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Model 20/20MPI

Mini Triple IR (IR3) Flame Detector

User and Maintenance Manual

Document ref: TM 768200, Rev. (5), April 2017

www.acornfiresecurity.com

Summary of Contents for 20/20MPI

Page 1: ...Model 20 20MPI Mini Triple IR IR3 Flame Detector User and Maintenance Manual Document ref TM 768200 Rev 5 April 2017 www acornfiresecurity com www acornfiresecurity com...

Page 2: ...www acornfiresecurity com www acornfiresecurity com...

Page 3: ...e 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 w...

Page 4: ...History Prepared by Approved by 2 June 2013 Second Release Ian Buchanan Eric Zinn 3 September 2013 Third Release Ian Buchanan Eric Zinn 4 September 2014 Fourth Release Ian Buchanan Eric Zinn 5 April 2...

Page 5: ...ame Detectors 16 2 2 4 Advantages of IR3 Technology 16 2 2 5 Modbus RS 485 17 2 2 6 Types and Models 17 3 Performance 19 3 1 Detection Sensitivity 19 3 1 1 Standard Fire 19 3 1 2 Sensitivity Ranges 19...

Page 6: ...6 6 Wiring Function 42 6 7 Protective Cover Installation 43 6 8 Operation Mode 44 6 8 1 Programmable Function 44 6 8 2 Address 44 6 8 3 Alarm Delay 44 7 Operating Instructions 45 7 1 Power Up 45 7 2 R...

Page 7: ...ions 55 A 1 Wiring Terminal 20 20MPI R 55 A 2 Wiring Terminal 20 20MPI M 56 B Flame Simulator FS 1100 59 B 1 Description 59 B 2 Ordering Information 60 B 3 Unpacking 60 B 4 Operating Instructions 61 B...

Page 8: ...3 Detector and Tilt Mount Assembly 41 Figure 6 Protective Cover 43 Figure 7 Wiring Terminal 20 20MPI R 55 Figure 8 Wiring Terminal 20 20MPI M 56 Figure 9 RS 485 Networking 56 Figure 10 0 20mA Source 3...

Page 9: ...Table 5 20 20MPI Status 26 Table 6 20 20MPI Output Signals 26 Table 7 Detector State with Output Signals 27 Table 8 Time Delay 29 Table 9 Function Setup 29 Table 10 Default function set up 30 Table 11...

Page 10: ...ibes the detector s operation modes user interface and indications Chapter 5 Technical Specifications lists the detector s electrical mechanical and environmental specifications Chapter 6 Installation...

Page 11: ...otechnical Commission Explosion IPA Isopropyl Alcohol IR Infrared JP5 Jet Fuel Latched Refers to relays remaining in the On state even after the On condition has been removed LED Light Emitting Diode...

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Page 13: ...e dynamic characteristics of fire Three sensitive IR channels process the signals Detection performance is controlled by a microprocessor and easily adapted to all environments applications and requir...

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Page 15: ...Threshold correlation and Ratio 3 Separate IR Channels Between 3 5 microns Field Programmable Sensitivity 4 ranges 2 Response Levels Warning and Detection Solar Blind Microprocessor Based Digital sign...

Page 16: ...er careful investigation 3 channels were selected which when operating jointly provide optimal fire detection characteristics Channel 1 4 2 4 6 Fire the CO2 peak Channel 2 4 0 4 2 Eliminates false ala...

Page 17: ...tions from a network up to 247 detectors to a host computer on universal controller for central monitoring This feature enables easy maintenance and local or remote diagnostic tools 2 2 6 Types and Mo...

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Page 19: ...r selectable sensitivity ranges For each range there are 2 response levels Warning pre alarm Alarm The detection distance for the warning level is approximately 10 higher than the alarm distance Alarm...

Page 20: ...20MPI R ft m Type of Fuel Gasoline 140 43 100 N Heptane 140 43 100 Alcohol 95 100 30 70 JP5 100 30 70 Kerosene 100 30 70 Diesel Fuel 100 30 70 Methane 39 12 28 IPA 115 35 80 Methanol 98 30 70 LPG 39 1...

