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Electrical Specifications

TM 787100 Rev (Af), May 2019

Technical Specifications

5.1

Electrical Specifications

•

Operating Voltage

: 18

–

32VDC

•

Power Consumption

Max. 25mA in standby

Max. 50mA in alarm

•

Electric Input Protection

•

The input circuit is protected against voltage-reversed polarity,
voltage transients, surges, and spikes according to
MIL-STD-1275A.

Electrical Outputs

•

Dry Contact Relays:

Table 15: 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 operation of the detector. The contact is open at fault condition or
low voltage.

•

–

20mA current output:

The 4

–

20mA is an isolated sink option.

The maximum permitted load resistor is 600 Ohm.

Table 16: 0

–

20mA Current Output

STATE

Output

Fault

0 + 0.9mA

Bit Fault

2mA±10%

Normal

5mA±10%

Warning

10mA±10%

Alarm

15mA±10%

Содержание SHARPEYE 20

Страница 1: ...ini Triple IR IR3 Flame Detector User Guide Document ref TM 787100 Rev Af May 2019 8200 Market Blvd Chanhassen MN 55317 USA Phone 1 973 239 8398 Fax 1 973 239 7614 Website www spectrex net Email spectrex spectrex net ...

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Страница 3: ...emount 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 Rosemount does not assume any liability arising out of the application or any use of any product or circuit described ...

Страница 4: ...Release History Rev Date Revision History Prepared by Approved by 5 May 2017 Sixth Release Jay Cooley Shaul Serero Af May 2019 Seventh Release Michal Heller Udi Tzuri ...

Страница 5: ...O2 Peak 15 2 2 3 Limitations of IR IR Flame Detectors 16 2 2 4 Advantages of IR3 Technology 16 2 2 5 Modbus RS 485 16 2 2 6 Types and Models 17 3 Performance 21 3 1 Detection Sensitivity 21 3 1 1 Standard Fire 21 3 1 2 Sensitivity Ranges 21 3 1 3 Other Fuels 22 3 2 Cone of Vision 23 3 3 False Alarms Detection 24 4 Operation 27 4 1 Visual Indications 27 4 2 Output Signals 28 4 2 1 Optional Latching...

Страница 6: ...ns 39 6 3 Preparations for Installation 40 6 4 Conduit Installation 40 6 4 1 Tilt Kit 40 6 4 2 Tilt installation 41 6 5 Detector Installation 44 6 6 Wiring Function 44 6 7 Operation Mode 45 6 7 1 Programmable Function 45 6 7 2 Address 45 6 7 3 Alarm Delay 46 7 Operating Instructions 47 7 1 Scope 47 7 2 Power Up 47 7 3 Reset 48 7 4 Functional Testing 48 7 4 1 Manual BIT Test 48 7 4 2 Testing with F...

Страница 7: ...leshooting 52 8 5 1 Fault Indication 52 8 5 2 False Alarm or Warning Indication 52 8 5 3 RS 485 Communications Network 52 Appendix A Typical Wiring Configurations 53 Appendix B IR3 Flame Simulator FS 1100 57 B 1 Description 57 B 2 Operation 58 B 3 Charging the Battery 59 Appendix C FM Report for 20 20MI 3 61 Technical Support 68 ...

Страница 8: ...dication LEDs 27 Figure 6 IR3 Detector and Tilt Mount Assembly 42 Figure 7 Tilt Mount Assembly Outline Drawing 43 Figure 8 Using FS 1100 with the SharpEye MI 3 50 Figure 9 FS 1100 reflector 50 Figure 10 Connector Interface Option 53 Figure 11 Cable Interface Option 54 Figure 12 RS 485 Networking 54 Figure 13 4 20mA Wiring Sink Option 55 Figure 14 4 20mA Wiring Source Option 55 Figure 15 Typical Wi...

Страница 9: ...larm Sources 24 Table 6 Welding Immunity Distance 20 20MI 1 25 Table 7 Welding Immunity Distance 20 20MI 3 25 Table 8 20 20MI Status 28 Table 9 20 20MPI Output Signals 28 Table 10 Detector State with Output Signals 29 Table 11 Sensitivity ranges 30 Table 12 Time Delay 31 Table 13 Function Setup 31 Table 14 Default Function Setup 32 Table 15 Contact Ratings 35 Table 16 0 20mA Current Output 35 Tabl...

