LC/MS Nitrogen Generators User Guide
Contents
1. 10 50Hz 60Hz 1phase pene protective earth Mommen A OFT ee os Tse Tos 3s Toe Fuse Rating 6 3 2 0 6 3 2 0 ae Anti Anti re fe Anti Anti Surge Surge Surge Surge Surge Surge Surge 4 7 Special Functions Bypassing Mass Flow Controller The integral mass flow controller should only be bypassed if there is a mass flow controller fitted to the inlet of the downstream equipment and the mass flow controller is set to the maximum outlet flow of the gas generator a Shutdown the gas generator following the procedure outlined in 4 6 above b Remove the service cover from the gas generator and locate the 3 way bypass valve The bypass valve handle should be in the down position B this will direct the gas flow through the integral mass flow controller Valve in Bypass Position c Rotate the valve handle clockwise to the up position A this will redirect the gas flow bypassing the integral mass flow controller d Remove blanking plug from port 1 and screw into port 2 e Connect the application pipe work to port 1 f Replace the service cover g Set the external mass flow controller to the maximum outlet flow of the gas generator h Start up the generator 14 4 5 Normal Operation The gas generator is designed to run continuously without any intervention If Rapid Cycle Modes are activated the gas generator will not supply nitrogen gas to the application for up to 15 minutes following a period of2. inches 705 27 8 510 20 1 mm 559 826 559 826 760 826 760 kg 89 129 89 129 135 T29 135 weai S aa eea ra Fa EI eea Ea Configuration PLAN VIEW REAR VIEW COHPRESSOR Box GENERATOR CONTROLLER SIDE VIEW a FRUNT VIEW i CONSOLE l GAUGE PAH L Ris AN E JRE OUT WITH NO HASS FLOW CONTROL DRY ALR OUT MAK THUM ALR INLET PRESSURE AIR H 0 DRAIN 4 0 Installation BASIC LAYOUT 4 1 Unpacking WARNING Heavy unit not to be manually lifted NON RETURN SHUT OFF VALVE VALVE a Using appropriate sized pallet truck position the packing crate on a level surface leaving enough surrounding space for unpacking amp removal of the unit Once positioned in a suitable location remove amp dispose of all strapping b Use the tool provided amp follow this procedure when removing each fastening clip Place one hand at the base of the clip holding it firmly in gE place With the other hand place the end of tool underneath one end of the lt PRESSURE clip amp prise out using an anti clockwise motion SHUT OFF VALVE FRESSURE VALVE REGULATOR c Remove the lid panel d Remove either one of the larger side panels CYLINDER e Remove the panel covering the back face of the unit ply wood panel Retain this panel along with one fastening clip to use as a ramp in procedure k CYCLICAL DEMAND 1 6 SAMPLE NON RETURN EVAPORATION SHUT OFF VALVE l AL
3. reduced purity nitrogen gas If the unit has Rapid Cycle Mode fitted and activated Rapid Cycle will be displayed for the first few cycles and no gas will be delivered during this period Note The generator should be run for a minimum of six hours prior to connection to the application to ensure that the required purity of gas is achieved 4 Ensure that the drain valve is discharging on a regular basis if the drain line is blocked purity will not be achieved 5 After a minimum of six hours the gas generator will produce an uninterrupted supply of high purity nitrogen gas and clean dry compressed air on some models and can now be connected to the application Ensure that pipe work is adequately supported 6 Identify the required system configuration from those shown on the next page and connect to the application using either copper or stainless steel tubing Ensure that the correct tube is connected to the N2 Out and Dry Air Out on some models ports on the gas generator e Note The application supply pipe work will need to be flushed through for one hour for every 10 metres of pipe work before normal purity is achieved 11 4 2 4 3 Installation Guidelines Only a domnick hunter trained and approved service engineer should undertake commissioning Ensure that the gas generator is correctly sized for the application Identify a suitable location for the gas generator ensuring the following The g
