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Spyglass - User Manual (English)

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1. Internal Earth Connection Terminal Board Connection to Handheld Unit UN HM Earth Terminal Detector Holding Plate Inlet Conduit Figure 5 Detector with Cover Removed 087 0051 REV A 33 Spyglass Open Path Gas Detector Installation Instructions 5 8 5 9 5 9 1 34 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 485 Flash Source Wiring Wiring gt To install the wiring 1 Release the back screw bolt item 15 Figure 4 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 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 Terminal Wiring page 35 and Figure 10 Appendix A Connect the grounding wire to the ground screw outside Detector item 3 Figure 6 The source must be well grounded to Earth Ground Place and secure the source back cover by
2. os 20 Tilt Mount Kit iE ev es YR REPRE RA XR ee 29 Wiring Options i ar oe asia t HE Ee ee eae PEE e PU 34 Flash Source Wiring OptionS rr rr rer Hmm 35 Maintenance Channels Limit Values renee rr rr nates 39 TroUblESHO0 tina 45 087 0051 REVA Fs SCOTT f 1 1 gt S A F T y Spyglass Series Gas Detectors Scope In this chapter Product Overview page 1 Product Overview The Spyglass Model 20 40 100 and 200 IR Open Path Gas Detector employ an advanced Xenon Flash Source and integrated electronics package both housed in improved stainless steel housings to provide high quality and performance fast response line of sight gas monitoring This high quality is backed by 3 years warranty for the complete Spyglass system and 10 years for the Xenon Flash source bulb Spyglass 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 Spyglass series can maintain operation in up to 9096 signal obscuration and 0 5 degree of misalignment The Spyglass 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 Scott Safety and a standard PC or an I S handheld unit The Spyglass Sou
3. ATEX 3 4 NPT 8000487 Spyglass Model 40 15 40 m range FM M25 8000488 Spyglass Model 40 15 40 m range FM 3 4 NPT 8000489 Spyglass Model 100 35 100 m range ATEX M25 8000490 Spyglass Model 100 35 100 m range ATEX 3 4 NPT 8000491 Spyglass Model 100 35 100 m range FM M25 8000492 Spyglass Model 100 35 100 m range FM 3 4 NPT 8000493 Spyglass Model 200 80 200 m range ATEX M25 8000494 Spyglass Model 200 80 200 m range ATEX 3 4 NPT 8000495 Spyglass Model 200 80 200 m range FM M25 8000496 Spyglass Model 200 80 200 m range FM 3 4 NPT Each Kit includes Source Detector and two Tilt Mounts 087 0051 REV A 9 Spyglass Open Path Gas Detector Technical Description 2 6 2 6 1 10 Table 2 continued I ndividual Component part numbers 8000461 Spyglass Detector ATEX M25 8000462 Spyglass Detector ATEX 3 4 NPT 8000463 Spyglass Detector FM M25 8000464 Spyglass Detector FM 3 4 NPT 8000465 Spyglass Model 20 Source 7 20 m Range ATEX M25 8000466 Spyglass Model 20 Source 7 20 m Range ATEX 3 4 NPT 8000467 Spyglass Model 20 Source 7 20 m Range FM M25 8000468 Spyglass Model 20 Source 7 20 m Range FM 3 4 NPT 8000469 Spyglass Model 40 Source 15 40 m Range ATEX M25 8000470 Spyglass Model 40 Source 15 40 m Range ATEX 3 4 NPT 8000471 Spyglass Model 40 Source 15 4
4. The heating will stop when the temperature is 27 F 15 C above the start temperature HART Protocol The Spyglass 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 Spyglass detectors are able to perform e Detector set up e Detector troubleshooting e Detector health and status For more details refer to the HART Manual 087 0054 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 087 0051 REVA Technical Description Spyglass Open Path Gas Detector 2 3 10 2 3 11 2 3 12 2 4 Handheld Unit The I S approved handheld diagnostics unit Part no 8000450 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 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 installat
5. 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 FM FMC The Spyglass is approved to FM FMC Explosion Proof per e Class 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 SIL 2 The Spyglass 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 Functional Test The Spyglass has functional approval per FM 6325 and was functional tested by FM per EN60079 29 4 Models and Types The Spyglass Detector Series includes 4 models with the same detector and a different source that gives the ability to get detection at distances of 7 200 meters Continued on next pages 087 0051 REV A Technical Description Spyglass Open Path Gas Detector Table 2 Kit Model Numbers and Installation Distances Part Number Description 8000481 Spyglass Model 20 7 20 m range ATEX M25 8000482 Spyglass Model 20 7 20 m range ATEX 3 4 NPT 8000483 Spyglass Model 20 7 20 m range FM M25 8000484 Spyglass Model 20 7 20 m range FM 3 4 NPT 8000485 Spyglass Model 40 15 40 m range ATEX M25 8000486 Spyglass Model 40 15 40 m range
6. by qualified personnel only Read and understand the guide completely before operating or servicing Qualified personnel as defined according to local county state federal and individual company standards A Warning When in doubt vacate the area immediately You should vacate the area immediately should the device indicate a warning or alarm condition You should know and understand your company s safety protocols Continued on next page 087 0051 REV A V Spyglass Open Path Gas Detector Legal amp Warnings vi gt Warning Ensure the atmosphere is free from combustible and or toxic gases prior to starting any of the procedures gt Warning When the primary device is off line ensure you have another online device to actively detect gases The device may be off line due to such activities like but not limited to calibration installation maintenance troubleshooting configuration wiring and other activities A Warning If the device does not function as described herein remove from service and mark for maintenance Only use Scott Safety replacement parts gt Warning Only use the device to monitor the atmosphere for the gases and concentrations for which it is set up to detect gt Warning Verify the cover internal PCB s and field wiring are securely in place before applying power and operation gt Warning Do not expose the device to electrical shock or continuous severe
