Ion Science GasCheck 3000 Portable Gas Leak Detector User Manual
Contents
1. 22 GasCheck 3000 Pages 2 amp 3 updated to 03 03 11 V4 16 V3 26 amp 3000is correct Quality V2 3 Management System Page 4 inserted to include Responsibility for use and legal notice Page 24 Contact details added Page 27 of 28 GasCheck 3000 amp 3000is ton Science Ltd Page 28 of 282. RANGE 6 When the GasCheck is applied to leak location in the presence of large leakage the nozzle is very useful The nozzle symbol when displayed corrects the leak rate range accordingly Calibration is performed without it Press and hold the nozzle key to scroll through the nozzle and peak hold options Release when desired Peak hold function displays the value and range indicators for the maximum signal Press Zero to reset this Note that the audio follows the detected signal even when the signal falls below the stored peak hold value Range may be selected to concentrate on significant leakage levels only rather than Auto range all leakage When auto range is selected the display shows the auto range symbol in the lower portion Where necessary hold down the key to select a fixed less sensitive range rather than Auto range in order to restrict the leak response The auto range symbol will not appear on the display if auto range is not selected Page 13 of 28 GasCheck 3000 amp 3000is ton Science Ltd Operation Gas Group Positive Negative Positive Negative Positive Negative Positive Negative Negative Negative Positive Negative Positive Positive Table 4 Gas Groups 5 Nozzle Peak hold 6 Range Figure 4 Control keys layout shown for both Gas Check 3000 and 3000is Page 14 of 28 GasCheck 3000 amp 3000is ton Science Ltd Operation Display General The display is arranged to show th
3. Peak hold This symbol indicates that the GasCheck display is held to the maximum Low battery This symbol indicates that the battery pack is lower than required for use Negative This shows the leak rate signal is negative valid for testing some gases see Table 4 EA Audio and visual outputs The GasCheck has an internal audio sounder and a flashing LED indicator They both operate together when the detected leak rate climbs from the zero indication towards the maximum on the leak rate range see Section 4 2 1 They also operate once to confirm a key press Prepare the GasCheck Select which probe to use Note Whenever possible use the Gas Check with the nozzle fitted The nozzle helps to protect the short probe from blockage or damage You cannot use the nozzle with the long probe Open the storage case and remove the Gas Check The Gas Check is supplied with the short probe fitted and the nozzle fitted a long probe is supplied in the storage case Standard use is with the short probe and nozzle For higher sensitivity remove nozzle and clear the nozzle symbol from the display section 4 1 Determine whether you want to use the short probe or the long probe and whether you want the nozzle fitted as follows Use the Gas Check with the short probe and without the nozzle to detect small leak rates of approximately 1 x 10 ml sec and lower Press the nozzle key to clear the nozzle fitted indicator refer to Section 4 1 The no
4. ica GasCheck 3000 3000is User Manual V2 3 Register your instrument online to receive your Extended 2 Year Warranty See page 26 for details GasCheck 3000 300015 Instrument User Manual part number 28052 Advanced Gas Sensing Technologies lon Science Ltd The Way Fowimere Cambs S68 7Uy UK Registered in England No 2359038 Vat No GB 532 2024 00 _ Tel 44 0 1763 208 503 Fax 44 0 1763 208 814 Registered office address Lake House Market Hill Royston Herts SGB SUN U K Email info ionscience com Web www ionscience com GasCheck 3000 amp 3000is ton Science Ltd Page 1 of 28 GasCheck 3000 amp 3000is ton Science Ltd Declaration of Conformity GasCheck 3000 Manufacturer lon Science Ltd The Way Fowlmere Cambridge England SG8 7U Product GasCheck 3000 Grey Case Product description a handheld micro thermal conductivity sensor used to detect gas leaks This has been designed specifically for search and location of non flammable gases such as helium and CFC s Directives 89 336 EC EMC Standards BS EN 61010 1 2001 Safety requirements for measurement control amp lab equipment BS EN ISO 9001 2008 Quality management systems BS EN 61326 1 1997 EMC Equipment for measurement control and laboratory use Signed By vi Name Mark Stockdale Position Technical Director Date 23 April 2007 Safety GasCheck complies with the requirements of 73 23 EEC low voltage directive and ap
