions according to SIL 2 can
24. T Highway Addressable Remote Transducer communication protocol IAD Immune at Any Distance IECEX International Electrotechnical Commission Explosion IPA Isopropyl Alcohol IR Infrared JP5 Jet Fuel Latching Refers to relays remaining in the ON state even after the ON condition has been removed LED Light Emitting Diode LPG Liquefied Petroleum Gas mA MilliAmps 0 001 amps MODBUS Master slave messaging structure N C Normally Closed N O Normally Open N A Not Applicable NFPA National Fire Protection Association NPT National Pipe Thread SIL Safety Integrity Level UNC Unified Coarse Thread VAC Volts Alternating Current vi Abbreviations and Acronyms Table of Contents Ouasar 900 Open Path Gas Detection System User s and Maintenance Manual Moana neon i Legal Noti oia A ea Ke iii Release HIS tony ata OR hel oe a Ae eh a iv About this Guides sanar aan DANA SNN EN Sab Sewer v Abbreviations and Acronvnms aa vi p ey ef EE 1 LA gt Product OVErView ena AA SN NN cue ale eae BANNER ee 1 2 Technical Description ooooo oo oo 3 2 1 Features sea iis ceeded A EES 3 2 2 E eelef e Le EE 4 2 3 Principlesof Operation kena s re ee eA RN Nu eder 4 2 3 1 Definitions of Terms aa 4 2 3 2 Spectral Finger FEIER sant AO SN NN 4 2 3 3 Optical Paths tia SERA EE 5 2 3 4 Microprocessor Base 5 2 3 5 EE Ek 5 2 3 6 Gas Calibracion ena biasa A aa CATA EA dag KE 5 2 3 7 Flash SOU FCE nas ae area GTA EN
25. The pulse width 5 10usec is very powerful The front of the source SafEye has a lens that collimates the IR beam for maximum intensity The front window is heated to improve performance in icing condensation and snow conditions There are four source types e For Short Range 901 source P N QT X 11X e For Medium Range 1 901 source P N QT X 21X e For Medium Range 2 903 source P N QT X 31X e For Long Range 904 source P N QT X 41X 1 Front Window Section 6 Back Cover 2 Label 7 Earth Terminal 3 Main Housing 8 Front Window 4 Mounting Plate 10 Cable Inlet 5 Junction Box 11 Indication Led Figure 2 Flash Source The sources for models 901 902 and 903 are the same electronically and optically The only difference is in the apparatus The source for model 904 has different optics with different XENON lamp source 10 Description TM 888200 Rev I January 2014 2 6 2 Detector Unit The Detector receives the transmitted pulsed radiation signals from the Flash Source The signals are then amplified and fed into an analog to digital signal converter to be processed by the internal microprocessor When the signals drop below a prescribed level the internal microprocessor will compensate for them This will allow the signal 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
26. age 20 page 21 page 22 General Specifications Simultaneous detection of C1 C8 flammable gases Table 8 Table 8 Detection Distance Range Model Min Max Detector Source Installation Installation No s Distance Distance 901 OR X 11X OT X 11X 23 ft 7 m 66 ft 20 m 902 OR X 11X QT X 21X 50 ft 15 m 132 ft 40 m 903 QR X 11X QT X 31X 115 ft 35 m 330 ft 100m 904 OR X 11X OT X 41X 265 ft 80 m 660 ft 200m Response Time 3 sec to T90 Spectral Response 2 0 3 0 micron Sensitivity Range Full Scale Warning Alarm LEL m LEL m LEL m Gas 1 Methane 5 1 3 Gas 2 Propane 5 1 3 Gas 3 Ethylene 8 1 6 4 8 Field of View Line of Sight Alignment 0 5 Tolerance Drift 7 5 of the reading or 4 of the full scale Minimum Detectable Level Temperature Range whichever is greater 0 15 LEL m 67 F 55 C to 149 F 65 C General Specifications 19 SPELTREX INE SafEye Quasar 900 Gas Detector Immunity to false Does not produce false alarm and is not alarm influenced by Solar Radiation Hydrocarbon Flames and other external IR Radiation Sources 4 2 Electrical Specifications Operating Voltage 18 32 VDC 4 2 1 Power Consumption Table 9 Detector and Source Maximum Power Consumption Without Heated With Heated Optic Max Optic Max Detector 200mA 250mA Source 200mA 250mA 4 2 2 Electrical input protection The input circuit is protected agains
27. ails refer to the HART Manual TM 888030 The HART communication can be connected on the 0 20mA line or through the IS connection with a standard Handheld loaded with our host software and a special harness Handheld Unit The I S approved handheld diagnostics unit Part no 799810 is available to make installation and maintenance easier This is an all on one diagnostic calibration interrogation plug in unit that allows for one person installation and maintenance Principle of Operation TM 888200 Rev 1 January 2014 2 3 11 2 3 12 2 4 2 4 1 The handheld unit can be used 1 For on site function programming and set up changes to the Detector 2 During installation the handheld unit will display all the detector s parameters and confirm that the installation has been completed successfully It is also required to perform the necessary Zero calibration function 3 For Maintenance and Trouble Shooting The handheld unit will provide recommendation of maintenance action to overcome and optimize the Detector s performance For more details refer to Manual TM 799060 Modbus RS 485 For more advanced communications the Quasar 900 has a RS 485 Modbus compatible output that provides data communication from a network up to 247 Detectors to a host computer or universal controller for central monitoring This feature enables easy maintenance local and remote diagnostic tools Tilt Mount The new design sta
