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Sensors and Systems for Combustion Engineering

Operating Instructions

Ignition and Pilot Burner 

GFI 48 / 70 / 89 and Ex Variants 

Summary of Contents for GFI 48

Page 1: ...www lamtec de Sensors and Systems for Combustion Engineering Operating Instructions Ignition and Pilot Burner GFI 48 70 89 and Ex Variants...

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Page 3: ...89 pilot burner 15 3 6 4 Common technical data for GFI 48 70 89 pilot burner 17 3 6 5 Special version thermal rating with high power versions 21 3 6 6 Technical Data external Housing Ex Zone I 22 3 6...

Page 4: ...ata 54 7 2 Fault Finding and Troubleshooting 54 7 3 Repair 57 7 4 Information About the Repair Service 57 8 Decommissioning and Storage 59 8 1 Decommissioning 59 8 2 Storage 60 9 Disposal Notes 61 10...

Page 5: ...s of their level of knowledge and training For safety reasons access to parameter settings must be restricted to authorised and trained personnel Ensure that personnel have the proper qualifications w...

Page 6: ...draws the user s attention to the possibility of imminent danger If it is not avoided it may result in death or very serious injury The plant including its surroundings could be damaged CAUTION This...

Page 7: ...t it is working properly and safely Only use this product when it is perfect condition and in accordance with the manual the prevailing regulations and guidelines and the applicable safety and acciden...

Page 8: ...age could thus occur WARNING The integrated flame scanner is not provided with a direct switch off of the fuel valves The subsequent signal processing must be carried out in the control system which i...

Page 9: ...1140 Protection against electric shock for active parts for this reason use only measurement and evaluation devices which have a double or reinforced insulation In order to provide for operating safet...

Page 10: ...shall be deemed improper The LAMTEC GmbH Co KG shall not be liable for damage caused by the non compliance 2 5 Installation Notes WARNING All following warnings must be observed to avoid personal inju...

Page 11: ...comprises Operating Instructions Pilot burner GFI design A B C Fig 3 1 Lieferumfang LAMTEC Z ndbrenner tif Check the scope of supply for completeness and faultless condition If parts are missing or t...

Page 12: ...e The rating plate is located on the pilot burner housing Fig 3 2 Rating plate on the LAMTEC GFI pilot burner On the rating plate you will find information on the configuration of your pilot burner Ra...

Page 13: ...nd B if with IFM No bar graph available in Ex area Differences in the type of cable entry point Equipment Design A standard Design B Design C 1 Ignition electrode X X X 2 Ionisation electrode X X X 3...

Page 14: ...ortant Information about the Product 3 5 1 Life Cycle The device has a limited lifespan It is designed for 250 000 switching cycles at nominal load and thus type tested With 50 switching operations pe...

Page 15: ...Technical data for the GFI 48 pilot burner Fig 3 7 Side view of GFI48 pilot burner design A B Fig 3 8 Dimensions of GFI48 pilot burner design A B Fig 3 9 Side view of GFI48 pilot burner Ex Zone II Fig...

Page 16: ...design C 1 Dimension outer tube length customer specific 2 Outer tube diameter 48 3 mm x 2 mm 1 90 x 0 078 in 3 Housing length versions A and B 4 Housing dimensions 5 Air supply connection 1 inch BSPP...

Page 17: ...data for the GFI 70 pilot burner Fig 3 13 Side view of GFI70 pilot burner design A B Fig 3 14 Dimensions of GFI70 pilot burner design A B Fig 3 15 Side view of GFI70 pilot burner Ex Zone II Fig 3 16...

Page 18: ...esign C 1 Dimension outer tube length customer specific 2 Outer tube diameter 70 mm x 2 mm 2 75 x 0 078 in 3 Housing length versions A and B 4 Housing dimensions 5 Air supply connection 1 1 2 inch BSP...

Page 19: ...ata for the GFI 89 pilot burner Fig 3 19 Side view of GFI89 pilot burner design A B Fig 3 20 Dimensions of GFI70 pilot burner design A B Fig 3 21 Side view of GFI89 pilot burner Ex Zone II Fig 3 22 Di...

Page 20: ...ign C 1 Dimension outer tube length customer specific 2 Outer tube diameter GFI89 88 9 mm x 2 mm 3 5 x 0 078 in 3 Housing length versions A and B 4 Housing dimensions 5 Air supply connection 2 inch BS...

Page 21: ...UN 120V Design A connection to relays Electrical data NO contact NO contact flame on Switching voltage1 230 V or 48 VDC Switching current1 2 max 0 5 A cos 0 4 min 10 mA Contact fusing internal soldere...

Page 22: ...Cable type RG62 coaxial cable Cable lengths 10 m 32 8 ft Inner conductor Solid copper plated steel wire uninsulated 0 64 0 025 mm 0 025 0 00098 in Wire insulation PE hollow space insulation helix made...

