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Manual - Vacuubrand.com

1. When selecting Graphic the display shows a pressure over time curve The timeline in the diagram adapts automatically to the process time t Press the selection knob twice to return to the standard display Temporary switching from Pump down to Vac control only if control is running GG Press key MODE The controller switches to function Vac control the actual vacuum is used as set value t The preset function of the controller does not change due to this temporary switching When pressing key STOP the controller is in function Pump down again Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 27 of 63 Function Vac control Vacuum control to a preset vacuum value e Operation of a vacuum pump via isolation valve e Operation of a vacuum pump without isolation valve with VMS Vacuum Management System see Accessories Preselections t The selection of the parameters is carried out via the selection knob All parameters are also change able during running operation control GG Set vacuum The Set vacuum is the lower vacuum value for two point control The Set vacuum is adjustable in a range of 1 1060 mbar and to Turbo ts Hysteresis Control bandwidth of a two point control A too
2. The controller CVC 3000 is equipped with a serial interface RS 232C nine pole Sub D plug t Plug in or remove the cable cable RS 232C from the interface only if the equipment is switched off t The interface is not electrically isolated from the measuring circuit t For optimal electromagnetic compatibility assemble an interface filter cat no 638235 The controller is fully operable via the serial interface Measuring results preselections and the status of the controller can be read at any time Factory set the read and write commands are completely compatible to the VACUUBRAND con troller CVC 2000 see section read and write commands CVC 2000 An extended instruction set is available using the command CVC 3 see section read and write commands CVC 3000 Setting of the interface Set the interface parameters directly at the controller CVC 3000 The factory set values are underlined Edit and confirm the interface parameters in the function Configuration in the menu RS 232 using the selection knob Baud 2400 4800 9600 or 19200 Parity 8 N 1 7 O 1 or 7 E 1 Handshake Off Xon Xoff or RIS CTS Remote On or Off sw Timeout Sending 1s receiving 10s In remote mode Remote On PC symbol in the display all keys at the controller are without function To return to the manual operation of the controller set the controller to Remote off in menu configuration Therefore
3. page 60 of 63 Notes on return to the factory Repair return DKD calibration NOTICE NOTICE Safety and health of our staff laws and regulations regarding the handling of dan gerous goods occupational health and safety regulations and regulations regarding safe disposal of waste require that for all pumps and other products the Health and safety clearance form must be send to our office duly completed and signed before any equipment is dispatched to our premises Fax or post a completed copy of the health and safety clearance form to us in advance The declaration must arrive before the equipment Enclose a second completed copy with the product If the equipment is contaminated you must notify the carrier No repair DKD calibration is possible unless the correctly completed form is returned Inevitably there will be a delay in processing the equipment if infor mation is missing or if this procedure is not obeyed If the product has come in contact with chemicals radioactive substances or other substances dangerous to health or environment the product must be decontami nated prior to sending it back to the factory Return the product to us disassembled and cleaned and accompanied by a certificate verifying decontamination or Contact an industrial cleaning and decontamination service directly or Authorize us to send the product to an industrial cleaning facility at your ex pense To expedite rep
4. Contents Reset Be UEL LE Ed e BN 3 el C lia e E 5 OSES eI MEO AOU EE 5 intended EE 5 Setting up and installing the equipment cc ecccceeccceeeeceeeeseeeeseeeesaeeeseaeeseaeeseuseseaeessueesseeeesaeees 5 AmMmDient conditons sirs e coer ereencsacmainecnnedeasatapcosereiiecectis anidenaiae vernk a taeb eels aqttossntivanednaaensttiocesinceddeentoeeslaenteeace 6 SATIN Beie ele 6 Safety during operation E T Maintenance and TEE 9 TOGIIIC AN CA Eirian 10 TECHNIC AMC Ee ar gel 11 EE 12 Wetted PANG sosen aaen a E a tune EE ued udeuslaoneuenuy a E 12 329 01 DPA EE 13 Use and Operan LE 17 Installing in a vacuum system EE 17 DUG OPTAN sra E E EA E E EE 19 Attention Important notes regarding the use of gas ballast cccceccceseeceeseeeeeseeeeesaeeeeeaeeeeeeeees 20 SADIO Ea WEE 21 Vacuum Controller CVC 3000 eene 22 EUR AO TE 25 PUPIGTION GT se Te Wi EE 26 FUNCTION VAG COAU Ol ss esircssicncetatecesncnrsnnsseassxdaucusasseadenvasssccanwuantucessesecencietesrecapenesetsucuses 27 PUTICTIOMN PrO a ME 29 AIS ee 30 CRINGE OND VACUULAN WE 31 ESO leescht MER 32 Vacuum for filtration and SUCTION ccccccecccceececeeeeceeeeceeeceaeeceseecesaeceseeeeseueessueeseeeesueeeseeesaeeensaees 32 Vacuum for gel dryer drying chambers and vacuum CopcCentfrators 32 Vacuum for distillation and evaporation e g rotary evaporator 33 Vacuum for Wea UU networks EE 33 FUNCHON CON lte Dee E 34 Readjustment of CVC 3000 vss egegegetg
