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GasTech F-Guard-IR3-H2, User Manual

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GasTech F-Guard-IR3-H2 User Manual Download Page 34

For more information & technical support: 

[email protected]

  

29

F-Guard IR3-H2 User Manual

76-M-6010-02-02

 

9

 

Specifications 

Fire Detection 

•

Detection time and distance:

o

40ms

  -

 

for fast fire burst or explosion

o

1.5s

  -

 

for 

32″ (0.8m) hydrogen fire at 0

–66ft. (0–20m)

o

4s

  - 

for 

32″ (0.8m) hydrogen fire at 66

–100ft. (20–30m)

•

Field of view: 90° Horizontal, 75° Vertical

•

Time Delay: 0-30 seconds (adjustable)

•

Built-in test: Automatic and Manual

Electrical Specifications 

•

Operating Voltage: 24 VDC nominal (18-32 VDC)

•

Current Consumption:

o

Standby

120mA 

o

Maximum

180mA all systems in operation (including window heater) 

•

Cable Entries: 2x conduit entries 3/4” NPT or M25, with one entry plugged with a suitably

certified stopper.

•

Wiring: 14 to 17 AWG (2.5mm

2

 to 1.0mm

2

)

Summary of Contents for F-Guard-IR3-H2

Page 1: ...USER MANUAL Triple IR Hydrogen Flame Detector t 61 8 6108 0000 e info gastech com w gastech com ...

Page 2: ... to reproduced transmitted transcribed stored in a retrieval system or translated into any language or computer language in any form or by any means While great efforts have been made to assure the accuracy and clarity of this document GASTECH AUSTRALIA PTY LTD assumes no liability resulting from any omissions in this document or from misuse of the information obtained herein The information in th...

Page 3: ...tallation 11 Required Tools 11 Certification Instructions 11 Mounting the Tilt Mount 12 Mounting the detector 14 Electrical Wiring 15 Current Output 0 20mA Wiring 17 4 Wire Relay Connection 19 RS 485 Communication Network 19 Cabling Recommendations 20 Earth Ground Regime 20 3 Configuration options 21 Sensitivity 23 Ultra Fast Detection 23 Alarm Delay 23 Alarm Latch 23 Enable Pre Alarm 0 20mA 23 En...

Page 4: ...26 Cleaning Procedure 26 6 Troubleshooting 27 7 Servicing 28 8 Communicator Software 28 9 Specifications 29 Fire Detection 29 Electrical Specifications 29 Outputs 29 Mechanical Specifications 30 Environmental Specifications 30 Product Labeling 31 Approvals 33 Electromagnetic Compatibility 33 10 Performance 34 F Guard IR3 H2 ASX1 Standard Mode 34 False Alarm Immunity 35 11 Ordering Information 36 1...

Page 5: ...t View 6 Figure 9 Horizontal Field of View 9 Figure 10 Vertical Field of View 9 Figure 11 Tilt Mount Base Front View 13 Figure 12 Tilt mount base Side View 13 Figure 13 Detector on Tilt Mount Side View 14 Figure 14 Terminal View 15 Figure 15 Source 4 Wire Scheme 17 Figure 16 Sink 4 Wire Scheme 17 Figure 17 Source 3 Wire Scheme 18 Figure 18 Sink 3 Wire Scheme 18 Figure 19 4 Wire Relay Connection 19...

Page 6: ...ther side of the lower part of the detector housing are for connecting power and outputs to associated signaling equipment During normal operation the flame detector performs self tests of its optics electronics and software These include a periodic BIT Built In Test in which the sensors and window cleanliness are tested Features High sensitivity up to 100ft 30m Ultra fast detection mode detection...

Page 7: ...options Option 5 Design for but not limited to enclosed space protection like automotive spray paint applications where compliance with 0 5 s response per NFPA 33 is needed Internal tests During normal operation the flame detector performs self tests of its optics electronics and software These include a periodic BIT Built In Test in which the sensors and window cleanliness are tested Any detected...

Page 8: ...For more information technical support info gastech com 3 F Guard IR3 H2 User Manual 76 M 6010 02 02 Product Overview FIGURE 1 FRONT VIEW OF THE F GUARD IR3 H2 FIGURE 2 REAR VIEW OF THE F GUARD IR3 H2 ...

Page 9: ...eel tilt mount part number 85 6000 TMO This allows the detector to be securely attached to a wall pole or other solid surface using appropriate fixings See section2 5 and 2 6 for further details FIGURE 3 TILT MOUNT 1 5 2 Weather Cover The weather cover P N 85 6000 WC SS 01 protects the detector from extreme weather conditions such heat rain and snow FIGURE 4 WEATHER COVER 1 5 3 Pole mount ...

