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OMGEMN1.41

GEM2000 Range Gas Analysers

Page 26

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Select ‘Key 5’ to scroll to the next page to view different data for the same borehole
ID until ‘Key 5 – First Page’ is displayed.

Select ‘Key 1’ to exit.

6.10.5

Print Data

This option is no longer available for the GEM2000 range. For further information please
contact Sales at Geotech (UK) Limited on +44(0)1926 338111 or email

[email protected]

Содержание GEM2000

Страница 1: ...0 Range Gas Analysers Operating Manual GEM2000 PLUS MC080126 00 Geotechnical Instruments UK Ltd Sovereign House Queensway Leamington Spa Warwickshire CV31 3JR England Tel 44 0 1926 338111 Fax 44 0 1926 338110 Email sales geotech co uk Website www geotech co uk ...

Страница 3: ...d Optional 14 4 1 6 H2S Filter Optional 14 4 1 7 Gas Analyser Manager GAM Optional 14 4 1 7 1 Event Log Optional 15 4 1 7 2 GPS Optional 15 4 1 7 3 Technician Log in Optional 15 4 2 Instrument Accessory Products 16 5 0 GEM2000 RANGE INSTRUMENT FEATURES 17 5 1 Physical Characteristics of the Instrument Panel 17 5 2 Panel Key Functions 18 5 3 Instrument Connection Points 19 6 0 GENERAL OPERATIONAL I...

Страница 4: ...t Practice 48 7 10 1 Taking Gas and Flow Measurement with Borehole ID 49 7 10 2 Taking Gas and Flow Measurement Manual 50 8 0 CALIBRATION 51 8 1 Calibration Introduction 51 8 2 Calibration Gases 51 8 3 Calibration Set Up 52 8 4 Calibration Equipment 53 8 5 Gas Analyser 53 8 6 Calibration Mixture Processes Best Practice 54 8 6 1 Low Level Calibration Mixture 1 55 8 6 1 1 Span Multi Gas 58 8 6 2 Low...

Страница 5: ...ICE TO ALL CUSTOMERS 88 16 0 DECLARATION OF CONFORMITY ENGLISH LANGUAGE 89 17 0 GEM2000 RANGE GLOSSARY OF TERMS 90 18 0 APPENDICES SAFETY INSTRUCTIONS 97 18 1 Instructions for Safe Use Italian Language 97 18 2 Instructions for Safe Use German Language 102 18 3 Instructions for Safe Use French Language 107 18 4 Instructions for Safe Use Spanish Language 110 ...

Страница 7: ...Safety Symbol Information in this manual that may affect the safety of users and others is preceded by the following symbol Warning Failure to follow this information may result in physical injury which in some cases could be fatal 1 3 Notes Important useful information and instructions are shown clearly throughout the manual in a note format For example Note For further information please contact...

Страница 8: ...of Operation enables the operator to change the analyser between a gas extraction monitor a GEM2000 range gas analyser to a landfill gas analyser a GA2000 range gas analyser Note To change the instrument mode to a GA2000 range gas analyser please refer to section 6 10 8 Mode of Operation of this operating manual followed by the GA2000 Range Gas Analysers Operating Manual for instructions on use 2 ...

Страница 9: ...gular checks as part of routine inspections or establishing from the material s data sheet that it is resistant to specific chemicals that prevent it from being adversely affected thus ensuring that the type of protection is not compromised The GEM2000 GEM2000 Plus Gas Analyser has been certified to Hazardous Area Classification II 2G Ex ib d IIA T1 Gb Ta 0ºC to 40ºC It is vital the instructions i...

Страница 10: ... calorific gas content of a gas extraction system This analyser is ideal for maximising extraction efficiency and quality for waste to energy systems Benefits Aids balancing of gas field Real time adjustments can be made Easy to read flow and power readings Maximise power output from site Features ATEX certified CH4 CO2 and O2 measured Peak gases recorded Records static and differential pressure C...

Страница 11: ...efits Allows balancing of gas extraction site Maximise power generation from site Simultaneous display of gases Storage of changes in set up of gas field Field proven Standardises monitoring routines Easy transfer of data Features ATEX certified MCERTS approved H2 compensated CO Calculates flow m3 hr and calorific value KW or BTU Technician log in optional Event log optional Two instruments in one...

Страница 12: ...ts Standard Product GEM2000 Plus Reference A Gas Analyser Instrument Diagram shows GEM2000 Plus B GEM2000 Range Operating Manual C In line Water Trap Housing tubing filter D Temperature Probe Optional E Gas Pod Optional F H2S Filter Optional G Mains Battery Charger Adaptors Europe US Australia A B C F E D G A B C F E D G ...

Страница 13: ...e temperature via an optional temperature probe When a temperature probe is fitted the temperature will be displayed in the Main Gas Read Screen and recorded with all other data Note Temperature probes with an Ex label are part of the GEM2000 GEM2000 Plus Ex certification and therefore certified for use under the same conditions as the analyser 4 1 4 Anemometer Optional The GEM2000 range has the f...

Страница 14: ...cell always overrides the internal The same value will be displayed and stored 4 1 6 H2S Filter Optional The GEM2000 range has the capability to use a H2S filter The H2S gas can have a cross gas effect on the CO reading By using a filter the H2S is removed from the gas sample therefore providing a more accurate CO reading The filter only needs to be used when you are trying to get rid of any possi...