28. cked out of alignment or guarded from physical impact The Source and Detector The appropriate Detector should be selected for the length of open path to be monitored To allow for ageing of the Source and a reduction of the IR signal due to adverse weather we recommend using a Detector that is not at the limit of its operating range The open path between the Source and Detector and the immediate surroundings should be kept clear of obscuration that might hinder the free movement of air in the protected area or block the infrared beam Guidance Tips for Gas Detector Locations Guidance Tips for Gas Detector locations in order to provide the best detection coverage e Below potential leak source for heavier than air gases e Above potential leak sources for lighter than air gases e Near to leak sources along the expected leak trajectory taking into account prevailing wind directions e Between leak source and potential ignition sources e In area with expected heavy fog rain or snow consider the effect of long range installation and install the Detector at shorter range with the maximum intensity model available Preparations for Installation 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 The System should include th
29. ctions and for maintenance refer to Manual TM 799060 for instructions e To use HART Protocol to change the required functions and for maintenance refer to Manual TM 888030 The HART can be connected on the 0 20mA line or through the IS port for setting Product Overview 1 SPELTREX INE SafEye Quasar 900 Gas Detector 2 Product Overview 2 Technical Description In this chapter 2 1 Features page 3 Applications page 4 Principle of Operation page 4 Product Certification page 7 Models and Types page 8 Description page 9 Features Long Range Gas Detection up to 660ft 200m Simultaneous detection of C1 C8 flammable gases High Sensitivity and fast response to Hydrocarbon gases Heated optics to improve performance in icing condensation and snow conditions Continuous operation in extreme and harsh environmental Conditions Solar blind and immune to industrial environments Withstands extreme vibration conditions Standard 0 20 mA Output HART Protocol Communication Protocol RS 485 Output Modbus compatible for PC Communication Network for a maximum of 247 systems Simple one person installation alignment and calibration ATEX amp IECEx per EX II 2 GD Ex d e ib ib Gb IIB H2 T4 Gb Ex tb IIIC T135 C Db IP66 TUV approved per SIL2 requirements FM FMC approved per Class I Div 1 Group B C and D Class II III Div 1 Group E F and G Functional approved per FM 6325 Functional tested by
30. e following in addition to this manual e Detector unit QR X 11X See Models and Types page 8 e Source unit QT X X1X See Models and Types page 8 e Two Tilt Mount Bases P N 888270 e 1 base is used for the Detector e 1 base is used for the Flash Source e Commissioning Kit P N 888247 26 Preparations for Installation TM 888200 Rev 1 January 2014 The Commissioning kit includes Function Check Filter and the Telescope Kit which is used during each SafEye installation and then removed They can be reused for all other SafEye installations on the site Therefore only one set is provided for several detectors e Telescope Kit P N 888210 e Function Check Filters P N 888260 1 2 e Handheld Unit P N 799810 e Other accessories are available per the customer request e Pole Mount U Bolt 5 inch P N 799225 e HART Hand Held Diagnostic Unit P N 888810 e HART Hand Held Harness Kit P N 888815 e USB RS485 Harness Converter Kit P N 794079 8 e Mini Laptop Kit P N 777820 e Sunshade P N 888263 See details in Appendix B The following procedure is used for preparing the installation of the 900 Gas Detector 1 Verify the appropriate Purchase Order Record the Part No and the Serial No of the detectors and source units and the installation date in the appropriate log book 2 Open the container package immediately prior to detector installation and visually inspect the detectors sources and accessories