Page 21: ...ne of Vision Horizontal 100 Vertical 90 Figure 2 Horizontal and Vertical Fields of View Note Due to the reflector there is a reduction in the cone of vision of 10 in the area of 5 around the reflector...

Page 22: ...12mm 15 32 gap at 4000V alternating current 60Hz IAD Arc welding 4mm 5 32 rod 240A See Table 4 Ambient light extremes darkness to bright light with snow water rain desert glare and fog IAD Bright colo...

Page 23: ...False Alarms Prevention 23 Table 4 Welding Immunity Distance Sensitivity Detection Range ft m Immunity Distance ft m 10 33 10 10 3 20 65 20 15 5 30 100 30 20 7 40 140 43 33 10 www acornfiresecurity c...

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Page 25: ...Indications page 25 Output Signals page 26 Detector Mode Setup page 28 Built In Test page 30 4 1 Visual Indications One 3 color LED indicator is located in the detector front window Figure 3 Indicator...

Page 26: ...e in one of the following states Table 6 20 20MPI Output Signals Detector Status Description Normal The detector is functioning normally BIT The detector performs a Built In Test Warning Fire detected...

Page 27: ...MPI M 3 The alarm outputs are activated as long as the alarm conditions are present 4 The alarm state can be latched optional according to a programmable function 5 The detector is in its BIT Fault st...

Page 28: ...larm delay option which provides programmable time delays of 0 30 seconds with 8 fixed settings 0 seconds Anti flare 3 seconds 5 seconds 10 seconds 15 seconds 20 seconds 30 seconds When an alarm detec...

Page 29: ...de of operation by means of the host Table 9 Function Setup Name Yes No 1 Alarm Latch Alarm latching enabled Alarm latching disabled default 2 Automatic BIT Automatic BIT default No BIT 4 3 2 4 Addres...

Page 30: ...h No No Automatic BIT Yes Yes Alarm BIT No No 4 4 Built In Test 4 4 1 General The detector s Built In Test BIT checks the following Electronics circuitry Sensors Window cleanliness The detector can be...

Page 31: ...ns closed normal in Model 20 20MPI R The LED continues to flash 1Hz at green The 0 20mA output continues to indicate 5mA in model 20 20MPI M An unsuccessful BIT sequence activates the following The fa...

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Page 33: ...e 11 Contact Ratings Relay Name Type Normal position Maximum Ratings Alarm SPST N O 2A at 30VDC Fault SPST N C 2A at 30VDC The fault relay is normally energized and the contact is closed during normal...

Page 34: ...certified to EN54 10 and CPD The detector has been tested and approved per EN54 10 by VdS This test includes functional test environmental test EMI EMC test and software check For more details see Vd...

Page 35: ...agnetic Compatibility EMC This product is in conformance with EMC directive 89 336 EC Radiated Emission EN61000 6 3 Conducted Emission EN61000 6 3 Radiated Immunity EN50130 4 Conducted Immunity EN5013...

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Page 37: ...installation Rather it emphasizes specific points of consideration and provides some general rules for qualified personnel Wherever applicable special safety precautions are stressed 6 2 General Consi...

Page 38: ...ctive cover P N 768005 and 3mm Hex Key Since this detector is for indoor applications only do not assemble the protective cover unless it is necessary 2 Verify the appropriate Purchase Order Record th...

Page 39: ...ctor removal for maintenance purpose does not require tilt mount removal 3 Place the detector with its gland pointing down on the holding plate of the tilt mount Item 3 Secure the detector by 1 holdin...

Page 40: ...40 Detector and Tilt Mount Installation Figure 4 Tilt Mount Assembly Outline Drawing Number Description 1 Mounting Plate 2 Holding Plate 3 Holding Screw 4 Alignment Screw 5 Alignment Screw www acornfi...