Страница 15: ...yed as a table giving target factory and actual gas values A typical list of the events that are logged is included in Section 13 Event Log of this operating manual 4 1 7 2 GPS Optional The GPS facility is available on all models of the GEM2000 range This facility enables the site engineer to find boreholes automatically via satellite positioning where borehole IDs have previously been uploaded fr...

Страница 16: ...ed Filters pack of 30 Water Trap Filters pack of 10 Water Trap Filters pack of 30 GA4 9 GA4 9 30 GA4 2 GA4 2 30 D Male Quick Coupling with Hose Barb pack of 10 MC10 E Sampling Tube 5m GA2 3 F Inlet Port Filters pack of 10 Inlet Port Filters pack of 30 GA4 1 GA4 1 30 G H2S Filters Pack of 5 GA6 5 H Regulator and Tubing for Calibration Gas Calibration Gas Canister Please contact sales geotech co uk ...

Страница 17: ...t View Reference Back View Reference A Main Gas Read Screen B Key 2 Scroll Up C Key 4 Scroll Left D Key 8 Scroll Down E Key 0 Backlight F On Off Key G Key 6 Scroll Right H Enter Key I General Option Keys J Pump Backspace Delete Key K Analyser Model L Inlet Port Filter M Inlet Port Filter Cover N Serial Number O Product Option Number A G C B E J I H D F K A G C B E J I H D F K L M N O L M N O ...

Страница 18: ...croll up to view further information on the instrument read screen C Scroll Left Key Also Key 4 Enables the operator to scroll left to display more information D Scroll Down Key Also Key 8 Enables the operator to scroll down to display more information E Backlight Also Key 0 Enables the operator to backlight the analyser display panel Also the Keypad Lock feature enables if pressed and held for 2 ...

Страница 19: ... sample tube to this port to measure differential pressure C Left Side View Gas Outlet Port Yellow Port The gas outlet port is the point at which the sample gas is expelled Tubing may also be attached to the port D Connector D Half Moon Communications port used to attach the USB lead for PC to analyser connectivity Also used to attach the temperature probe and gas pod E Connector E Used to attach ...

Страница 20: ...ch off the analyser press and hold down the On Off key for approximately 1 5 seconds at which point a clean air purge will be carried out 2 If for any reason the analyser locks up and will not switch off in this manner press and hold the On Off key for 15 seconds this will force the instrument to switch off 6 3 Warm up Self test When switched on the read out will perform a pre determined self test...

Страница 21: ...nager whilst in this screen Example GEM2000 Plus 6 6 Cold Start A cold start should only be carried out to correct an instrument if no other course of action has proved successful as this function will clear the instrument memory entirely reset all factory settings and reset the internal time and date to a default setting Note This function should only be used as a last resort For gas calibration ...

Страница 22: ...with the use of the Data Logging function 6 8 Battery Charging The battery used in the GEM2000 range is nickel metal hydride and manufactured as an encapsulated pack from six individual cells This type of battery is not so susceptible to the top up charging memory effects as nickel cadmium batteries although it is not recommended that the unit is given small top up charges The charger should only ...

Страница 23: ...nables the operator to select options to set up specific parameters and perform operational tasks prior to sample readings being taken or to view data information stored in the instrument 1 Select Key 1 to display the Main menu and the following screen is displayed 2 Select Key 8 Scroll Down Key 2 Scroll Up to move through the options available 3 To exit this menu select Key 8 Scroll Down until Ex...

Страница 24: ...r pre defined questions defined via GAM relating to the site environment etc e g prevailing conditions Note This feature is optional and only available using Gas Analyser Manager GAM Please contact Geotech UK Limited for more information If GAM is not available or set up then a message will display stating No questions defined and the user is returned to the Main Gas Read Screen 6 10 3 Data Loggin...

Страница 25: ...ve power if the time between the pump ending and the next sample is greater than 30 seconds When the analyser is switched on during a logging cycle the Geotech logo will be displayed for a few seconds and the Main Gas Read Screen will be displayed This will initiate a 30 second countdown to the next sample being taken unless the logging function is stopped If for any reason during a logging cycle ...

Страница 26: ...roll to the next page to view different data for the same borehole ID until Key 5 First Page is displayed 4 Select Key 1 to exit 6 10 5 Print Data This option is no longer available for the GEM2000 range For further information please contact Sales at Geotech UK Limited on 44 0 1926 338111 or email sales geotech co uk ...

Страница 27: ...er key to store the setting Note The manually set contrast setting is retained when the read out is switched off and may require resetting when next switched on 6 10 7 Field Calibration This feature enables the user to use a known standard of calibration gas to check the calibration of the instrument and to recalibrate Note For more information please refer to Section 8 Calibration of this operati...

Страница 28: ...en displays default instrument information and settings 1 From the Main menu select Key 8 Scroll Down to highlight Information Screen press the Enter key and the following instrument information is displayed 2 Select Key 1 to exit 6 10 10 Operating Language This option displays the operating language for the gas analyser 1 From the Main menu select Key 8 Scroll Down to highlight Operating Language...

Страница 29: ...r to switch on and off the GPS Navigation screen 1 From the Main menu select Key 8 Scroll Down to highlight Navigation and press the Enter key 2 Select Key 8 Scroll Down to highlight Navigation On or Navigation Off and press the Enter key to confirm 6 10 12 Exit Menu 1 Use the scroll keys to highlight Exit Menu 2 Press the Enter key to confirm ...