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Страница 11: ...des user interface and indications Chapter 5 Technical Specifications lists the detector s electrical mechanical and environmental specifications Chapter 6 Installation Instructions describes preparations for installation wiring and mode settings Chapter 7 Operating Instructions shows how to power up and test the detector Chapter 8 Maintenance and troubleshooting describes basic maintenance and su...

Страница 12: ...Distance 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 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 VAC Vol...

Страница 13: ...als Detection performance is controlled by a microprocessor and easily adapted to all environments applications and requirements The result is a unique and superior flame detector which provides excellent detection sensitivity together with extreme immunity to false alarm This version of IR3 is S M T Technology The programmable functions are available through an RS 485 port used with a standard PC...

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Страница 15: ...ranges 2 Response Levels Warning and Detection Solar Blind Microprocessor Based Digital signal processing Built In Test BIT Manual and Automatic Electrical Interface Dry contact relays Communications network RS 485 4 20mA output Certification EN54 10 approved per VdS FM approved per FM3260 2 2 Principles of Operation 2 2 1 Hydrocarbon Fire Detection The triple IR flame detector detects all conceiv...

Страница 16: ...on characteristics Channel 1 4 2 4 6µ Fire the CO2 peak Channel 2 4 0 4 2µ Eliminates false alarms from high temperature sources Channel 3 4 8 5 2µ Eliminates false alarms from flickering of background radiation Most IR sources which create misleading IR alarm stimuli including the sun incandescent and halogen lamps electric arc discharges electrical heaters etc do not possess this unique spectral...

Страница 17: ... has 2 models Standard up to 40m Short range up to 10m Optional The output is via either a connector or a cable tail up to 2m long Figure 1 Types and Models F FM and EN54 10 only 20 20MI 1 is approved per EN54 10 Cable for connection to junction box Mating connector supplied with detector ...

Страница 18: ...Principles of Operation 18 SharpEyeTM IR3 Flame Detector User Guide Figure 2 Flame Detector Assembly Outline Drawing Cable Output Option ...

Страница 19: ...Principles of Operation TM 787100 Rev Af May 2019 19 Figure 3 Flame Detector Assembly Outline Drawing Connector Output Option ...

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Страница 21: ...alarm Alarm The detection distance for the warning level is approximately 10 higher than the alarm distance Alarm response times for a standard fire at a specified range are shown in Table 1 Table 1 Alarm Response Time versus Range 20 20MI 1 10 20 30 40 Sensitivity Range ft m 33 10 65 20 100 30 132 40 Response Time sec 5 8 10 10 Table 2 Alarm Response Time versus Range 20 20MI 3 2 5 5 7 5 10 Sensi...

Страница 22: ...at Each Sensitivity Range Gasoline 100 N Heptane 100 Alcohol 95 75 JP4 75 Kerosene 75 Diesel Fuel 70 Methane 30 Propane 30 0 5m plume fire Pan Fire Size 1ft2 0 1m2 Maximum Wind Speed 6 5ft sec 2m sec Maximum Response Time 10sec Table 4 Sensitivity to Other Fire Sizes Fuel Fire Size Detection Sensitivity Distance ft m Maximum Detection Time 20 20MI 1 Jet Fuel 2 x 2ft 40 132 40 10sec Jet Fuel 2 x 2f...

Страница 23: ...Cone of Vision TM 787100 Rev Af May 2019 23 3 2 Cone of Vision Horizontal 100 Vertical 100 Figure 4 Horizontal and Vertical Fields of View ...

Страница 24: ...40W or 2 20W IAD Electric arc 12mm 15 32 gap at 4000V alternating current 60Hz IAD Arc welding 4mm 5 32 rod 240A See Table 6 and Table 7 Ambient light extremes darkness to bright light with snow water rain desert glare and fog IAD Bright colored clothing including red and safety orange IAD Electronic flash 180 watt seconds minimum output IAD Movie light 625W quartz DWY lamp Sylvania S G 55 or equi...