Page 10: ...ber F Guard PMA S23 FIGURE 5 POLE MOUNT 1 5 4 Air shield The air shield P N F Guard ASD S01 allows installation of flame detectors in harsh weather conditions where they may be exposed to dust sand and other particulate matter The connection point can be mounted in the 3 9 or 12 o clock locations Air pressure source Clean dry and oil free air Pressure 2 3 bar 30 45 psi Fitting 7 16 20UNF 2A Operat...

Page 11: ... F Guard Flame Simulators emit IR radiation in a special electromagnetic radiation pattern which simulates a hydrogen fire to the detectors The simulators are lightweight easy to use with testing distances of up to 23 ft 7m and capable of more than 1000 activations between battery charging F Guard Flame Simulators are ATEX approved for use in hazardous Zone 1 Zone 2 Zone 11 Zone 22 areas Each simu...

Page 12: ...For more information technical support info gastech com 7 F Guard IR3 H2 User Manual 76 M 6010 02 026 ...

Page 13: ...prevent the accumulation of dust and dirt Do not start an installation until the performance target system configuration installation location and coverage considerations have been defined by the responsible person To ensure optimal performance the following guidelines should be addressed Sensitivity To determine the sensitivity level the following points should be considered The size of the fire ...

Page 14: ...For more information technical support info gastech com 9 F Guard IR3 H2 User Manual 76 M 6010 02 02 FIGURE 9 HORIZONTAL FIELD OF VIEW FIGURE 10 VERTICAL FIELD OF VIEW ...

Page 15: ...d during welding operations in situations where the possibility of a false alarm cannot be tolerated Gas welding requires a system inhibit since the gas torch is an actual fire Arc welding rods can contain organic binder materials in the flux that burn during the welding operation and are detectable by the device Welding rods with clay binders do not burn and should not be detected However a syste...

Page 16: ...idually screen twisted pair cable is recommended for RS485 terminals Use suitably rating wire for the application certification and temperatures Required Tools The detector can be installed using the following tools Tool Function Hex KEY 6 mm Vertical alignment Hex KEY 10 mm Horizontal alignment Wrench 13 mm Mounting the detector Flat Screwdriver 6 mm Ground screw connection Flat screwdriver 3 5mm...

Page 17: ...ordance with the applicable code of practice The flame paths are not intended for repair Contact the manufacturer if the flame paths are damaged Consult the manufacturer for genuine replacement cover and housing to connection box fasteners M6x1x18 Hexagonal Socket head fasteners with a minimum of ISO 4762 Grade A4 Class 80 are acceptable alternatives One suitably certified stopping plug is supplie...

Page 18: ...uitable for retro fit of existing installations To install the tilt mount a Mount the tilt mount base Figure 11 Tilt Mount Base Front View to a solid structure using four suitable fixings through the four 7mm 0 28 diameter holes Four captive screws with spring washers are provided in the tilt mount Figure 11 Tilt Mount Base Front View Figure 12 Tilt mount base Side View ...

Page 19: ...crews Items 5 and 6 in such a way that enables you to rotate the detector d Point the detector towards the detection area and make certain that the view of the area is unobstructed e Secure the detector in that position by tightening the locking screws Items 5 and 6 on the tilt mount Make sure the detector is pointing in the correct direction The detector is now correctly mounted aligned and ready...

Page 20: ...ents and should never be opened Opening will invalidate the warranty of the detector The terminal compartment at the back is the only part of the housing that should be opened by the user The detector has 16 screw terminals as shown in the following figure and table 2 HOLDING PLATE 3 4 MOUNTING HEX SCREWS M8 AND LOCK WASHERS 5 HEX SOCKET LOCKING SCREW M8 6 HEX SOCKET LOCKING SCREW M12 FIGURE 14 TE...

Page 21: ...act relay that is open in normal operation and closed when fire is detected This relay can be configured to latch as described in section 3 4 8 Alarm Relay COM 11 24 VDC Power supply 18 32 VDC 12 24 VDC Power supply return 0V 13 Manual BIT activation The manual BIT built in test can be initiated by momentarily connecting this terminal and one of the 24 VDC terminals 2 or 12 See 3 10 Manual BIT Ala...

