LANDTEC GEOTECH DIVEAIR 2 Скачать руководство пользователя страница 1 | Manualshive

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LANDTEC GEOTECH DIVEAIR 2 Скачать руководство пользователя страница 1

DIVEAIR 2

Diving air analyser

OPERATING MANUAL

Geotechnical Instruments (UK) Ltd

Sovereign House

Queensway

Leamington Spa

Warwickshire

CV31 3JR

England

Tel: +44

(0)1926

338111

Fax:

+44 (0)1926 338110

Email: [email protected]

www.geotech.co.uk

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Содержание GEOTECH DIVEAIR 2

Страница 1: ...air analyser OPERATING MANUAL 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 www geotech co uk ...

Страница 2: ... settings 7 3 3 Alarm Settings 8 3 3 1 Setting alarm limits 8 3 3 2 Setting alarm mode 8 3 4 Storing and reviewing readings 8 3 4 1 Logging Options 8 3 4 2 View data 8 3 4 3 Clear Memory 8 3 5 Internal VOC filter 9 4 SERVICING AND MAINTENANCE 9 4 1 Particulate Filter Change 9 4 2 Water PTFE Filter Change 9 4 3 VOC Filter Change 9 4 4 Replacement of the Oxygen Cell 10 4 5 Battery Replacement 10 4 6...

Страница 3: ...composition of compressed air used to fill gas cylinders for underwater diving operations As well as being able to measure the concentrations of Carbon Dioxide and Oxygen the analyser can also measure possible contamination due to Carbon Monoxide and Volatile Organic Compounds VOCs The Diveair 2 Analyser will measure Carbon Dioxide Oxygen Carbon Monoxide and VOCs Main Features include Portable wit...

Страница 4: ... on the analyser Failure to do so could result in dirt entering the analyser which could cause damage to the optics When the Gas Analyser is in use ensure the exhaust port is clear and unblocked at all times If the exhaust port is blocked while the Gas Analyser pump is running or the analyser is being checked for accuracy with a regulated gas supply the analyser could become over pressurised Such ...

Страница 5: ...ing key 9 Batt from the main gas reading screen press any key to exit It is recommend that you wait at least five minutes after powering on before checking this graph to give the battery output time to stabilise after powering up If the analyser is used infrequently the battery capacity may be reduced To restore the battery to full capacity the unit should be totally discharged and then charged fu...

Страница 6: ... span is checked It is recommended that a zero and span is performed on first receipt of the instrument On receipt of the instrument or when the instrument has not been used for some time a zero and span calibration should not be carried out until the VOC sensor has normalised The instrument should be on for a minimum of 1hour before calibration 3 2 1 Zeroing The Diveair analyser can be zeroed by ...

Страница 7: ...channel either okay or FAILED There are a number of reasons for a particular channel to fail to span calibration see troubleshooting 8 Turn off the gas and disconnect the hoses 9 Switch the pump on and purge the analyser with ambient air for 5 minutes 3 2 4 Trouble Shooting Zero calibration failed A possible reason for this is because the instrument is trying to zero to a level which is outside th...

Страница 8: ...nt that this is set correctly as every reading logged includes the time and date at which it was recorded To do this press key 1 Check time date and follow the simple on screen instructions The logging interval time can also be set between 1 and 60 minutes From the logging menu press key 2 Set interval and follow the instructions The final option on this menu allows the user to start and stop data...

Страница 9: ...e ensuring the sealing O ring is in place in the nozzle housing and tighten using the Allen key Hex key 4 2 Water PTFE Filter Change The Water PTFE filter consists of a small plastic housing containing a PTFE membrane that has push on tube fitting at one end and a luer fitting the other The analyser should be opened only in a clean and dry environment To change the Water PTFE filter 1 Switch the a...

Страница 10: ... is switched off 2 Open the analyser This may require the removal of the security tags before the analyser can be opened The analyser should only be opened in a clean and dry environment 3 Locate the flying lead from the battery pack Unplug it from the printed circuit board 4 Undo the two screws holding the battery pack in place The battery can now be removed from its holder 5 Slide the new batter...

Страница 11: ...ight 5 4 Ports Inlet Tube Nozzle with internal fibre filter Outlet Tube nozzle Electrical 7 Pin Lemo sealed communications connector Power 6 Pin Lemo charger socket and external power socket 5 5 Filters Inlet 0 01µm FIBRE filter operator changeable Internal 0 2µm PTFE hydrophobic filter not field changeable Geotechnical Instrument VOC filter not field changeable 5 6 Carbon Dioxide Sensor Type Infr...

Страница 12: ...surement and temperature ranges within 8 hrs of calibration T90 Response Time 20 seconds Cross Gas Effects Unaffected by CO2 Drift 5 signal loss year Pressure Compensation Diffusion sensor atmospheric 10 Anticipated Life Two years in air Maximum Overload 1 500ppm Humidity Range 10 90 non condensing Calibration User zero span re calibration facility 5 9 VOC Detector Type Photoionisation detector Ra...

Страница 13: ... 9 23 Butanethiol 1 9 14 Nitrile 3 10 39 Butene 1 9 58 Butene cis 2 9 13 Butene trans 2 9 13 Butyl acetate n 10 Butyl acetate sec 9 9 Butyl alcohol n 10 06 Butyl alcohol sec 9 88 Butyl benzene n 8 69 Butyl benzene s 8 68 Butyl benzene t 8 68 Butyl formate n 10 5 Chemical IP Butyl mercaptan 9 15 Butylamine 8 71 Butylamine s 8 7 Butylamine t 8 64 Butyltoluene tert 8 28 Butyne 1 10 18 Butyraldehyde n...

Страница 14: ... iodide 10 38 Hydrogen selenide 9 88 Hydrogen sulfide 10 46 Hydrogen telluride 9 14 Hydroquinone 7 95 Chemical IP Iodine 9 28 Iodo 1 2 methylpropane 9 18 Iodobenzene 8 73 Iodobutane 1 9 21 Iodobutane 2 9 09 Iodopentane 1 9 19 Iodopropane 1 9 26 Iodopropane 2 9 17 Iodotoluene m 8 61 Iodotoluene o 8 62 Iodotoluene p 8 5 Isobutane 10 57 Isobutyl acetate 9 97 Isobutyl alcohol 10 12 Isobutyl formate 10...

Страница 15: ...0 Picoline 2 9 02 Picoline 3 9 02 Picoline 4 9 04 Propanethiol 1 9 2 Propargyl alcohol 10 51 Propiolactone 9 7 Propionaldehyde 9 98 Propionic acid 10 24 Propyl acetate 10 04 Propyl alcohol 10 2 Propyl benzene 8 72 Propyl ether 9 27 Propyl formate 10 54 Propylamine 8 78 Propylene 9 73 Propylene imine 9 Propyne 10 36 Proylene oxide 10 22 Pyridine 9 32 Pyrrole 8 2 Quinone 10 04 Stibine 9 51 Styrene 8...

Страница 16: ...s producers responsible from July 1 st 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 Geotechnical 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 behalf Our Producer Registr...

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