5. Minimum value Minimum reached Process runtime only if process control is running Pump down continuous pumping Pump symbol is displayed when pump is running The pump s motor speed in is displayed additionally only with NT VARIO pump Time meter is running in function VACUULAN remaining time in minutes is dis played In line valve switched on Venting valve switched on Coolant valve switched on PC symbol controller is in remote operation Control is running Warning notice if necessary in combination with other symbols flashing Level sensor activated Emission condenser Peltronic connected Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 24 of 63 Notes on selecting the function The controller CVC 3000 can be adapted to the specific application by choosing the appropriate function depending on the connected components Automatic detection of the components When switching on the controller the actual configuration of the connected components is checked automatically Connected components valves sensors pumps are detected automatically and used and super vised until the controller is switched off The last mode of operation and the preselected values e g for pressure speed or time for switching off are s
6. controller menu is displayed Select the desired language e g English by turning the selection knob and press to confirm Then select the pressure unit mbar Torr or hPa in the same way It is possible to access the language selection menu at any time by switching on the controller while keeping the selection knob pressed Installing in a vacuum system Connection lines at the pump inlet have to be gas tight Particles and dust must not be aspirated the user has to provide appropriate filters if necessary The user must ensure their suitability concerning gas flow chemical resistance and safe ness against clogging prior to use e Connect an exhaust line gas tight at the pump outlet if necessary Always dispose of exhaust gases appropriately e g into a fume hood If there is risk of release of dangerous or polluting fluids install an appropriate system to catch and dispose of those fluids e Reduce the transmission of vibration and prevent loading due to rigid pipelines Insert elastic hoses or flexible elements as couplings between the pump and rigid pipes Attention Flexible elements tend to shrink when evacuated e The exhaust line has always to be free pressureless to ensure an unimpeded discharge of gas e Especially if the gas ballast valve is open a power failure may cause uninten tional ventilation of the pump and the vacuum system In case this constitutes a potential source of danger take approp
7. Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 14 of 63 PC 511 NT for upper vacuum connection for lower vacuum connection Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 15 of 63 PC 610 NT Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 16 of 63 PC 620 NT for upper vacuum connection for lower vacuum connection Rear side CVC 3000 connection venting connection bushes for connection of power supply VACUU BUS components serial interface e g coolant valve RS 232 C rating plate vacuum connection Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 17 of 63 Use and operation When switching on the controller CVC 3000 for the very first time a menu to select the language of the
8. in program step y 0 9 2 Auto in program step y 0 9 page 43 of 63 Write commands CVC 3000 Operation Command Parameter Description mode START A 1 started STOP O Stop and delete fault A Le 1 Stop 2 Stop with adopting the set vacuum REMOTE X 0 Remote off 1 Remote on ECHO X 0 Echo off 1 Echo on write command with return value CVC A 2 CVC 2000 commands J5 CVC 3000 commands OUT VENT A 0 venting valve closed 1 venting valve open 2 venting until atmospheric pressure STORE store settings permanently if Echo 1 after realisation OUT SENSOR X 1 internal sensor 2 9 external sensors if connected If remote operation is selected or deselected the user has to ensure that no dangerous status of the system due to the change of the mode of operation can occur and to provide appropriate safety measures especially if selecting remote operation interferes with a locally operated active process With command ECHO 1 a return value can be activated at write commands A return value is only given if the command is performed correctly After switching on the controller is in CVC 2 mode by default Send CVC 3 and STORE to per manently set the controller RS 232C commands to the extended set CVC 3000 Connection plug arrangement 2 RxD 5 Mass 3 TxD 7 RTS 4 DTR 8 CTS 9 5V Bluetooth Documents are only to be used and distributed co