5. 3000is Nozzle 3000 Nozzle 3000is Box Spanner 3000is screwdriver Case Instruction Manual Accessories Accessory CalCheck Specifying gas leak rate and pressure AAA Rechargeable Battery Pack Calibration Item Number A 08045 A 08043 SPGC8055 A 08139 08024CFC8 08024CPCO A 08029 4 TS 01 31164 28052 Item Number A 21500 A 31117 lon Science offers a calibration service including issue of traceable certification to National Standards Refurbish program lon Science offers a refurbish service for all customer repairs Page 25 of 28 GasCheck 3000 amp 3000is ton Science Ltd Instrument Service and Warranty Warranty Standard Warranty can be extended to up to 2 years on the GasCheck 3000 300015 when registering your instrument via our website www ionscience com instrument registration To receive your Extended Warranty you need to register within one month of purchase Terms and Conditions apply You will then receive a confirmation email that your Extended Warranty Period has been activated and processed Full details along with a copy of our Warranty Statement can be found by visiting www ionscience com instrument registration Service lon Science is pleased to offer a number of service options on our GasCheck 3000 3000IS product range that allow you to choose the instrument cover that best suits your needs At lon Science we recommend that all of our gas detection instruments be
6. cui dia dere deee DAA idos 16 Remove the Gas Check nozzle or change the probe if required oooocccccncncnnnnnnncnnnnnnnnaninaninananoninanins 17 Switch On the Gas Check coccion tactica idad ii ciate 18 Recommended leak search procedure ooccccccnccnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnenonnnennnenenenonenenenenon 18 Leak detection along SEaMS ooonncccnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nn nn rn rn nn rn n nn nr nnnrnnnrnrnrnnnrnrnrnrnrnrnrnrnrnrnrrrnenenenen 18 Leak detection at pipe jO MtS oonnnnnnnnnnnninnnnnnnnnnnnnnnnnonnnonnnnnnnnnnnononnnnnonnnnnnnnnrnnnnnnnrnrnnnennnenenennnenenenenen 19 Switch Off the GasCheckiriconooccra tal dd ELIO latte dda eens 19 A NT 19 DET AA A O OOO 20 Inspect and clean the GaSChe ck oooccccccnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnrnnnnnrnrnrnnnrnnnrnrnrnrnrnenenenens 20 FAUIESINGIN Gisie to ceutes Ages cheap A A nag oe cole ade big etal ly E TAT 23 Storage and Disposal 000 eee 24 A O NON 24 DISPOSal A O 24 Spares and Accessories i siiisciscscitedididevenidvccedscccaevasissceuand i a aiaia inakaa aa iaaa iaaa iaia iaaa aaia 25 Introducido dt 25 A a a a a a O NN 25 ER NN NN 25 Cali ON ts 25 RefurbiSA pPrO0 Mier dida 25 Instrument Service and Warranty coommcccccncnnnnccnnnnnnanrnn nnna 26 Contact detal A Sosa na ong ARIA Ses ae ge ead Sodan CEU 26 Update LOG ete A E E 27 Page 5 of 28 GasCheck 3000 amp 3000is ton Science Ltd Introduc
7. leak detection along seams and around pipe joints are described in the following sections When required e Use the peak hold and Auto Ranging modes to continue to check for leaks but to display the largest leak detected e f you want to zero the GasCheck move the end of the probe or nozzle away from any possible leak into a clean air zone then press the manual zero key refer to Section 4 1 Note that leak sensitivity depends on the ambient conditions If you want to accurately measure a leak compare the indicated leak with a calibration standard such as a CalCheck see Section 7 3 When the GasCheck indicates that a leak has been found move the probe or nozzle back to determine the precise location of the leak The leak is located where the largest leak size is indicated on the display and where highest frequency clicks and visual flashing rate are emitted by the GasCheck on the current range Leak detection along seams Move the end of the GasCheck probe or nozzle along the length of the seam so that it just rests on the seam The speed at which you move along the seam depends upon the size of the leak that you search for e Ifthe leak is large you can move fairly fast along the seam at approximately 25 mm per second e Ifthe leak is small move slowly along the seam at approximately 10 mm per second Page 18 of 28 GasCheck 3000 amp 3000is ton Science Ltd Operation Leak detection at pipe joints Use the same
8. procedure as for leak detection along seams see Section 4 6 2 however move the probe or nozzle around the joint at approximately half the speed specified in Section 4 6 2 Light gases such as hydrogen and helium diffuse quickly into air so an apparent leak on the side or top of a joint may actually be a leak at the bottom of the joint Switch off the GasCheck When the GasCheck 3000 has been left for a few seconds without any key press then press the I O key The GasCheck will ignore I O presses during the instrument power up sequence and during any zeroing Auto Shut Off If the GasCheck is left for a period of approximately 10 minutes without key presses it will shut itself off Page 19 of 28 GasCheck 3000 amp 3000is ton Science Ltd Maintenance Inspect and clean the GasCheck CAUTION Do not clean the probe while it is attached to the GasCheck and do not try to clean the sample hole 10 11 Switch off the GasCheck Refer to Figure 5 If the nozzle is fitted hold the nozzle 1 by its wide base and gently twist and pull it to remove it from the GasCheck With the small end of the box spanner towards the GasCheck guide the end of the probe 2 or 7 through the middle of the supplied box spanner Push the box spanner onto the nut 3 and turn the box spanner anticlockwise to undo and remove the probe Inspect the GasCheck If the case of the GasCheck is cracked or dented we recommend that you do not contin