Страница 25: ...0MI 1 Sensitivity Detection Range ft m Immunity Distance ft m 10 33 10 10 3 20 65 20 15 5 30 100 30 20 7 40 132 40 33 10 Table 7 Welding Immunity Distance 20 20MI 3 Sensitivity Detection Range ft m Immunity Distance ft m 2 5 8 2 2 5 2 5 0 75 5 16 5 5 5 1 5 7 5 24 7 7 5 7 5 2 25 10 33 10 10 3 ...

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Страница 27: ...Visual Indications TM 787100 Rev Af May 2019 27 4 Operation 4 1 Visual Indications One 3 color LED indication is located in the detector front window Figure 5 Indication LEDs ...

Страница 28: ...lowing states Table 9 20 20MPI Output Signals Normal The detector is functioning normally BIT The detector performs a Built In Test Warning Fire detected warming alarm pre alarm state Alarm Fire detected fire alarm state Latched Alarm Optional The alarm outputs are latched due to the detection of a fire that has already been extinguished BIT Fault A fault is detected during BIT sequence The detect...

Страница 29: ... Latching The detector has an optional latched alarm output capability which operates according to the programmable function If selected upon detection of a fire the detection signal is latched until manually reset by disconnecting the power supply latching or performing a manual BIT Latching affects the alarm relay 4 20mA output and the alarm LED 4 2 2 Built In Test When the programmable function...

Страница 30: ...0 seconds with 8 fixed settings 0 seconds Anti flare 3 seconds 5 seconds 10 seconds 15 seconds 20 seconds 30 seconds When an alarm detection level condition is encountered the detector delays the execution of the alarm output s relay by the specified period of time The detector will then evaluate the condition for 3 seconds If the alarm level is still present the alarm outputs are activated If thi...

Страница 31: ...BIT activates the alarm relay for approximately 3 seconds the 4 20mA will provide 15mA for 3sec Successful manual BIT does not activate the alarm relay default 4 3 5 Addresses Setup Refer to TM 784050 for instructions for defining the addresses of the detectors The detector provides up to 247 addresses from 1 to 247 that can be used with the RS 485 communications link 4 3 6 Detector Default Setup ...

Страница 32: ... as the current status of the detector normal or BIT fault the detector s status is left unchanged If the result of a BIT differs from the current status of the detector the detector s status is changed from normal to BIT fault or from BIT fault to normal Note In BIT fault status the detector can continue to detect a fire 4 4 3 Automatic Manual BIT 4 4 3 1 Manual Bit This functions in the same way...

Страница 33: ...ly connecting PIN No 3 or yellow wire with PIN No 2 or black wire A successful manual BIT activates the following Fault relay remains closed Alarm relay is activated for 3sec only when Function Alarm BIT at YES 4 20mA output current will be 15mA only when Function Alarm BIT at YES The LED will illuminate at red for 3sec Unsuccessful BIT activates the following Fault relay is opened 4 20mA output i...

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Страница 35: ...A Electrical Outputs Dry Contact Relays Table 15 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 operation of the detector The contact is open at fault condition or low voltage 4 20mA current output The 4 20mA is an isolated sink option The maximum per...

Страница 36: ... or other Modbus devices to the same network 5 2 Mechanical Specifications Enclosure St St 316L electro chemical and passivation coating Functional Test FM functional test per 3260 for 20 20MI 3 20 20MI 1 VdS approval for 20 20MI 1 only Water and dust tight NEMA 250 type 6p IP 66 and IP 67 per EN 60529 Electronic Modules Conformal coated Electrical connection 2 options Connector Interface mating c...

Страница 37: ... of up to 95 for the operational temperature range Salt Fog Designed to meet MIL STD 810C method 509 1 procedure I Exposure to a 5 Salt Solution Fog for 48 hours Dust Designed to meet MIL STD 810C method 510 1 procedure I Exposure to a dust concentration of 0 3 frames cubic ft at a velocity of 1750fpm for 12 hours Vibration Designed to meet MIL STD 810C method 514 2 procedure VIII Vibration at an ...

Страница 38: ...ide Electromagnetic 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 EN61000 4 3 Conducted Immunity EN61000 4 6 ESD EN61000 4 2 Burst EN61000 4 4 Surge EN61000 4 5 ...

