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Ex II 2 GD, EExde IIB+ H2 T5 (75°C) Class II/III Div. 1 Groups E, F, G Document ref: TM 40/40U, Rev (5) June 2011 218 Little Falls Rd., Cedar Grove, NJ 07009, USA Phone: +1 (973) 239 8398 Fax: +1 (973) 239 761 Web-Site: www.spectrex.net; Email: spectrex@spectrex.net...
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 time in content hereof with no obligation to notify any persons of revisions or changes.
SharpEye UV Flame Detector User Guide Release History Date Revision History Prepared by Approved by May 20, 2008 First Release Ian Buchanan Eric Zinn September 23, 2008 Second Release Ian Buchanan Eric Zinn July, 2010 Third Release Ian Buchanan Eric Zinn August 2010 Fourth Release Ian Buchanan...
About this Guide This guide describes the SharpEye Model 40/40U and UB UV Flame Detector and its features and provides instructions on how to install, operate and maintain the detector. This guide includes the following chapters and appendixes: • Chapter 1, Introduction, provides a general overview of the product, principles of operation, and performance considerations.
SharpEye UV Flame Detector User Guide Abbreviations and Acronyms Abbreviation Meaning ATEX Atmosphere Explosives American Wire Gauge Built In Test Electromagnetic Compatibility End of Line Field of View Highway Addressable Remote Transducer- HART communication protocol Immune at Any Distance IECEx International Electrotechnical Commission Explosion Isopropyl Alcohol Infrared...
Table of Contents Models 40/40U and UB UV Flame Detectors User Guide........i Legal Notice ....................iii Warranty...................... iii Release History ..................... iv About this Guide .................... v Abbreviations and Acronyms ................vi Introduction .....................1 ...
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SharpEye UV Flame Detector User Guide Installation Cables................23 2.5.1 Conduit Installation ............... 23 Installing the Tilt Mount (part no. 40/40-001) ......... 24 2.6.1 Tilt Mount Specifications ..............25 2.6.2 Tilt Mount Assembly ..............25 ...
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TM 40/40U, Rev (5) June 2011 Wiring Instructions................. 49 General Instructions for Electrical Wiring ..........49 Typical Wiring Configurations..............51 RS-485 Communication Network ............55 RS-485 Overview ................55 Accessories .................... 57 ...
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SharpEye UV Flame Detector User Guide List of Figures Figure 1: Horizontal Field of View ................ 9 Figure 2: Vertical Field of View ................9 Figure 3: Indication LED................... 11 Figure 4: Detector with Tilt Mount ..............24 ...
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TM 40/40U, Rev (5) June 2011 List of Tables Table 1: Wiring Options ..................3 Table 2: Detector Versions ................. 3 Table 3: Fuel Sensitivity Ranges................8 Table 4: Immunity to False Alarm Sources............10 Table 5: LED Indications .................. 11 ...
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SharpEye UV Flame Detector User Guide List of Tables...
Introduction In this chapter… Overview page 1 Model and Types page 2 Features and Benefits page 4 Principles of Operation page 4 Performance Considerations page 7 Internal Detector Tests page 14 Overview There are two versions of the 40/40 Series UV Flame Detectors: Model 40/40U and model 40/40UB that also includes a Built in Test (BIT) feature.
SharpEye UV Flame Detector User Guide Model and Types The 40/40U and UB UVflame detectors are provided in various configurations depending on: • UV Models • Wiring options • Temperature ranges • Type of cable entries • Housing type • Required approval The configuration detail is included in the product part number on the product label and takes the form: 40/40U and UB XXXXX, where XXXXX...
SharpEye UV Flame Detector User Guide Features and Benefits • UV Spectrum design • High Speed Response: 150msec. response to saturated signal • Built In Test (BIT): Manual and Automatic (see Built-In-Test (BIT) on page 15). • Heated Window: Prevents effects of icing, snow, condensation. •...
TM 40/40U, Rev (5) June 2011 • Sensing Element The UV sensor is sensitive to radiation over the range of 0.185-0.260 micron. The UV channel incorporates a special logic circuit that eliminates false alarms caused by solar radiation and other non-fire UV sources.
SharpEye UV Flame Detector User Guide 1.4.4 RS-485 Modbus For more advanced communications, the 40/40U and UB detector 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.
TM 40/40U, Rev (5) June 2011 1.4.5.4 EN54-10 The 40/40U and UB OpticalFlame Detector is certified to EN54-10 and CPD. • The detector has been tested and approved per EN54-10 by LPCB (BRE, UK). • This test includes functional test, environmental test, EMI/EMC test and software check.