Страница 30: ...t has the correct time and date set Step 4 The water trap filter is fitted and is clean and dry Step 5 The inlet port micro fibre filter is fitted and is clean and dry Step 6 Spare filters are available in case of accidental water blockage or contamination Step 7 The battery has a good charge minimum 25 charge even if only a few readings are required Step 8 The memory has sufficient space availabl...

Страница 31: ... as this will cause a temperature wave through the read out and may cause erroneous readings When moving around a site protect the read out from strong direct sunlight and heavy rain Strong direct sunlight will quite quickly raise the temperature of the read out beyond its operating range and the LCD display will appear almost black and the contrast setting cannot alter the contrast Always use the...

Страница 32: ...ays the values for the reading that has just been taken Previous Reading Previous displays the previous measurement readings for the selected borehole ID Tips When Taking a Measurement When taking a gas flow measurement a prompt is displayed to ensure all tubes are disconnected as a clean air purge will automatically be carried out at this point to ensure the previous sample is purged from the ana...

Страница 33: ...operator will be prompted to enter a pipe diameter In order to use the anemometer it is important to know the internal diameter ID of the pipe if you want to understand the flow in m3 hr metres cubed per hour This must be the internal diameter not the outer diameter OD i e pipe outer diameter minus twice the pipe wall thickness For Example The anemometer is run by a 9v battery If the anemometer is...

Страница 34: ...gth of the pipe i e for a 100mm ID you need 2000mm of clear pipe upstream 500mm downstream Example to Show Anemometer Fitting into the Sample Point Instructions for Use 1 Attach the anemometer to Connector E 2 Place the anemometer into the borehole ready to take the reading 3 For further detail please refer to the process diagrams for Taking Gas and Flow Measurements Go to the Flow Measurement scr...

Страница 35: ... can be carefully removed with fine tweezers When doing so take care not to bend or otherwise damage the vanes or the spindle The adjustment of the bearing screws must never be changed This can result in an erroneous measurement Never allow hard objects to contact rotating impellers Cleaning agents which extract the plasticizer from the plastic are never to be used for plastic probes practically a...

Страница 36: ...op of the pitot tube to the bottom port the differential port on the analyser making sure that the QRC connector clicks into place 4 Attach the sample tube from the bottom side of the pitot tube to the top port inlet port static pressure port on the analyser making sure that the QRC connector clicks into place 5 House the pitot gland correctly onto the monitoring point Pipe Centre Line Flow Direct...

Страница 37: ...f the presence of hydrogen sulphide is suspected to be causing false CO readings then it is recommended that the external hydrogen sulphide filter is used whilst obtaining the CO measurement The filter only needs to be used when you are trying to get rid of any possible cross gas effects H2S might have on other gases Do not use the filter on all boreholes When using the H2S filter you will need to...

Страница 38: ...e actual methane concentration being monitored The extent to which the methane reading is affected depends upon the concentration of the methane in the sample and the concentration of the other hydrocarbons The effect is totally non linear and difficult to predict Note The effect can be reduced by using an H2S filter as it can reduce higher order hydrocarbons When using the H2S filter you will nee...

Страница 39: ...ng Cut the Sample Tubing Water Trap Insert H2S Filter QRC Connect to Analyser Standard Water Trap and Sample Tubing Modified Water Trap and Sample Tubing with H 2S Filter QRC Connect to Analyser Sample Tubing Attached to Monitoring Point or Pitot Tube Sample Tubing Cut the Sample Tubing Water Trap Insert H2S Filter QRC Connect to Analyser Standard Water Trap and Sample Tubing Modified Water Trap a...

Страница 40: ...w readings using a pitot tube please refer to process diagrams Taking Gas and Flow Measurements Pipe Centre Line Flow Direction Analyser Attach Sample Tube Top to Bottom Attach Sample Tube Bottom to Top H2S Filter Water Trap Filter Monitoring Point Pipe Centre Line Direction of the Pitot tube tip must face into the gas flow Flow Direction Pitot Tube Analyser Attach Sample Tube Top to Bottom Attach...

Страница 41: ...e Main Gas Read Screen 3 Attach the temperature probe to Connector D 4 Insert the temperature probe into the sample point borehole at the same time as you attach the sample tube to the sample point two sample points are required for the borehole 5 For further information refer to the process diagrams for Taking Gas and Flow Measurements 6 At the point in which the user presses Enter to store the g...

Страница 42: ... readings are taken Instructions for Use 1 Switch off the analyser and attach the gas pod to Connector D 2 Attach the short tubing from the gas pod to the Gas Outlet Port 3 At the point in which the user presses Enter to store the gas readings the additional gas is recorded 4 From the Main Gas Read Screen the Ext Port 1 field displays the gas pod reading 5 Gas pod readings can be analysed further ...

Страница 43: ...ser Manager The GPS reading data is stored for each measurement reading Screen Navigation 1 Switch on the analyser and wait for the self test warm up to complete and the analyser will display the Main Gas Read Screen 2 Key 3 Next ID to select a borehole ID already set up and uploaded from GAM If no IDs have been uploaded from GAM Key 3 to go to the GPS Screen 3 Key 3 to view a detailed list of bor...