Страница 39: ...onsiderations Important The detector should be aimed toward the center of the detection zone and have a completely unobstructed view of the protected area Whenever possible the detector face should be tilted down at a slight angle to prevent the accumulation of dust and dirt Do not start an installation unless all conceivable considerations regarding detector location have been taken into account ...

Страница 40: ...onents required for the detector installation are readily available before commencing the installation If the installation is not completed in a single session secure and seal detectors and conduits 4 For wiring use color coded conductors or suitable wire markings or labels 5 12 20AWG 0 5mm 3 5mm wires may be used for site wiring The selection of wire gauge should be based on the number of detecto...

Страница 41: ...ble pointing down on the holding plate of the tilt mount Item 2 Secure the detector by 4 10 32 UNF x 7 16 screws with No 10 spring washers to the tilt mount Use 5 32 Hex Key for 10 32 screw Item 5 4 Release the locking screws Items 5 and 6 in Figure 7 in such a way that allows for rotation of the detector Point the detector towards the protected area and make certain that the view of the area is u...

Страница 42: ...pEyeTM IR3 Flame Detector User Guide Description 1 Tilt Mount 5 Holding Screws 2 Detector Holding Plate 6 Washers 3 Mounting Plate 7 IR3 Detector Direct Mounting Holes 4 Locking Screw Figure 6 IR3 Detector and Tilt Mount Assembly ...

Страница 43: ...Conduit Installation TM 787100 Rev Af May 2019 43 Description 1 Tilt Mount 3 Mounting Plate 2 Detector Holding Plate 4 Locking Screw Figure 7 Tilt Mount Assembly Outline Drawing ...

Страница 44: ...eration 6 6 Wiring Function Refer to Figure 10 and Figure 11 The following describes the function of each electrical wire of the detector Power Supply PIN No 1 or red wire used for input power PIN No 2 or black wire used for return Manual Bit Activation PIN No 11 or yellow wire used for the Manual BIT activation The manual BIT is initiated by a momentary connection of the 11 yellow wire to the pow...

Страница 45: ... 20 20MI 1 20 20MI 3 Sensitivity 20 5 Delay A 0 Alarm Latch No No Automatic BIT Yes Yes Alarm BIT No No You can reprogram the function setup through RS 485 using a PC with a SPECTREX host or using a handheld unit Refer to Manual TM 768050 for instructions 6 7 1 Programmable Function Modes of operation are programmable with a PC or handheld unit according to the selection table in Sensitivity Range...

Страница 46: ...rm Delay An alarm delay may be required for certain applications The detector has an alarm delay that permits time delays from 0 anti flare 3 5 10 15 20 and 30 seconds respectively The delay can be defined by the RS 485 Refer to Manual TM 768050 for further instructions ...

Страница 47: ...BIT is executed If successful the 1Hz LED flashes 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 is in fault state when the supply voltage drops under 16 5V The detector status returns to normal when the supply voltage is above 17 5V 3 Detector Ins...

Страница 48: ...m and 4 20mA output will be activated during a manual BIT Automatic extinguishing systems or any external devices that may be activated during BIT must be disconnected Verify that the detector is properly connected Initiate a manual BIT After a few seconds the following occurs Alarm relay is activated The 4 20mA output turns to 15mA for 3 seconds only if Alarm BIT is set to YES The LED stays red f...

Страница 49: ...for the detector to return to the normal state The 1Hz LED flashes green 2 Aim the SPECTREX Flame Simulator Model FS 1100 at the target point of the detector see Figure 16 Flame Simulator in such a way that the radiation emitted by it is facing directly towards the detector See IR3 Flame Simulator FS 1100 on page 57 3 Press the operation button once After few seconds the following occurs The LED l...

Страница 50: ...1100 with the SharpEye MI 3 Figure 9 FS 1100 reflector 7 5 Safety Precautions After power up the detector requires almost no attention in order to function properly but the following should be noted Follow the instructions in the manual and refer to the drawings and specifications issued by the manufacturer Do not expose the detector to radiation of any kind unless required for testing purposes Do...

Страница 51: ...perations depends upon the environmental conditions and specific applications The fire detection system designer will give his recommendations To clean the detector 1 Disconnect power to the detector before beginning any maintenance including lens cleaning 2 To clean the detector viewing window and reflector use water and detergent and rinse with clean water 3 Where dust dirt or moisture accumulat...