SharpEye UV Flame Detector User Guide 1.5.1.3 Other Fuels The detector reacts to other types of fire as follows: • The baseline fire refers to n-heptane 1ft (0.1m ) and is defined as 100% sensitivity. • For fuel fire – standard pan fire size: 1 ft (0.1 m •...
SharpEye UV Flame Detector User Guide 1.5.3 False Alarms Prevention To prevent false alarms, the detector will not alarm or react to the radiation sources specified in Table 4. Table 4: Immunity to False Alarm Sources Immunity Radiation Source Distance ft. (m) Indirect or reflected sunlight Vehicle headlights (low beam) conforming to MS53023-1...
TM 40/40U, Rev (5) June 2011 1.5.4 Visual Indicators One 3-color LED indicator is located inside the detector window, as shown in Figure 3. The detector statuses are listed in Table 5. Table 5: LED Indications Detector Status LED color LED mode Fault, BIT Fault Yellow...
SharpEye UV Flame Detector User Guide 1.5.5 Output Signals Outputs are available according to the default configuration or the wiring options selected for the 40/40U and UB detector. Determine the outputs for your model according to Table 6. The detector incorporates several types of output suitable to different control systems: •...
TM 40/40U, Rev (5) June 2011 1.5.6 Detector Status The possible detector function statuses are listed in Table 7. A more detailed fault analysis can be seen via HART or RS485. Table 7: Detector Status Status Description Normal Normal operation. Built-In-Test being performed.
SharpEye UV Flame Detector User Guide The detector will remain in BIT Fault state until it has passed a successful BIT. The Auxiliary Relay can be activated at the Warning level or Alarm level, depending on programmed function. The outputs depend on the wiring options. 1.5.6.1 Optional Latching Alarms are set as non-latching by default.
TM 40/40U, Rev (5) June 2011 • Relays and heater operation • Processor Watch dog • Software • Memory • Oscillator frequency Response to Fault Indication If a failure is found, the detector indicates by: • Fault relay: • Opens in wiring option 1, 2, and 4 •...
SharpEye UV Flame Detector User Guide 1.6.2.2 Automatic BIT The detector automatically performs a BIT every 15 minutes. A successful BIT sequence does not activate any indicator. The results of a successful and unsuccessful BIT are listed in Table 9 and Table 10.
TM 40/40U, Rev (5) June 2011 1.6.2.3 Manual BIT The BIT is manually initiated by momentarily connecting Terminal 3 with Terminal 2 (or a switch across these terminals in the safe area). If the BIT is unsuccessful, all outputs will function as described for Automatic BIT, but the BIT is now automatically executed every 1 minute.
Installing the Detector In this chapter… General Guidelines page 19 Unpacking the Product page 20 Required Tools page 21 Certification Instructions page 22 Installation Cables page 23 Installing the Tilt Mount (part no. 40/40-001) page 24 Connecting the Detector page 27 Configuring your Detector page 29 This chapter provides basic guidelines for installing the detector.
SharpEye UV Flame Detector User Guide • Environment: • Dust, snow or rain can reduce the detectors sensitivity and require more maintenance activities. • The presence of high intensity flickering IR sources may affect sensitivity. • Aiming the Detector: • The detector should be aimed toward the center of the detection zone and have a completely unobstructed view of the protected area.
TM 40/40U, Rev (5) June 2011 Required Tools The detector can be installed using general-purpose common tools and equipment. Table 13 lists the specific tools required to install the detector. Table 13: Tools Tool Function Hex Key ¼ inch Mount the detector on the tilt mount Hex Key inch Open and close detector cover (for wiring)
SharpEye UV Flame Detector User Guide Certification Instructions Warning: Do not open the detector, even when isolated, when flammable atmosphere present. Use the following certification instructions: • The cable entry point may exceed 167°F (75°C). Suitable precautions should be taken when selecting the cable. •...
TM 40/40U, Rev (5) June 2011 Installation Cables Follow the following guideline for the cable installation: • All cables to the detector must be well shielded in order to comply with EMC requirement (see Technical Specifications on page 60). • Ground the detector to the nearest ground point (not more than 3m from the detector location).
SharpEye UV Flame Detector User Guide Installing the Tilt Mount (part no. 40/40-001) The Tilt Mount enables the detector to be rotated up to 60º in all directions. Figure 4 shows the Detector mounted on the Tilt Mount. Figure 4: Detector with Tilt Mount Installing the Tilt Mount (part no.