7. comply with all local and federal electrical codes and 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 portion 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 Detector Source Mounting The Detector Source should be mounted with the Tilt Mount Kit Model 8000447 The Tilt enables the Detector to be rotated up to 45 in all directions and fine alignment of up to 39 Tilt Mount Kit The following contents are included with the Tilt Mount Kit Table 10 Tilt Mount Kit P N 8000447 Item Qty Type Model Tilt Mount 1 8000447 Screw 1 M10 x 1 5 Spring Washer 1 No 10 Detector Source Installation Figure 3 and Figure 4 The detector and the source can be installed in two ways with the same Tilt Mount gt To install the Detector Source 087 0051 REV A 29 Spyglass Open Path Gas Detector Installation Instructions 5 7 30 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 ste
8. defect on the Spyglass Open Path Gas Detector must be repaired within 72 hours 087 0051 REV A Technical Support For all technical assistance or support contact fj SCOTT SAFETY Americas Scott Safety Houston Service Center 1455 East Sam Houston Parkway South Suite 190 Pasadena TX 77503 USA Tel 1 800 247 7257 Fax 1 281 478 8772 Email scottgastechsupport tycoint com Web http www scottsafety com Australia New Zealand Asia Scott Safety Scott Safety Asia 137 McCredie Road Service Dept Guildford NSW 2161 2 Serangoon North Ave 5 07 01 Australia Singapore 554911 Phone 131 772 61 2 8718 2191 Phone 65 6883 9671 Fax 1 800 651 772 Fax 65 6234 2691 Email scott sales anz tycoint com Email scott sales asia tycoint com China Beijing branch Shanghai Eagle Safety Equipment Co Ltd Suite 708 Scitech Tower No 22 Jianguomenwai Avenue Chaoyang District Beijing 100004 P R China Phone 86 10 65150005 1771 Europe Middle East Africa United Kingdom France Scott Safety Phone 40821230238 Fax 37 Pimbo Road Email scott sales france tycoint com Skelmersdale Lancashire WN8 9RA UK Germany Phone 44 0 1695 711 657 Phone 0180 1111 136 Fax 135 Email SHS_UK techsupport tycofs com Email scott sales ger tycoint com UAE Russia Phone 4971 02 445 2793 5 floor 1 Timiriazevskaya str Fax 971 02 445 2794 Moscow 125422 Email Russia scott sales emirates tycoint com
9. for the Detector 6 Fine Alignment 0 a c 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 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 38 087 0051 REV A Operating Instructions Spyglass Open Path Gas Detector 6 4 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 3 Disconnect external devices such as automatic extinguishing systems before carrying out
10. re alignment and window cleaning using the handheld unit or Host software on PC 087 0051 REVA Operating Modes Spyglass Open Path Gas Detector 3 2 3 3 3 3 1 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 1 and Figure 2 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 I ndications Source Status LED Color LED Mode Fault Yellow 4Hz flashing Normal Green 1Hz flashing Output Signals The Spyglass system provides the following outputs e 0 20mA Current Output page 15 e RS 485 Interface page 16 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 600Q 087 0051 REV A 15 Spyglass Open Path Gas Detector Operating Modes 3 3 2 3 4 3 4 1 3 4 2 16 Table 5 Standard default 0 20mA Current for the Gas Ch
11. resistance is 600 ohm Communication Network The Detector is equipped 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 t enables continuous communication between a single standard MODBUS controller Master device and a serial Network of up to 247 Detectors e t enables connection between different types of Scott Safety Detectors or other MODBUS devices to the same Network 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 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 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 GD IECE CEX Exdeib ib Gb IIB H2 T4 Gb Ex tb IIIC T135 C Db IP66 FM FMC Class I Div 1 Groups B C and D Class II III 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 rate
12. to page 59 for other contact information 087 0051 REV A ix Spyglass Open Path Gas Detector Revision History Rev Revision History Initial Release About this Guide 087 0051 REV A About this Guide Spyglass Open Path Gas Detector About this Guide This manual describes the Spyglass 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 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
13. 0 m Range FM M25 8000472 Spyglass Model 40 Source 15 40 m Range FM 3 4 NPT 8000473 Spyglass Model 100 Source 35 100 m Range ATEX M25 Spyglass Model 100 Source 35 100 m Range ATEX 3 4 8000474 NPT 8000475 Spyglass Model 100 Source 35 100 m Range FM M25 Spyglass Model 100 Source 35 100 m Range FM 3 4 8000476 NPT 8000477 Spyglass Model 200 Source 80 200 m Range ATEX M25 Spyglass Model 200 Source 80 200 m Range ATEX 3 4 8000478 NPT 8000479 Spyglass Model 200 Source 80 200 m Range FM M25 8000480 Spyglass Model 200 Source 80 200 m Range FM 3 4 NPT Individual Source and detector part numbers Description The Spyglass Series comprises two main units e The Flash Infrared Source Transmitter e The Infrared Detector Receiver Spyglass detects gases over an open path transmitted from the Flash Source to the Detector Flash Source Unit The Flash Source unit emits IR radiation pulses at the rate of two pulses per second The pulse width 5 10usec is very powerful The front of the source 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 087 0051 REV A Technical Description Spyglass Open Path Gas Detector 2 6 2 1 Front Window Section 6 Back Cover 2 Label 7 Earth Terminal 3 Main Housing 8 Front Window 4 Mounti
14. 001 HFT 0 Main time to repair 72h Ambient temperature max 65 C Proof test Interval 52 weeks As 2056 1 fit Ap 1976 1 fit Apu 114 8 fit ASD 1933 4 fit ADD 1861 4 fit SFF 97 DC 94 PFDavg 6 45x 10 PFD sit2 6 4 96 PFH 1 15 x 107 1 h PFH sii 11 5 96 General Conditions for Safe Use e The Spyglass Series Open Path Gas Detector shall consist only of the approved hardware and software modules e 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 e The 24V power supply must fulfill the requirements for PELV SELV of EN 60950 087 0051 REV A 57 Spyglass Open Path Gas Detector SIL2 Features 58 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 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 Spyglass 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 Spyglass 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 20 mA A