31. ed to that of previous alignments It is recommended to perform this check every 6 12 months The signal should be checked according to threshold levels see Signal Verification page 39 5 The functional check should be performed every 6 months see Functional Check of Unit page 41 6 Alignment procedure should be performed only if the signals are below Threshold value see Signal Verification page 39 7 Zero calibration see Zero Calibration page 40 must be done every time the Detector or Source is realigned or windows cleaned General Maintenance 43 SPELTREX INE SafEye Quasar 900 Gas Detector 7 21 7 2 2 7 2 3 Routine Optical Surface Cleaning The SafEye system being an optical device must be kept as clean as possible The optical surfaces concerned are the Source and Detector viewing windows To clean the optical window proceed as follows 1 Turn off the power to the SafEye detector and source 2 In places where dust or dirt has accumulated on the optical surface clean the surface with a small soft bristle brush 3 The surfaces must then be washed thoroughly with water and a mild non abrasive detergent 4 Thoroughly rinse the glass surface with clean water ensuring no residue is left behind Dry the glass with a clean dry soft cloth Enter in the Maintenance Logbook Date name of person and company who performed the maintenance service 7 Turn on power to the SafEye detector and source 8
32. ent variance in the Maintenance Logbook If the variance is more than a 30 change when compared to the previous check see delivery form repeat the alignment Functional Check of Unit 41 SPELTREX INE SafEye Quasar 900 Gas Detector 42 Functional Check of Unit 7 1 7 2 Maintenance Instructions In this chapter General Maintenance page 43 Periodic Maintenance page 43 General Maintenance The SafEye Quasar 900 requires only simple periodic maintenance to provide satisfactory service and achieve maximum performance The Detector and Source units can be maintained with the use of common tools and equipment Record the periodic test results in Maintenance Logbook with a copy of the delivery form inside Periodic Maintenance Recommended cleaning of optical surfaces to be performed periodically Note The frequency of cleaning operations is ultimately dependent upon the existing environmental conditions and the applications used To perform periodic maintenance 1 Proper maintenance will allow the SafEye system to retain maximum performance and reliability 2 The optical surfaces of the Source and Detector viewing windows should be kept as clean as possible as it is an active device 3 Alignment procedures must be performed each time that the Source or the Detector unit has been opened or moved for any reason 4 The Signal Verification Check corroborates the current signals from the Flash Source compar
33. icatiONS oo mo oo oo 19 4 1 General Specifications 0 19 4 2 Electrical Gpechfications sirene rara rante rante ete a 20 4 2 1 Power CONSUMPTION 20 4 2 2 Electrical input protection sis an 20 4 2 3 Electrical OUtPU S ug Wo oo a led re ana a vite ale Tuas la seer EAR ad 20 4 3 Mechanical Specifications aa 21 4 4 Environmental Specifications aa 22 4 4 1 High Temperature 22 4 4 2 LOW Temperature ea an an AAA An aan Aa nga 22 4 4 3 HU lia 22 4 4 4 Salt and Enciso 22 4 4 5 Water nd Dust sti ad e da nana cee aid SO ed ED da ata tint 22 4 4 6 Shock and Vibration ser ss oo santa Li eeeh DU Eh aan 22 4 4 7 Electromagnetic Compatibility EMC 0 eee eee eee eee ee ea eee es 23 5 Installation InstruUctiOnS Joon 25 Dil PROD UCU ON mass tre mma eat hak cites amen aw ee EL tod ada pa 25 5 2 General Considerations aa 25 5 2 1 Pers OM ad tt martin indica ia 25 5 2 2 Tools Required asas an BN aa Ea RU Eq DEAR ak 25 5 2 3 Site Requirements 26 viii Table of Contents TM 888200 Rev 1 January 2014 5 2 4 The Source and Detector e eee eee eee eee eee e teens teen e eae e ee 26 5 2 5 Guidance Tips for Gas Detector Locations 26 5 3 Preparations for Installation eee aa 26 5 4 Certification Instruchons oo 28 5 5 Conduit Cable Installation cece eee eee eee eee aa 29 5 6 Detector Source Mounting cece cece
34. ics for the Detector unit can be defined as one of the following modes e OFF Not operated e ON Operated continuously e AUTO On per temperature change default When operated per temperature change the user can define the start temperature below which the window will be heated between 0 to 50 C The Detector will stop heating the window when the temperature will be 15 C above the defined temperature This feature relates to the Detector only The Source heated optic must be defined with the order in two options e Heated continuously e Start heating below 41 F 5 C default System Setup 17 e SPELTREX INC SafEye Quasar 900 Gas Detector 3 4 3 Detector Default Setup The Detector has 8 functions that can be programmed according to the customer requirement at factory or at customer facility using a software Host or a handheld unit The standard set up is as follows Table 6 Detector Default Set Up Function Setup Gas Type 1 BG Zero Calibration Enabled 0 20mA Continuous Heat mode Auto Heat on 5 Table 7 Source Default Set Up Function Setup Heat mode Auto Heat on 5 The Source default can be changed with the same Host 18 System Setup 4 Technical Specifications In this chapter General Specifications Electrical Specifications Mechanical Specifications Environmental Specifications 4 1 Detected Gases Detection Distance range page 19 p