Страница 52: ... the test 3 Disconnect the power supply to the system and check the detector s internal wiring Reconnect the power supply and wait approximately 60 seconds Repeat the test If the 4Hz LED still flashes yellow the unit requires service 8 5 2 False Alarm or Warning Indication To identify the false alarm or warning indication 1 Disconnect the power supply from the system and check the internal wiring ...

Страница 53: ...Typical Wiring Configurations TM 787100 Rev Af May 2019 53 Appendix A Typical Wiring Configurations Figure 10 Connector Interface Option ...

Страница 54: ...Typical Wiring Configurations 54 SharpEyeTM IR3 Flame Detector User Guide Figure 11 Cable Interface Option Figure 12 RS 485 Networking ...

Страница 55: ...s The detectors are factory set to isolated 4 20mA sink versions To work at a non isolated 4 20mA source version connect PIN 3 or the blue wire to PIN 1 or the red wire This can be done on the mating connector or in the junction box in the cable option The 4 20mA will be measured between PIN 4 or the pink wire and PIN 2 or the black wire ...

Страница 56: ...yeTM IR3 Flame Detector User Guide Figure 15 Typical Wiring for 4 Wire Controllers Notes For EOL resistor value see the Controller Manual The color wire refers to the color of the cable output option The PIN No refers to the connector option ...

Страница 57: ...100 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 the detector as fire which allows the detectors to be tested under simulated fire conditions without the associated risks of an open flame Figure 16 Flame Simulator ...

Страница 58: ...this is not desired disconnect inhibit them before the test and reconnect after the simulation To simulate a fire 1 Stay at a distance of at least 50cm 20 from the detector 2 Using the mechanical sight aim the flame simulator toward the target point of the detector 3 Press the operation button once The flame simulation will last for 20 seconds The detector will send an alarm signal solid red LED 4...

Страница 59: ...harging An internal buzzer is sounded when the voltage from the batteries is lower than the required operational level To charge the battery 1 Place the flame simulator on a table in a safe area not exceeding 104 F 40 C 2 Turn the sealed plug next to the operation button counter clockwise with a suitable wrench 3 Connect the battery charger 4 Charge for a maximum of 14 hours 5 Disconnect the charg...

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Страница 61: ...operation of this sample was monitored for 30 days in clean air working office type there was no evidence of instability or false signals during that period Baseline Sensitivity Test All 4 samples of the 20 20MI 3 Flame Detectors were subjected to a small scale sensitivity test consisting of a 1 75 4 5cm diameter fire of n Heptane at a distance of 3ft 1m from the detector The average results for a...

Страница 62: ...n heptane 8 2 2 5 2 5 8 2 20 20MI 3 Diesel 23 1 7 10 3 8 20 20MI 3 Diesel 17 3 5 3 7 5 5 5 20 20MI 3 Diesel 11 5 3 5 5 6 4 20 20MI 3 Diesel 5 7 1 7 2 5 9 2 20 20MI 3 Ethyl Alcohol 24 8 7 5 10 4 6 20 20MI 3 Ethyl Alcohol 18 5 5 6 7 5 3 2 20 20MI 3 Ethyl Alcohol 12 4 3 8 5 4 8 20 20MI 3 Ethyl Alcohol 6 1 1 8 2 5 3 6 20 20MI 3 Jet A 23 1 7 10 1 9 20 20MI 3 Jet A 17 3 5 3 7 5 4 3 20 20MI 3 Jet A 11 5 ...

Страница 63: ...s of the Model 20 20MI 1 with sensitivity setting 10 considered representative of the series were tested in the presence of modulated and non modulated artificial sources of light and other heated bodies Then in the presence of each of the false stimuli the models were exposed to the standard test consisting of a 12 x 12 0 3 x 0 3m n heptane pan fire The false stimuli sources were as follows Resis...

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Страница 68: ...Technical Support For technical assistance and support contact 8200 Market Blvd Chanhassen MN 55317 USA Phone 1 973 239 8398 Fax 1 973 239 7614 Email spectrex spectrex net Website www spectrex net ...

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