4. 4000 8000 12000 16000 20000 24000 28000 32000 36000 40000 pA Yi vei ie ie ie ieee E Yt Ivf y Jy Jv SCS C T C te S S o Typical Recommended Maintenance Intervals Run Hours _ 44000 48000 52000 56000 60000 64000 68000 72000 76000 80000 5 2 Service Kits 5 115V 50 60Hz 6 606272265 230V 50 60Hz 7 606272257 C Additional valve service kit also required with Service kit C for Opt O Units 230V 50 60Hz 606272255 115V750 60Hz 4 606272263 16 5 Service Rapid Cycle Mode enables the gas generator to flush impurities from the system following a period of time in Standby enabling the pre selected purity to be 5 1 Service Intervals achieved in a faster time The gas generator can remain in Rapid Cycle Mode for up to 15 minutes during Description Of Maintenance Required Typical Recommended which time no nitrogen gas is delivered to the application Maintenance Interval Important If Rapid Cycle Mode is included on your gas generator and the above performance characteristics are unacceptable for your application can be Component Operation disabled via the keypad refer to section 4 5 Normal Operation of this manual 6 Months 4000 Hrs 12 Months 8000 Hrs 36 Months 24000 Hrs 3 Technical Specification 3 1 Technical Data Air Source Check POWER ON indicator located Generator jon control panel is illuminated and cycles from red to green Parameter Units LOMS Ts LCMS 20 LCMS 30 LEMS 40 G
5. Directive 73 23 EEC EMC Directive 89 336 EEC Pressure Equipment Directive 97 23 EC Machinery Directive 98 37 EC 93 68 EEC 92 31 EEC Standards used including number title issue date and other related documents Generally in accordance with ASMEVIII Div 1 2003 and Pressure Equipment Directive essential safety requirements BS EN ISO 12100 1 2003 BS EN ISO 12100 2 2003 EN 61000 6 2 2001 EN 61000 6 3 2000 EN 61000 3 3 1995 BS EN 61010 1 2001 Notitied body for PED Regulations ontormity Assessment Route A Lloyds Register of Shipping 71 Fenchurch St London EC3M 4BS EC Type Examination Cerificate TBAT Name of authorised representative BARRY WADE Position of authorised representative Business Improvements Manager Full postal address if different from above As above Declaration declare that as the authorised representative the above information in relation to the supply manufacture of this product is in conformity with the standards and other related documents following the provisions of the above Directives Signature of authorised representative 7 WARRANTY This warranty applies to LC MS NITROGEN GENERATORS and associated parts the Index Equipment manufactured and supplied by domnick hunter Itd domnick hunter Page No Use of the LC MS NITROGEN GENERATOR without the recommended inlet air quality or 1 Safety Warnings 1 genuine parts will expressly invalidate the warranty 2 Description 3 Should the Eq
6. VE f Remove the other remaining larger side panel REGULATOR GENERATOR PRESSURE REGULATOR e g Remove the final panel covering the front face of the unit GENERATED GAS STORAGE WESSEL h Remove all foam inserts i Using ply wood panel from procedure e place end with slot for clip onto the recess of the crate base side with slot for clip creating a ramp j Using one of the fastening clips removed insert the longest end into the slot on the ramp amp push remaining end into the slot on the base Now test the ramp to ensure it is securely fastened SAMPLE EVAPORATION FUKE CUPBOARD SHUT OFF area oe 1 3 et awe GLOVE x k Leave the unit in the bubble wrap amp whilst supporting the unit slowly wheel nnn down the ramp ve GENERATED GAS STORAGE I Finally remove amp dispose of the bubble wrap packing ensuring not to vessel scratch the paint work Care should be taken and inspection undertaken during unpacking to System Configurations ensure that the gas generator is not damaged 4 4 Initial Start Up a Should be undertaken by a domnick hunter trained and approved service engineer 1 Switch on electrical power to the generator The LCD amp LED on the front console will illuminate 2 Start the gas generator by pressing the return key on the console 3 The generator will now display hours run cycle from Red LED to Green LED and will produce an uninterrupted supply of
