LINDAB LEAKAGE TESTER LT 510
Contents
1. A B 0 009 HIT A c 0 003 HA D 0 001 HIT A Then use the so calculated leakage air to pick a suitable adapter using the ranges in the following table Leakage air range Vs Adapter 8 00 55 None 3 00 7 99 Type 1 0 00 2 99 Type 2 Example System pressure of 400 Pa and duct surface area of 50 m and tightness class D gives the expression 0 001 400 50 0 001 400 50 2 46 I s which in turn leads to the adapter named Type 2 Note Since the procedure described above only deals with the maximum permitted leakage for a cer tain tightness class there may occur cases where the leakage is too small for the so selected adapter In such a case a smaller adapter has to be chosen If the leakage cannot be estimated start without any adapter and gradually change to a smaller one if necessary Connections Connect the leakage air hose between the main device and the ductwork At the ductwork use a male end 100 Seal it off well with tape At the main device use the connection on the front side for positive system pressure and use the connection on the top for negative Connect the system pressure hose between the ductwork and the main device At the ductwork use a male end 100 Seal it off well with tape Keep a minimum distance of 2 m between these connections Connect the electric wire between the main power supply and the main device 13 Testing Switch on the device with the power swit2. Adjustable handle support Adapters Type 1 and 2 M Infrared interface for printer Technical data Pressure measurement Principle piezo resistive semi conductor sensor Measuring range 750 to 2000 Pa Resolution 1 Pa Accuracy 3 Pa or 2 5 of reading whichever is highest Flow measurement Referred to 1 atm 101 325 Pa and 20 C Principle mass flow hot film anemometer Measuring range 0 00 to 55 00 I s Resolution 0 01 l s Accuracy 0 03 I s or 5 of reading whichever is highest Adapter type flow range No adapter 8 00 to 55 I s Adapter type 1 3 00 to 7 99 l s Adapter type 2 0 00 to 2 99 I s General data Power supply 230 V 50 Hz Power consumption max JA Fuse 2 pcs fine wire T10 250D 5x20 mm or 5x30 mm Working temperature range 5 C to 40 C Storage temperature range 20 C to 50 C Main device weight approx 9 5 kg Total weight approx 22 kg Operation and Maintenance Inside ihe Lindab Leakage Tester are no user serviceable parts Therefore the device should never be opened by the user The device may be opened by qualified personnel CAUTION RISK OF LIFE 230V 50Hz Except for a light occasional grease on all O rings at the pressure and air openings and on the adap ters the device does not need any maintenance work To change the fuse first unplug the power cord and then pull out the fuse holder at its top edge The fuse must only be exchanged to another of the same type
3. Display 4 1 gt A 271 B 9l C 81 D 11 var XX lt C gt ESC lt N gt SELECT Self test The progress of ihe self test is indicated by the shrinking of the line of squared dots The display changes automatically to display 6 after 7 seconds Measuring Pres means the present pressure in the ductwork The present pressure works itself up to the wanted pres sure When the wanted pressure is reached the time countdown starts from 300 to 0 seconds Flow means the present leakage at the ductwork lt C gt interrupts the test and changes to display 7 The display changes automatically to display 7 when the 300 seconds has run out Measuring result Pres means the achieved pressure in the ductwork Flow means the achieved leakage at the ductwork lt C gt jumps back to display 4 for a new test lt N gt changes to display 8 for input of duct surface area Input of duct system surface area T increments the area in steps of 0 1 m L decrements the area in steps of 0 1 m2 Holding any arrow key pressed in rushes the change lt N gt starts the calculation with the input area and changes to display 9 Test result act means the achieved leakage at the ductwork max means the maximum permitted leakage at the ductwork Test says whether the ductwork has PASSED or NOT PASSED the test lt C gt jumps back to display 4 for a new test lt N gt changes to display 10 and