35. inless steel tilt mount provides a smaller installation footprint that can conform to limited space constraints while the sturdy construction maintains alignment even in constant vibration The improved X and Y axis worm gear adjustments provide quick and easy alignment for installation and maintenance procedures Product Certification The open path Quasar 900 is approved for the following certification e ATEX IECEx page 7 e FM FMC page 8 e SIL 2 page 8 e Functional Test page 8 ATEX IECEx The Quasar 900 is ATEX approved per SIRA 12ATEX1212X and IECEx per IECEx SIR 12 0086X per e ATEX Ex II 2 GD Ex de ib ib Gb IIB H2 T4 Gb Ex tb IIIC T135 C Db IP66 e T Ambient 55 C to 65 C This product is suitable to use in hazardous zones 1 and 2 with II B H2 group vapors present Product Certification 7 e SPELTREX INC SafEye Quasar 900 Gas Detector 2 4 2 FM FMC The Quasar 900 is approved to FM FMC Explosion Proof per e Classl Div 1 Group B C and D T6 58 F 50 C lt Ta lt 149 F 65 C e Dust Ignition Proof Class II III Div 1 Group E F and G e Ingress Protection IP66 amp IP68 NEMA 250 Type 6P IP68 is rated for 2 meter depth for 45 minutes 2 4 3 SIL 2 The Quasar 900 Is TUV approved for SIL2 requirements per IEC 61508 The alert condition according to SIL 2 can be implemented by alert signal via 0 20mA current loop For more details and guidelines
36. ison with its dual spectral beam Microprocessor Based The incoming signals are analyzed by the built in microprocessor A sophisticated mathematical algorithm calculates between the various functions of the detected signal thresholds Statistics ratio algorithms data communications diagnostics and other functions are performed Gas Sensitivity The SafEye Quasar 900 Model uses wavelengths around 2 34 spectral band to measure air flammability potential between the source and detector At this wavelength all hydrocarbon materials have an absorption peak This enables the detector to achieve both regular sensitivity of 0 5 LEL m The Quasar 900 detects hydrocarbon gases including methane ethylene propane ethane butane and so on Gas Calibration The Quasar 900 has three calibrations that can be changed by function Setup e Gas 1 100 methane e Gas 2 100 propane e Gas 3 100 ethylene The full scale of methane and propane is 5 LEL m The full scale of ethylene is 8 LEL m Flash Source The Xenon Flash Source was originally introduced in the first SafEye development and was designed to overcome false alarms which were experienced by early generations of the open path system The new SafEye Quasar 900 employs the latest generation of flash bulbs to provide even more power and extended operation life 10 years Principle of Operation 5 r SPELTREX INE SafEye Quasar 900 Gas Detector 2 3 8 2 3 9
37. moving the magnetic mode selector above the magnetic switch see Figure 8 Magnet Figure 8 Magnetic Mode Selector 40 Zero Calibration TM 888200 Rev 1 January 2014 6 7 Functional Check of Unit The SafEye system has been calibrated at the factory for the User s specific gas or vapor detection reguirements The following procedure validates the functional operation of the system The Functional Check Filter is a convenient operational check used to confirm that response has not changed from previous readings The filter is not used for calibration which is unnecessary nor does it eguate to a particular guantity of gas Caution Automatic activation or any external device that should not be activated during the calibration check should be disconnected Notes 1 2 This functional verification procedure is for a standard 0 20mA output Prior to starting the functional check verify that the power to the units is on and that the current of the 0 20mA channel is stable Record the reading gt To perform the functional check 1 2 Position the Functional Check filter in front of the SafEye Detector The functional check filter s window must be centered 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 This difference is the 0 20mA current variance Record the 0 20mA curr