7. VE OVERHAUL SERVICE KIT C AIR INLET OVERHAUL SERVICE KITA FILTER OVERHAUL SERVICE KIT B COMPRESSOR CHANGE Nitrogen is not a poisonous gas but in a concentrated form there is a risk of asphyxiation The gas generator produces a flow of nitrogen and air on some options which quickly disperses in the atmosphere However do not directly inhale the output gas from the outlet pipes The gas generator is classified as non hazardous for transportation purposes and as non flammable for fire regulations Any fire should be fought by means appropriate to the material causing the fire with the exception being the use of water Ensure that the product is de pressurised and electrically isolated prior to carrying out any maintenance activity This product should be installed in accordance with the recommendations outlined in this manual Commissioning and service should be undertaken by a domnick hunter trained and approved engineer to maintain warranty Extended warranty and tailored service contracts are available for this product Please contact your local domnick hunter sales office for a tailored service agreement to meet your specific requirements Note Any interference with the calibration warning labels will invalidate the gas generator s warranty and may incu
8. as generator should be installed on a flat surface Environmental restrictions refer to section 3 1 Technical Specification a re taken into consideration The gas generator should be located as close to the application as possible There is at least 100mm clearance on both sides and rear of the generator for ventilation Isolation valves should be fitted to the system refer to 4 4 Initial Start Up System Configurations these must be accessible when generator is installed The mounting surface is capable of supporting the weight of the gas generator refer to section 3 2 Dimensions There is sufficient space around the gas generator for maintenance activities Ensure that the inlet air supply for non compressor variants is treated to IS08573 1 2001 air quality class 2 1 Connection Remove blanking plugs and install fittings supplied with generator but do not connect to the application at this stage Ensure all ports and fittings are free from blockages and debris The Air Inlet connection of non compressor units should be connected to an 1S08573 1 2001 air quality class 2 1 compressed air supply Ensuring that all pipe work is adequately supported Check rating plate for correct supply voltage and frequency Connect the mains lead supplied to the electrical connector on the side of the generator and connect to a suitably rated power supply complete with protective earth 10
9. dh domnick hunter OIL X and Pneudri are registered trademarks of domnick hunter limited domnick hunter limited has a continuous policy of product development and although the Company reserves the right to change specifications it attempts to keep customers informed of any alterations This publication is for general information only and customers are requested to contact our Industrial Division Sales Department for detailed information and advice on a products suitability for specific applications All products are sold subject to the Company s standard conditions of sale www domnickhunter com a member of the domnick hunter group plc AN domnick hunter scientific domnick hunter limited Dukesway Team Valley Trading Estate Gateshead Tyne and Wear England NE11 OPZ Tel 44 0 191 402 9000 Telefax 44 0 191 482 6296 Copyright domnick hunter limited 2004 Stock No 176270600 Rev 000 ch domnick hunter scientific LC MS Nitrogen Generators User Guide 8 DECLARATION OF Declaration Of Conformity ONFORMITY FOR LCMS12 2 LCMS10 to LCMS40 97 23 EC 98 37 EC Name of manufacturer or supplier domnick hunter Itd Full postal address including country of origin Dukesway TVTE Gateshead Tyne amp Wear NE11 OPZ United Kingdom Place of issue Gateshead Description of product Nitrogen Gas Generator Name type or model batch or serial number LCMS12 2 LCMS10 to LCMS40 Directives used Low Voltage
10. he said instructions in relation to the Equipment or any part herco 4 6 Shutdown 13 4 7 Special Functions 14 Any accessories parts and equipment supplied by domnick hunter but not manufactured by domnick hunter shall carry whatever warranty the manufacturer has given domnick 5 Service 15 hunter providing it is possible for domnick hunter to pass on such warranty to the 5 1 Sevice Intervals 15 customer 5 2 Service Kits 16 To claim under the warranty the goods must have been installed and continually maintained 6 Trouble Shooting 18 in the manner specified in the User Guide Our product support engineers are qualified and equipped to assist you in this respect They are also available to make repairs that may W t 19 become necessary in which event they will require an official order before carrying out the i array work If such work is to be the subject of a warranty claim the order should be endorsed for consideration under warranty 8 Declaration of Conformity 20 Where Equipment is sold outside the UK mainland direct to the end user the warranty will cover parts only Any substitution of parts not manufactured or approved by domnick Thank you for purchasing a domnick hunter product Correctly installed and hunter will expressly invalidate the warranty maintained in accordance with the recommended service intervals this product will provide an uninterrupted supply of nitrogen gas for the life of the product 19 1 Safety Warnings Do no