9. returned for service and factory calibration once every 12 months Contact lon Science or your local distributor for service options in your area Find your local distributor by visiting www ionscience com Contact details UK Head Office USA Office lon Science Ltd lon Science Americas LLC The Way Fowlmere 33 Commercial Drive Cambridge Waterbury SG8 7UJ VT 05676 UK USA Tel 44 0 1763 207206 Tel 1 802 244 5153 Fax 44 0 1763 208814 Fax 1 802 244 8942 Email info ionscience com Email info ionscience americas com Web www ionscience com Web www ionscience com Page 26 of 28 German Office lon Science Messtechnik GMBH Laubach 30 Metmann Neandertal 40822 GERMANY Tel 49 2104 14480 Fax 49 2104 144825 Email info ism d de Web www ism d de GasCheck 3000 3000is Update Log ton Science Ltd Manual Version Amendment Date updated Instrument PC Software Firmware GasCheck 3000 Gas Table updated 16 7 08 3000 V0 48 N A amp 3000is V1 8 3000is V4 16 GasCheck 3000 Log added to back of 9 1 09 3000 V0 48 N A amp 3000is V1 9 manual 3000is V4 16 GasCheck 3000 Warranty added to cover 23 07 10 3000 V0 48 N A amp 3000is V2 0 Declaration Conformity 3000is V4 16 updated page 2 Contents updated Instrument Warranty and Service added page 22 Gascheck 3000 AAA Rechargeable 3 12 10 V4 16 V3 26 amp 3000is Battery information V2 0 added Pages 9 10 19
10. which it was zeroed The larger the difference the greater the sensitivity so that GasCheck is not highly sensitive to the gases normally found in large concentrations in the ambient air e g N2 nitrogen and O2 oxygen For ease of use the GasCheck groups gases having similar thermal conductivity into one of the 5 gas groups shown in Table 1 Each group has a calibration curve stored in memory Although the GasCheck will detect ALL gases with a different thermal conductivity to air Table 1 lists those 12 common tracer gases that have been tested and assigned gas groups If the gas or gas mixture that you seek is not included in these groups select group 0 which is the most sensitive The Gas Check will then still find leaks quickly even though the measured values will not be displayed accurately Some gases give a negative response among them argon Ar carbon dioxide CO gt and R134a Minimum response time Short probe fitted Less than 1 second Long probe fitted About 9 seconds Recovery time About 1 second Maximum detection level with the short probe and nozzle fitted 20 ml sec The nozzle when fitted provides automatic 10 fold dilution of the gas stream entering the detector cell Smallest leak detection levels see Table 1 below Notel the minimum detection levels given in Table 1 apply when the Gas Check is used in clean laboratory air conditions When used in conditions where the ambient atmosphere contains clouds of the gas fo
11. with 4 batteries Table 3 Checklist of items in the storage case 1 Long probe 4 Spare battery holder 2 Box spanner 5 Gas Check with short 3 Special screwdriver probe and nozzle fitted e Gas Check 3000is only Figure 3 Items in the storage case Page 12 of 28 GasCheck 3000 amp 3000is ton Science Ltd Operation Control buttons Refer to Figure 4 Use the control keys as described below The display symbols are described in the Operation section of the manual 2 a KY POWER 1 ZERO 2 GASES 3 Press this key to switch the GasCheck on and off Press zero to adjust for background levels reset the peak hold memory or after changing a gas group or a leak range as required Press and hold the gas key to scroll through the common gases and Gas Groups of the GasCheck shown in Table 4 below Release when your chosen gas is showing in the lower portion of the display The GasCheck display should be zeroed to maintain the calibration BACKLIGHT CONTRAST 4 Press the Contrast key once to switch ON Back light for a pre set period 20 seconds Press and hold this key to change the contrast setting The message on the display will then show whether contrast drive is to darken or lighten the display There may be little or no need to use this control at normal temperatures NOZZLE PEAK HOLD 5