Страница 44: ...ee sufficient satellites to obtain a fix The GPS chip can get a fix but will not produce a very reliable position A good fix has been obtained UTC Universal Time Code received from the satellite and displays GMT No Satellites This is the number of satellites that the system can see in the sky Four satellites will give reasonable position accuracy eight or more is better Herror Estimate of horizont...

Страница 45: ...minutes whilst getting a satellite signal Be aware that heavy rain trees overhead etc will give a bad fix 7 If no signal can be found the following screen is displayed 8 Key 1 to exit tracking Note Borehole IDs may be uploaded from GAM with or without location information If location details are not uploaded the location longitude and latitude coordinates can be stored when the borehole is located...

Страница 46: ...the navigation screen up by value specified Display Scale Down Rescale the navigation screen down by the specified value 2 Change the settings if required and press the Enter key to confirm Display Borehole Coordinate Details 1 From the borehole selection screen Key 6 to view a detailed list of borehole IDs showing location longitude and latitude coordinates uploaded from GAM Highlight the ID and ...

Страница 47: ...47 7 9 1 GEM2000 Range GPS Feature Best Practice The following process outlines the recommended best practice when taking readings using the GPS feature Note For more information on taking gas and flow measurement readings please refer to the process diagrams for Taking Gas and Flow Measurements ...

Страница 48: ...or a pre programmed time and a countdown timer will be displayed The pump may be stopped and started at any time Whilst the pump is running the analyser continuously monitors the peak readings Pre programmed questions may require numeric alphanumeric selectable comment or exclusive comment For No ID readings the ID code information will be stored as The following information will be stored for eac...

Страница 49: ...ssure Readings screen enter to Zero Transducers Attach tubing the Connector Ports A B Wait for readings to stabilise WAIT NO Move on to the next borehole iv YES GO TO STEP 5 Requires option to have been purchased iii GEM2000 not GEM2000 Plus You cannot store a valid H2S reading when using the H2S filter against a single Borehole ID You must ignore H2S reading or store as separate readings one with...

Страница 50: ...ings one with H2S filter one without iv You may wish to perform a clean air purge at this point whilst moving onto the next borehole i If using a Temperature Probe attach and insert into the Sample Point ii If using an Anemometer attach at this point KEY Attach tubing from bottom of Pitot Tube to analyser Differential Port bottom port Press Key 5 to measure the gas flow Remove the H2S filter if fi...

Страница 51: ...n requires that H2 is used in the calibration process and is also set out within this section For the other gas channel options contact Geotech UK Limited for advice Two important terms that are used within this section are Zero and Span Zero The point at which the gas analyser is calibrated when there is none of the target gas present Span The point at which the gas analyser is calibrated when a ...

Страница 52: ...o deliver a fixed flow Important Do NOT attach the gas supply to the gas analyser before putting it into the Field Calibration Screen by selecting Field Calibration from the Main menu As the regulator s flow is factory set it only requires a few turns to open but no adjustment is necessary Warning Exhaust port When the gas analyser is being calibrated there are two possible exits for the gas via t...

Страница 53: ...site www geotech co uk for further information The regulator supplied with the calibration kit is recommended as flow and pressure rates are factory set 8 5 Gas Analyser For the GEM2000 range of gas analysers the calibration options can be found in the Main menu under Field Calibration The first screen displayed is Check Calibration which provides the option of checking the gas channels against kn...

Страница 54: ... to be set to the concentration of the calibration gas Note Certain gas channels may not be active and will be shown as N A Ensure the unit is stabilised at its working temperature before performing any of the calibration operations 8 6 Calibration Mixture Processes Best Practice The following process diagrams outline the calibration steps for each of the gas mixtures ...

Страница 55: ...ep 13 Step 8 Span CO2 Channel 5 Span O2 Channel 6 Main menu select Field Calibration Step 3 Step 1 Step 2 Step 4 Stop the pump Run the pump no pipes Edit O2 Target Concentrations to 20 8 Remove the gas source Wait for the readings to stabilise Span O2 Channel 20 8 Go on to the Zero All process Go on to the Calibrate CO2 process with Mixture 1 5 Go on to the Calibrate O2 process with Mixture 1 6 Go...

Страница 56: ...ey Step 3 Go on to the Zero All Channels Process In addition to the calibration process the gas analyser should have the methane and any auxiliary channel zeroed prior to taking readings at the start of the monitoring session For this zeroing operation none of the calibration equipment is required Remove gas source if attached Ensure this operation is performed in clean fresh air Step 4 Press and ...

Страница 57: ...to Span CH4 05 0 the value set previously Press to select Span CH4 05 0 CALIBRATION COMPLETE should be displayed Step 12 Go on to the Calibrate CO2 Process with Mixture 1 5 Step 13 Calibrate CO2 Channel Process with Mixture 1 The carbon dioxide channel can also be calibrated while the same gas mixture 1 is flowing through the unit The carbon dioxide channel cannot be zeroed From the Check Calibrat...

Страница 58: ...mately two minutes or until reading stabilises this purges the unit of gas Step 20 Press to switch off pump Step 21 Wait for the reading to stabilise Step 22 Span O2 Channel 20 8 Press to enter Calibration Menu Scroll to Span Channel s Press to select Span Channel s Scroll to Span O2 20 8 the value set previously Press to select Span O2 20 8 CALIBRATION COMPLETE should be displayed Step 23 END 8 6...