11. indicator lsolated at supply eck isolator amp not illuminated Switch on Power on switch in O eck power on position Switch amp switch on use blown eck fuse amp replace Power lead not eck lead connected Connected amp connect oose connection inside onsult domnick hunter generator Service Dept onnected Incorrect eck rating plate oltage supply oltage for suitability eck compressor Is running consult domnick hunter Service Dept over heating due to insufficient ventilation eaking outlet pipe wor eck pipe wor amp rectifier Pressure regulator set low eck pressure regulator setting amp reset clearance amp rectify Leaking inlet pipe work heck pipe work amp option O units only rectify nlet pressure set low eck inlet pressure amp increase nlet option O units only or eck pipe wor outlet pipe work diameter diameter amp replace oo small Demand greater than Supply capability against original sizing data eck requirements ervice interva eck service timers exceeded and service reduced purity Downstream eaking outlet pipe wor eck plpe wor monitoring amp rectify Unsuitable pipe wor eck pipe wor used on outlet and replace enerator recently eck amp allow at least brought online 6 hours for purity to be achieved nlet air supply 1508573 1 eck inlet air 2001 air quality class 2 1 quality amp rectify option O units only 18 SERVICE KITA FILTER OVERHAUL SERVICE KIT C VAL
12. r costs for the re calibration of the gas generator Details of your nearest domnick hunter sales office can be found at www domnickhunter com 2 Description domnick hunter LC MS Nitrogen Generators are designed to provide a constant supply of nitrogen gas to a pre selected purity and clean dry compressed air on some options The technology used to produce a continuous flow of nitrogen and clean dry compressed air on some options is pressure swing adsorption PSA This technology uses a combination of molecular sieves to selectively remove oxygen and other contaminants from the compressed air leaving nitrogen The column s of molecular sieve alternate between purification and regeneration modes to ensure a continuous nitrogen supply 2 1 Control Options i Air Supply The gas generators are available with integrated compressor option 1 or without integrated compressor option 0 Option O units require a supply of compressed air to IS08573 1 2001 air quality class 2 1 li Rapid Cycle Mode The purity of the nitrogen gas will deteriorate when the generator is first returned online following a period of time in Standby The time taken to return to pre selected purity is dependent on the period of time that the gas generator was in Standby the table below gives typical purity recovery times Time in Standby Typical Purity hours Recovery Time minutes Typical Recommended Maintenance Intervals Run Hours __
13. t Check drain valve is discharging on a revere regular basis C Integral Compressor Compressor nn lal Air Pressuure T a 0 0 a 0 a 0 130 5 130 5 130 5 130 5 Maximum Inlet Air Temperature 1 04 Inlet Air Capacity a 85 85 85 CFM 3 0 3 0 3 0 Inlet Air Quality IS08573 1 2001 Nitrogen N2 Generator CHECK for leaks fof T operation Ensure there is ventilation clearance Generator around generator C Check condition of electrical supply Generator cables and conduits Replace filters Generator Recommended Service A Replace compressor Integral Generator Compressor Units ONLY Recommended Service B Replace Valves Generator Recommended Service C Outlet Flow I min 15 15 20 20 30 30 40 CFM 0 53 0 53 0 71 0 71 1 01 1 01 1 41 Maximum Outlet barg Pressure Ga g fiat 5 Purity D with repect to 05 Mechanical Connections Air Inlet Insert 1 4 1 4 1 4 1 4 C Check R Replace Inlet Swagelok Swagelok Swagelok Swagelok 15 4 RI fil a a a a a E Nitrogen Outlet Swagelok Nitrogen Outlet 1 8 with Mass Flow Swagelok controller fa ae Electrical Connections 115V Variants Connection Type po IEC320 Operating Voltage V 115 10 50Hz 60Hz 1phase Range protective earth Fuse Rating A Ea Bia 5 2 0 12 5 eet 5 Anti Anti Anti Anti i Anti Surge Surge Surge Surge Surge Surge Surge 30V Variants Connection Type T Operating Voltage 230