Page 23: ...lectrode Design C Connection of external flame scanner to the ionisation electrode same procedure as for B Design C Ground cable Recommended cable specifications Cable lengths Max 200 m 656 168 ft Cab...

Page 24: ...to material deposits in the housing Air ratio 0 3 0 5 the remaining air quantity must be provided by the combustion chamber Flow rate air quantity GFI48 max 50 m3 h 65 39 yd3 h GFI70 max 150 m3 h 196...

Page 25: ...ural gas 500 1000 mbar 7 25 14 50 psi Propane 500 1000 mbar 7 25 14 50 psi Connection GFI89 gas Flow rate gas quantity Natural gas I 230 300 m3 h 300 82 392 38 yd3 h Natural gas II 460 600 m3 h 601 65...

Page 26: ...oil grease and aerosols The quality for the compressed air supply should conform to ISO 8573 1 2010 class 7 4 4 Non observance can result in short circuits due to material deposits in the housing Air...

Page 27: ...I Technische Daten Explosion protection II 2 G Ex db IIB H2 T6 T5 GbII 2 D Ex tb IIIC T80 C T95 C Db Material copper free aluminium stainless steel 1 4404 316 Certificates Test certificates ITS 15 ATE...

Page 28: ...C 40 F 248 F Pressure 1 0 bar 14 50 psi Weight NW48 1 24 kg 2 73 lb NW70 1 5 kg 3 30 lb NW89 2 4 kg 5 29 lb Dimensions b Flange plate thickness NW48 10 mm 0 39 in NW70 10 mm 0 39 in NW89 15 mm 0 47 in...

Page 29: ...s of LAMTEC GFI pilot burner 1 Outer tube 2 Air housing 3 Gas block 4 Connection enclosure Fig 4 2 Gas and air supply connections 1 Air supply connection 2 Gas supply connection Fig 4 3 Connections of...

Page 30: ...lot burner is connected to the flame scanner The flame scanner measures the ionisation current and evaluates it The amount of the ionisation current can also be determined via a shunt measuring princi...

Page 31: ...urners Secure the pilot burner against falling for the duration of the assembly process by hand or using a suitable device WARNING All activities described in this chapter must only be performed by qu...

Page 32: ...e installation situations Plan supply lines Control devices are to be provided for the gas and air supply 1 Mounting angle in relation to the hori zontal 0 90 A corresponding adapter for angled assemb...

Page 33: ...ction Specific cable specifications see chapter 3 6 Technical Data Designation Specification 1 Feed through flange Appropriate to the pilot burner with radially arranged grub screws for securing the o...

Page 34: ...f being able to completely remove the device again Subsequently attached system components in the surrounding environment must be easily re movable Remaining clearance after mounting Care must be take...

Page 35: ...gates burners and gas valves Inertise the gas line completely Line breaks and earth short circuits can be determined with the electrode test Testing princi ple An existing flame is simulated by connec...

Page 36: ...must be rectified Then perform the test again If the flame scanner activates after repeating the test the pilot burner can be installed Otherwise the pilot burner must be inspected by the manufacturer...

Page 37: ...be to dispense with the sliding flange altogether and for an ap propriate mounting flange to be factory fitted NOTICE For this the precise installation length must be specified in advance as it will n...

Page 38: ...t burner is off a cooling air supply of 50 of the max combustion air should be provided Fig 5 9 Connect gas and air supply 1 Conduct the gas and air supply lines through to the pilot burner through th...

Page 39: ...ed to wire 6 The remainder is without function If only the IFM is used only connect wires 1 2 5 6 and PE Connect the pilot burner cables as follows Fig 5 10 Connect pilot burner version A No Wire colo...

Page 40: ...n C in particular there is a danger of death when removing or omitting the earth ing the housing earthing must be connected directly to the ignition transformer earthing In the event of damage to the...

Page 41: ...danger of death when removing or omitting the earth ing the housing earthing must be connected directly to the ignition transformer earthing In the event of damage to the earthing insulation the devic...

Page 42: ...dual gas in the gas tube or gases in the environment For pilot attempts secure the hazard area in front of the pilot burner mouth Clear the pilot burner with purge air from residual gas as necessary T...

Page 43: ...y check the flame relay NO for correct function The pilot light must be off and the relay contact must be open 2 Ignite the flame The pilot light must be lit and the relay contact must be closed 3 Ext...

Page 44: ...r volume flow in m3 h determined in the diagram 1 Gas pre pressure in mbar 4 Stability field in free self sustaining com bustion 2 Thermal power in kW 5 Ideal line 3 Air volume flow in m3 h Outer tube...