9. 10000 operating hours Bearings have a typical durability of 40000 h Motor capacitors have a typical durability in the range of 10000 to 40000 h depending strongly on the operation conditions like ambient temperature humidity or load Check every capacitor regularly by measuring its capacity and estimating its op eration time Exchange old capacitors early enough to prevent a failure If an overaged motor capacitor fails it might get hot and even melt and may cause a flame to form which could be dangerous for persons and equipment in the vicinity The capacitors have to be replaced by an electrician Isolate equipment from mains and wait two minutes before starting mainte nance to allow the capacitors to discharge c Ensure that the pump cannot be operated accidentally Never operate the pump if covers or other parts of the pump are disassembled Never operate a defective or damaged pump GG Attention The pump might be contaminated with process chemicals which have been pumped during operation Ensure that the pump is decontaminated before maintenance and take adequate precautions to protect people from the effects of dangerous substances if contamination has occurred e Before starting maintenance vent the pump isolate the pump and other compo nents from mains and the vacuum system Allow sufficient cooling of the pump Drain condensate if applicable Ensure that maintenance is done only by suitably trained and supervised techn
10. EE 636588 Attention Dust laden gases deposits and condensed solvent vapour can restrict air flow out the si lencer The resultant back pressure can lead to damage of pump bearings diaphragms and valves Under those conditions a silencer must not be used Upgrade kit SYNCHRO to two inlets at PC 510 610 NT uu cece ccc eeeeeeeeeeeeeeeeeeeeeeeeaaeeeenees 699920 Adapter G 1 4 to PTFE tubing 10 8 mm for inlet of PC 511 520 611 620 NT eeeeee eee 677060 Small flange KF DN 16 for assembly at inlet of PC 511 520 611 620 NT uu eecceeeeeeeeee eens 662593 Seal ring for small flange KF DN 2p Gp2b02 3120565 Hose nozzle DN 6 10 mm for inlet at PC 511 520 611 620 NT oo eeccceceeeeeeeeseeeeeeeeaaeeeeeees 642470 Modification kit for small flange KF DN 16 at inlet of PC 510 610 NT oo eeeee ees 699939 Hose nozzle DN 6 10 mm at inlet PC 510 610 NT ooo ec eceeeeceee eee saeeeeneeeeeeeaeeeeaeeeeay 636635 Elbow piece 90 for PTFE tubing DN 10 8 mm at inlet of PC 510 610 NT ee 637873 Blind flange C1 for assembly at valve block or distribution head snannnnnnnnnnnnennnnnnnnnnnnnnnnni 677136 Flow control diaphragm C2 for assembly at valve block or distribution bead 677137 Solenoid operated valve C3 B for assembly at valve block or distribution bhead 636668 Manometer module C5 for assembly at valve block or distribution head cccccceseeeeeeeeees 677100 PTFE tubing DN 10 8 mm sold by meter 638644 VMS modu
11. of failure Manual reset is necessary Switch off pump or unplug mains Q Pump too noisy Loud exhaust noise Connect hose or silencer to pump outlet Diaphragm crack or dia Perform maintenance phragm clamping disc loose Other than above mentioned Contact local distributor causes Q Pump seized Contact local distributor Blips only if in function Configuration sound is set to On VMS Vacuum Management System to switch a non VARIO pump Attention All error messages have to be confirmed deleted by pressing key START STOP Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 47 of 63 Cleaning the pressure transducer The controller itself is maintenance free Contamination of the pressure transducer or deposits will influence the accuracy of measurement N OTIC E Attention Never use a spiky or sharp edged tool to clean the pressure transducer Clean a contaminated pressure transducer as follows Disconnect vacuum connection and cables Disassemble controller from controller support Fill the measurement chamber with a solvent e g benzene and allow sufficient cleaning time Ob serve all regulations concerning usage and disposal of solvents Drain the solvent and dispose of in accordance with regulations
12. please order an original packaging costs will be charged and marked as appropriate The carrier has been informed about the hazardous 4 Declaration please mark as applicable i a a R L We assure VACUUBRAND that we accept liability for any 4 1 for non dangerous goods damage caused by providing incomplete or incorrect infor We assure for the returned product that mation and that we shall indemnify VACUUBRAND from neither toxic corrosive biologically active explosive radio any claims as regards damages from third parties active nor contamination dangerous in any way has occurred the product is free of dangerous substances We are aware that as expressed in 823 BGB Public Law the oil or residues of pumped media have been drained Code of Germany we are directly liable for injuries or dam ages suffered by third parties particularly VACUUBRAND Q 4 2 for dangerous goods employees occupied with handling repairing the product We assure for the returned product that EE EE all substances toxic corrosive biologically active explo sive radioactive or dangerous in any way which have been DE Aiea 61d g 0 sereni r E erm een ree nore pumped or been in contact with the product are listed in 3 1 that the information is complete and that we have not with JOD ele SEH held any information the product in accordance with regulations has been Company S Seal eege Q cleaned U decontaminated U sterilized VACUUBRAND GMBH
