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PEAK

Scientific Instruments Ltd

ZA300 Zero Air Gas Generator

Instructions for use Manual

March 2005

ZA300 issue 3

Document Change History

Issue No

Changed

Initials

Date

First Issue

SGM

21/10/98

Spare Parts

SGM

11/12/98

New style front added

FAD

30/03/05

Содержание Precision Zero Air

Страница 1: ...Air Gas Generator ZA300 Peak Scientific Instruments Ltd Fountain Crescent Inchinnan Business Park Inchinnan Renfrewshire PA4 9RE T Europe 44 0 141 812 8100 T USA 1 866 647 1649 sales T USA 1 866 732...

Страница 2: ...A300 Zero Air Gas Generator Instructions for use Manual 30th March 2005 ZA300 issue 3 2 Document Change History Issue No Changed Initials Date 1 First Issue SGM 21 10 98 2 Spare Parts SGM 11 12 98 3 N...

Страница 3: ...2005 ZA300 issue 3 3 Contents Page No Warranty Statement 5 Introduction 6 Unpacking Installation 6 Electrical Connection 6 Air Connection 7 Principle of Operation 8 Commissioning 10 Routine Maintenan...

Страница 4: ...ed persons should operate or service this equipment Warning To avoid risk of electrical shock personal injury or death disconnect power before removing any cover of this equipment Caution To avoid ris...

Страница 5: ...t the Goods and or any installation and any relevant packaging as and when reasonably required by the Company 5 Subject to the Company being notified of any defect as is referred to in sub clause 2 he...

Страница 6: ...PEAK Scientific Instruments Ltd ZA300 Zero Air Gas Generator Instructions for use Manual 30th March 2005 ZA300 issue 3 6...

Страница 7: ...eding 25 C will lead to a reduction in capacity and prolonged operation in temperatures exceeding 30 C will shorten the life of the unit Operation in relative humidity exceeding 70 may overload the fi...

Страница 8: ...poisoned if it comes into contact with any halogenated hydrocarbons silicone sprays silicone greases phosphorous compounds lead components high sulphur vapours or other catalyst poisons The air suppl...

Страница 9: ...s on the basis of two fundamental processes as illustrated in the following schematic diagram Note this diagram is only to illustrate the principles involved For an actual pneumatic diagram please ref...

Страница 10: ...now generates the dried gas Again some dried gas is back purged down the other column to atmosphere to cause a regeneration effect This process repeats itself approximately every 2 minutes indefinite...

Страница 11: ...ure Control Boards is lit After a maximum of 2 minutes the cam timer valve should operate to change over the columns on the PSA drier unit This is accompanied by an audible rush of exhaust air from on...

Страница 12: ...ry and should not require adjustment The purge can be checked by connecting a simple Rotameter type flow meter to the outlet of the drier purge valves in turn The connection is for 4mm plastic hose Th...

Страница 13: ...he Generator safely isolated Due to the simplicity of the design and the small number of moving parts the Peak Gas Generator will have a long and trouble free life However the following components sho...

Страница 14: ...ss of the supply voltage the heater is rated at 110 Vac This minimizes the volt drop across the conductors and prolongs the life of the element The Heater is contained within a stainless steel sleeve...

Страница 15: ...be cleaned and the operation of the auto drains should be checked The Generator MUST be de pressurised prior to attempting to remove ANY filter bowl Failure to do this may cause injury Inlet Filter T...

Страница 16: ...being detected on the baseline The following procedure should be followed to identify the source of the problem Reference should be made to the following Fault Finding Charts 1 High CH4 High CH4 Cat...

Страница 17: ...tion Audible Change over Check Motor Supply Replace Cam Timer Repair Wiring Fault Check Purge Settings Cam Follower Operating 3 2 Valve Replace Faulty 3 2 Valve No Yes Open Circuit OK Yes No Yes No Cl...

Страница 18: ...Rate Gas outlet flow Purge flow 36LPM Outlet Gas Maximum Pressure Drop Outlet Inlet P N A Maximum Gas Outlet Pressure 100 psig 6 8 Barg Maximum Gas Outlet Flow for specified hydrocarbons 30 Litres min...

Страница 19: ...ator Instructions for use Manual 30th March 2005 ZA300 issue 3 19 Parts List Item Part No Transformer 04 4356 Heater Element 04 1059 Thermocouple 04 1050 Temperature Controller 04 1170 Cooling Fan 04...

Страница 20: ...Instructions for use Manual 30 th March 2005 ZA300 issue 3 20 Cam Timer Gas Outlet Drain Outlet Front Panel ZA300 Pneumatic Diagram Thermocouple Heater Rod 5 2 Valve Flow Regulator NRV PSA Drier Cali...

Страница 21: ...0 th March 2005 ZA300 issue 3 21 Temperature 400 Deg C Out N L Out N Heater Thermocouple Rod Heater Thermocouple Rod Temperature 400 Deg C Controller L Transformer 230V Only ZA300A Electrical Diagram...

Страница 22: ...PEAK Scientific Instruments Ltd ZA300 Zero Air Gas Generator Instructions for use Manual 30th March 2005 ZA300 issue 3 22 Maintenance Log Model Serial number Work Done Remarks Date Name...

Страница 23: ...PEAK Scientific Instruments Ltd ZA300 Zero Air Gas Generator Instructions for use Manual 30th March 2005 ZA300 issue 3 23 Notes...

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