38. n connecting to the detector 3 When pulling the cables through the conduits ensure that they are not tangled or stressed Extend the cables about 12 inches 30cm beyond the Detector location to accommodate wiring after installation 4 After the conductor cables have been pulled through the conduits perform a continuity test 5 6 Detector Source Mounting The Detector Source should be mounted with the Tilt Mount Kit Model 888270 The Tilt enables the Detector to be rotated up to 45 in all directions and fine alignment of up to 3 5 6 1 Tilt Kit P N 888270 The following contents are included with the Tilt Mount Kit Table 10 Tilt Mount Kit Item Oty Type Model Tilt Mount 1 888269 Screw 1 M10 x 1 5 Spring Washer 1 No 10 5 6 2 Detector Source Installation Figure 4 and Figure 5 The detector and the source can be installed in two ways with the same Tilt Mount gt To install the Detector Source 1 Place the Tilt Mount holding plate item 1 in its designated location and secure it with 4 fasteners through four 4 holes dia 8 5mm Notes e Skip this step if the Tilt Mount is already installed e Detector removal for maintenance purpose does not require Tilt Mount removal Conduit Cable Installation 29 r SPELTREX INE SafEye Quasar 900 Gas Detector 5 7 Place the Detector with its conduit cable inlets pointing downwards on the Detector holding plate of the Tilt Mount item
39. nection The HART Hand Held will provide verification status and instructions for correcting the detector s parameters This is an I S approved Hand Held with a special harness to suit the detector and a host for maintenance and commissioning HART Hand Held Harness Kit P N 888815 A quick plug connection with harness which is connected on one side to a standard HART Hand Held unit and includes Spectrex host software that can be uploaded to an existing Hand Held does not include the Hand Held USB RS485 Harness Converter Kit P N 794079 8 The USB RS485 Harness Kit with RS485 USB converter used with Spectrex Host software enables the user to connect to any available PC or laptop to re configure settings or perform diagnostics on the Quasar 900 gas detector Refer to manual TM 888050 for programming instructions when using the USB RS485 Harness Kit Mini Laptop Kit P N 777820 The mini laptop pre loaded with Spectrex software enables the user to re configure settings or perform diagnostics on all flame and gas detectors series Refer to manual TM777070 for programming instructions when using the Mini Laptop Kit The kit includes cable harness with RS485 USB converter The mini laptop is programmed with maintenance winhost for all detectors type Sunshade P N 888263 The Sunshade is designed to protect the detector from the heat of the sun 56 Sunshade P N 888263 C SIL 2 Features In this appendix Safety
40. nnnvnnnnvnnnnvnnnnvnnnnvnnnnvnnnnvnnnnn 55 B 1 Tilt Mount P N 888270 W mn 55 B 2 Pole Mount U Bolt 5 inch P N 799225 oococooWooooo Woro 55 B 3 Commissioning Kit P N 888247 an 55 BA R5485 Hand Held Diagnostic Unit P N 799810 55 B 5 HART Hand Held Diagnostic Unit P N 888810 56 B 6 HART Hand Held Harness Kit P N 888815 ia 56 B 7 USB RS485 Harness Converter Kit P N 794079 8 56 B 8 Mini Laptop Kit P N 777820 ooooooo WoWoWoooWoWo mm 56 B 9 Sunshade P N Oppe 56 C SIL 2 Features noona 57 C 1 Safety Relevant Parameters for the Quasar 900 Open Path Gas Detector 57 C 2 General Conditions for Safe Use cece cece eee eee e eee nett nena ne nae 58 Technical Support oooo oo momo momo aan 59 x Table of Contents TM 888200 Rev 1 January 2014 Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Figure 10 Figure 11 Figure 12 Figure 13 Figure 14 List of Figures P N Definition of Quasar O00 ii 9 Flash SOUrce Mia kas 10 Detras NE 11 TIE MOUNE O SE NE weed SEENEN 31 Detector and Tilt Mount ASSEMDIY 32 Detector with Cover Removed an 33 Source with Cover Removed na 35 Magnetic Mode Gelector an 40 Detector Wiring Terminal 49 Source Wiring Terminal 50 0 20mA Sink A Wire aa a eE aa EEEn Enara EE EAEE Ena aE Ea 51 0 20mA Non isolated Sink 2 MWire serrana 51
41. of a substance gas vapor in air mixture that can be ignited This mixture is different for every gas vapor measured in Yo of LEL LEL m Integral of Concentration in LEL units 1 LEL 100 LEL and the operation distance in meters m Spectral Finger Print Each hazardous material is detected at a specific wavelength selected according to its specific spectral absorption or finger print The detection process involves two separate filters one transmitting radiation that is absorbed by a particular gas and one that is not sensitive to it Applications TM 888200 Rev 1 January 2014 2 3 3 2 3 4 2 3 5 2 3 6 2 3 7 Optical Path The presence of hazardous 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 Hazardous gases vapors present in the atmosphere cause absorption of the radiation pulse in the optical path between the radiating source and the detector unit at some specific wavelengths This causes a change in the signal intensity received by the detector which is translated into an output related to the detector s measuring scale The system analyzes the defined open path at the spectral bands specific to the materials being monitored The Automatic Gain Control AGC unit compensates for environmental disturbances such as fog rain etc through a constant compar
