SharpEye 20 Spécifications

SharpEye 20/20ITriple IR (IR3)Flame Detector User's and Maintenance ManualDoc. No. TM 20/20I, Rev. (4)-99 July 1999Factory MutualApprovedClass

- 10 -FIGURE 2: FLAME DETECTOR ASSEMBLY - OUTLINE DRAWINGIR SOURCEVIEW A108 (4 1/4")IR SENSOR132FLAME DETECTORWITH BUILT IN TESTIR3ALARM LEDIR SE

- 11 -2 PERFORMANCE2.1 DETECTION SENSITIVITYDetection sensitivity is the detection distance for a specified size of fire and type offuel (“Standard Fi

- 12 -2.2 CONE OF VISION Horizontal: 90 ° Vertical: 90 °FIGURE 3: HORIZONTAL AND VERTICAL FIELDS OF VIEWRELATIVE RANGE AS A FUNCTION O

- 13 -2.3 FALSE ALARM PREVENTIONThe detector will not provide an alarm or a warning signal as a reaction to theradiation sources specified below.NOTE

- 14 -3 OPERATION3.1 VISUAL INDICATIONSTwo LED-indications are located in the detector front window:i. Power LED (Yellow)Normal - the LED is O

- 15 -3.2 OUTPUT SIGNALSThe detector controls the following outputs: • Alarm relay • Accessory relay • Fault relay • 4-20mA current output • RS-4

- 16 -3.2.1 Optional latching:The detector includes a latched alarm output capability, which operates according tothe DIP switch SW1-1 position. Upon

- 17 -Table 3-3.1: Function Switch SW1SW. ON Position OFF Position1 Alarm latching - enabled Alarm latching - disabled2 Accessory relay activated at w

- 18 -LEGEND:0 = OFF1 = ONLSB = Least Significant BitMSB = Most Significant Bit.SWITCH SW2-7 and SWITCH SW2-8 are unused.Table 3-3.4: SW2 Address Set

- 19 -ANTI FLAREAnti Flare mode is selected to prevent false alarm in locations where fast flares maybe present. The Time delay for fire alarm in thi

- 2 - ContentsCONTENTS ...

- 20 -3.4 BUILT IN TEST A. GeneralThe detectors’ Built In Test (BIT) checks the following: • Electronics circuitry • Sensors • Window cleann

- 21 -successful BIT's that have been encountered. As a result, the detector will resume itsnormal operation.Automatic BITThe detector automatica

- 22 -4 ELECTRICAL SPECIFICATIONS1st. Operating Voltage: 18-32 VDC2nd. Power Consumption:Max. 150 mA in Stand-by Max. 200 mA in Alarm3rd. Electric i

- 23 -4-20 mA Current Output:Terminals 11 and 12:FAULT < 2 mA ( Typical 0)NORMAL 4 - 6 mA ( 5)WARNING 9 - 11 mA (10)ALARM 14 - 16 mA (15) C

- 24 -FIGURE 6: FLAME DETECTOR ASSEMBLY - SCHEMATIC SECTIONREFLECTORWINDOWHOUSING COVERP.C. BOARDS ASSYIR SENSORTHREADS FOR CONDUIT3/4"-14NPT

- 25 -5 MECHANICAL SPECIFICATIONS1st. EnclosureAluminum enclosure, chromate coating and epoxy anamel finish.St. St. 316 electromechanical and pasivati

- 26 -6 ENVIRONMENTAL SPECIFICATIONS1st. High TemperatureDesign to meet MIL-STD-810C, method 501.1 procedure IIOperating temperature: +70 deg.C (+160

- 27 -PART BTECHNICAL MANUAL

- 28 -7 INSTALLATION INSTRUCTIONS7.1 SCOPEThe "Spectrex" Model 20/20I is a self-contained Optical Flame Detector, designed tooperate as a st

- 29 -C. ENVIRONMENT • Dust, snow or rain can reduce the detectors sensitivity and require moremaintenance activities. • The presence of high intens

- 3 - 8 OPERATING INSTRUCTIONS...

- 30 -7.5 DETECTOR MOUNTINGThe detector may be mounted on a simple fabricated bracket, or preferably theoptional Swivel Mount, Model 20/20-003. The Sw

- 31 -The detector is now correctly located and aligned and ready for connecting to thesystem.FIGURE 7: IR3 DETECTOR AND SWIVEL MOUNT ASSEMBLY76.2 (3&

- 32 -FIGURE 8: SWIVEL MOUNT ASSEMBLY - OUTLINE DRAWING## Description ## Description1 Protective Set Screws 7 Holding Plate2 Ground Terminal (for CENE

- 33 -7.6 WIRING1 Disconnect power.2 Remove the four (4) protective set-screws from detector front. (Fig. 7 Item 1)3 Refer to Fig. 11. Release the fou

- 34 -Alarm Relay (Terminal Numbers 6, 7, 8):The Alarm output is a change over contact relay (SPDT).Terminal No. 6 is the N.O. relay contact.Terminal

- 35 -FIGURE 9: TERMINAL BOARD9BOARD2P1SHIELD178005218P2713643I/O81551911101214

- 36 -FIGURE 10: FLAME DETECTOR ASSEMBLY - WIRING DIAGRAMMANUAL B.I.T. ACTIVATION14SCREW11131210978654231(N.O. MOM.)N.C.N.O.COM.ACCESSORY RELAY CONTAC