15. 5 Installation Instructions 101000 0000 ere ieri ieri 25 bb IMEPORDUEHOM steroid oda cine nei ila 25 5 2 General Considerations reser rss rn enker ert reen emen 25 5 2 1 Personnel ei Ru AREA AE Vin IRA T NS UN KR eee ee ERR AR NRK NAR YER 25 5 2 2 Tools Required a E Rene IR ix X ue IR exu ke KE 25 xiv 087 0051 REV A Table of Contents Spyglass Open Path Gas Detector 5 2 3 Site Requirements nns rr eene eene en 26 5 2 4 The Source and Detector reser reser rr rann KKR RK rr Rena 26 5 2 5 Guidance Tips for Gas Detector LOCatiONS sssrerrrrrrrrrrrrrrrrrrrrrr rensar 26 5 3 Preparations for Installation rr mmm emen 26 5 4 Certification Instructions mm mmn nemen nenne 28 5 5 Conduit Cable Installation rer mmm nene 29 5 6 Detector Source Mounting eee eee mmm meme emere nn 29 5 6 1 Tilt Kit P N 8000447 sce danne dera o dee dade gees Ea 29 5 6 2 Detector Source Installation esses 29 dri Detector WIFI s duce cri codi ukes 30 5 8 Detector Terminal Wiring mH mm emen 34 5 9 Flash Source Wiring EUD mme meme emen emen emen esee 34 5 9 1 WiIring pe se i E a o e a ie ai 34 5 9 2 Terminal MIEITIg OR IRA I Sela ee di ed 35 6 Operating Instructions araruaranuannnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 37 6 1 Spyglass Operation
16. 8000495 8000496 265 ft 80 m 660 ft 200m 087 0051 REVA 19 Spyglass Open Path Gas Detector Technical Specifications 4 2 4 2 1 4 2 2 4 2 3 4 2 3 1 20 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 Gas1 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 7 590 of the reading or 4 of the full scale whichever is greater Minimum Detectable 0 15 LEL m Level Temperature Range 67 F 55 C to 149 F 65 C I mmunity to false Does not produce false alarm and is not alarm influenced by Solar Radiation Hydrocarbon Flames and other external IR Radiation Sources Electrical Specifications Operating Voltage 18 32 VDC Power Consumption Table 9 Detector and Source Maximum Power Consumption Without Heated With Heated Optic Max Optic Max Detector 200mA 250 mA Source 200 mA 250 mA Electrical input protection The input circuit is protected against voltage reversed polarity voltage transients surges and spikes according to EN50270 Electrical outputs 0 20mA Current Output The 0 20mA is isolated sink option This output can be configured as Source see Appendix A 087 0051 REV A Technical Specification Spyglass Open Path Gas Detector 4 2 3 2 4 2 3 3 4 3 The maximum permitted load
17. Phone 7 495 661 14 29 Email scott sales russia tycoint com 087 0051 REVA 59 fj SCOTT SAFETY Monroe Corporate Center P O Box 569 Monroe NC 28111 Phone 800 247 7257 Fax 704 291 8330 Web Site www scottsafety com
18. SPYGLASS Open Path Combustible Gas Detector User Guide 087 0051 Rev A Spyglass Open Path Gas Detector ii 087 0051 REV A S A FET Y Spyglass User Guide OPEN PATH COMBUSTIBLE GAS DETECTOR User Guide 087 0051 Rev A Spyglass Open Path Gas Detector Legal amp Warnings Legal Notice 2014 Scott Safety SCOTT the SCOTT SAFETY Logo Scott Health and Safety and Spyglass are registered and or unregistered marks of Scott Technologies Inc or its affiliates All rights reserved No part of this documentation may be reproduced in any form or by any means or used to make any derivative work such as translation transformation or adaptation without written permission from Scott Safety Scott Safety reserves the right to revise this documentation and to make changes in content from time to time without obligation on the part of Scott Safety to provide notification of such revision or change Scott Safety provides this documentation without warranty term or condition of any kind either implied or expressed including but not limited to the implied warranties terms or conditions of merchantability satisfactory quality and fitness for a particular purpose Scott Safety may make improvements or changes in the product s described in this documentation at any time While every effort has been made to ensure accuracy in this guide no responsibility can be accepted for errors or omissions This publication is n
19. 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 14AWG 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 087 0051 REV A 27 Spyglass Open Path Gas Detector Installation Instructions 5 4 28 Certification Instructions flammable atmosphere is present Doing so may expose Warning Do not open the detector even when isolated when flammable atmosphere to a possible ignition source resulting in fire or explosion Failure to use this equipment properly may result in serious injury or death 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 II B 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 60079 17 Repair of this equipment shall be carrie
20. annel Current Reading Status and Description OMA 0 3mA Fault in 0 20mA loop IMA 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 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 System Setup This section includes the following topics e Detection Function Programming page 16 e Detection Setup Function page 16 e Detector Default Setup page 18 Detection Function Programming The Spyglass Series detectors incorporate several functions that can be set by the customer using e Host software Refer to manual 087 0052 for programming instructions e Handheld unit P N 8000450 Refer to manual 087 0053 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 det
21. any maintenance task or warranty work 6 5 Signal Verification The signal verification can be done through Host software supplied by Scott Safety Refer to Manual 087 0052 or by Handheld unit refer to Manual 087 0053 6 5 1 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 0 0 6 1 4 0 6 1 4 0 6 1 4 0 5 3 NQRat 0 0 95 1 05 Must be 0 95 1 05 LEL OLELxm O LEL x m Temp Up to 25 C beyond room temp Up to 25 C beyond room temp Voltage 32VDC V 18VDC 32VDC V 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 087 0051 REV A 39 Spyglass Open Path Gas Detector Operating Instructions 6 6 40 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
22. ation The Spyglass has three calibrations that can be changed by function setup e Gas1 100 methane e Gas2 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 087 0051 REV A 5 Spyglass Open Path Gas Detector Technical Description 2 3 7 2 3 8 2 3 9 Flash Source The Xenon Flash Source was originally developed and designed to overcome false alarms which were experienced by early generations of the open path system The new Spyglass detector models employ the latest generation of flash bulbs to provide even more power and extended operation life 10 years Heated Optics Spyglass series 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 requires 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