12. 00 and 3000is shown Replacing the batteries WARNING Replace the batteries in the Gas Check 3000is in a safe area where there are no flammable gases If you do not there may be a risk of fire or explosion WARNING Use only dry cell non rechargeable AA batteries or lon Science AAA Rechargeable Battery Pack part No A 31117 in the GasCheck 3000is The internal resistance of unspotted rechargeable batteries is too low to maintain a T4 safety rating The recommended batteries are specified in section 2 3 Battery Data CAUTION Ensure that the rubber sleeve on the female part of the battery holder is correctly fitted when you fit new batteries If you do not you could refit the holder in the GasCheck 3000is with incorrect polarity which will damage the GasCheck 3000is Note A spare battery holder is supplied with the GasCheck Page 21 of 28 GasCheck 3000 amp 3000is ton Science Ltd Maintenance 1 Refer to Figure 6 Turn over the GasCheck so that the battery compartment is at the top see detail A 2 On the GasCheck 3000 use a small coin screwdriver or your fingernail to press the catch 1 on the battery compartment cover 2 then pull up and remove the cover see detail B On the GasCheck 3000is use the special screwdriver supplied to undo the captive screw on the battery compartment cover and remove the cover This is located at the end of the GasCheck at position 5 3 Remove the battery holder from the GasCheck If re
13. That is in areas where explosive gases of Group IIA IIB and IIC are intermittently present Zone 1 within an ambient temperature range of 20 C and 60 C GasCheck complies with the requirements of 73 23 EEC low voltage directive and apart from a low voltage pump there are no moving parts within the instrument so that the machinery directives are not applicable Page 3 of 28 GasCheck 3000 amp 3000is ton Science Ltd Statements Responsibility for Use Inadequate performance of the gas detection equipment described in this manual may not necessarily be self evident and consequently equipment must be regularly inspected and maintained lon Science recommends that personnel responsible for equipment use institute a regime of regular checks to ensure it performs within calibration limits and that a record be maintained which logs calibration check data The equipment should be used in accordance with this manual and in compliance with local safety standards Legal Notice Whilst every attempt is made to ensure the accuracy of the information contained in this manual lon Science accepts no liability for errors or omissions or any consequences deriving from the use of information contained herein It is provided as is and without any representation term condition or warranty of any kind either express or implied To the extent permitted by law lon Science shall not be liable to any person or entity for any loss or damage which
14. art from a low voltage pump there are no moving parts within the instrument so that the machinery directives are not applicable Page 2 of 28 GasCheck 3000 amp 3000is ton Science Ltd Declaration of Conformity GasCheck 3000is Manufacturer lon Science Ltd The Way Fowlmere Cambridge England SG8 7U Product GasCheck 3000is Black Case intrinsic version only Product description an intrinsically safe handheld micro thermal conductivity sensor designed specifically for use in potentially explosive atmospheres and for the search and location of flammable gas leaks Marking il 2 G Baseefa 02ATEX0093 EEx ia IIC T4 20 C lt Ta lt 60 C Notified body ATEX Baseefa 2001 Ltd Rockhead Business Park Staden Lane Buxton Derbyshire SK17 9RZ Notified body No EC1180 Directives 94 9 EC ATEX 100A 89 336 EC EMC Standards BS EN 13908 2002 ATEX Application of quality systems BS EN 50014 1998 ATEX general requirements BS EN 50020 2002 ATEX Intrinsic safety i BS EN 61010 1 2001 Safety requirements for measurement control amp lab equipment BS EN ISO 9001 2008 Quality management systems BS EN61326 1 1997 EMC Equipment for measurement control and laboratory use Signed By f Name Mark Stockdale Position Technical Director Date 23 April 2007 Safety Rating This intrinsic safety rating permits its deployment in all potentially explosive atmospheres of the quoted or less demanding rating
15. case together with a spare battery holder a long flexible probe for leak detection in areas where access is restricted and a box spanner for probe changing Principal of operation When the GasCheck is switched on a small internal fan draws gas samples through the probe and into the GasCheck The GasCheck measures the thermal conductivity of the gas samples When you first switch on the GasCheck or when you press the manual zero key see Section 4 1 an auto zero is made If further samples have a different thermal conductivity from the zeroed sample the Gas Check calculates and displays the difference as a leak rate This means that you can use the GasCheck to detect any gas other than that in which the Gas Check is zeroed Page 6 of 28 GasCheck 3000 amp 3000is ton Science Ltd Introduction Applications You can use the GasCheck on many types of applications including those listed below Quality assurance testing on manufactured component seals Laboratory applications such as the detection of leaks from gas chromatographs from mass spectrometers from gas cylinders and fittings Industrial applications such as the detection of leaks from gas installations in cylinder receiving rooms from pipeline assemblies the detection of leaks from stored gases and the detection of vapours released from stored chemicals Medical applications such as the detection of leaks from anaesthetic gas bottles and pipelines and leak test