Страница 60: ...at 20 8 air Press the Enter key Step 3 Go on to Zero All Channels Process In addition to the calibration process the gas analyser should have the methane and any auxiliary channel zeroed prior to taking readings at the start of the monitoring session For this zeroing operation none of the calibration equipment is required Remove gas source if attached Ensure this operation is performed in clean fr...

Страница 61: ... to the Calibrate CH4 Process with Mixture 2 5 Always ensure that the CH4 channel has been zeroed before performing the methane calibration operation see above Step 13 From the Check Calibration screen The calibration gas is already flowing through the gas analyser the methane reading should be approximately 5 and stable Do not run the pump Press to enter the Calibration Menu Scroll to Span Channe...

Страница 62: ...ached Step 18 Press to switch on pump Allow the pump to run for approximately two minutes or until reading stabilises this purges the unit of gas Step 19 Press to switch off pump Step 20 Wait for the reading to stabilise Step 21 Span O2 Channel 20 8 Press to enter Calibration Menu Scroll to Span Channel s Press to select Span Channel s Scroll to Span O2 20 8 the value set previously Press to selec...

Страница 63: ...nit for approx 2 mins Note a values will increase a Actual readings b Target readings Step 10 Zero O2 Channel END Span CH4 Channel 60 Remove the gas source Run the pump no pipes Stop the pump Step 17 Step 18 Step 13 Step 14 Step 4 Step 12 Step 19 Step 16 Step 9 Step 1 Step 11 Step 15 Step 8 Step 3 Span CO2 Channel 40 Wait for the readings to stabilise Span O2 Channel 20 8 Step 20 Step 21 Go on to ...

Страница 64: ...mixture 3 set CH4 at 60 CO2 at 40 and O2 at 20 8 air Press the Enter key Step 3 Go on to the Zero All Channels Process In addition to the calibration process the gas analyser should have the methane and any auxiliary channel zeroed prior to taking readings at the start of the monitoring session For this zeroing operation none of the calibration equipment is required Remove gas source if attached E...

Страница 65: ...12 Go on to the Calibrate CH4 Process with Mixture 3 60 Always ensure that the CH4 channel has been zeroed before performing the methane calibration operation Step 13 From the Check Calibration screen The calibration gas is already flowing through the gas analyser the methane reading should be approximately 60 and stable Do not run the pump Press to enter the Calibration Menu Scroll to Span Channe...

Страница 66: ...on pump Allow the pump to run for approximately two minutes or until reading stabilises this purges the unit of gas Step 19 Press to switch off pump Step 20 From the Check Calibration screen Allow the reading to stabilise this should be approximately 20 8 Step 21 Press to enter Calibration Menu Scroll to Span Channel s Press to select Span Channel s Scroll to Span O2 20 8 the value set previously ...

Страница 67: ...he appropriate value for the highlighted channel then press the Enter key Step 2 From the Check Calibration screen Press to edit target concentrations Scroll using and press to select the CO channel START Main menu select Field Calibration Run the pump no pipes Clean Air Purge 2 3 mins Stop the pump Step 2 Zero CO Attach Flow Regulator with Mixture 100ppm Step 5 WAIT Step 6 Step 7 Attach Regulator...

Страница 68: ...annel s Scroll to Zero CO Press to select Zero CO USER ZERO COMPLETE should be displayed Step 7 Go on to the Calibrate CO Process Always ensure that the CO channel has been zeroed before performing the CO calibration operation Step 8 Attach the flow regulator with 100ppm CO mixture Step 9 Attach the regulator to the inlet port and turn on the gas Do not run the pump Step 10 Allow the gas to flow t...

Страница 69: ... Purge 2 3 mins Stop the pump Step 2 Zero CO Zero H2 Step 5 WAIT Step 6 Step 7 Attach Regulator to the Inlet Port and turn on the gas Allow gas to flow through the unit for approx 2 mins Note a values will increase a Actual readings b Target readings END Run the pump No pipes Clean Air Purge Step 20 Step 21 Step 4 Step 1 Step 8 Go on to the Zero Channels process Go on to the Zero H2 process Remove...

Страница 70: ...00ppm and H2 to 1000ppm Press Step 3 Go on to the Zero Channels Process For this zeroing operation none of the calibration equipment is required Remove gas source if attached Ensure this operation is performed in clean fresh air Step 4 Press and allow the pump to run for approximately two minutes or until reading stabilises this purges the unit of gas Step 5 Press to switch off the pump Step 6 Fro...

Страница 71: ...e set previously Press to select Span CO 100ppm CALIBRATION COMPLETE should be displayed Step 14 Go on to the Calibrate H2 Process Always ensure that the H2 channel has been zeroed before performing the H2 calibration operation Step 15 Attach the flow regulator with 1000ppm H2 mixture Do not run the pump Step 16 Attach the regulator to the inlet port Step 17 Allow the gas to flow through the unit ...

Страница 72: ...t CH4 at 5 CO2 at 5 and O2 at 6 Press Step 3 Attach the flow regulator with mixture 1 Do not run the pump Step 4 Attach the regulator to the inlet port and turn the gas on Step 5 Allow the gas to flow through the unit for approximately two minutes or until reading stabilises Step 6 From the Check Calibration screen Press to enter the Calibration Menu Scroll to Confirm Calibration Press to select C...

Страница 73: ...rm CH4 Target Gas Press to select Confirm CH4 Target Gas Press Finished Repeat for other channels if required This information will then be stored in the event log and can be downloaded and viewed using GAM Gas Analyser Manager END 8 8 Factory Settings This option will reset the gas analyser to all of its factory programmed settings and will clear ALL the user defined calibration points If in any ...