23. d Held unit and includes Scott Safety host software that can be uploaded to an existing Hand Held does not include the Hand Held USB RS 485 Harness Converter Kit P N 8000453 The USB RS485 Harness Kit with RS485 USB converter used with Scott Safety Host software enables the user to connect to any available PC or laptop to re configure settings or perform diagnostics on the Spyglass gas detector Refer to manual 087 0052 for programming instructions when using the USB RS485 Harness Kit Mini Laptop Kit P N 8000454 The mini laptop pre loaded with Scott Safety software enables the user to re configure settings or perform diagnostics on all flame and gas detectors series Refer to manual 087 0055 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 8000455 The Sunshade is designed to protect the detector from the heat of the sun 087 0051 REVA fj SCOTT C C 1 C 2 S A F T Y Spyglass Series Gas Detectors SIL 2 Features This appendix details the special conditions to comply with the requirements of EN 61508 for SIL 2 The Spyglass Series Open Path Gas Detector can be used in low and high demand mode applications sec IEC 61508 4 2010 Chapter 3 5 16 Safety Relevant Parameters for the Spyglass Series Open Path Gas Detector Type B Structure 1
24. d for 2 meter depth for 45 minutes NEMA 250 type 6p 087 0051 REVA 21 Spyglass Open Path Gas Detector Technical Specifications 4 4 4 4 1 4 4 2 4 4 3 4 4 4 4 4 5 22 Electrical Conformal coated Modules Electrical Two options specified at time of order Connection 2 X M25 ISO 2X 3 4 L4NPT conduits Dimensions Detector 10 5x5 1x5 1in 267 x 130 x 130mm Source 10 5 x5 1x5 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 Environmental Specifications The Spyglass system is designed to withstand harsh environmental conditions The source and detector units compensate for adverse conditions while maintaining accuracy High Temperature Designed to meet MIL STD 810C method 501 1 procedure II Operating Temperature 149 F 65 C Storage Temperature 149 F 65 9C Low Temperature Designed to meet MIL STD 810C method 502 1 procedure Operating Temperature 4 F 20 9C Storage Temperature 40 F 40 9C Humidity Designed to meet MIL STD 810C method 507 1 procedure IV relative humidity of up to 95 for the operational temperature range Salt and Fog Designed to meet MIL STD 810C method 509 1 procedure Exposure to a 5 Salt solution for 48 hours Water and Dust e P67 per EN60529 e P66 per EN60529 087 0051 REVA Technical Specification Dust Liquids 4 4 6 S
25. d 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 units discoloration cracking or other damage to detector or y Warning Do not use if there is evidence of chemical attack on components Failure to use this equipment properly may result in serious injury or death 087 0051 REV A Installation Instructions Spyglass Open Path Gas Detector 5 5 5 6 5 6 1 5 6 2 e Special Conditions for safe use The Spyglass Open Path Gas Detectors amp Flash Source Units shall not be used as safety related devices in accordance with directive 94 9 EC Conduit Cable Installation The conduit and cable installation must
26. detailed descriptions of accessories for the Spyglass Detector Appendix C SIL 2 Features describes features of the SIL 2 compliance 087 0051 REV A xi Spyglass Open Path Gas Detector About this Guide 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 HART 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 xii 087 0051 REV A Legal Notice Warranty Warnings Related Product Documentation Revision History About this Guide 2 Technical Description 2 1 Features 2 2 Applications 2 3 Principle of Operation 2 3 1 Definitions of Terms 2 3 2 Spectral Finger Print iiin aaia a 2 3 3 Optical Path i
27. e Detector at V fault Low input voltage Check the power supply and installation 087 0051 REVA 45 Spyglass Open Path Gas Detector Troubleshooting 46 087 0051 REV A fj Sco SAFE 087 0051 REV A T T Y Spyglass Series Gas Detectors Appendices 47 Spyglass Open Path Gas Detector Appendices 48 087 0051 REV A fj SCOTT SAFETY Spyglass Series Gas Detectors A Wiring Configurations gt In this appendix RS 485 Communication Network page 53 Power 18 32VDC Return 4 20mA Input 4 20mA Output RS485 4 RS485 Ground 10 L Figure 8 Detector Wiring Terminal 087 0051 REV A 49 Spyglass Open Path Gas Detector Wiring Configurations Power 4 18 32VDC Return Spare RS485 RS485 Ground 10 L Figure 9 Source Wiring Terminal 50 087 0051 REV A Wiring Configurations Spyglass Open Path Gas Detector DETECTOR CONTROLLER Input Power 18 32VDC 0 20mA meter Figure 10 0 20mA Sink 4 Wire DETECTOR CONTROLLER Input Power 18 32VDC 0 20mA meter Figure 11 0 20mA Non isolated Sink 3 Wire 087 0051 REV A 51 Spyglass Open Path Gas Detector Wiring Configurations DETECTOR CONTROLLER Input Power 18 32VDC 0 20mA meter Figure 12 0 20mA Source 3 Wire 52 087 0051 REV A Wiring Configurations Spyglass Open Path Gas Detector A 1 RS 485 Communicatio
28. e 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 Telescope or its mounting This may prevent optimal alignment gt To align the unit see Figure 4 087 0051 REVA 37 Spyglass Open Path Gas Detector Operating Instructions 1 Make sure that the Detector and the Flash Source are installed properly Installation instructions are described in section 5 of this document Remove the front shield using the two captive screws 3 Install the Telescope Assembly 12 on the detector source front Fasten the Telescope with Fastening Screws 13 4 Crude Alignment oO Qos 9 Use Y4 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
29. e 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 9 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 Div 1 Group B C and D Class II II Div 1 Group E F and G Functional approved per FM 6325 Functional tested by 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 Spyglass system 087 0051 REV A 3 Spyglass Open Path Gas Detector Technical Description 2 2 2 3 2 3 1 Warranty 10 years for Xenon Flash bulb Applications The Spyglass system may be used to monitor flammable gas concentration in various applications such as Petrochemical pharmaceutical and other chemical storage and production areas Flammable and toxic chemical storage sites and hazardous waste disposal areas Refineries oil platforms pipelines refueling stations and fuel storage facilities Hazardous loading docks transp
30. e 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 the following in addition to this manual e Detector unit See Models and Types page 8 e Source unit See Models and Types page 8 e Two Tilt Mount Bases P N 8000447 e 1 base is used for the Detector e 1 base is used for the Flash S
31. ector Detection Setup Function See Detector Default Setup page 18 for default settings Setup includes the following options 087 0051 REVA Operating Modes Spyglass Open Path Gas Detector 3 4 2 1 3 4 2 2 3 4 2 3 3 4 2 4 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 optics 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 opti