42. outputs e 0 20mA Current Output page 15 e RS 485 Interface page 16 3 3 1 0 20mA Current Output The 0 20mA output provides the detector status measurement showing a continuous reading of exact gas concentration The 0 20mA functions as current sink but it can be configured as Source see Appendix A The maximum permitted load resistance for the 0 20mA output is 6000 Visual Indicators 15 SPELTREX INC SafEye Quasar 900 Gas Detector Table 5 Standard default 0 20mA Current for the Gas Channel Current Reading Status and Description OMA 0 3mA Fault in 0 20mA loop 1mA 0 3MA Zero Calibration In Progress Fault 2 2mA 0 3mA Fault 1 non Critical 2 5mA 0 3mA Misalignment fault 3mA 0 3mA Maintenance Call 4mA 0 5mA No gas present 4 20mA Continuous measuring of gas concentration at a range between 0 and full scale For methane and propane This translates to 3 2mA per LEL m and for ethylene to 2MA per LEL m 21mA Concentration is over the range limit more than full scale concentration 3 3 2 RS 485 Interface The RS 485 input output sends complete data information to a PC and receives data or control commands from the PC The protocol is Modbus compatible The communication with the PC that is operated through the interface is executed only when used with appropriate host software 3 4 System Setup This section includes the following topics e Detection
43. overview of the product and the guide with a brief description of its content Chapter 2 Technical Description describes the Detector s theory of operation Chapter 3 Operation Mode describes the Detector s operation modes user interface and indications Chapter 4 Technical Specifications describes the Detector s electrical mechanical and environmental specifications Chapter 5 Installation Instructions describes how to install the Detector including wiring and mode settings Chapter 6 Operating Instructions describes the operating instructions and power up procedures Chapter 7 Maintenance Instructions contains the maintenance and support procedures Chapter 8 Troubleshooting describes the solutions to problems that may arise with the Detector Appendix A Wiring Option Configurations provides wiring diagrams for installation Appendix B Accessories provides a list of accessories available for the Ouasar 900 Open Path Gas Detection System Appendix C SIL 2 Features details the special conditions to comply with the reguirements of EN 61508 for SIL 2 About this Guide V SPELTREX INC SafEye Quasar 900 Gas Detector Abbreviations and Acronyms Abbreviation Meaning ATEX Atmosphere Explosives AWG American Wire Gauge BIT Built In Test EMC Electromagnetic Compatibility EOL End of Line FOV Field of View HAR
44. pe or its mounting This may prevent optimal alignment To align the unit see Figure 4 1 Make sure that the Detector and the Flash Source are installed properly Installation instructions are described in section 5 of this document 2 Remove the front shield using the two captive screws SafEye Operation 37 r SPELTREX INE SafEye Quasar 900 Gas Detector 3 Install the Telescope Assembly 12 on the detector source front Fasten the Telescope with Fastening Screws 13 4 Crude Alignment a 0 a a 5 g Use 14 Allen screw driver for all alignment screws Loosen screws 5 6 Approximately aim the source horizontally toward the detector Tighten screw 6 Loosen screws 3 4 Approximately aim the source vertically toward the detector Tighten screw 3 5 Repeat step 4 for the Detector 6 Fine Alignment a v No TT Aim the Source to the Detector within horizontal axis using screws 7 Aim the cross to the detector or source center of the front window see figure 1 amp 2 item 8 Tighten screw 5 Aim within the vertical axis using screw 8 Tighten screw 4 Make sure the telescope cross is pointing to the detector and source center of the window 7 Repeat step 6 for the Detector alignment 8 Remove the telescope Install the front shield 6 3 Powering up the System Important Prior to any operation or maintenance follow the Safety Precautions page 39 gt To power up the system 1 Make
45. rex net Technical Support 59 SPELTREX INE SafEye Quasar 900 Gas Detector 60 Technical Support
46. s warranty for the complete SafEye system and 10 years for the Xenon Flash source bulb Ouasar 900 detects ambient combustible gases over a path length of up to 660ft 200 m even in harsh environments where dust fog rain snow or vibration can cause a high reduction of signal The SafEye Quasar 900 can maintain operation in up to 90 signal obscuration and 0 5 degree of misalignment Quasar 900 is manufactured only in stainless steel with heated optical window to improve performance in icing snow and condensation conditions The programmable functions are available through a RS 485 or HART port used with Host software supplied by Spectrex and a standard PC or an I S handheld unit The Quasar Source and Detector unit enclosures are ATEX and I ECEx approved Exd flameproof with an integral segregated rear Exe terminal compartment which avoids exposure of the sensors and electronics to surrounding environment The Detector also has a plug interface for connection to handheld PC or HART handheld which is intrinsically safe Hence the combined approval Ex de ib ib Gb IIB H2 T4 Gb Ex tb IIIC T135 C Db 1P66 This manual consists of a full description of the Detector and its features It contains instructions on the installation operation and maintenance e To use the WinHost software to change the required functions and for maintenance refer to Manual TM 888050 for instructions e Tousethel S Handheld Unit to change the required fun