4. Cleaning Driving roller After a larger amount of printing depending on paper quality and the environmental circum stances it is necessary to clean the paper sen sor the driving roller and the printhead Printhead Open the paper roll compartment cover e Remove dirt particles with a brush e Remove deposits on the printhead with a cotton pin and isopropanol alcohol Don t ever use sharp objects for cleaning The printhead may be damaged 20 Service The service is in major parts described by us Because of that we are of course at your service after the guarantee period e Send us the device we repair it and return it via our delivery service e Immediate help is available via our technicians over telephone Guarantee At correct use the guarantee period for the Thermal Printer is 12 months from the sales date Ex cluded are articles of consumption e g batteries Costs for transport and packing of the device in case of repair is not included the guarantee 21 Declaration of Conformity A copy of the Declaration of Conformity issued by the manufacturer is available on our home page www lindabventilation com 22 Contact Lindab Ki Belgium LINDAB NV Zeeschipstraat 149 BE 9000 GENT Phone 32 9 385 5011 Fax 32 9 385 6062 www lindab be e mail info lindab be Ben Czech Republic LINDAB s r o Karlovarska Business Park Na h rce 2 CZ 160 00 Praha 6 Ruzyn Phone 420 233 107 100
5. This warranty does not include the costs for transport and packing material in case of repair The guarantee will be invalid if a not authorized third person repair or change the device Declaration of Conformity A copy of the Declaration of Conformity issued by the manufacturer is available on our home page www lindabventilation com Components Storage and transportation Aluminium trunks 2 pcs Device Main device Lindab Leakage Tester LT 510 Adapter Type 7 in minitrunk Adapter Type 2 in minitrunk Electric wire length 2 4 m Fuses fine wire T10 250 V Printer TD 600 Thermal paper roll Batteries type AA or LR6 4 pcs Connection for leakage air Plastic hose 50 mm length 4 m Connector Special female end cap EPF 100 Connection for system pressure Rubber hose 2 10 mm length 10 m Connector Special female end cap EPF 100 Sealing off equipment Seal off bladder size 3 5 pcs Seal off bladder size 5 5 pcs Seal off bladder size 10 5 pcs Air hand pump For bladder Documentation d 7 Instruction manual For the main device and leakage test Instruction manual For the printer Other things useful at leakage measurements Plastic sheet Tape Tape measure Stepladder Electric torch Extension lead Additional equipment note material camera knife sheet metal screws universal pliers smoke bot tle scale rule screw bits and suchlike things Background to
6. leakage testing The EPBD Energy Performance of Buildings Directive standard EN 13779 deals with the general necessity for leakage testing in the interest to save energy and to achieve a well performing air conditioning system EN 12237 describes the test and requirements for circular ductwork EN 1507 describes the test and requirements for rectangular ductwork EN 12599 deals with the handing over Leakage of a ductwork system is categorized in tightness classes These tightness classes use the concept of leakage factor to compare ductwork systems of different sizes and subjected to different pressures Leakage factor is leakage per ductwork surface area unit and is expressed in sm A is the easiest class to achieve It permits the highest leakage B is the second easiest class to achieve C is the second toughest class to achieve D is the toughest class to achieve It permits the smallest leakage The tightness classes according to EN 12237 and 1507 and analogy to older standards Contemporary Leakage factor Old Old tightness class maximum allowed tightness class tightness class according to at class upper limit according to according to EN 12237 and 1507 I s m EUROVENT 2 2 DIN 24194 part 2 A 0 027 x D I A II B 0 009 x D I B HII C 0 003 x D I C IV D 0 001 x pf Definitions of used terms Variable Denomination Explanation Use Unit None Without any adapter At leakage of 8 55 l s Adapter Typ