32. emm nemen meses ee esee nn 37 6 2 Alignment of UNIE iiir tix t adn Ri Kr RES 37 6 3 Powering up the System eee een etter eee nnn 38 6 4 Safety Preca tlons eco epe Deae ana 39 6 5 Signal Verification iix A MR E RR 39 6 5 1 Signal Values Limitation reser mmm eene 39 6 6 Zero CalibFatlonis s er aae ee ERR D RAE Ue eR E EE EE eU MALO 40 6 7 Functional Check of Unit eee eee eee mme emen 41 7 Maintenance Instructions uaranuananunnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 43 7 1 General Maintenance error ener tret rekte emen en nennen 43 7 2 Periodic Maintenance nr rr arr rr esee esee ennemis nes 43 7 2 1 Routine Optical Surface Cleaning rer rr rer rr rer rn na 44 7 2 2 Signal Verifications siete iii 44 7 2 3 Function Check of Unit eee eee eee memes meses 44 087 0051 REV A XV Spyglass Open Path Gas Detector Table of Contents 8 Troubleshooting sra raranunnnnunnnnnnnnnunnnnunnnnunnnnunnnnvnnnnunnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 45 AppendiceS rarasuannnunnnnnnnnnunnnnunnnnvannnnannnvannnvannnnnvnnnnvannnvannnvannnvannnvannnvannnvnvnnnenn 47 A Wiring ConfiguratiOnS a xaxasuannnunnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnvnnnnvnnnnvnnnnnnnnnnnrn 49 A 1 RS 485 Communication Network rer rr ers r nr rr era 53 B AccesSorleS smsrarnsuannnunnnnunnnnnnnnnnnnnnnnnnnnannnnnnnnnnvnnnnvnnnnvnnnnvann
33. hock and Vibration Vibration Mechanical Shock Spyglass Open Path Gas Detector Totally protected against dust Protected against immersion between 15 cm and 1m in depth Protected against all water jets from all directions Designed to meet MIL STD 810C method 514 2 procedure VIII Designed to meet MIL STD 810C method 516 1 procedure I 4 4 7 Electromagnetic Compatibility EMC This product is in conformance with EMC per EN50270 Radiated Emission Conducted Emission Radiated I mmunity Conducted I mmunity ESD Burst Surge Magnetic Field 087 0051 REVA EN55022 EN55022 EN61000 4 3 EN61000 4 6 EN61000 4 2 EN61000 4 4 EN61000 4 5 EN61000 4 8 23 Spyglass Open Path Gas Detector 24 087 0051 REV A S A F T Y Spyglass Series Gas Detectors 5 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 5 1 Introduction The Detector and 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 installat
34. iec pa eed eh erbe o leste 2 3 4 Microprocessor Based arannnnnnnannnnnnennnnennenennenennnnennenen 2 3 5 Gas Sensitivity reser rr rr rr Kr rr RK rr rerna 2 3 6 Gas Calibration fi mL RN 2 3 7 Flash Source mmm 2 3 8 Heated Opti Puer 2 3 9 HART Protocol er epee Pla n AAs 2 3 10 Handheld Unit sne ess er Ana n ja neta teen a GR na 2 3 11 MODBUS RS 485 uti eee setae ini 2 3 12 Tilt Mount eae aa ented edd ali 2 4 Product Certification u sss ssss ssd ss cece i teeta eee tena and RAR a 2 4 1 ATEX TECEX dq 2 4 2 EM 1 FMC a Ec Sakae det Mpa ee 2 4 3 SIE 2 4 4 Functional Test ecce cement iii 2 5 Models and Types 2 6 Description 2 6 1 F T Y Spyglass Series Gas Detectors Table of Contents Flash Source Unit a derer s 087 0051 REV A xiii Spyglass Open Path Gas Detector Table of Contents 2 6 2 Detector Unit RE EN Rr E SE TR REX eevee 11 3 Operating MoOdes ara uannnunnnnunnnnunnnnunnnnunnnnunnnnunnnnunnnvunnnnnvnnnnvnnnnvnnnnvnnvnvnnnenn 13 3 1 Operational Modes ssnsmsssssrrsserrsrerrsrnrrsrnrrsrnrrrrn sees esee KAR R emen emnes 13 3 1 1 Normal Mode x sone td eae etes Reed run iu Lee ee 13 3 1 2 Maintenance Call Mode 3mA OUtput 13 3 1 3 Fault Mode cse xti i ER TERREA ERR REIR dg ae ER 14 3 1 4 Zero Calibration Mode LMA Output cece ee eeeeeeeeeeeaeeaeeneeas 14 3 2 Visual Indicators tered dne fee weed Loria dep vn et B
35. 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 1mA 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 087 0054 or RS485 refer to 087 0052 or 087 0053 or by moving the magnetic mode selector above the magnetic switch see Figure 7 Figure 7 Magnetic Mode Selector 087 0051 REVA Operating Instructions Spyglass Open Path Gas Detector 6 7 Functional Check of Unit The Spyglass system has been calibrated at the factory for the user s specific gas or vapor detection requirements 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 equate to a particular quantity of gas A Caution Automatic activation or any external device that should not be activated during the calibration check should be disconnected Notes 1 This functional
36. ion Rather it emphasizes specific points of consideration and provides some general rules for suitably qualified personnel Special safety precautions are stressed wherever applicable 5 2 General Considerations 5 2 1 Personnel Only suitably qualified personnel familiar with the local electrical 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 5 2 2 Tools Required The Spyglass system requires the following tools e Set of screwdrivers e Set of hex keys Allan wrenches supply with commissioning kit e Voltage Multi meter 087 0051 REVA 25 Spyglass Open Path Gas Detector Installation Instructions 5 2 3 5 2 4 5 2 5 5 3 26 Site Requirements The installation position of the Spyglass 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 knocked 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 du
37. ion 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 087 0053 MODBUS RS 485 For more advanced communications the Spyglass detector series has an 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 stainless 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 Spyglass Gas Detector is approved for the following certification e ATEX IECEx page 8 e FM FMC page 8 e SIL 2 page 8 e Functional Test page 8 087 0051 REVA 7 Spyglass Open Path Gas Detector Technical Description 2 4 1 2 4 2 2 4 3 2 4 4 2 5 ATEX IECEx The Spyglass is ATEX approved per SIRA 12ATEX1212X and IECEx per ECEx SIR 12 0086X per e ATEX Ex 112GD Ex d e ib ib Gb IIB H2
38. itored 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 comparison 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 Spyglass detectors use 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 Spyglass detects hydrocarbon gases including methane ethylene propane ethane butane and so on Gas Calibr
39. its 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 gt To perform periodic maintenance 1 Proper maintenance will allow the Spyglass 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 compared 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 087 0051 REVA 43 Spyglass O