Page 41: ...Detector and Tilt Mount Assembly Number Description 1 Detector Housing 2 Mounting Plate 3 Holding Plate 4 M4 X 12 Hex Screw 5 M4 x 20 Hex Screw 6 M4 x 16 Hex Screw 7 M4 x 13 Hex Captive Socket Head Sc...

Page 42: ...connection may damage the detector f Check the wiring for secure mechanical connection and press the wires neatly against the terminal board to prevent them from interfering while closing the detector...

Page 43: ...is used for a communications network as specified in Typical Wiring Configurations on page 55 Terminal 3 RS 485 Terminal 4 RS 485 6 7 Protective Cover Installation The protective cover need only be us...

Page 44: ...able Function Modes of operation are programmable with a PC or handheld unit according to the selection table in Detector Functions on page 28 6 8 2 Address The detector is capable of acting as an add...

Page 45: ...s green and the FAULT relay contacts close 2 Wiring Inspection If a short circuit or line discontinuity exists fault indications appear on the control unit display panel Check your wiring The detector...

Page 46: ...the simulation Therefore automatic extinguishing systems or any external devices which may be activated during this process must be disconnected To test with Flame Simulator Model FS 1100 1 If the de...

Page 47: ...he manufacturer Do not expose the detector to radiation of any kind unless required for testing purposes Do not open the detector housing while the power is on Do not touch internal parts other than t...

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Page 49: ...tion and Personnel The detector s maintenance requires ordinary tools and suitably qualified personnel who should be familiar with local codes and practices 8 2 Preventive Maintenance Procedures The d...

Page 50: ...uld include the following Installation date Contractor Serial and tag number Entries for every maintenance operation performed including the description of the operation date and personnel ID If a uni...

Page 51: ...cations Network Using the RS 485 network capability of the IR3 detector and control software you can connect up to 32 detectors in an addressable system with only 4 wires 2 for power and 2 for communi...

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Page 53: ...Appendix 53 Appendix www acornfiresecurity com www acornfiresecurity com...

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Page 55: ...pical Wiring Configurations In this appendix Wiring Terminal 20 20MPI R page 55 Wiring Terminal 20 20MPI M page 56 A 1 Wiring Terminal 20 20MPI R Figure 7 Wiring Terminal 20 20MPI R www acornfiresecur...

Page 56: ...TM IR3 Flame Detector User Guide 56 Wiring Terminal 20 20MPI M A 2 Wiring Terminal 20 20MPI M Figure 8 Wiring Terminal 20 20MPI M Figure 9 RS 485 Networking www acornfiresecurity com www acornfiresecu...

Page 57: ...inal 20 20MPI M 57 Figure 10 0 20mA Source 3 Wire Model 20 20MPI M Note The detectors are 0 20mA source only configuration Figure 11 Typical Wiring for 4 Wire Controllers Model 20 20MPI R www acornfir...

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Page 59: ...The Flame Simulator FS 1100 is designed specifically for use with SharpEye Flame Detectors The flame simulator emits IR radiation in a unique sequential pattern corresponding to and recognizable by th...

Page 60: ...in a carry case that includes Flame Simulator FS 1100 Charger Tool Kit Technical Manual TM380002 B 3 Unpacking Verify that you have received the following contents Delivery form Flame simulator with...

Page 61: ...fter the simulation To simulate a fire 1 Verify you are at the correct distance from the detector according to the type of detector and the detector sensitivity 2 Using the mechanical sight aim the fl...

Page 62: ...simulator operates at least 1 000 times without having to be recharged The simulator will not operate when the voltage from the batteries is lower than the required operational level 1 Simulator 2 Ba...

Page 63: ...cover Item 4 12 Lock the back cover with the locking screw B 7 Battery Replacement To replace the battery 1 Place the flame simulator on a table in a safe area not exceeding 104 F 40 C 2 Release the l...

Page 64: ...d ib op is IIB H2 T5 Gb Ex ib op is tb IIIC T135 C Db 20 C to 50 C 4 F to 122 F EMI Compatibility Table 15 Immunity Tests Immunity Tests Title Basic Standard Level to be tested Electrostatic Discharge...

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