16. e leak rate and other status including user changes to the settings e n normal use the upper portion of the display is used for a large size digital representation of the leak rate see Section 4 2 2 and status information is shown as symbols see section 4 2 3 appearing in the lower portion The Gas Group or the gas chosen will show on the lower right hand side of the display e In response to key presses written text will appear confirming the changes to settings Examples are Zeroing detector Nozzle On Peak hold On Nozzle off Peak hold off He Group 0 Contrast darker Contrast lighter Leak rate indication Leakage is displayed as a single signed digit x 10 signed range for ease of interpretation and calibration Note that some gases e g CO2 and R134a may cause a negative leak indication after GasCheck zeroing in clean air See the Positive Negative column in Table 4 Examples are Leak rate for a positive gas 5x10 5 ml s Leak rate for a negative gas 3 x10 4 ml s Page 15 of 28 GasCheck 3000 amp 3000is ton Science Ltd Operation Other display symbols Small display indicators show zeroing nozzle fitted peak hold auto range and low battery voltage Zeroing This symbol appears whilst the GasCheck is zeroing then it disappears 4 Auto range This symbol shows when the GasCheck leak rate is not fixed within one range E Nozzle This symbol indicates that the GasCheck is being used with the Nozzle on
17. e to cross threading The instrument will then have to be returned to the supplier for replacement of the GasCheck case including a new serial number 8 Switch on the GasCheck to ensure that the batteries are correctly fitted If the display remains blank when you switch on the GasCheck refer to section 5 3 Page 22 of 28 GasCheck 3000 3000i5 Maintenance Fault finding ton Science Ltd Fault symptom Diagnosis Action Unit will not switch on No dead batteries fitted Try another battery set safely Unit will not switch off Software locked out Remove amp replace battery clip safely Battery symbol appears Battery state low Replace batteries safely Back light drains battery life Excessive use of backlight Avoid or reduce use of backlight Unit will not zero Software locked out by hardware Remove amp replace batteries safely Display appears blank dim Contrast control setting wrong Turn off amp on press amp hold contrast Numbers do not change Peak hold selected Press zero or change from Peak hold Range does not change Range not set in Auto range Press amp hold Range until Auto range He range will not show 5 Unit with nozzle ON and or range Reset via Nozzle and Range keys Gas group is wrong Gas Group not set correctly Press amp hold Gases until shown OK Nozzle Peak not showing Nozzle Peak is not s
18. et correctly Press amp hold Nozzle until both correct Blocked probe Probe blocked Remove probe and clean Stalled motor Motor failed amp probe not blocked Return to lon Science for repair Instrument readings noisy Loose probe Tighten nut slightly Instrument readings noisy Test environment contaminated Move item under test into cleaner area 3000is unit will not turn on Internal fuse blown Return to supplier for repair Table 5 Fault finding Page 23 of 28 GasCheck 3000 amp 3000is ton Science Ltd Storage and Disposal Storage If you will store the unit for a long time we recommend that you remove the batteries refer to Section 5 2 Refit the GasCheck in its storage case and store in dry cool conditions Unpack as described in Section 3 Disposal Dispose of the GasCheck components and used batteries safely in accordance with all local and national environmental safety requirements Some of the GasCheck carry case plastic material is recyclable Page 24 of 28 GasCheck 3000 3000is ton Science Ltd Spares and Accessories Introduction Order spare parts from your local agent or distributor when you order please state for each part required e Serial Number on the back of your GasCheck refer to Figure 6 e Item Number and description of part Spares Spare Long probe Short probe Replacement battery holder 3000 Replacement battery holder