Страница 74: ...re valid and accurate A Confirm Calibration option will display in the Calibration Menu When selected a further sub menu is displayed which allows the user to select which gas to confirm The result is displayed as a table giving target factory and actual gas values This option is available only for the three main gases A multi gas Confirm Calibration option is also available in the sub menu This a...

Страница 75: ...o types of warning that may be displayed 1 General warnings that may not affect the instrument s function and those where the self test has detected a function that is outside the usual programmed operating criteria e g battery charge low memory nearly full 2 Operational parameters that could affect the performance of the analyser Cell out of calibration CH4 out of calibration CO2 out of calibrati...

Страница 76: ...d range set when the unit was first calibrated at the factory To rectify this first ensure the unit contains absolutely none of the gas which is being zeroed For all but O2 which requires O2 free gas and CO2 run the pump to purge with fresh air and repeat zeroing process If it will not zero then refer to the instructions given in the Factory Settings section If the gas analyser continues to fail i...

Страница 77: ... water filter This should be regularly inspected for obstructions or damage and changed if needed The instrument should never be operated without the in line water filter as this may result in water entering the instrument Inlet port filter The inlet port particulate filter is located on the underside of the instrument and is accessed by removing the plastic plug This can be removed by unscrewing ...

Страница 78: ...d Geotechnical Instruments UK Limited will repair or replace defective parts on an exchange basis The decision to repair or replace will be determined by Geotechnical Instruments UK Limited To maintain this warranty the purchaser must perform maintenance and calibration as prescribed in the operating manual Normal wear and tear and parts damaged by abuse misuse negligence or accidents are specific...

Страница 79: ... retention GAS RANGES Gases measured CO2 and CH4 By dual wavelength infrared cell with reference channel O2 By internal electrochemical cell Other gases can be measured by external gas pods Range CH4 0 70 to specification 0 100 reading CO2 0 60 to specification 0 100 reading O2 0 25 Typical accuracy Gas 0 5 vol 5 15 vol 15 FS FS CH4 0 5 vol 1 0 vol 3 0 vol 70 CO2 0 5 vol 1 0 vol 3 0 vol 60 O2 1 0 ...

Страница 80: ...m Case material ABS Keys Membrane panel Display Liquid crystal display 40 x 16 characters Fibre optic woven back light for low light conditions Gas sample filters User replaceable integral fibre filter at inlet port and an external PTFE water trap filter CERTIFICATION RATING ATEX II 2G Ex ib d IIA T1 Gb Ta 0 C to 40 C ISO17025 Optional calibration to UKAS certificate number 4533 Gas Analyser Manag...

Страница 81: ...trochemical cell CO hydrogen compensated By internal electrochemical cell H2S 0 500ppm By internal electrochemical cell H2S 0 5000ppm By external gas pod option NH3 0 1000ppm By internal electrochemical cell non standard option H2 0 1000ppm By internal electrochemical cell non standard option A full range of gas pods can be used as well as the two internal cell positions Range CH4 0 70 to specific...

Страница 82: ...sing Case seal IP65 Barometric pressure 200mbar from calibration pressure Barometric pressure accuracy 5mbar typically PHYSICAL Weight 2 Kilograms Size L 63mm W 190mm D 252mm Case material ABS Keys Membrane panel Display Liquid crystal display 40 x 16 characters Fibre optic woven back light for low light conditions Gas sample filters User replaceable integral fibre filter at inlet port and an exte...

Страница 83: ...zero CELL2 Readings before and After 15 Successful User span CELL2 Target Value Readings before and After 16 Successful User zero CELL3 Readings before and After 17 Successful User span CELL3 Target Value Readings before and After 18 Successful User zero internal flow Readings before and After 19 Failed User zero CH4 Reading 20 Failed User span CH4 Target Value Gas Reading 21 Failed User zero CO2 ...

Страница 84: ...pload alarm levels 59 Download logging parameters 60 Upload logging parameters 61 Download site questions 62 Upload site questions 64 Modem status reports 69 Relative pressure zeroed Readings before and After 70 Static pressure transducer zeroed Readings before and After 71 Differential pressure transducer zeroed Readings before and After 72 Update site questions Number of Questions 73 Data loggin...

Страница 85: ... on 1 Power off after 15m 208 Set H2 warning level H2 Warning Level 209 Set operating language 0 1 English 2 German 3 Spanish 4 French 5 Italian 210 Set baud rate Baud Rate Handshaking 211 Set last gas check date Day Month Year 212 Set Service date Day Month Year Service 213 Set serial number Char1 Char2 Numeric 214 Recover GA readings No of readings 215 Recover GEM readings No of readings 216 Set...

Страница 86: ... Analysers Page 86 Copyright 2009 Geotechnical Instruments UK Limited 14 0 Sample Certificate of Calibration This is a sample certificate of calibration supplied at the time of purchase and updated when the instrument is serviced ...

Страница 88: ...nt directive WEEE makes producers responsible from July 1st 2007 in meeting their obligations with the fundamental aim of reducing the environmental impact of electrical and electronic equipment at the end of its life Geotech UK Limited is now registered with the Environmental Agency as a producer and has joined a recycling scheme provider who will manage and report on our electrical waste on our ...