7. starts the printing Printing The infrared window of the printer must be held steady and close to the infrared window of the main device during the hole printing process The display returns automati cally to display 9 after 15 seconds 15 Display 5 Pres Pa Flow l s SELFTEST EEEEE HEHHEE Display 6 Pres 395 Pa Flow 4 34 I s lt C gt TO STOP 300 Display 7 Pres 395 Pa Flow 4 34 I s Test result lt C gt NEW lt N gt CALC Display 8 Please enter surface 10 00 m lt N gt ENTER Display 9 act 4 35 I s max 17 29 s Test PASSED lt C gt NEW lt N gt PRINT Display 10 act 4 35 s max 17 29 s printing Please wait THERMAL PRINTER TD 600 Function Thermal Printer TD 600 prints out test result from the Lindab Leakage Tester LT 510 via the built in infrared interface Outline Paper roll compartment opening lever Paper roll com partment LED operation indication green blinking printer is on Button O red blink printer switches off Off switch Button I On switch and paper feed Battery compartment Battery compartment lock 16 Infrared interface window Technical data Working temperature range Storage temperature range Relative air humidity Power supply Paper 0 C to 50 C 10 C to 60 C with special paper 40 C to 60 C 10 to 80 no condensation 4 x type LR06 AA the
8. An accuracy and performance test is to be performed regularly it is suggested 1 x annually by the factory or by a correspondingly equipped test facility Leakage tester oco RS AC 230V 50Hz Power input max 1800 W C The device may only be opened by a specialist Before open the case disconnect the main plug Lindab AB SE 269 82 B stad Sweden M 31 850 00 Lindab Fos ae gh on oon 14 c www lindab com Made in Germany Figure 5 Name plate and device number The inlet and outlet openings must be protected from incoming dirt and moisture The inlet of dust and liquids must be avoided The strainer in the suction opening at the top of the unit has to be vacuum cleaned from time to time if necessary For applications in particularly dusty environments an additional intake filter is available as an optional accessory Reduced air flow rate may indicate a clogging of the suction opening Tested in manual mode without any connected hoses the maximum air flow should not be below 40 l s The device should only be operated in a stable electric net and not driven by generators or other po wer supplies below 230 V or without adequate electric continuous power The Lindab Leakage Tester is intended as a measuring device It is not recommended to use it during hours to search for leaks in air distribution systems If however a lengthy pressurizing with the device is necessary no adapter should be used to minimize the power input to
9. Fax 420 233 107 163 www lindab cz e mail info lindab cz Denmark LINDAB A S Postbox 1071 Langkaer 20 DK 6100 HADERSLEV Phone 45 73 232323 Fax 45 73 232333 www lindab dk e mail lindab lindab dk Estonia LINDAB AS Saha Loo tee 4 EE 74114 JOEL HTME VALD HARJU MK Phone 372 6348200 Fax 372 6348210 e mail lindab lindab ee HH Finland Oy LINDAB Ab Juvan Teollisuuskatu 3 Fl 02920 ESPOO Phone 358 20 785 10 10 Fax 358 20 785 10 73 www lindab fi e mail info lindab fi KE France LINDAB S A Parc d Activit s FR 01 120 MONTLUEL Phone 33 47806 3641 Fax 33 47806 3616 www lindab fr e mail lindab france wanadoo fr Germany LINDAB GmbH Postfach 1355 DE 22935 BARGTEHEIDE Phone 49 4532 28590 Fax 49 4532 5666 www lindab de e mail lindab lindab de Hungary LINDAB Kft Allomas ut 1 A HU 2051 BIATORBAGY Phone 36 23 531100 Fax 36 23 312011 www lindab hu e mail info lindab hu HE itay LINDAB S R L Via Pisa 5 7 IT 10088 VOLPIANO TO Phone 39 011 9952099 Fax 39 011 9952499 www lindab it e mail lindab lindab it Latvia LINDAB SIA Kurzemes Pr 23 LV 1067 Riga LATVIA Phone 371 780 43 71 FAx 371 780 43 80 GSM 371 9136530 e mail lindab lindab lv Lithuania LINDAB UAB Mokslininku g 20 LT 08410 VILNIUS Phone 370 52 729 729 Fax 370 52 729 730 GSM 370 68 68 48 06 e mail lindab lindab lt Mm Norway LINDAB A S Postboks 171 Kalbakken NO 0903 OS
10. LO Phone 47 22 80 39 00 Fax 47 22 80 39 03 www lindab no e mail lindab lindab no 22 pi Poland LINDAB Sp Z 0 0 Sadowa ul Kolejowa 311 PL 05 092 LOMIANKI Phone 48 22 4898800 Fax 48 22 7519667 www lindab pl e mail infoQlindab pl E Romania LINDAB SRL Soseaua de Centura nr 8 Stefanestii de Jos RO 077175 ILFOV Phone 40 21209 4100 Fax 40 21209 4124 www lindab ro e mail office lindab ro Russia Lindab Co Ltd 197701 Russia Saint Petersburg Sestroretsk st Voskova h 2 Litera V Phone 7 812 380 53 60 Fax 7 812 380 53 59 www lindab ru e mail ventelindab ru I Sweden LINDAB SVERIGE AB SE 269 82 BASTAD Phone 46 0 431 850 00 Fax 46 0 431 850 65 www lindab se e mail sve lindab se Switzerland LINDAB AG Hofstrasse 94 CH 8620 WETZIKON Phone 41 58 800 3100 Fax 41 44 58 800 3131 www lindab ch e mail infoelindab ch UK LINDAB Ltd 10 Woodall Road Redburn Industrial Estate Enfield GB Middlesex EN3 4LE Phone 44 0 20 8805 3656 Fax 44 0 20 8805 0558 www lindab co uk e mail sales lindab co uk EN 2010 04 19 rev 3 www lindab com