TM 40/40U, Rev (5) June 2011 2.6.1 Tilt Mount Specifications Table 14: USA Version Item Type Location Tilt Mount 40/40-001 Screw ¼" 20 UNC x ¾" Detector – Holding plate Spring Washer No. ¼" Detector - Holding plate Table 15: European Version Item Type Location...
SharpEye UV Flame Detector User Guide Figure 6 shows the Tilt Mount Assembly with dimension in both millimeters and inches. Figure 6: Tilt Mount Assembly (dimensions in mm and inches) To install the Tilt Mount and Detector: Place the tilt mount in its designated location and secure it with four (4) fasteners through four (4) holes 7 mm in diameter.
TM 40/40U, Rev (5) June 2011 Connecting the Detector This section describes how to connect the electric cabling to the detector (Figure 7). To connect the detector to the electrical cables Disconnect the power. Remove the back cover of the detector by removing four (4) socket head-screws in the cover bolts.
SharpEye UV Flame Detector User Guide Check the wires for secure mechanical connection and press them neatly against the terminal to prevent them from interfering while closing the back cover (Figure 7). Place and secure the detector’s back cover by screwing the three (3) socket-head-screws in the Cover Bolts (Figure 4).
HART protocol as follows: • Mini Laptop Kit (P/N 777820): The mini laptop, pre-loaded with the Spectrex host software, enables you to re-configure settings or perform diagnostics on all 40/40 series flame detectors. Refer to manual TM777070 for programming instructions when using the Mini Laptop Kit.
SharpEye UV Flame Detector User Guide • Heated Optics – Auto • Temperature – 41°F (5°C) 2.8.1 Alarm Delay The detector is equipped with an Alarm Delay option, which provides programmable time delays with settings at: • Antiflare* *The Antiflare mode is selected to prevent false alarms in locations where fast flares may be present.
Operating the Detector In this chapter… Powering Up page 33 Safety Precautions page 34 Testing Procedures page 35 This chapter describes how to power up and test the detector. It also includes some very important safety checks that you should make before operating the detector.
SharpEye UV Flame Detector User Guide Safety Precautions After powering-up, the detector requires almost no attention in order to function properly, but the following should be noted: • Follow the instructions in this guide and refer to the drawings and specifications.
This section describes the proof testing procedure for proper operation of the detector. The detector can be tested using the Manual Built-in-Test or the Spectrex UV/IR Fire Simulator -20/20-311. The detector performs internal test continuously and automatic BIT test every 15 minutes for more details refer to Built-In-Test (BIT) on page 15.
Power up the system and wait up to 60 seconds for the detector to turn to a normal state. The Power LED turns on. Aim the Spectrex Fire Simulator Model 20/20-311 at the target point of the detector (Figure 14), in a way that the radiation emitted by it is facing directly towards the detector.
This chapter deals with preventive maintenance, describes possible faults in detector operation and indicates corrective measures. Ignoring these instructions may cause problems with the detector and may invalidate the warranty. Whenever a unit requires service, please contact Spectrex or its authorized distributor for assistance. Maintenance...
Serial and tag no. • Entries for every maintenance operation performed, including the description of the operation, date and personnel ID. If a unit is sent to Spectrex or a distributor for service, a copy of the maintenance records should accompany it. Maintenance...
TM 40/40U, Rev (5) June 2011 Troubleshooting This section is intended to be a guide to correct problems which may happen during normal operation. Table 20: Troubleshooting Table Problem Cause Corrective Action LEDs Off No power at the Check that the correct power •...
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SharpEye UV Flame Detector User Guide Troubleshooting...
SharpEye UV Flame Detector User Guide Electrical Specifications Table 21: Electrical Specifications Operating Status Without Voltage Outputs 0-20mA Power Normal 1.61W 1.56W Consumption Normal when Heater On 2.28W 2.16W (Max. 24VDC) Alarm 2.64W 2.28W Alarm when Heater On 3.24W 2.88W Maximum Current Normal 70mA...
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SharpEye UV Flame Detector User Guide HART Protocol • The HART protocol is a digital communication signal at a low level on top of the 0-20mA. This is a bi- directional field communication protocol used to communicate between intelligent field instruments and the host system.
TM 40/40U, Rev (5) June 2011 Mechanical Specifications Stainless Steel 316 Enclosure Aluminum, heavy duty copper free (less than-1%), red epoxy enamel finish FM, CSA Hazardous Area • Approvals Class I Div. 1 Groups B, C and D; Class II/III Div. 1 Groups E, F and G. ATEX, IECEx ;...