14. t operate this gas generator until the instructions in this manual have been read and understood by all personnel concerned When handling installing or operating this gas generator personnel must employ safe engineering practices and observe all related regulations health amp safety procedures and legal requirements for safety Most accidents that occur during the operation and maintenance of machinery are the result of failure to observe basic safety rules and procedures Accidents can be avoided by recognising that any machinery is potentially hazardous domnick hunter can not anticipate every possible circumstance which may represent a potential hazard The warnings in this manual cover the most known potential hazards but by definition can not be all inclusive If the gas generator user employs an operating procedure item of equipment or a method of working which is not specifically recommended by domnick hunter the user must ensure that the gas generator will not be damaged or made a potential hazard to persons or property The gas generator will have warning hazard labels attached a list of warning labels and their meaning is given below General Warning Read Manual Risk of Electric Shock Pressurised Components on System May Start Automatically Without Warning Use Forklift Truck aS PPee Use Lifting Equipment 6 Troubleshooting Problem ndication Possible Cause Action Required No power to unit Power On
15. time To disable Rapid Cycle Mode follow instructions below a Return the generator to Standby Mode by following the on screen instructions b When STANDBY is displayed press and hold the Down Key and the Return Key for 5 seconds c Switch Rapid Cycle Mode on and off using the Up Key and the Down Key d Return to STANDBY by pressing the Return Key In the event of any kind of interruption to the operation the unit must be run for 1 hour offline i e no gas to application to enable the purity to recover 4 6 Shutdown The generator will contain a residual internal pressure that must be released if unit is to be shipped or serviced In order to depressurise the unit follow the instructions below a Close isolation valves fitted to the system refer to 4 4 Initial Start Up System Configurations b Return the generator to Standby Mode by following the on screen instructions Note When the generator is shutting down the unit may continue to run for up to 10 minutes This will permit the unit to finish its cycle and ensures that the inlet pipe work amp columns are fully depressurised c Switch off the electrical supply to the generator and disconnect d Disconnect the inlet pipe work non compressor models only e Blank the inlet outlet and drain ports f Allow 30 minutes for the compressor s to cooldown integral compressor units only 13 3 2 3 3 Dimensions mm inches mm
16. uipment be defective as to materials or workmanship domnick hunter 21 Control Options 3 warrants that it will remedy such defect Where the Equipment is a LC MS NITROGEN GENERATOR the warranty period will be 12 months from date of commissioning or 18 3 Technical Specification 4 months from date of manufacture whichever is the earlier In the case of Equipment other 3 4 Technical Data 4 than a LC MS NITROGEN GENERATOR the warranty period shall commence from the 32 Di i 6 date of despatch Should any defect occur during the warranty period and be notified in i UNENSIONS writing to domnick hunter or its authorised distributor within the said period domnick 3 3 Configuration 6 hunter will as its sole option remedy such defect by repair or provision of a replacement part provided that the Equipment has been used strictly in accordance with the instructions 4 Installation 7 provided with each item of Equipment and has been stored installed commissioned 4 1 Unpacking 7 operated and maintained in accordance with such instruction and with good practice 4 2 Installation Guidelines 10 domnick hunter shall not be under any liability whatsoever under the warranty if before 4 3 Connection 10 giving notification in writing to domnick hunter as aforesaid the Customer or any third 44 Initial Start U 11 p party meddles interferes tampers with or carries out work whatsoever apart from normal 4 en a 5 Normal Operation 13 maintenance as specified in t
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