11. ch Action comment The program version The display changes automatically to display 2 after 2 seconds T Check is active The display changes automatically to display 3 after 2 seconds The accumulated test number The display changes automatically to display 4 after 2 seconds Start of test and input of chosen pressure The start screen allows the operator to change the test parameters lt C gt switches between the different adapters lt O gt changes to display 4 1 for selection of the tightness class Tt increments the wanted pressure in steps of 10 Pa 4 decrements the wanted pressure in steps of 10 Pa Holding any arrow key pressed in rushes the change lt N gt starts the test with the selected parameters and changes to display 5 Input of selected tightness class The class to be chosen is marked with an gt t moves the gt between the various classes lt C gt escapes back to display 4 without making any change lt N gt selects the marked class and returns to display 4 Don t mark and select the var xx choice This is reserved for Variable mode and is not used 14 Display Display 1 Lindab LEAKAGE TESTER Version 1 2 Display 2 Lindab LEAKAGE TESTER Version 1 2 T Check active Display 3 Lindab LEAKAGE TESTER Version 1 2 Test number 0 Display 4 Adapter TYP1 lt C gt Class A lt O gt P Test 400 1 4 lt N gt TO START TEST
12. e 1 The biggest adapter At leakage of 3 7 99 l s Type 2 The smallest adapter At leakage of 0 2 99 l s A The easiest class to achieve To calculate the permitted Permits the biggest leakage leakage B The second easiest class to To calculate the permitted achieve leakage The second toughest class to To calculate the permitted een S achieve leakage D The toughest class to achieve To calculate the permitted Permits the smallest leakage leakage Not a tightness class but a To direct input of the wanted var mode switch to variable mode Not leakage Not used used The area of the surface of the Area surface duct system or part of system ja calculate the permitted m eakage under test The pressure you mpurand As target for the present wanted want the unit to achieve for the 9 H Pa pressure test Pressure The present running pressure To monitor the present present during the test pressure pa achieved The finally achieved pressure To calculate the permitted Pa after the test leakage The permitted maximum lea kage Calculated from tigh To compare with the achie POE EEE Eia tness class surface area and ved leakage Vs achieved pressure Leakage reseni The present running leakage To monitor the present lea s H during the test kage Achieved The finally achieved leakage To compare with the permit V s after the test 10 ted leakage Testing principle and set up The followin
13. g diagram shows the principle of the measurement set up Two turbine blowers generates a flow Which via the thick leakage air hose is fed into the sealed off ductwork As a result of this incoming air the present pressure in the ductwork rises This pressure is via the thin system pressure hose fed back to the measuring device The turbine blowers are regulated by comparing the wanted pressure with the present pressure Leakage Tester LT 510 Leakage air hose m Adapter m o o 11 Connector Minimum distance am System pressure hose Connector Sealing off bladder Duct system under test Sealing off bladder Leakage testing Preparation of ductwork system Large and complex ductworks may have to be tested in parts In order to be able to examine and cure a leaky ductwork a test shall be performed while the ductwork is still accessible i e before it is built in and any insulation is put on The duct surface area to be tested shall be measured and calculated according to EN 14239 The area shall be at least 10 m according to EN 12237 and 1507 Sealing off of ductwork system The ductwork to be tested shall be very well sealed off From the rest of the system and from the sur rounding at all openings grills etc This sealing off is very important and must be done very care fully since failure here will wrongly disadvantage the resulting leakage of the d