- 37 -FIGURE 11: IR3 FLAME DETECTOR WITH COVER REMOVED## Description ## Description1 Housing 6 Inlet Conduit2 Securing Cable 7 DIP Switch13 Cable Clam

- 38 -7.8 MODE SELECTIONWhen wiring is completed the operational mode can be selected.Mode selection is achieved by means of 3 DIPswitches listed belo

- 39 -8 OPERATING INSTRUCTIONS8.1 SCOPEThe following instructions are designed to obtain optimal performance from thedetector over its life cycle.8.2

- 4 - FiguresFIGURE 1: IR3 FLAME DETECTOR...9FIGURE 2: FLAME DETE

- 40 -8.4 FUNCTIONAL TESTINGFollowing is a testing procedure for proper functioning of the detector.8.4.1 Manual BIT TestImportant Note!If SW1 switche

- 41 -1 Apply power to the system and wait up to 60 seconds for turning of the detector tonormal state. Power led turns on. If the detector is on, ski

- 42 -9 MAINTENANCE INSTRUCTIONS9.1 SCOPEThis chapter deals with preventive maintenance, describes possible faults in detectoroperation and indicates

- 43 -9.4.1 Power-Up ProcedurePerform Power-Up procedure every time power is restored to the system. Follow theinstructions in paragraph 8.2 above.9.4

- 44 -APPENDIX AWire Selection Tables

- 45 -Appendix A. General Instructions For Electrical Wiring1. Refer to Table 1 to determine the required wire gauge for general wiring, such asrelay

- 46 -Table 2:Wire Gauge1st. Select "Number of detectors" connected in one circuit.2nd. Select "wiring length" per your installati

- 47 -APPENDIX BTYPICAL WIRING CONFIGURATIONS

- 48 -Appendix B. Typical Wiring ConfigurationsFIGURE 12: FLAME DETECTOR WIRING DIAGRAMMANUAL B.I.T. ACTIVATION14SCREW11131210978654231(N.O. MOM.)N.C.

- 49 -FIGURE 13: TYPICAL WIRING DIAGRAM FOR 4 WIRE CONTROLLERTypical Wiring Diagram for 4 Wire ControllerAlarmLoopSupply-672ControllerPowerFirst+Block

- 5 - IntroductionThe Spectrex Model 20/20I is a triple IR spectrum flame detector designed to providemaximum fire protection. It uses innovative tec

- 50 -Notes:1. FOR EOL RESISTORS VALUES SEE CONTROLLER MANUAL2. THE ACCESSORY RELAY IN THE LAST DETECTOR SHOULD BECONFIGURED AS AN EOL (SWITCH SW1-8

- 51 -Notes:The detectors are factory set to isolated 4-20mA sink version. To work at non-isolated 4-20mA version (source), connect Terminal 12 to Ter

- 52 -APPENDIX CRS485 COMMUNICATION NETWORK

- 53 -Appendix C. RS485 Communication NetworkUsing the RS485 network capability of the IR3 detector and additional software it ispossible to connect u

- 54 -APPENDIX DMounting the “de” version

- 55 -Appendix D. Mounting the “de” version1 DETECTOR MOUNTINGThe detector may be mounted on a simple fabricated bracket, or preferably theoptional Sw

- 56 -2 WIRINGRefer to Fig. 17.1 Disconnect power.2 Release the four (4) sloted-head screws that secure the chamber cover (Item 2). Thechamber is now

- 57 -FIGURE 17: FLAME DETECTOR ASSEMBLY - WIRING DIAGRAM## Description ## Description1Modified Back Cover5Ground Terminal2Chamber Cover6Mounting Thre

- 58 -FIGURE 18: FLAME DETECTOR ASSEMBLY - WIRING DIAGRAM (“DE VERSION”)SCREW564321R.S.-485 (-)GROUNDEARTH4-20mA (INPUT)R.S.-485 (+)4-20mA (OUTPU

- 59 -APPENDIX ELong Range IR3 Fire Simulator

- 6 - PART ATECHNICAL MANUAL

- 60 -Appendix E. Long Range IR3 Fire SimulatorProduct DescriptionThe SharpEye IR3 Long-Range Fire simulator # 20/20-310 is designed specificallyfor u

- 61 -Follow these instructions to simulate a fire:1. Aim the Fire Simulator towards the detector.2. Press the operation button once. Fire simulatio

- 62 -SpecificationsMechanicalExplosion Proof Enclosure:NFPA (designed to meet)Class I, Division 1 & 2 Groups B, C and DClass II, Division 1 &

- 63 -For further details or assistance, contact:GasTech Australia Pty Ltd106 Westpoint CentreOsborne Park 6017Tel: 1800 999 902 Int: 61 8 9242 1869

- 7 - 1 TECHNICAL FEATURES •• DETECTION RANGE: up to 60 m (200 ft) for a 0.3m x 0.3m (1ft x 1ft) fire. • ULTRA HIGH IMMUNITY TO FALSE ALARMS (see pa

- 8 - • Detection distance is restricted to 10 meters (33ft) only. • Their immunity to false alarm sources is limited.1.1.4 The advantages of IR3

- 9 - FIGURE 1: IR3 FLAME DETECTORFLAME DETECTORIRWITH BUILT IN TEST3