Page 45: ...he air volume flow in m3 h determined in the diagram 1 Gas pressure in mbar 4 Stability field in free self sustaining com bustion 2 Thermal power in kW 5 Ideal line 3 Air volume flow in m3 h Outer tub...

Page 46: ...e air volume flow in m3 h determined in the diagram 1 Gas pressure in mbar 4 Stability field in free self sustaining com bustion 2 Thermal power in kW 5 Ideal line 3 Air volume flow in m3 h Outer tube...

Page 47: ...e burner setting and the electrode arrangement The ionisation current increases with the calorific value of the gas The prerequisite for the formation of optimum values is given if in relation to the...

Page 48: ...ore suitable than a digital measuring device An amperemeter with a range of measuring of 0 300 mV is suitable 10 mV correspond to 1 A NOTICE Sensitive electronics Risk if faulty switching when handlin...

Page 49: ...lame monitor 3 Activate external flame monitor Perform measurement Flame quality and flame stability are set by regulating the gas and air pressure An even and stable flame signal is always preferable...

Page 50: ...ed for use in potentially explosive atmospheres recast EN 60079 0 2014 06 VDE 0170 1 2014 06 Explosive atmospheres Part 0 Equipment General requirements DANGER For ignition attempts for maintenance pu...

Page 51: ...under adverse conditions Abnormalities during the course of proper maintenance NOTICE It is not necessary to repair ignition breakdown paths NOTICE Use only original replacement parts when replacing...

Page 52: ...due to extreme operating conditions e g temperature vibration contamination etc the inspection must be performed monthly Shut down the system control and secure it against inadvertent or accidental re...

Page 53: ...of the flange Remove the device NOTICE If the location conditions permit it makes sense to remove the device together with the feed through flange Advantage The position of the outer tube in the feed...

Page 54: ...wear parts on the pilot burner 3 Slide the spacer and centre holder forward so that their plug sockets release the electrode rods Fig 6 5 Step 3 Replace wear parts on the pilot burner 4 Bend the elec...

Page 55: ...centre holders Pull off all spacer and centre holders from the electrode rods and from the inner tube Fig 6 8 Step 6 Replace wear parts on the pilot burner 7 Replace all wear parts Fig 6 9 Step 7 Rep...

Page 56: ...pilot burner 10 Mount the outer tube again and perform electrode test see chapter 5 2 Assembly check ionisation electrode Mount the device again Procedure 1 Install the pilot burner again see also ch...

Page 57: ...or it has been interfered with in any way during the warranty period The device is shipped as specified in the purchase order information LAMTEC s terms and conditions of delivery and service and the...

Page 58: ...pment General requirements DANGER For ignition attempts for maintenance purposes there is a risk of flashing caused by residual gas in the gas tube or gases in the environment For pilot attempts secur...

Page 59: ...Combustion air is contaminated Clean or replace air filter If air filter is missing retrofit this Gas does not comply with the specifications Gas must comply with the specifications of the ignition b...

Page 60: ...Ignition electrode is contaminated Rectify contamination using steel wool or sand paper until the electrode is bare An insulator is broken Replace insulator with spacer and centre holder Ignition tra...

Page 61: ...he ionisation electrode or replace the ionisation electrode The insulating property of the insulators is impaired due to overheating of the ignition burner Ensure that the ignition burner is continual...

Page 62: ...e cause Pressure in combustion chamber fluctuating Provide for differential pressure control on the gas and air side Gas and air pressures fluctuating Main flame is influenced by flows in the combus t...

Page 63: ...e systems intended for use in potentially explosive atmospheres recast EN 60079 0 2014 06 VDE 0170 1 2014 06 Explosive atmospheres Part 0 Equipment General requirements DANGER For ignition attempts fo...

Page 64: ...epressurise the gas and air supply systems and disconnect them 5 Disconnect the electrical connections and ensure that there is no voltage present 6 Loosen the grub screws 7 Pull the pilot burner out...

Page 65: ...sal Notes NOTICE Improper or inadequate recycling harms the environment Please observe the regional dispos al regulations The device itself is to be recycled as electronic waste to returned to the bur...

Page 66: ...65 10 EU Declaration of Conformity 10 EU Declaration of Conformity...

Page 67: ...66 10 EU Declaration of Conformity...

Page 68: ...r for GFI48 material 1 4301 1 4305 646R1100 Flame stabiliser for GFI70 material 1 4301 1 4305 646R2100 Flame stabiliser for GFI89 material 1 4301 1 4305 646R3100 Ignition transformer for GFI ignition...

Page 69: ...68 11 Order Information...

Page 70: ...KG Wiesenstra e 6 D 69190 Walldorf Telefon 49 0 6227 6052 0 Telefax 49 0 6227 6052 57 info lamtec de www lamtec de Publication no DLT7126 19 aEN 007 The information in this publication is subject to t...

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