19. ey and wait for GasCheck to bleep amp flash the display to light up and show zeroing detector When not detecting leaking gas GasCheck still flashes and bleeps periodically to indicate that it is ON GasCheck remembers the settings on instrument power off so that the operator rarely if ever has to alter any of them The settings for gas group auto range peak hold and nozzle are shown on the display The response of GasCheck can readily be checked against an lon Science CalCheck traceable calibration accessory Recommended leak search procedure General procedure Note When you use the GasCheck do not allow dirt or debris to enter the end of the probe or nozzle If the probe or nozzle is blocked the GasCheck will not operate correctly The following test procedures assume that you have fitted the short probe The response time of the GasCheck increases from about 1 second or less when the short probe is fitted to about 9 seconds when the long probe is fitted If you use the long probe for leak detection ensure that you move the end of the probe much more slowly along the area you leak test Ensure the part under test contains a reasonable percentage of a trace gas that is different from normal air Move the end of the probe or nozzle around the area of a suspected leak and look at the display or listen to the audible clicks or note the visual LED flash rate on the GasCheck to identify the location of a leak Specific procedures for
20. ing of membrane materials glove boxes and so forth Valve emission evaluation to EPA Environmental Protection Agency method 2 1 Leak testing of pipeline joints gaskets chamber windows and so forth Gas Check with short probe and nozzle fitted Long probe Nozzle 4 Tactile keys Display 5 Battery compartment LED flasher 6 Loudspeaker Figure 1 The GasCheck 3000 and 3000is Page 7 of 28 GasCheck 3000 amp 3000is Technical Data General Operating temperature range GasCheck 3000 GasCheck 3000is Storage temperature range Materials of construction Storage case GasCheck Dimensions Storage case GasCheck Mass Complete storage case GasCheck Ingress ratings Minimum ton Science Ltd 0 to 50 C 32 to 122 F 20 to 60 C 4 to 140 F 25 to 70 C 13 to 158 F Polypropylene with polyester foam insert Polyurethane casing on 3000 only Conductive polypropylene resin with metal bracket on 3000is only 420 x 320 x 97 mm 16 5 x 12 5 x 3 75 see Figure 2 1 6 kg 3 5 Ib 0 5 kg 1 0 lb 1P20 275 Length of short probe and nozzle Length of long probe 300 mm 12 Figure 2 Dimensions mm Page 8 of 28 GasCheck 3000 amp 3000is ton Science Ltd Technical Data Performance Detector type Dual micro volume thermal conductivity cell Gases Detected All gases and vapours having a different thermal conductivity to the ambient air on
21. may arise from the use of this manual We reserve the right at any time and without any notice to remove amend or vary any of the content which appears herein Page 4 of 28 GasCheck 3000 amp 3000is ton Science Ltd Contents Declaration of Conformity GasCheck 3000 ssssssssssnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nnna 2 Declaration of Conformity GasCheck 3000iS occconnccocononnnccnnnncnnanonnn rra 3 StatementS coccconcconoconornnn cnn cnn 4 Responsibility for USC isc col n a tea 4 Legal Noticiario a rada mt 4 INtrOGUCUON sisiiistiscielieieiviseiacindstesdividwatvanddancuanvedassccudsiwedbdudassivedesteudddvaasdvadissdandeceavieddasseidurtuagavadeass 6 Scope and derinitlons raaa e a aaea aa seve Ea EAEra APA nae eae eae ARA TE EE Mises eae eb eee 6 PA aaa aa a A a Thee aaa aa a a A A 6 Principalot operatig vc a aaa 6 App aE NS A AA A A acs Da 7 Technical Dataeiiiieiieiiicvesciviieanieststuccisiessadcauses csdvdeeisdcuaavscddsieusaniudutisctadsesavdcantssesnasaadecucusacduvavunaetaans 8 Generalki dh RN 8 PEO MANCO Sa cee et oak caudate ee raha can Be Mt A aaa ba EE ag A 9 o A E A A NAO 10 Packing List 0 ett 12 OperatiOn commcccccncnncncnn raaa a a aaa Ae Aa a Taa a aaa A a aaa a mE a Aa aE aa Aa a r AOE aa aa aE aaeain aai aa 13 Control LUN TEA R A A 13 Ae a EE A A A A A A E E S T 15 Other display Symbols yrn easier Re Eaa a ane EE E i ERa 16 Audio and visual QUEUE einans A A ls a Aaa 16 Prepare the GasCheck
22. quired you can carefully unplug the battery holder so that you can detach the holder from the GasCheck 4 Remove the old batteries 4 from the battery holder Dispose of the batteries see section 6 2 5 Inspect the inside of the battery compartment and battery holder If the batteries have leaked use a cloth dampened with a weak solution of detergent to clean the battery compartment and battery holder CAUTION The GasCheck 3000is will blow a factory fitted internal protection fuse if the battery clip is inadvertently reverse connected The complete instrument will have to be returned to the supplier for fuse replacement The GasCheck 3000 has an internal self resetting fuse Please do use care 6 Fit four new batteries in the battery holder Ensure that you fit the batteries in the correct orientation To reduce the risks of incorrectly connecting the battery clip remove one battery before you refit the battery holder to the GasCheck You then add the fourth battery into the clip before pushing it into the battery compartment 7 On GasCheck 3000 refit the battery compartment cover 2 and ensure that the catch 1 is engaged On the GasCheck 3000is refit the battery compartment cover and use the special screwdriver to tighten the captive screw and secure the cover in place CAUTION Ensure that the screw is located squarely to the threaded insert before tightening else the battery compartment cover may not be properly secured du