Page 22: ...or 4 wire connected The following drawing shows how to wire the detector to act as a current source isolated transmitter 4 wire connection FIGURE 15 SOURCE 4 WIRE SCHEME The following drawing shows how to wire the detector to act as a current sink isolated transmitter 4 wire connection FIGURE 16 SINK 4 WIRE SCHEME Detector 1 2 3 4 24VDC Return Return 24VDC Detector 1 2 3 4 Power 24VDC Return Retur...

Page 23: ...d transmitter 3 wire connection FIGURE 17 SOURCE 3 WIRE SCHEME Note Link between 3 and 11 to be wired on site The following drawing shows how to wire the detector to act as a current sink non isolated transmitter 3 wire connection FIGURE 18 SINK 3 WIRE SCHEME Note Link between 4 and 12 to be wired on site Controller 24VDC Return Detector 1 2 3 4 11 Controller 24VDC Return Detector 1 2 3 12 4 ...

Page 24: ...panels power supply capacity and length on wire width In fault condition the fault relay will open the contact The control panel will see an open loop and will report a fault In alarm condition the alarm relay will close the contact and short the loop With this configuration the panel does know which detector in the loop caused the alarm or fault See figure below FIGURE 19 4 WIRE RELAY CONNECTION ...

Page 25: ...r grounded The use of industrial grade suitably armored field cable is recommended When using HART communications there are some additional considerations In particular low capacitance cable should be used Further detailed information can be found at the HART Communication Foundation s website www hartcomm org Earth Ground Regime Any earthing regime employed must avoid earth loops The following in...

Page 26: ...icable national or international EMC standards Ideally the 24 V supply reaching units should be free from large transients fluctuations or high frequency noise In order to reduce the likelihood of radio frequency interference affecting the operation of units it is recommended that neither units nor their cabling are installed in close proximity to the antennae of high powered radio radar or satell...

Page 27: ...elay 0 5 10 20 or 30 seconds 0 seconds no delay Alarm Latch Disabled Enabled Disabled Enable Pre Alarm 0 20mA Disabled Enabled Disabled Enable dirty window warning 0 20mA Disabled Enabled Disabled Aux Relay Alarm Pre Alarm Dirty Window Warning Alarm Window Heater Disabled Enabled Enabled Modbus address 1 247 1 Manual BIT Alarm Output Test Disabled Enabled Disabled Note Medium Default sensitivity s...

Page 28: ... allows detection of fireballs and explosions at 40 milliseconds If enabled this feature is independent of other detection algorithms and alarm delays Alarm Delay When a fire is detected the detector delays the execution of the alarm outputs by the configured time period After this time delay the detector re evaluates the situation If a fire is still detected the alarm outputs are activated Alarm ...

Page 29: ...window warning Window Heater The detector is equipped with a heater to prevent condensation and icing on the window If enabled the heater is operated automatically depending on temperature Modbus Address The detector can communicate with the Gastech communicator software using a Modbus RTU compatible protocol on RS 485 This protocol allows for a network of detectors to be connected each with a uni...

Page 30: ... HART 7 Relays Fault Alarm and Auxiliary Modbus RS 485 Tri color status LED TABLE 4 OUTPUT SIGNALS State State Output 0 20mA Fault Relay NO Alarm Relay NO Aux Relay NO LED Startup 1mA Open Open Open Flashing Yellow Fault 1mA Open Open Open Flashing Yellow BIT Fault 2mA Open Open Open Yellow Dirty Window Warning 3mA 1 Closed Open Closed 2 Green Normal 4mA Closed Open Open Green Pre Alarm 16mA 3 Clo...

Page 31: ...nd Manual BIT Alarm Output Test is enabled using the Communicator Software the current output of the detector will go to 20mA and the alarm relay will activate Ensure all fire extinguishing actions or alarms connected to the detector are disabled Flame Simulator Flame simulators are often used by industry to perform detector testing during installation and periodic end to end testing of a flame de...

Page 32: ...t Check that the power 18 vDC 32vDC is available to the detector Check power polarity Check wiring in the detector Yellow LED constantly on Fault Relay is open Current output at 0mA Power problems Check the voltage between the 24VDC and 24VDC terminals to verify that it is in the allowed range see section 9 2 Yellow LED constantly on Fault Relay is open 0 20mA at 2mA BIT Fault Clean detector windo...

Page 33: ...orization number contact technical support on info gastech com Refer to the detector warranty statement in section 12 8 Gastech Communicator Software The Gastech Communicator software can be used to configure and monitor the F Guard IR3 H2 flame detector The software communicates using Modbus over an RS 485 port to the detector Modbus commands enable the user to configure parameters and monitor th...