Страница 89: ...1000 6 4 2001 EN 61000 4 3 2006 EN 61000 4 2 1995 EN 61000 4 6 1996 EN 50270 1999 Electromagnetic compatibility EMC Generic standards Emission standard for industrial environments Electromagnetic compatibility EMC Testing and measurement techniques Radiated radio frequency electromagnetic field immunity test Electromagnetic compatibility EMC Testing and measurement techniques Electrostatic dischar...

Страница 90: ...easurement ATEX certification The GEM2000 and the GEM2000 Plus are ATEX certified Sira 06ATEX2202X Auxiliary channel This refers to the channels where external devices will be connected or displayed Backlight The analyser has a built in backlight for low ambient light conditions This can be toggled on off using the backlight key Barometric pressure The atmospheric pressure at the given location Bo...

Страница 91: ... connector on left hand side of instrument Contrast The difference between light and dark areas on the display Data logging Enables the user to leave the analyser unattended to take samples at pre determined intervals The reading interval and pump run time may be set prior to commencing the logging cycle Download Terminology used for the movement of data from the analyser to the GAM application on...

Страница 92: ...measurement of flow relates to the use of the anemometer and not the internal flow measurement technique Flow port For the measurement of gas flow at the sample point Gas Analyser Manager Also referred to as GAM PC based software which enables the user to upload and download information to from the analyser Gas Analyser Manager enables users to maximise the operation of their gas analyser It featu...

Страница 93: ...m s Meters per second measurement of gas velocity m3 hr Meters cubed per hour volumetric flow rate measurement Main Gas Read Screen The main analyser screen for normal operations and all operations are carried out from this screen Material data sheet Document from which information about a certain substance can be obtained MCERTS certification Relevant for the GEM2000 Plus model only MCERTS is the...

Страница 94: ...arly transferred using the GAM download software NO2 Nitrogen dioxide Operating language The user can choose the default operating language for the analyser Choices are English German Spanish French and Italian O rings Located on the QRC gas connectors creating a seal at the interface Over range codes Over range codes are the symbols displayed to signify an event where the reading obtained is abov...

Страница 95: ...tions or for the connection of an anemometer Span The point at which the gas analyser is calibrated when a known quantity of the target gas is present Span multi gas Term by which the span calibration of the three main gas channels is known This option must only be used when the calibration gas being used is a combination of CH4 CO2 O2 Technician ID A four digit alpha numeric code tagged to each g...

Страница 96: ... a given surface per unit of time e g m3 hr Warm up self test Pre determined self test sequence to test the analyser functions which takes place after the analyser is switched on and lasts approximately 30 40 seconds Warranty The instrument is under guarantee against defect in materials and workmanship for a period of 12 months from the date of shipment to the user and is subject to the recommende...

Страница 97: ...nnettore A ai dispositivi che sono contrassegnati con il numero di certificati Sira 06ATEX2202X Se si prevede che l apparecchiatura venga a contatto con sostanze aggressive ad esempio liquidi o gas acidi che potrebbero attaccare i metalli oppure solventi che potrebbero agire sui materiali polimerici è responsabilità dell utente prendere le dovute precauzioni come ad esempio effettuare controlli re...

Страница 98: ...ne Il motivo più probabile per il verificarsi di errori è una taratura dell utente errata oppure un sensore guasto Se una taratura errata dell utente ha determinato la visualizzazione di un avvertenza il problema potrebbe risolversi ripristinando lo strumento sulle impostazioni di fabbrica impostandolo su zero o effettuando una calibrazione personalizzata a seconda delle necessità per la relativa ...

Страница 99: ...te le necessarie precauzioni da prendere quando si utilizzano gas potenzialmente pericolosi esplosivi o tossici Per ciascun gas utilizzato prima di procedere è opportuno leggere e comprendere tutta la documentazione tecnica appropriata Manutenzione L analizzatore va sottoposto a regolare manutenzione per garantire un funzionamento corretto e accurato Geotechnical Instruments consiglia di effettuar...

Страница 100: ... va sostituito Non usare mai lo strumento senza il filtro antiparticolato Durante la sostituzione del tappo fare attenzione a non serrarlo eccessivamente è sufficiente stringerlo con le dita Tubo campione Assicurarsi sempre che i tubi campione non siano sporchi né danneggiati Connettori QRC Controllare periodicamente che le guarnizioni ad anello dei connettori del gas QRC non siano danneggiate Una...

Страница 101: ...d dichiara che gli elementi sopra descritti sono conformi ai seguenti standard Direttiva ATEX 94 9 EC Ente certificatore Assistenza certificazione SIRA Numero ente notificato 0518 Indirizzo Rake Lane Eccleston Chester CH4 9JN Regno Unito Numero certificato Sira 06ATEX2202X Standard applicati EN 60079 0 2006 EN 60079 1 2007 EN 60079 11 2007 Direttiva EMC 89 336 EEC EN 61000 6 4 2001 EN 61000 4 3 20...

Страница 102: ...e mit der Zertifikatsnummer Sira 06ATEX2202X versehen sind Besteht die Wahrscheinlichkeit dass das Gerät in Kontakt mit aggressiven Stoffen gelangt z B saure Flüssigkeiten oder Gase die Metalle angreifen können oder Lösungen die Polymerstoffe schädigen können liegt es in der Verantwortung des Benutzers geeignete Vorkehrungen zu treffen z B regelmäßige Prüfungen als Bestandteil von Routineinspektio...