14. lindab simplified construction l Lindab Leakage lester and Thermal Printer User Manual S Lindab FUNCTION EE 3 e 3 TECHNICAL DAT A 1 3 5 7 i l hacer leet ele hinted a A S ha ieee tet 4 Pre ss fe meas rement Siti sva dopo ania Bede hake edd 4 le er 4 Adapter type flow range vana sana kann anna kana anna anna nana nn 4 General EEN 4 OPERATION AND MAINTENANCE aaa aaa aaa akan nana nana 5 SERVICE EE 6 Bee BEE 6 e 6 Accuracy and function check 6 ENE ini Pame ner m aan 6 DECLARATION OF CONFORMITY 00 a aaa aaa aaa aaa a aaa aa aan naa 7 COMPONENTS ee ee ee 8 Storage and transportation 00 0eeaaaanaaanaa aaa kaan akan kaaa nakana kakaa 8 iewes ees 8 Corinection gege EE 8 Connection for system pressure ssssseseeneneneeenenereeererererrrernrerrnerrnerrnernerrnnernnerenet 8 Ee tee e 8 DOCUMENTATION EE 8 Other things useful at leakage measurements kaaa vana aaa kaaa anna 8 BACKGROUND TO LEAKAGE TESTING ccccssecesseeeeseeeeeeeeeseaeenseeeeeseeeseaeseseaeenseeeeseees 9 DEFINITIONS OF USED TERMS aaa aaa aaa aaa aaa aaa a aaa aan 10 TESTING PRINCIPLE AND SET UP aaa aaa ana aaa anna aaa aaa aaa aaa akan 11 LEAKAGE TESTING aere 12 Preparation of ductwork system orrena kakaa kakaa taka aaa kakaa anka nana 12 Sealing off of ductwork skvsiem neen 12 Selection of tightness Class vies 14455 ovako o o v el an o ada i odd 12 Choice of wanted Dreseure kann kaana aan kaan kaan aaa anna kan
15. nada kann VEE NE 12 Selection of adapters 60000050 otiska divina tenda akav tina eases 12 elle nej a aan tika arate dann ean 13 TESS HIN eege fea dd nateni ee 14 THERMAL PRINTER TD 600 00a aa aaa aaa ananasa anna aaa aaa ananasa anna 16 FUNCTION eegener ee eege dee 16 OUN most open kaka EE 16 TEGH HNICAL DATA E 17 PREPARATIONS FOR USE in era sia i ada eaaa a ik 18 OPERATION eege m S i Aaa aaa aada kad aa 19 ERROR REGOVERY ed iva sold Seege tdi a a aada k k nn t 20 SAMASSE ral valku deducts E ita dni oi E A v ta dade A Sa 20 Missing or faulty character 20 Ee ele TEE 20 CIGANINO TEE 20 SERVIGE E 21 EE EE 21 DECLARATION OF CONFORMITY aaa aaa aaa aaa aa aaa aaa nn 22 LINDAB CONTA C T a a ka ei data 23 Function The Lindab Leakage Tester measures the leakage of duct work installations by measuring the air flow required to maintain a wanted pressure level The Leakage Tester is operated via a user guidance system by means of a tactile keypad together with a 4 line backlit liquid crystal display The display shows measured data and operating instruc tions It is possible to print the results of the test on a wireless pocket printer using the built in infrared interface The Leakage Tester can be used for tests with positive and negative pressure Outline Leakage air connection for negative system System pressure pressure connection Leakage air connection for positive system pressure Voltage selector
16. rmal paper width 57 mm 17 Preparations for use Batteries input and exchange Open the battery compartment cover on ihe back side of the printer Press the lock and lift the cover Be observant of the polarity when putting in the batteries In order to get optimal performance from your printer use only high efficient alkali batteries Paper roll input Open the paper roll compartment by pulling the opening lever The paper roll compartment cover can now be opened Put in the paper roll Put the paper roll in the storing grove so that its outer side end faces the printhead The paper roll compartment cover must audible snap at the closure The printer is now ready for use 18 Operation Switch on the printer by pushing the button I A green blinking from the LED shows that the printer is ready for use You can now start to transfer the test result from the main device Please note that information transfer only work at free sight The distance between the main device and the printer shall be shorter than 1 m and an radiation angle of 15 shall not be exceeded Feed the paper at wish by pressing the button I Switch off the printer by pushing the button O for 3 seconds A red blink from the LED shows when the printer goes off In order to prolong the lifetime of the batteries the printer will automatically be switched off after more than 10 minutes of inactivity Simply press the button I in order to re