40. mechanical shock gt Warning Do not use the device if its enclosure is damaged cracked or has missing components gt Warning Protect the device from dripping liquids and high power sprays gt Warning Device will not operate without power applied Thus it only detects gases while powered gt Warning Periodically test for correct operation of the system s alarm events by exposing the device to a targeted gas concentration above the high alarm set point 087 0051 REV A Spyglass Open Path Gas Detector Legal amp Warnings A Warning Calibration is critical Calibration should be performed periodically that takes into account device use and environment conditions Calibrate with known target gas at start up and check on a regular schedule 087 0051 REV A vii Spyglass Open Path Gas Detector Legal amp Warnings viii 087 0051 REV A S A F Tr y Spyglass Series Gas Detectors Related Product Documentation Document Name Purpose Document ID WinHost Software to change the 0087 0052 required functions and for maintenance of the unit I S Handheld Unit Device to change the 087 0053 required functions and for maintenance of the unit HART Communicator Device to change the 087 0054 required functions and for maintenance of the unit using HART protocol If you have any questions regarding the product of this manual contact Scott Safety at 1 800 247 7257 or refer
41. n Network By using the RS 485 network capability of the Spyglass detectors 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 Firgt Detector Controller Figure 13 RS 485 Networking for Wiring Option 3 087 0051 REV A 53 Spyglass Open Path Gas Detector Wiring Configurations 54 087 0051 REV A fj SCOTT S A F T y Spyglass Series Gas Detectors gt B 1 B 2 B 3 B 4 Accessories In this appendix Tilt Mount P N page 55 Pole Mount U Bolt 5 inch P N page 55 Commissioning Kit P N page 55 RS485 Hand Held Diagnostic Unit P N page 55 HART Hand Held Diagnostic Unit P N page 56 HART Hand Held Harness Kit P N page 56 USB RS485 Harness Converter Kit P N page 56 Mini Laptop Kit P N page 56 Sunshade P N page 56 Tilt Mount P N 8000447 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 B olt 5 inch P N 8000448 The U bolt mount is available to facilitate 5 pipe mounting Commissio
42. nal verification Refer to Manual 087 0052 or use I S handheld unit Refer to Manual 087 0053 for non I S HandHeld Unit Function Check of Unit The Spyglass Series Detector has been calibrated at the factory per the user s specific gas or vapor detection requirements This procedure validates the functional operation The functional check must be done periodically Refer to 6 7 for instructions A Caution Automatic activation or any external device that should not be activated during the calibration check should be disconnected 087 0051 REV A 00 A F E TY Troubleshooting Table 14 Troubleshooting Spyglass Series Gas Detectors 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 NQRat below the permitted limit Gas in the path Make sure that the path is clean and the weather conditions are good NQRat 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 Th
43. ng Plate 10 Cable Inlet 5 Junction Box 11 Indication Led Figure 1 Flash Source The sources for models with range 7 20 m 15 40 m and 35 100 m are the same electronically and optically The only difference is in the apparatus The source for range 80 200 m has different optics with different XENON lamp source 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 performance in icing condensation and snow conditions There is one detector type that is suitable for all Spyglass models 087 0051 REV A 11 Spyglass Open Path Gas Detector 12 Technical Description 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 2 Detector 087 0051 REV A UJ 3 1 3 1 1 3 1 2 A F T Y Spyglass Series Gas Detectors Operating Modes In this chapter Operational M
44. ning Kit P N 8000449 The Commissioning Alignment Kit unit is required for commissioning and future maintenance checks Only one kit is required per site The kit includes an Alignment Telescope P N 8000456 a Magnetic Mode Selector P N 8000497 four Function Check Filters for system installation and periodic functional testing along with socket keys for access to units RS485 Hand Held Diagnostic Unit P N 8000450 RS485 Hand Held diagnostic unit fitted with harness and converter to the quick plug connection which provides easy and economical connection will provide verification status and instructions for correcting the detector s parameters 087 0051 REV A 55 Spyglass Open Path Gas Detector Accessories B 5 B 6 B 7 B 8 B 9 56 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 8000451 HART Hand Held diagnostic unit fitted with harness to the quick plug connection which provides easy and economical connection 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 8000452 A quick plug connection with harness which is connected on one side to a standard HART Han
45. nvannnvnnnnvnnnnnenn 55 B 1 Tilt Mount P N 8000447 memes e heme eser seen 55 B 2 Pole Mount U Bolt 5 inch P N 8000448 0 ccc cece Inm 55 B 3 Commissioning Kit P N 8000449 G G G s ccc eee mmm enne 55 B 4 RS485 Hand Held Diagnostic Unit P N 8000450 55 B 5 HART Hand Held Diagnostic Unit P N 8000451 56 B 6 HART Hand Held Harness Kit P N 8B000452 ssssurssrrsssrrrrsrerrrerrrrrrrrre me 56 B 7 USB RSA485 Harness Converter Kit P N 8000453 sisssssrsssresssrrerrseresrrerrrnerrr nera 56 B 8 Mini Laptop Kit P N 8000454 mmm emen eene 56 B 9 Sunshade P N 8000455 ae cheese nada a assets poeta ated en 56 C SIL 2 Features a aarnannnnnnvnnvnnvnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnvnnvnnnnnnnnnnnnnnnnnnnnnnnnnnnn 57 C 1 Safety Relevant Parameters for the Spyglass Series Open Path Gas Detector 57 C 2 General Conditions for Safe Use rer rr er eene 57 Technical SUppOFt Js tese tr uei ER pee stades etu E REA 59 xvi 087 0051 REV A Table of Contents Spyglass Open Path Gas Detector 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 List of Figures Flash So rce i sop ee pex te YR e REP OR Ke eed vd HET YER 11 Detector oie uet Re a ee Eats ei 12 Tilt MOUDL E siii GI a ERR REV RENE PR CREER ee 31 Detector and Tilt Mount ASSemMDlY iii 32 Detector wi
46. odes page 13 Visual Indicators page 15 Output Signals page 15 System Setup page 16 Operational Modes The Spyglass detector 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 will energize the warning and alarm relays f the RS485 output is used the Detector changes its status from N to W 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 087 0051 REV A 13 Spyglass Open Path Gas Detect