13. repeat cleaning if necessary Rinse the gauge head chamber several times with alcohol in order to remove all solvent residues Allow the pressure transducer to dry Assemble vacuum connection and cables Assemble controller at controller support Readjust the pressure transducer if necessary X Vd aie A 4 Aa vacuum connection Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 48 of 63 Accessories Vacuum gauge head VSK 3000 capacitive Al O sensor 1080 0 1 mbar ce cee eeeeeeeee 636657 Coolant valve VKW B 24V rnrn rerne rannen EEPE n EPERERA REEERE Enn E Enrere 674220 Air admittance valve VBM B KF 16 hose nozzle 6 10 mm 24VS 674217 Y type adapter e RTE iiocesncedniycsines dice rvecsopacctanc caaie beeenei ice asd oleanadaonseporncdunide lt dseweatancdedere 636656 Extension cable VACUU BUS me 612552 Wall bushing WAG UUs BUS sccccocxencacdnscndaterd sncreiexnsunrenatades aud odmed seer ostesuuieiision ndaxeeeneebaiucucrmedemrcanceeset 636153 Cable RS 232C E e El RE 637837 Level sensor control of liquid level in CatChpPots cccceccccseeeeeeeeeeeeeeeeeseeeeeeeeeesaeeeeeaeeeeeeaes 699908 Exhaust waste vapour condenser Peltronic cece ccccsecceeeeseeeeeeesaeeeseeeseeeeseeseeeseeeaees 699905 Silencer with connection NOSE
14. 6 pumps down to 5 mbar within 10 minutes Step 7 keeps the vacuum 5 mbar constant for 20 minutes Step 8 vents as fast as possible to atmospheric pressure and switches off the control after one minute Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 31 of 63 Function VACUULAN Optimized vacuum control for vacuum networks e g VACUUBRAND VACUUsLAN e Operation of a vacuum pump via isolation valve e Operation of a vacuum pump without isolation valve with Vacuum Management System VMS Preselections t The selection of the parameters is carried out via the selection knob ts Set vacuum lower switch off value If the pressure drops below the Set vacuum a time meter starts running The time meter is reset if the pressure exceeds the pressure value for switching on again Switch on If the Set vacuum is not reached within 100 hours the controller signalizes a fault The Set vacuum is adjustable in a range of 1 1060 mbar ts Switch on f the pressure exceeds the pressure for switching on pumping down starts again The Switch on pressure is adjustable in range of 1 1060 mbar In case of sudden high pressure increase pumping starts even if the Switch on pressure is not reached pressure increase control t Delay If the t
15. CO KG Aifred Zippe Str 4 97877 Wertheim Technology for Vacuum Systems Tel 49 9342 808 0 Fax 49 9342 808 450 2008 VACUUBRAND GMBH CO KG Printed in Germany E Mail info vacuubrand de Web www vacuubrand com Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 62 of 63 LE Konformitatserklarung Declaration of conformity Declaration de conformit Membranpumpe Diaphragm pump Pompe a membrane PC 510 NT 230V 733100 733101 733102 PC 511 NT 230V 733200 733201 733202 PC 520 NT 230V 733300 733301 733302 PC 610 NT 230V 737100 733101 733102 PC 611 NT 230V 737200 737201 737202 PC 620 NT 230V 737300 733301 733302 Hiermit erklaren wir dass das oben bezeichnete Gerat in Konzeption und Bauart sowie in der von uns in Verkehr gebrachten Ausf hrung den grundlegenden Anforderungen der zutreffenden aufgef hrten EU Richtlinien entspricht Bei einer mit uns nicht abgestimmten nderung an dem Ger t verliert diese Erkl rung ihre G ltigkeit We herewith declare that the product designated above is in compliance with the basic requirements of the applicable EC directives stated below with regard to design type and model sold by us This certifi cate ceases to be valid if the product is modified without the agreement of
16. Inlet side PC 510 511 520 NT Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 52 of 63 Remove the catchpots at the inlet and at the outlet after removing the joint clips sw Use a Torx screw driver T X20 to unscrew the 4 screws fix ating the head cover cowling Pay attention to the washers under the screws and remove Pull off head cover cowling carefully Do not cant Detach the fixing of the tubes Open the hose clip with a flat bladed screw driver see below Pull the tubing off the hose connector Opening the hose clip m Apply screw driver as shown and turn Disassemble head cover to check the diaphragm Unscrew four socket head screws with a hex key size 5 and remove head cover together with valve heads and connections c t is not necessary to disassemble the valve heads to re place the diaphragm Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 53 of 63 Check diaphragm for damage and replace if necessary Lift diaphragm carefully sidewise Never use a spiky or sharp edged tool to lift the dia phragm Use t
17. OUT_SP V OUT SP 2 OUT SP 3 OUT SP 4 OUT SP 5 OUT SP 6 switching off VACUUsLAN starting process control START stopping process control STOP Remote operation driving venting valve REMOTE OUT_VENT Parameter Description A 1 continuous pumping _______ 2 9 vacuum control without automatic 3 vacuum control with automatic 30 sensitivity low tional 31 sensitivity normal optional 32 sensitivity high XXXX unit according to preselection 0001 to 1060 mbar hPa or 0001 to 0795 Torr XXXX unit according to preselection 0001 to 1060 mbar hPa or 0001 to 0795 Torr XX X motor frequency in Hz 01 0 to 60 0 in steps of 0 5 Hz or 99 9 for HI XXXX unit according to preselection see OUT SP_1 XX XX hh mm hours minutes XXXX unit according to preselection 0001 to 1060 mbar hPa or 0001 to 0795 Torr XX XX hh mm hours minutes A 1 termination of process control e 2 9 termination of process control and storage of the current pressure as new set point A bk set controller to local operation eeo 1 set controller to remote operation A 0 close venting valve not automatically L p 1 open venting valve process control stopped Pressure setting with venting is only possible in function Vacuum control if an venting valve is connected and configurated and vacuum control is started The venting valve opens automatically if the actual pressure is at least 10 mbar below the preset