47. t Critical In this case the detection is disabled due to electrical software operational failure or central device memory processor fault Such fault causes the Detector to cease operation In case of fault in 0 20mA loop the output will be OMA 3 1 4 Zero Calibration Mode 1mA Output This mode zeros the base level from which the Detector will read gas It should only be performed when there are e No combustible gases present e Clear path between the Flash Source and Detector e Clear weather conditions Zero calibration must be done after installation re alignment and window cleaning using the handheld unit or Host software on PC 14 Operational Modes TM 888200 Rev 1 January 2014 3 2 Visual Indicators One 3 color LED indicator is located in the back side of the detector source and can be seen through the back cover window See Figure 2 and Figure 3 item 11 The detector statuses are listed in Table 3 Table 3 Detector LED Indications Detector Status LED Color LED Mode Fault Yellow 4Hz flashing Alignment Standby Yellow 1Hz flashing Zero Calibration Yellow Constant Normal Green 1Hz flashing Warning Red 2Hz flashing Alarm Red Steady The source statuses are listed in Table 4 Table 4 Source LED Indications Source Status LED Color LED Mode Fault Yellow 4Hz flashing Normal Green 1Hz flashing 3 3 Output Signals The SafEye system provides the following
48. t above the permitted limit Poor alignment Perform alignment Temperature higher than 25 C beyond the room temperature Electronic problem Replace repair Detector Ratiol and Ratio2 out of the limit Poor alignment Perform alignment Dirt on the window Clean the window Detector fault Replace repair Detector Voltage less than 16V DC The Detector at v fault Low input voltage Check the power supply and installation Periodic Maintenance 45 SPELTREX INE SafEye Quasar 900 Gas Detector 46 Periodic Maintenance Appendices Appendices 47 SPELTREX INE SafEye Quasar 900 Gas Detector 48 Appendices A Wiring Configurations In this appendix RS 485 Communication Network page 53 aa A a Power 18 32VDC Return 4 20mA Input 4 20mA Output RS485 RS485 Ground CO Figure 9 Detector Wiring Terminal RS 485 Communication Network 49 qe SPECTREX INE SafEye Quasar 900 Gas Detector Power 18 32VDC Return Spare RS485 RS485 Ground 10 L Figure 10 Source Wiring Terminal 50 RS 485 Communication Network TM 888200 Rev 1 January 2014 CONTROLLER Input Power 18 32VDC Figure 11 0 20mA Sink 4 Wire CONTROLLER Input Power 18 32VDC Figure 12 0 20mA Non isolated Sink 3 Wire RS 485 Communica
49. t voltage reversed polarity voltage transients surges and spikes according to EN50270 4 2 3 Electrical outputs 4 2 3 1 0 20mA Current Output The 0 20mA is isolated sink option This output can be configured as Source see Appendix A The maximum permitted load resistance is 600 ohm 4 2 3 2 Communication Network The Detector is eguipped with an RS 485 communication link that can be used in installations with computerized controllers Communication is compatible with the Modbus protocol e This protocol is a standard and is widely used e It enables continuous communication between a single standard Modbus controller Master device and a serial Network of up to 247 Detectors e It enables connection between different types of Spectrex Detectors or other Modbus devices to the same Network 4 2 3 3 HART Protocol The HART Protocol is a digital communication signal at low level on top of the 0 20ma This is a bi directional field communications protocol used to communicate between intelligent field instruments and the Host System 20 Electrical Specifications TM 888200 Rev 1 January 2014 Through the HART Protocol the detector can e Display set up e Reconfigure set up e Display detector status and definition e Perform detector diagnostic e Troubleshooting 4 3 Mechanical Specifications Enclosure The Detector Source and tilt mount are St St 316 Electro chemical and passivized coating Explosion Proof ATEX amp EX II 2