47. ons e Heated continuously e Start heating below 41 F 5 C default 087 0051 REVA 17 Spyglass Open Path Gas Detector Operating Modes 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 18 087 0051 REV A Y Spyglass M Series Gas Detectors 4 Technical Specifications gt In this chapter General Specifications page 19 Electrical Specifications page 20 Mechanical Specifications page 21 Environmental Specifications page 22 4 1 General Specifications Detected Gases Detection Distance range Simultaneous detection of Hydrocarbon flammable gases with molecular formulas C1 C8 Table 8 Table 8 Detection Distance Range Model No 8000481 8000482 8000483 8000484 Min Installation Distance 23 ft 7 m Max Installation Distance 66 ft 20 m 8000485 8000486 8000487 8000488 50 ft 15 m 132 ft 40 m 8000489 8000490 8000491 8000492 115 ft 35 m 330 ft 100m 8000493 8000494
48. or Operating Modes 3 1 3 3 1 4 14 Fault Mode In the Fault status there are three fault types e Fault 1 2mA Output Blockage 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 Output 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 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
49. ortation depots and shipping warehouses Engine rooms Compressor and pumping stations Test cells LNG LPG Systems Offshore Floating Production Storage and Shipping vessels FPSO and fixed oil rigs Principle of Operation The Spyglass 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 of a substance gas vapor in air mixture that can be ignited This mixture is different for every gas vapor measured in 96 of LEL LEL m Integral of Concentration in LEL units 1 LEL 10096 LEL and the operation distance in meters m 087 0051 REV A Technical Description Spyglass Open Path Gas Detector 2 3 2 2 3 3 2 3 4 2 3 5 2 3 6 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 Optical Path The presence of hazardous airborne vapors gases or aerosols in a mon
50. ot intended to form the basis of a contract and the company reserves the right to amend the design content and specifications of the detector without notice If you have any questions please contact Scott Safety 4320 Goldmine Road Monroe NC 28110 Telephone 800 247 7257 FAX 704 291 8330 E mail mailto scotttechsupport tycoint com Web http www scottsafety com Microsoft Windows Windows 2000 Windows Me Windows XP Windows NT Windows Vista Windows 7 Internet Explorer and MS DOS are either trademarks or registered trademarks of Microsoft Corporation in the United States and other countries HART is a registered trademark of the HART Communication Foundation All other products or service names are the property of their respective owners The international transport of this device is regulated under United States export regulations and may be regulated by the import regulations of other countries iv 087 0051 REVA fj SCOTT S A F Tr y Spyglass Series Gas Detectors who have or will have responsibility for using maintaining or servicing the product Failure to use this equipment properly may result in serious injury or death 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 Sco
51. ource e Commissioning Kit P N 8000449 087 0051 REVA Installation Instructions Spyglass Open Path Gas Detector The Commissioning kit includes Function Check Filter and the Telescope Kit which is used during each Spyglass installation and then removed They can be reused for all other Spyglass installations on the site Therefore only one set is required for several detectors e Telescope Kit P N 8000456 e Function Check Filters P N 8000457 8000458 8000459 8000460 e Handheld Unit P N 8000450 e Other accessories are available per the customer request e Pole Mount U Bolt 5 inch P N 8000448 e HART Hand Held Diagnostic Unit P N 8000451 e HART Hand Held Harness Kit P N 8000452 e USB RS485 Harness Converter Kit P N 8000453 e Mini Laptop Kit P N 8000454 e Sunshade P N 8000455 See details in Appendix B The following procedure is used for preparing the installation of the Spyglass 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 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
52. owen EA E Bae 15 3 3 TOUtput MON SA AOL ee ee 15 3 3 1 0 20mA Current Output i 15 3 3 2 RS5 485 Interface bl ii e ERREUR ees KEEPER TE Nee i 16 3 4 System Setup isset RR RR tive els tiger ied deve ila SERRE MR ER ER LE ER RR 16 3 4 1 Detection Function Programming mmn 16 3 4 2 Detection Setup Function eee eee eerie KKR na 16 3 4 3 Detector Default Setup eee ene esee enne 18 4 Technical SpecificatiOnS rarasrarnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnunr 19 4 1 General Specifications ssmmsssssssrrsssrrssserssnersrnersrrrrrr nr men emen menie 19 4 2 Electrical SpecificationS m mene nemen nenne 20 4 2 1 Power Consumption usa donee ide een RERUM Caged eee 20 4 2 2 Electrical input protection resans rr rn rr RR ne tena 20 4 2 3 Electrical outplts ida 20 4 3 Mechanical Specifications smosssssrssrerssrrrssrerrrrerrrrrrrrrrrrr re mmm mene 21 4 4 Environmental Specifications mmm 22 4 4 1 High Temperature eese esee esee esee seen 22 4 4 2 LOW TEM pera ai a three A banden crede ER ane Fra pa 22 4 4 3 H rmildity a A ovi tee ene Debe fre eee 22 4 4 4 Salt and EQgu oit tate tet edu net ted int oett td 22 4 4 5 Water and Dust eret I REIN RRRIIND RR ERR eigde Eier sad 22 4 4 6 Shock and Vibration cete ri 23 4 4 7 Electromagnetic Compatibility EMC eee e cece ee eee eee eee ner n na 23
53. p if the Tilt Mount is already installed e Detector removal for maintenance purpose does not require Tilt Mount removal 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 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 Hazardous environment Failure to use this equipment f Warning Installation work should be performed in a Non properly may result in serious injury or death gt To install the Detector wiring 1 Turn off power to the wiring to the intended detector location to avoid shock and potential explosion hazards Release the back cover secure bolt item 15 Figure 4 and open the detector back cover item 14 Figure 4 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 5 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 5 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 Figu
54. pen Path Gas Detector Maintenance Instructions 7 2 1 7 2 2 7 2 3 44 Routine Optical Surface Cleaning The Spyglass 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 Spyglass detector and source 2 n 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 6 Inspect device looking for damage to seals discoloration or other damage which may indicate a need for additional maintenance 7 Enter in the Maintenance Logbook Date name of person and company who performed the maintenance service 8 Turn on power to the Spyglass detector and source 9 Perform signal verification see Signal Verification page 39 10 Perform zero calibration see Zero Calibration page 40 11 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 sig