18. condition Inlet pressure Permitted range of gas temperatures at inlet Continuous operation gt 100 mbar high gas load 10 C to 40 C Continuous operation lt 100 mbar low gas load 0 C to 60 C Short time lt 5 minutes lt 100 mbar low gas load 10 C to 80 C Wetted parts Components Wetted materials Head cover ETFE carbon fibre reinforced ETFE carbon fibre reinforced PTFE FFKM FPM ECTFE carbon fibre reinforced Diaphragm clamping disc Diaphragm Valve head Gas ballast tube PTFE carbon reinforced Pumping unit PBT or PP Inlet pumping unit Outlet pumping unit PET Distribution head PPS glass fibre reinforced Valve block PIFE ETFE ECTFE P Screw in fittings z O ring at the catchpot Overpressure safety relief device at exhaust Silicone rubber PTFE foil vapour condenser 4 z Pls oO 2 o IS mD CD CO O Exhaust waste vapour condenser catchpot Borsilicate glass em We reserve the right for technical modifications without prior note CH lt oO GA Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 13 of 63 Pump parts In line valve es en e Conte ovo 00 es a We reserve the right for technical modification without prior notice PC 510 NT
19. controller is to factory set values t The menu Configuration is also accessible by pressing the selection knob while the start display is shown Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 25 of 63 Menu guide Vac control Pump down eS Set vacuum 100 mbar Speed HI g Hysteresis Auto Minimum Off Maximum Off Delay Off Delay Off Duration Off Duration Off Graphic Graphic Back Back Function rege down Leigu Adjustment 1013 mbar SECH Vac control Sensors lt A Program Display y VACUULAN Autostart Off Configuration Defaults Cancel Back nies Back 1013 2 Program VACUULAN era Set vacuum 25 mbar Se 8 Switch on 200 mbar SE Delay 15 min sole E Hysteresis Auto Graphic Back Delay Off Graphic Back Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 26 of 63 Function Pump down Continuous pumping with pressure and time settings e Operation of a vacuum pump via
20. en eege EEN ee EERE REENEN hEEe eeh 35 Calibration in the factory eege Eege 36 Interface parameters na nnnsnnnunnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn ennenen nnn 36 Setting of the interface ones vaccencencedsatpcnaaesaneesuaned duinenwaxeanstgneses sensddaasutmcednsneiebendsasheceuecandosedesapbeadeavuactcdsis 36 Read commands CVC 2000 ee Of Write commands OVC 2000 noccceccencszeoesnsenencnceenedeapiycetoavavensenstdessnvabendacedecesa centeuienduenstiandedsseeheceeeas e 38 Read commands CVG S000 ege EE NE TSENTRE 39 Write commands CVC 3000 xen adenccnccmevecnasavceibent inne diveseossdusatevenseddawens ade fubuesesscdcintunesessi suncsesecteseseede 42 TFOUDICSNOOUING crica onning ar EEEE EEEE DERE anain Aad Cleaning the pressure transducer cccccecceeecceeeeneeeneeeeseneseneceesenesenecseeeneseneeeneens 47 PAC COS SOMOS eben 48 Replacing diaphragms anq VaIVES ccscceeeeeeseeeeeseeeeeeseeeseneeeeeeeeseeesenseneseneseness 49 Cleaning and inspecting the pump headS ccc ecccceeccceeecceeeecee cece eeeseeeeseeeeseeesegeeseseseaeesseeeeses 50 Replacing the diaphragm PC 310ID11D20NT 52 Replacing the valves PC 510 511 520 BC NEE 53 Notes regarding replacing diaphragms and valves at PC 610 611 620 NT cc eeceeeeeeeeeeeees 57 Cleaning and assembling COMPONE NMG cccccceeeeeeeeeeeeeeneeeeeeeneseneseeeesenesenesenenes 59 Notes on return to the factory ssc cesevescecece
21. head cover with valve heads and connections Pay attention to the correct orientation of the head covers Housing with cylinder pin The cylinder pin at the pump housing has to fit into the recess at the head cover Housing with mark Align the recess at the head cover with the mark at the pump housing zs Screw in the socket head screws at the head covers di agonally first slightly with a hex key size 5 then tighten GG Recommended torque 12 Nm sw Slip connecting tube onto hose connection of valve head Slide on the tube and the hose clip until touching the nose at the valve head Close hose clip with flat pliers Slot the blinds into the head cover Put head cover cowling on Slide the head cover cowling in the grooves of the blinds and under the connection fasteners Install the washers Use a Torx screw driver I X20 to screw in the 4 screws fixating the head cover cowling Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 56 of 63 Tighten the fillister head screws of the connection fasten ers with a Torx screw driver TX20 Close the hinged covers way t Detach the fixing of the hose at the inlet block of the pump ing unit Open the hose clip with a flat bladed screw driver Pull the hose off
22. of the pump and the leak rate of the system in case of no vacuum demand Choose the vacuum for switching on the pump again Switch on in order to ensure sufficient vacuum for all processes Preset Delay if necessary Start process by pressing key START STOP Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 34 of 63 Function Configuration In the menu Configuration the device parameters are preselected Preselections t The selection of the parameters is carried out via the selection knob GG Adjustment Adjustment of the pressure transducer under vacuum and or at atmospheric pressure see also section Readjustment of CVC 3000 Adjustment at atmospheric pressure is carried out at an absolute vacuum value between 1060 700 mbar and under vacuum at an absolute vacuum value between 0 20 mbar In the range between 20 and 700 mbar no adjustment is possible mbar is displayed GG RS 232 Configuration of the interface setting of parameters and commands see section Inter face Baud rate is selectable on 19200 9600 4800 oder 2400 parity on 8 N 1 7 O 1 oder 7 E 1 Handshake on no Xon Xoff or RTS CTS and remote on On or Om GG Sensors Selection of the pressure transducer to be controlled max