Page 34: ...32 0 8m hydrogen fire at 66 100ft 20 30m Field of view 90 Horizontal 75 Vertical Time Delay 0 30 seconds adjustable Built in test Automatic and Manual Electrical Specifications Operating Voltage 24 VDC nominal 18 32 VDC Current Consumption o Standby 120mA o Maximum 180mA all systems in operation including window heater Cable Entries 2x conduit entries 3 4 NPT or M25 with one entry plugged with a s...

Page 35: ...atus Output Fault 0 mA or 1 mA 10 BIT Fault 2 mA 10 Dirty window warning 3 mA 10 Normal 4 mA 10 Pre Alarm 16mA 3 Alarm 20 mA 3 Tri colour LED indication Modbus RTU compatible Protocol on RS 485 HART 7 Mechanical Specifications Size 5 51 x 3 54 3 54 140 90 90mm Weight o Detector Stainless Steel 316 6 6 lbs 3 kg o Tilt mount Stainless steel 316 3 3 lbs 1 5 kg Environmental Specifications Temperature...

Page 36: ...For more information technical support info gastech com 31 F Guard IR3 H2 User Manual 76 M 6010 02 02 Product Labeling 9 6 1 Ex db ...

Page 37: ...For more information technical support info gastech com 32 F Guard IR3 H2 User Manual 76 M 6010 02 02 9 6 2 Ex db eb ...

Page 38: ...IECEx PESO Inmetro Ex db IIC T5 Gb 50 C Ta 75 C Ex db IIC T4 Gb 50 C Ta 85 C o FM FMC Class I Div 1 Groups B C D T4 Class I Zone 1 AEx Ex db IIC T4 Gb T4 50 C Ta 85 C T5 50 C Ta 75 C Performance o ANSI FM 3260 Functional safety Meets the requirements for SIL 2 per IEC 61508 California Fire Marshall EAC CU TR Electromagnetic Compatibility The detector fully complies with EMC directive 2014 30 EU an...

Page 39: ...66 20 1 7 Syngas 32 in Plume 82 25 3 0 Medium Sensitivity Fuel Pan Size Distance ft m Average Response Time Seconds Methanol 1 x 1 ft 30 9 2 9 H2 32 in Plume 66 20 1 5 Methane 32 in Plume 66 20 1 2 Syngas 32 in Plume 82 25 3 0 Low Sensitivity Fuel Pan Size Distance ft m Average Response Time Seconds H2 32 in Plume 66 20 1 4 Methane 32 in Plume 66 20 1 4 Syngas 32 in Plume 82 25 0 8 Very Low Sensit...

Page 40: ...me Sensitivity False Alarm Source Maximum Distance in ft m Sunlight Direct Reflected No response at any distance Sunlight Direct reflected with water drops on sensors No response at any distance Incandescent frosted glass light 300W 2 0 5 Fluorescent 70W 3x23 3W 2 0 5 Electric arc 3 1 Arc welding 2 0 5 Radiation heater 1850W 2 0 5 Radiation heater 1850W with water drops on sensors 2 0 5 Quartz lam...

Page 41: ...nt 85 6000 TMO F Guard Stainless Steel Tilt Mount Flame Simulator Kit F Guard FSIM IR3 H2 KIT IR3 H2 F Guard Flame Simulator Kit Including Carry Case Simulator Carrying Strap Charger and Manual Flame Simulator Spare Parts F Guard FSIM CASE Carrying Case F Guard FSIM STRAP Carrying Strap F Guard FSIM TOOL Cover Removal Tool F Guard FSIM ALLEN Allen Key F Guard FSIM CHRGR Power Supply and Charger F ...

Page 42: ...nsit from the factory or other damage due to abuse misuse improper installation lack of maintenance or Act of God which are above and beyond its control FIRE GAS DETECTION TECHNOLOGIES INC 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 FIRE GAS DETECTION TECHNOL...

Page 43: ...ulation signals superimpose at low level on top of the 4 20mA current The HART implementation on the F Guard IR3 IR3 H2 UV IR Flame Detector allows the Control Unit to monitor the status of the detector settings of User Configuration and initiate field diagnostics The HART protocol implemented in this flame detector is corresponds to HART rev 7 0 It supports HART Universal commands including Commo...

Page 44: ...ICE 24 Baretta Road Wangara WA 6065 Phone 61 8 6108 0000 SYDNEY OFFICE Suite G01 10 Tilley Lane Frenchs Forest NSW 2086 Phone 61 2 9451 0054 BRISBANE OFFICE PO Box 349 Cannon Hill Qld 4170 Phone 61 7 3160 0901 ...

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