55. rce and Detector unit enclosures are ATEX and IECEx 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 d e ib ib Gb IIB H2 T4 Gb Ex tb IIIC T135 C Db IP66 This manual consists of a full description of the Detector and its features It contains instructions on the installation operation and maintenance A Warning The Spyglass Source and Detector units are only a detector and they must be used together to detect Combustible Gas They do not provide an audible or visible alarm The Spyglass system must be connected to an alarm or integrated into a plant system if a warning is required Failure to use this equipment properly may result in serious injury or death 087 0051 REV A 1 Spyglass Open Path Gas Detector 2 087 0051 REV A 2 2 1 gt F T Y Spyglass Series Gas Detectors Technical Description In this chapter Features page 3 Applications page 4 Principle of Operation page 4 Product Certification page 7 Models and Types page 8 Description page 10 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 performanc
56. re 5 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 4 Restore power to the external wiring for the unit 087 0051 REV A Installation Instructions Spyglass Open Path Gas Detector Tilt Mount Holding Plate Vertical Fine Alignment 1 5 i Tightening Screw Detector Source Holding Vertical Crude Alignment 2 6 Plate Tightening Screw 3 Horizontal Crude Alignment J Vertical Find Alignment Screw Tightening Screw Horizontal Fine Alignment Horizontal Fine Alignment 4 A 8 Tightening Screw Screw Figure 3 Tilt Mount 087 0051 REV A 31 Spyglass Open Path Gas Detector Installation Instructions 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 14 Tightening Screw Vertical Fine Alignment Detector Back Cover Secure 7 15 Screw Bolt 8 Horizontal Fine Alignment Screw Figure 4 Detector and Tilt Mount Assembly 32 087 0051 REV A Installation Instructions Spyglass Open Path Gas Detector Housing
57. screwing the cover and secure the back screw bolt 087 0051 REV A Installation Instructions Spyglass Open Path Gas Detector 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 6 Source with Cover Removed 087 0051 REVA 35 Spyglass Open Path Gas Detector Installation Instructions 36 087 0051 REV A SA F T Y Spyglass Series Gas Detectors 6 Operating Instructions gt In this chapter Spyglass 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 6 1 Spyglass 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 Spyglass system 6 2 Alignment of Unit Using the Telescope performs full alignment Alignment procedure should be performed in two stages Crude alignment and fine adjustment Th
58. th Cover Removed ere rr sese eee 33 Source with Cover Removed sunsosssssrsssrssrarr rensar rn rrn rank rr rskr KAR RR ARKA K RR RKA rna 35 Magnetic Mode Selector essens seems enne nns 40 Detector Wiring Terminal cccccccee eee eee eects III III me me ne nennen 49 Source Wiring Terminal Li 50 0 20mA SINK 4s WIFe ciii i eroi ee te e c b t eet 51 0 20mA Non isolated Sink 3 Wire cece eens eens cece enes rer enes nere nerna 51 0 20mA Source 3 WIre mene esee eene 52 RS 485 Networking for Wiring Option 3 reser nerna 53 087 0051 REV A xvii Spyglass Open Path Gas Detector Table of Contents Table 1 Table 2 Table 3 Table 4 Table 5 Table 6 Table 7 Table 8 Table 9 Table 10 Table 11 Table 12 Table 13 Table 14 xviii List of Tables Gas Concentrations Measurement Terms ers rr mee 4 Kit Model Numbers and Installation Distances nere r nt 9 Detector LED Indications io 15 Source LED Indications roe Rep Ee dep de ep EO 15 Standard default 0 20mA Current for the Gas Channel 16 Detector Default Set UP ssssessssserrrrrsrsserrrrrrrrrrrrrrrr rss ee me se se sess sss an 18 Source Default Set Up ce dicen ER de ala EX ied enatis 18 Detection Distance Range iii 19 Detector and Source Maximum Power Consumption
59. tt Safety product warranty f Warning This manual should be carefully read by all individuals Warranty SCOTT SAFETY Agrees to extend to Purchaser Distributor a warranty on the SCOTT SAFETY supplied components of the Spyglass products SCOTT SAFETY warrants to Purchaser Distributor that the products are free from defects in materials and workmanship for a period of three 3 years commencing with the date of shipment from SCOTT SAFETY SCOTT SAFETY expressly excludes damage incurred in transit from the factory or other damage due to abuse misuse improper installation or lack of maintenance or Act of God which are above and beyond its control SCOTT SAFETY 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 SCOTT SAFETY S sole liability under this warranty and SCOTT SAFETY S liability shall be limited to repair or replacement of the component found defective and shall not include any liability for consequential or other damages The customer is responsible for all freight charges and taxes due on shipments both ways This warranty is exclusive of all other warranties express or implied Warnings Ensure you follow the applicable warnings and cautions indicated here Failure to use this equipment properly may result in serious injury or death A Warning This equipment must be operated and serviced
60. verification procedure is for a standard 0 20mA output 2 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 Position the Functional Check filter in front of the Spyglass Detector 2 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 5 Record the 0 20mA current variance in the Maintenance Logbook If the variance is more than a 3096 change when compared to the previous check see delivery form repeat the alignment A Warning Ifthe unit does not successfully pass the functional check do not use it Repeat test or repair as necessary Failure to use this equipment properly may result in serious injury or death 087 0051 REV A 41 Spyglass Open Path Gas Detector Operating Instructions 42 087 0051 REV A N 7 1 7 2 A F T Y Spyglass Series Gas Detectors Maintenance Instructions In this chapter General Maintenance page 43 Periodic Maintenance page 43 General Maintenance The Spyglass Series Detectors require only simple periodic maintenance to provide satisfactory service and achieve maximum performance The Detector and Source un

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