23. pressure Automatic venting becomes inactive if vacuum control is stopped STOP or VENT setting a pressure value using the command OUT SP__1 or if the function is changed Activate the command OUT SP_V again if necessary KK If remote operation is selected or deselected the user has to ensure that no dangerous status of the system due to the change of the mode of operation can occur and to provide appropriate safety measures especially if selecting remote operation interferes with a locally operated active process Connection plug arrangement 2 RxD 5 Mass 9 5V Bluetooth 3 TxD 7 RTS 4 DTR 8 CTS Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 39 of 63 Read commands CVC 3000 Operation Command Response Description current IN DN XXXX X mbar Torr hPa unit according to preselections pressure current speed IN PV 2 XXX 1 100 or HI time IN_PV_3 XX XX h m process runtime pressure IN_PV_X XXXX X XXXX X mbar pressure of all connected sensors operation time IN_PV_T XXXXdXXh operation time in days and hours of the controller device set IN_CFG XXXXXXXXXXXXXXXX BESSEREN 0 remote operation off ch remote operation on see 9 sensor quantity a eee 9 sensor number 0 remote module not connected a remote module connected 0 level sensor no
24. pump interior the diaphragms and the valves must be cleaned and the diaphragms and valves must be checked for cracks or other damage Check every capacitor regularly by measuring its capacity and estimating its operation time Exchange old capacitors early enough to prevent a failure The capacitors have to be replaced by an electrician Depending on individual cases it may be efficient to check and clean the pump heads on a regular basis In case of normal wear the lifetime of the diaphragms and valves is gt 10000 operating hours Prevent internal condensation transfer of liquids or dust The diaphragm and valves will be damaged if liquids are pumped in significant amount If the pump is exposed to corrosive media or in case of deposits maintenance should be carried out frequently Regular maintenance will improve the lifetime of the pump and also protect both man and environment Ensure that maintenance is done only by suitable trained and supervised tech nicians c Ensure that the pump cannot be operated accidentally Never operate the pump if covers or other parts of the pump are disassembled Never operate a de fective or damaged pump ts Before starting maintenance isolate the pump from the electrical supply and wait two minutes after isolating the equipment from mains to allow the capaci tors to discharge Avoid the release of pollutants Allow sufficient cooling of the pump Before starting maintenance Allow suffi
25. sensitivity low 31 sensitivity normal 4 Program 32 sensitivity high optional Language 0 German 1 English 0 acoustic signal off 2 French 1 acoustic signal on 3 Italian 0 Autostart off 4 Spanish 1 Autostart on 5 Turkish 0 pressure unit mbar 6 Korean 1 pressure unit Torr 7 Chinese 2 pressure unit hPa 8 Portuguese 0 C language 9 Russian A Polish B Dutch C Japanese unit according to preselection 0001 to 1060 mbar hPa or 0001 to 0795 Torr unit according to preselection 0001 to 1060 mbar hPa or 0001 to 0795 Torr speed in 100 HI unit according to preselection 0001 to 1060 mbar hPa or 0001 to 0795 Torr hh mm hours minutes unit according to preselection 0001 to 1060 mbar hPa or 0001 to 0795 Torr hh mm hours minutes programm 0 9 programm 0 9 total runtime until program step y 0 9 or time for program step y 0 9 additive pressure at program step y 0 9 X ie no venting valve in program step y 0 9 A 1 X d Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 venting valve in program step y 0 9 0 no Step in program step y 0 9 1 Step in program step y 0 9 0 no Auto in program step y 0 9 1 Auto
26. small hysteresis leads to frequent switch ing of the valve or the pump a too large hysteresis leads to imprecise control Suggested values see table for the Hysteresis are stored in the controller setup Auto land are adapted automatically to the preset pressure Adapting the hysteresis by the user is possible at any time The Hysteresis is adjustable in a range of 1 300 mbar and to Auto 100 200 500 700 og 1000 Set vacuum in mbar 5 10 50 Hysteresis in mbar 2 2 5 17 40 55 71 78 suggested values ts Maximum An upper pressure limit can be preselected The pump switches off if the pressure limit is exceeded e g at the end of suctions filtrations The pressure limit is only active after the pressure was below the Maximum before The Maximum is adjustable in a range of 1059 1 mbar minimum 1 mbar higher than the Get vacuum and to Om Off indicates that no maximum value is preset GG Delay Delay determines the time the pump with VMS and isolation valve and the coolant valve run on after stopping the process The Delay is adjustable in a range of 1 300 minutes and to Om ts Duration Duration determines the total process time since control start The process time is adjustable between 1 1440 minutes 24 h and to On Om indicates that no endpoint for pump down is determined lf a Duration is preset the controller switches off the pump if the preset process time is reache
27. strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 59 of 63 Cleaning and assembling components Overpressure safety relief device at exhaust vapour Condenser 638821 Loosen joint clip and remove catchpot To replace the pressure relief valve loosen the union nut at the exhaust vapour condenser Loosen the four Torx screws at the counter holder of the exhaust vapour condenser and remove the exhaust va pour condenser In doing so pull the PTFE hose out of the inlet of the exhaust vapour condenser Pull off the old pressure relief valve and install the new one Check for correct position of the PTFE foil under the pressure relief valve Feed the PTFE hose in the inlet of the exhaust vapour condenser and mount condenser with the counter holder Torx screws to the pump Fasten union nut Round bottom flask 500 ml coated 0 0a0nanaa0aanan 638497 O ring 28 X20 rade vetceteics nxndicctaccesisstebsiedsd setbeceesstedeceees 3120553 FPM at the spherical ground joint of the round bottom flask at the inlet O RING 20 X 2D ereina aei 638304 FEP bonded for increased chemical resistance Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009
28. the manufacturer Par la pr sente nous d clarons que le dispositif d sign ci dessus est conforme aux prescriptions de base des directives EU applicables et indiqu s en ci que concerne conception dessin et mod le vendu par nous m mes Cette d claration cesse d tre valable si des modifications sont apport es au dispo sitif sans notre autorisation pr alable Maschinenrichtlinie mit nderungen Machine directive with supplements Directive Machines avec des suppl ments 2006 42 EG Niederspannungsrichtlinie Low Voltage Directive Directive Basse Tension 2006 95 EG Richtlinie Elektromagnetische Vertr glichkeit Electromagnetic Compatibility Directive Directive Com patibilite Electromagnetique 2004 108 EG Angewandte Harmonisierte Normen Harmonized Standards applied Normes Harmonis es utilis es DIN EN 12100 2 DIN EN 61010 1 DIN EN 1012 2 DIN EN 61326 1 Managementsysteme Management systems Systemes de Management EN ISO 9001 EN ISO 14001 1997 2006 Wertheim 22 07 2008 Dr F Gitmans Dr J Dirscherl Gesch ftsf hrer Managing Director G rant Technischer Leiter Technical Director Directeur technique Alfred Zippe Str 4 97877 Wertheim Vakuumtechnik im System Tel 49 9342 808 0 Fax 49 9342 808 450 Technology for Vacuum Systems E Mail info vacuubrand de Technologie pour syst me vide Web www vacuubrand com Documents are only to be used and distributed completely a
29. valve closed 1 coolant valve open 0 in line valve closed 1 in line valve open 0 pump off 1 pump on Fault status IN ERR XXXXXXXXX i last interface command correct 1 last interface command incorrect be catchpot not full 1 catchpot full 0 no external fault Ji external fault 0 no fault at pressure transducer d fault at pressure transducer i no overpressure 1 overpressure e no fault at venting valve 1 fault at venting valve IJ no fault at coolant valve 1 fault at coolant valve IJ no fault at in line valve 1 fault at in line valve kb no fault at pump 1 fault at pump Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 Operation Command time pressure valve Step Auto IN Sp IN Sp IN SP 3 IN Sp A IN SP_5 IN SP 6 IN_SP_P1y IN_SP_P2y IN_SP_P3y IN_SP_P4y IN_SP_P5y IN_VER page 41 of 63 Read commands CVC 3000 Response XXXX mbar or XXXX Torr or XXXX hPa XXX XXXX mbar or XXXX Torr or XXXX hPa XX XX him XXXX mbar or XXXX Torr or XXXX hPa XX XX him XX XX XX h m S XXXX mbar CVC 3000 VX XX Description set vacuum maximum speed 100 HI switching on pressure for VACUULAN or two point control delay 00 00 Off switch off pressure Maximum for Vac contr
30. 00 115 V 50 60 Hz 120V 60 Hz supply voltage 10 Attention Observe specifica 230 V 50 60 Hz tions of rating plate Maximum rated current at 100 115 V 50 60 Hz 120 V 60 Hz A 3 4 5 7 230 V 50 60 Hz A 1 8 3 0 Device fuse slow blow fuse 6 3 A Motor protection thermal cutout manual reset Degree of protection IEC 529 IP 40 Inlet hose nozzle DN 10 mm Outlet hose nozzle DN 10 mm Coolant connection hose nozzle DN 6 8 mm Maximum permissible pressure of b r 6 absolute coolant at waste vapour condenser Permissible range of coolant tem oC Ap bis 20 perature Pumping speed of diaphragm pump Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 11 of 63 PC 510 NT PC 610 NT PC 511 NT PC 611 NT PC 520 NT PC 620 NT Dimensions L x W x H approx PC 510 NT PC 610 NT 422 x 256 x 520 PC 511 NT PC 611 NT 431 x 256 x 520 PC 520 NT PC 620 NT 431 x 274 x 520 Weight approx PC 510 NT PC 610 NT PC 511 NT PC 611 NT PC 520 NT PC 620 NT Technical data controller Controller CVC 3000 capacitive absolute pressure transducer ceramic Pressure transducer diaphragm alumina independent of gas type Display LCD graphic display illuminated Pressure units scale selectable mbar Torr or hPa Measuring range absolute 1080