50. tion Network 51 SPECTREX INE SafEye Quasar 900 Gas Detector DETECTOR CONTROLLER Input Power 18 32VDC 0 20mA meter Figure 13 0 20mA Source 3 Wire 52 RS 485 Communication Network TM 888200 Rev 1 January 2014 A 1 RS 485 Communication Network By using the RS 485 network capability of the SafEye Quasar 900 detector and additional software it is possible to connect up to 32 Detectors in an addressable system with four 4 wires only 2 for power and 2 for communication Using repeaters the number of Detectors can be much larger 32 Detectors for each repeater up to 247 on the same four 4 wires When using the RS 485 network it is possible to read each Detector status FAULT WARNING and ALARM For more details consult the factory First Last Detector Detector Controller Figure 14 RS 485 Networking for Wiring Option 3 RS 485 Communication Network 53 SPELTREX INE SafEye Quasar 900 Gas Detector 54 RS 485 Communication Network B B 1 B 2 B 3 B 4 Accessories In this appendix Tilt Mount P N 888270 page 55 Pole Mount U Bolt 5 inch P N 799225 page 55 Commissioning Kit P N 888247 page 55 RS485 Hand Held Diagnostic Unit P N page 55 799810 HART Hand Held Diagnostic Unit P N page 56 888810 HART Hand Held Harness Kit P N 888815 page 56 USB RS485 Harness Converter Kit P N page 56 794079 8 Mini Laptop Kit P N 777820 page 56 Sunshade P N 888263
51. to 95 for the operational temperature range 4 4 4 Salt and Fog Designed to meet MIL STD 810C method 509 1 procedure I Exposure to a 5 salt solution for 48 hours 4 4 5 Water and Dust e IP67 per EN60529 e 1P66 per EN60529 Dust Totally protected against dust Liquids Protected against immersion between 15 cm and 1m in depth Protected against all water jets from all directions 4 4 6 Shock and Vibration Vibration Designed to meet MIL STD 810C method 514 2 procedure VIII Mechanical Shock Designed to meet MIL STD 810C method 516 1 procedure I 22 Environmental Specifications TM 888200 Rev 1 January 2014 4 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 Environmental Specifications 23 SPELTREX INE SafEye Quasar 900 Gas Detector 24 Environmental Specifications 5 5 1 5 2 5 2 1 5 2 2 Installation Instructions gt In this chapter Introduction page 25 General Considerations page 25 Preparations for Installation page 26 Certification Instructions page 28 Conduit Cable Installation page 29 Detector Source Mounting page 29 Detector Wiring page 30 Detector Terminal Wiring page 34 Flash Source Wiring page 34 Introduction The Detector and
52. uasar 900 Gas Detector 36 Flash Source Wiring 6 6 1 6 2 Operating Instructions In this chapter SafEye Operation page 37 Alignment of Unit page 37 Powering up the System page 38 Safety Precautions page 39 Signal Verification page 39 Zero Calibration page 40 Functional Check of Unit page 41 SafEye Operation Once the system is positioned it will monitor for possible specified gases automatically sending signals to a standard control panel or a PC This section describes the alignment calibration and operation Important Accurate Alignment is essential for proper operation of the SafEye system Alignment of Unit Using the Telescope performs full alignment Alignment procedure should be performed in two stages Crude alignment and fine adjustment The Telescope includes a Periscope that consists of a prism and an ocular located vertical to the Telescope assembly This allows the user to observe into the opposite unit perpendicularly to the alignment when access from the rear of the unit is impossible For installations where rear access is possible the Periscope is not necessary In this case it can be removed by releasing the Periscope Fastening Screw Important Notes 1 Prior To Telescope Installation verify that the Telescope and Its Sight Mounting are free from any dirt to ensure proper alignment according to factory calibration 2 Do not attempt to change any factory calibration at the Telesco
53. will energize the warning and alarm relays If the RS485 output is used the Detector changes its status from N to Wi at Warning level and to A at Alarm Maintenance Call Mode 3mA Output This mode indicates low signal or low signal ratio that may be caused by a dirty window misalignment poor source or that one of the Detectors parameters is at the limit value The Detector continues to function and reads any gas present but provides a 3mA pre warning signal that a maintenance procedure is required Operational Modes 13 SPELTREX INE SafEye Quasar 900 Gas Detector 3 1 3 Fault Mode In the Fault status there are three fault types e Fault 1 2mA Output Non critical If this occurs it is due to blockage very low signal or in the case of partial obscuration or full beam block and detection is no longer possible The Detector s proper operation can be restored Auto reset during operation if the condition causing the problem is removed or resolved This mode will occur after a delay of 60 sec from the moment of the fault This delay is important to eliminate momentary obscuration due to passing through the beam e Fault 2 2 5mA Misalignment This occurs due to poor alignment e Low Voltage Fault 1mA Output In this case detection is disabled due to low voltage being supplied to the Detector The Detector returns to proper operation only when proper voltage level restored e Fault 2 1mA Outpu

SafEye Quasar 900 Open Path Detector Manual

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