23. r which you leak test the minimum detection levels may be obscured Note2 An offset of up to 10 times the detection levels given in Table 1 may be experienced in the presence of electromagnetic interference 320 30 MHz at the levels specified in EN 50082 1 Table 1 Smallest Leak Detection Levels Gas Smallest Leak Detection Level in ml sec Gas Group Positive Negative 1 5 x 10 ml sec 2 0 x 10 ml sec 5 4 x 10 ml sec 4 9 x 10 ml sec 2 1 x 10 ml sec 5 1x 10 ml sec 4 4 x 10 ml sec 8 0 x 10 ml sec 5 8 x 10 ml sec 7 0 x 10 ml sec 6 3 x 10 ml sec 5 7 x 10 ml sec Page 9 of 28 GasCheck 3000 amp 3000is ton Science Ltd Technical Data Battery data Notel the energy storage capacity of batteries and even their T4 intrinsic safety rating is affected by ambient temperature The data in Table 2 is for an ambient temperature of 20 C 68 F Note2 the use of the back light and the IR Data Port will dramatically shorten the battery life WARNING For GasCheck 3000is Do not modify the GasCheck 3000is equipment to allow any recharging in the instrument AAA Rechargeable Battery Pack part No A 31117 This battery pack has been specially designed to be used with Ion Science s intrinsically safe gas detection instruments for example PhoCheck s GasCheck s FirstCheck s and Hydrosteel 6000 is ATEX approved Please refer to the AAA Rechargeable Battery Pack User Instructions supplied with the batterie
24. ry type Alkaline size AA Recommended batteries LR6 R6 or MN1500 Average operating life see Table 2 AAA Rechargeable Battery Pack 1 Average operating life see Table 2 Battery life hours Battery type Gas Check 3000 Gas Check 3000is ee ey EA ee ee LR6 R6 po MNIS00 MN1500 Pp RES 20 aes eee A A gt AAA Rechargeable Battery Pack Preferred battery types Table 2 Average battery life The use of the back light will dramatically shorten the battery life Do not change batteries in a hazardous area see section 5 2 Page 11 of 28 GasCheck 3000 amp 3000is ton Science Ltd Packing List Remove all packaging materials then open the storage case and inspect the equipment If the storage case or any other item is damaged notify your supplier and the carrier in writing within three days state the Item Number and the Serial Number stamped on rear case of the GasCheck together with your order number and your supplier s invoice number Do not use the GasCheck if any item is damaged Refer to Figure 3 and check that the storage case contains the items listed in Table 3 If any item is missing notify your supplier in writing within three days Qty Description Check Gas Check with short probe and nozzle fitted Long probe Box spanner RiR a e Special screwdriver for access to battery compartment Gas Check 3000is only 1 Spare battery holder
25. s For Intrinsic Safety T4 Rating in the Gas Check 3000is AA rechargeable batteries must not be used in the battery holder There is no provision for the recharging of batteries within the GasCheck 3000is therefore please use the lon Science charger supplied with the AAA Rechargeable Battery Pack part No A 31117 For alkaline types MN1500 or LR6 type use only Duracell Standard Procell or Ultra or Ever Ready Energiser batteries Alternatively use any zinc carbon types R6PP or R6S For GasCheck 3000 Do not modify the GasCheck 3000 equipment to allow any recharging AAA Rechargeable Battery Pack part No A 31117 This battery pack has been specially designed to be used with Ion Science s intrinsically safe gas detection instruments for example PhoCheck s GasCheck s FirstCheck s and Hydrosteel 6000 is ATEX approved Please refer to the AAA Rechargeable Battery Pack User Instructions supplied with the batteries Do not use in a hazardous area Use the GasCheck 3000is The GasCheck 3000 is designed for use with primary disposable batteries Rechargeable AA batteries can be used for the Gas Check3000 in safe areas There is no provision for the recharging of batteries within the GasCheck 3000 therefore please use the lon Science charger supplied with the AAA Rechargeable Battery Pack part No A 31117 Page 10 of 28 GasCheck 3000 amp 3000is ton Science Ltd Technical Data Number of batteries required 4 Batte
26. tion Scope and definitions This manual provides installation operation and maintenance instructions for the GasCheck 3000 and 3000is You must use the GasCheck as specified in this manual Read this manual before you install and operate the GasCheck Important safety information is highlighted as WARNING and CAUTION instructions you must obey these instructions The use of WARNINGS and CAUTIONS is defined below WARNING Warnings are given where failure to observe the instruction could result in injury or death to people CAUTION Cautions are given where failure to observe the instruction could result in damage to the equipment associated equipment and process The units of measurement used throughout this manual conform to the SI international system of units of measurement Description Refer to Figure 1 The GasCheck is a portable battery powered hand held gas leak detector Indications of a leak are shown on the digital display 2 and are also given by a front panel mounted LED flasher 3 and as audible clicks from the rear panel loud speaker 6 Two versions of GasCheck 3000 are available e The standard GasCheck 3000 suitable for leak detection of all non flammable gases other than air e The GasCheck 3000is intrinsically safe and is suitable for leak detection of hydrogen and other flammable gases and for leak detection in hazardous areas of EEx ia IIC T4 rating The GasCheck has a convenient storage and carrying