SharpEye UV Flame Detector User Guide Designed to meet MIL-STD-810C, method Salt Fog • 509.1, procedure I Exposure to a 5% Salt Solution Fog for • 48 hours Designed to meet MIL-STD-810C, method Dust • 510.1, procedure I Exposure to a dust concentration of 0.3 •...
Wiring Instructions In this appendix… General Instructions for Electrical Wiring page 49 Typical Wiring Configurations page 51 General Instructions for Electrical Wiring Follow the instructions detailed in this section for determining the correct wire gauge to be used for the installation. Use Table 25 to determine the required wire gauge /size for general wiring, such as relay wiring.
SharpEye UV Flame Detector User Guide Table 26: Wiring length in feet (meter) Power Number Supply Recommended Wire Diameter (AWG) Range Detectors (VDC) 22-32 22-32 22-32 20-32 20-32 4 and less 20-32 Ft (m) (50) (100) (150) (200) (240) Max. Length from Power Supply to Last Detector Calculation Formula Use the following formula to calculate minimum wire gauge per wire length...
SharpEye UV Flame Detector User Guide Figure 12: 0-20mA Wiring Option 1 (Unisolated Sink 3-Wire) Figure 13: 0-20mA Wiring Option 2 and 3 (Source 3-Wire available with the HART Protocol) Note: There are no 0-20mA outputs in wiring options 4 and 5. Typical Wiring Configurations...
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) and to initiate a BIT to each detector individually. For more details, consult Spectrex. Figure 14: RS-485 Networking RS-485 Overview...
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SharpEye UV Flame Detector User Guide RS-485 Overview...
Accessories In this appendix… Long Range UV/IR Fire Simulator page 57 Tilt Mount - P/N 40/40-001 page 60 Weather Protection - P/N 777163 page 61 Laser Detection Coverage Pointer - P/N 777166 page 62 Air Shield - P/N 777161 page 63 This appendix describes the accessories that can help you maximize fire detection with the SharpEye UV/IR flame detector: Long Range UV/IR Fire Simulator...
SharpEye UV Flame Detector User Guide D.1.1 Unpacking Verify that you have received the following contents: • Delivery form • Fire Simulator with integral batteries • Battery charger • Storage case D.1.2 Operating Instructions Warning: Do not open the Fire Simulator to charge the batteries or for any other reason in a hazardous area.
TM 40/40U, Rev (5) June 2011 D.1.3 Range Table 28: Sensitivity Ranges Detector Standard Test Extended Test Model Range(ft./m) Range with collimator (ft./m) 14.5/ (4.5) 29/9 40UB 14.5/ (4.5) 29/9 Notes: • The minimum distance from the detector is 20 inches (50 cm). At extreme temperatures, there is a 15% maximum reduction in the range.
SharpEye UV Flame Detector User Guide D.1.5 Technical Specifications Explosion Proof Enclosure: Mechanical • NFPA (designed to meet) • Class I, Division 1 & 2 Groups B, C and D • Class II, Division 1 & 2 Groups E, F and G •...
TM 40/40U, Rev (5) June 2011 Weather Protection - P/N 777163 The weather protector protects the detector from different weather conditions, such as snow and rain. Figure 18: Weather Protection Weather Protection - P/N 777163...
SharpEye UV Flame Detector User Guide Laser Detection Coverage Pointer - P/N 777166 The Laser Detection Coverage Pointer evaluates detector coverage on-site. The device is an add-on accessory that enables designers and installers to optimize detector location and assess the actual coverage of installed detectors.
TM 40/40U, Rev (5) June 2011 Air Shield - P/N 777161 The Air Shield enables you to install the detector in dirty areas and using compressed air, keep the window clean. This prevents the accumulation of dirt on the window and enables the detector to continue to operate under harsh conditions.
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SharpEye UV Flame Detector User Guide Air Shield - P/N 777161...
SIL-2 Features In this appendix… 40/40UB Flame Detector page 65 40/40UB Flame Detector This appendix details the special conditions to comply with the requirements of EN 61508 for SIL 2. The 40/40UB Flame Detector can only be used in low or high demand mode applications, see IEC 61508.4, Chapter 3.5.12.
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SharpEye UV Flame Detector User Guide E.1.2.2 Using the 0-20mA Interface for Alerting The following parameters shall be set: • AUTOMATIC BIT test = on • Connected to 0-20mA Terminals The following allowed output current must be supervised with an accuracy of ±...
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