Страница 103: ...rd das Wort WARNING vorangestellt dem eine relevante Beschreibung folgt Der wahrscheinlichste Grund für die Fehlermeldungen ist entweder eine falsche Benutzerkalibrierung oder ein Sensordefekt Falls eine falsche Benutzerkalibrierung die Warnmeldung verursacht hat sollte sie dadurch behoben werden können dass das Instrument je nach Notwendigkeit für die relevante Funktion auf die Werkseinstellungen...

Страница 104: ...attfinden und beim Einsatz potenziell gefährlicher explosiver oder giftiger Gase müssen alle notwendigen Sicherheitsvorkehrungen getroffen werden Vor der Durchführung der Arbeiten muss für jedes eingesetzte Gas das entsprechende Materialdatenblatt gelesen und verstanden werden Wartung Der Analysator sollte zur Wahrung des korrekten und präzisen Betriebs regelmäßig gewartet werden Geotechnical Inst...

Страница 105: ...r sollte ersetzt werden wenn er verschmutzt ist Betreiben Sie das Instrument niemals ohne Partikelfilter Achten Sie bei dem Wiedereinsetzen des Stopfens darauf ihn nicht zu fest zu ziehen Es reicht wenn er handfest angezogen ist Messschläuche Achten Sie immer darauf dass Messschläuche nicht verschmutzt oder beschädigt sind QRC Anschlüsse Überprüfen Sie regelmäßig dass die O Ringe an den QRC Gasans...

Страница 106: ...ited erklärt dass der die oben genannten Artikel mit den folgenden Normen konform sind ATEX Richtlinie 94 9 EG Zertifizierungsbehörde SIRA Certification Service Nummer der Behörde 0518 Adresse Rake Lane Eccleston Chester CH4 9JN Großbritannien Zertifikatsnummer Sira 06ATEX2202X Angewandte Normen EN 60079 0 2006 EN 60079 1 2007 EN 60079 11 2007 EMV Richtlinie 89 336 EWG EN 61000 6 4 2001 EN 61000 4...

Страница 107: ...s appareils portant la marque de numéro de certificat Sira 06ATEX2202X Si le matériel est amené à être en contact avec des substances agressives par exemple des liquides ou des gaz acides susceptibles d attaquer les métaux ou des solvants susceptibles d affecter des polymères il incombe alors à l utilisateur de prendre des précautions appropriées par exemple des contrôles réguliers dans le cadre d...

Страница 108: ...rtissements sont affichés en raison d un étalonnage incorrect par l utilisateur ou d une défaillance des capteurs Un étalonnage incorrect peut être rectifié en remettant l appareil sur les valeurs réglées en usine en effectuant une remise à zéro ou l étalonnage requis pour la fonction pertinente Affichage d erreurs Toutes les erreurs affichées seront précédées par le mot ERREUR ERROR suivi d un co...

Страница 109: ...n fonctionnement correct et précis l analyseur de gaz doit faire l objet d un entretien régulier Geotechnical Instruments recommande un entretien et un réétalonnage tous les 6 mois L analyseur est certifié ATEX pour une utilisation en atmosphères potentiellement explosives A ce titre son entretien doit être effectué uniquement par des techniciens qualifiés Le non respect de cette prescription entr...

Страница 110: ...tériau du filtre H2S Remplacer le filtre lorsque la couleur du matériau du filtre devient gris clair Déclaration de conformité CE Produits GA2000 GA2000 Plus Analyseur de gaz de sites d enfouissement GEM2000 GEM2000 Plus Analyseur de gaz de sites d enfouissement et moniteur d extraction Geotechnical Instruments UK Limited déclare que l es article s décrit s ci dessus est sont conforme s aux normes...

Страница 111: ... marcados con el certificado Sira Nº 06ATEX2202X Si existe la posibilidad de que el equipo entre en contacto con sustancias agresivas como por ejemplo gases o líquidos ácidos que puedan atacar a los metales o disolventes que puedan afectar a los materiales poliméricos será responsabilidad del usuario tomar las medidas adecuadas es decir comprobaciones regulares como parte de las inspecciones de ru...

Страница 112: ...rrecta o el fallo del sensor Si la calibración de usuario es incorrecta y ha provocado la advertencia debe corregirse corrigiendo el instrumento a los ajustes de fábrica poniéndolo a cero o efectuando una calibración de usuario adecuada para la función correspondiente Errores visualizados Todos los errores visualizados irán precedidos por la palabra ERROR y seguidos por un código de error Normalme...

Страница 113: ...preciso Geotechnical Instruments recomienda una revisión y recalibración cada 6 meses El analizador cuenta con un certificado ATEX para su utilización en áreas potencialmente explosivas Como tal sólo debe ser revisado por técnicos cualificados El incumplimiento de esta norma anulará la garantía y podría invalidar la certificación ATEX Advertencia Si el analizador es revisado por técnicos no cualif...

Страница 114: ...filtro H2S Cuando el material del filtro cambia de color y pasa a gris claro el filtro debe cambiarse Declaración de Conformidad CE Productos GA2000 GA2000 Plus Analizador de gas para vertederos GEM2000 GEM2000 Plus Analizador de gas para vertederos y Monitor de Extracción Geotechnical Instruments UK Limited declara que los elementos arriba descritos cumplen con las siguientes normas Directiva ATE...

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