27. ue maintenance but return the GasCheck to your supplier for inspection and calibration Wipe the GasCheck with a clean lint free cloth moistened with a weak solution of detergent Carefully wipe the outer faces of the probe nozzle fitting to remove any small particles of dirt or debris Use a suitable tool to push any blockage out of the end of the nozzle and then wipe the outside of and the inner face of the wide part of the nozzle Inspect the probe e The hole in the short probe is approximately 0 47mm 0 0185inches in diameter We recommend that you push stiff wire of 0 25mm 0 Olinches diameter or less into the hole in the probe to remove any blockage e The long probe is too long to be effectively cleaned If the probe is blocked we recommend that you obtain a new probe available as a spare refer to section 7 Refit the required probe to the GasCheck refer to Steps 4 to 6 in Section 4 4 2 Place a light wipe of thin petroleum jelly around the inner face of the wide part of the nozzle then fit the nozzle to the GasCheck Place the GasCheck and nozzle and the long probe if just removed in its storage case Store the case in suitable conditions refer to Section 6 1 Page 20 of 28 GasCheck 3000 amp 3000is ton Science Ltd Maintenance Gas Check 3000IS 1 Catch 4 Battery compartment 2 Battery compartment cover 5 Serial number 3 Captive screw location 3000is only Figure 6 Replace the batteries GasCheck 30
28. ver the brass nut O unscrew the probe counter clockwise direction Withdraw the spanner and probe assembly To refit the short or the long probe follow the steps above but in reverse order CAUTION When using the box spanner to tighten the probe nut ensure the nut is firmly tightened however do not use additional tools as the tread may become damaged Should a probe become blocked use dry clean compressed air to blow out the blockage from the instrument end of the probe Cautionary Note The instrument has been factory calibrated using the standard short capillary which sets a certain flow rate into the detector The long capillary by nature of its construction has a different flow to improve the time response in detection This will change the calibration of the instrument when the long probe is used instead of the short capillary Thus the long probe is only to be used in finding leaks in difficult places where the standard short probe cannot reach The readings given by the long probe are only qualitative and the reading given by the display is only to be taken as being relative to another value given by another leak site while using the long probe WARNING Ensure safety guidelines are adhered to when using compressed air lon Science Ltd takes no responsibility for injury or damage caused by misuse of compressed air equipment Page 17 of 28 GasCheck 3000 amp 3000is ton Science Ltd Operation Switch on the Gas Check Press k
29. zzle simply pulls off and pushes onto the end of the Gas Check To remove the nozzle or to change the probe refer to Section 4 4 2 Page 16 of 28 GasCheck 3000 amp 3000is ton Science Ltd Operation Remove the Gas Check nozzle or change the probe if required In some applications the grey probe cover may restrict access to the area under test the grey probe cover can be removed by pulling it off way from the instrument O When the grey cover is removed great care should be taken when using the instrument and the following 1 precautions noted Do not remove the semi transparent probe sleeve this sleeve ensure the metal inner probe remains 1 mm from the surface of the test area avoiding accidental dirt and moisture ingress Do not touch the probe and especially the brass sensor housing Heat from fingers can result in significant changes in signal causing false 2 readings gt Avoid placing the probe on wet or dirty surfaces blockage of the probe will result in instrument failure Some application may require a longer probe to gain access to pneumatic joints and seams to be tested the GasCheck is also supplied with a 300mm probe that can be changed by the user To change probes carefully follow the following steps Switch the instrument OFF O Remove the outer grey probe cover Place the box spanner supplied with the instrument over the existing probe so the spanner fits o
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