17. start the printer 19 Error recovery Self test If you are uncertain whether the printer works properly you can perform the following test From the off mode press both buttons simultaneously till the printer starts to print It will now perform a self test and print its full set of characters If this is not the case switch the printer off again and repeat the procedure If also this time no self test is performed and the batteries are not run out the appara tus is defect Missing or faulty character The character will be printed when information is lost if the printer doesn t print the incoming data fast enough The character will be printed when the printer detects that due to a disturbance or break in the transmission false data would be printed This could be caused by the following The printer is too far away from the main device The printer is at a faulty angle to the main device The infrared signal is hindered or obscured by an object The infrared signal is disturbed The infrared signal is interfered from an other infrared signal source Battery condition First perform a self test The generated printout contains a line with the battery voltage Ubat New batteries shall show a voltage of approx 6 V You can prolong the lifespan of the batteries if you switch the printer off immediately after each use When you plan not to use the printer for a longer time period you should remove the batteries
18. the fan The device may not be operated with any kind of fog or smoke cartridges for leak detection Risk of breakdown Service We see service as a very important element in our business That is why we are still available to you even after the guarantee period has expired If you send us the device it will be returned to you by our delivery service after repair in shortest time The main device has no internal parts that can be serviced by the user Hence the device shall only be opened by a specialist CAUTION RISK OF LIFE 230 V 50 Hz Lubrication An occasional light lubrication with a suitable lubricant of all round sealing rings at the connections for leakage air and system pressure and at the adapters is the only service to be performed by the user Fuse To change the fuses first disconnect the electric wire from the main device and then pull ihe fuse holder out by the upper notch The fuses may only be replaced with fuses of the same type Be obser vant to put the fuse holder back with the correct side down so that the correct voltage arrow points at the white rectangular mark Accuracy and function check The accuracy and correct functioning of the system should be checked regularly recommended inter val once per year by the factory or an appropriately equipped test centre Guarantee The guarantee period for the Lindab Leakage Tester LT 510 is 12 months from the sales date pro vided that it is used correctly
19. uctwork Selection of tightness class The wanted tightness class is often decided during the design phase Choice of wanted pressure The ductwork to be tested shall be subjected to a pressure positive or negative preferably its design operating pressure The pressure shall according to EN 12237 and 1507 be maintained within 5 of the specified value for 5 minutes 300 seconds This will be done automatically by the Leakage Tester Selection of adapter The main device handles leakage air flows above 8 l s as it is If the leakage air flow is below 8 l s the main device has to be adapted This is done by inserting one of the two adapters Type 1 or Type 2 in the leakage air connection on the front side the connection for positive system pressure Also at negative system pressure an adapter if any is placed in this connection The magnitude of the leakage air flow depends on the system size and the system pressure The maximum permitted leakage air additionally depends on the tightness class Calculate the maximum permitted leakage for any tightness class using the formulas in the following table with the system pressure p Pa and duct surface area A m2 as input The p in the formu las reads absolute value of p and means that if the pressure is positive just put in and if the pres sure is negative remove the minus sign and put it in 12 Tightness Permitted leakage class l s A 0 027 p
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