31. Marked IN next to the valve seat The valve tongue points at the reniform orifice in the valve seat t Outlet side EX Marked with EX next to the valve seat The valve is ori ented the same way as the valve at the inlet side Position valve heads with connection tube or connection fastener and disc springs on the valve seats Position disc springs with camber upwards Pay attention to the correct orientation of the valve heads t Centre the valve head with respect to the valve seat The valve head must lie plane within the noses of the valve seat Valve head with gas ballast Insert square nut in the groove of the head cover or po sition square nut in the groove and screw on connection fastener afterwards GG Fix fillister head screw only slightly Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 55 of 63 Position clamping bracket with countersunk bores up wards Align the countersunk bores with the threaded pegs Fasten the countersunk screws slightly and correct the alignment of the valve heads if necessary Tighten countersunk screws with Torx screw driver T X20 Torque 3 Nm Vd zs Bring the diaphragms into a position in which they are in contact with the housing and centred with respect to the bore Put on
32. air and to reduce costs please enclose a detailed description of the problem and the product s operating conditions with every product returned for repair We submit quotations only on request and always at the customer s expense If an order is given the costs incurred are offset from the costs for repair or from the purchase price if the customer prefers to buy a new product instead of repairing the defective one If you do not wish a repair on the basis of our quotation the equipment might be returned to you disassembled and at your charge In many cases the components must be cleaned in the factory prior to repair For cleaning we use an environmentally responsible water based process Unfor tunately the combined attack of elevated temperature cleaning agent ultrasonic treatment and mechanical stress from pressurised water may result in damage to the paint Please mark in the health and safety clearance form if you wish a repaint at your expense just in case such a damage should occur We also replace parts due to optical aspects upon your request Before returning the equipment ensure that if applicable Equipment has been cleaned and or decontaminated All inlet and outlet ports have been sealed Equipment has been properly packed if necessary please order an original pack aging costs will be charged marked as appropriate and the carrier has been notified Ensure that the completed health and safety decla
33. al pressure reading is flashing one blip Overpressure at the pressure transducer pressure gt 1060 mbar Release pressure immedi ately risk of bursting AN Warning triangle and black valve symbol are flashing two blips External venting valve re moved or defective Connect valve or replace by a new one or reconfigure without valve Warning triangle and valve symbol are flash ing three blips NT VARIO VARIO B pump and in line valve connected Disconnect one component switch controller off on Warning triangle and coolant valve symbol are flashing four blips Coolant valve removed or defective Check connection cable of the valve or use new valve or reconfigure without valve Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 Fault No digital pressure read ing warning triangle is flashing five or seven blips Warning triangle and pump symbol are flash ing six blips Clock symbol is flashing control has stopped page 45 of 63 Possible cause Five blips External sensor defective or removed Seven blips Internal sensor defective NT VARIO VARIO B pump and VMS connected Fault at the VARIO pump or at the VMS Fault at the NT VARIO VARIO B pump Prese
34. cenisesasecerneyegecsxcceyecaisacsecsentuseceasecscecevesenteees 60 Health and safety clearance form ccccccceeeeeeeeeeeeeeeeseneeeeeeeeeseeneeenesenesenessnessanes 61 Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 5 of 63 Safety information NOTICE NOTICE A DANGER General information Read and comply with this manual before installing or operating the equipment Transport the pump at the provided handle Remove all packing material remove the product from its packing box remove the protective covers from the inlet and outlet ports and keep inspect the equipment If the equipment is damaged notify the supplier and the carrier in writing within three days state the item number of the product together with the order number and the supplier s invoice number Retain all packing material for inspection Do not use the equipment if it is damaged If the equipment is not used immediately replace the protective covers Store the equipment in suitable conditions Intended use GG The pump and all system parts must not be used on humans or animals Prevent any part of the human body from coming in contact with vacuum Ensure that the individual components are only connected combined and oper ated according to their design and as indicat
35. cient cooling of the pump e Attention The pump might be contaminated with the process chemicals that have been pumped during operation Ensure that the pump is decontaminated before maintenance and take adequate precautions to protect people from the effects of dangerous substances if contamination has occurred Ensure that the mainte nance technician is familiar with the safety procedures which relate to the prod ucts processed by the pumping system e Wear appropriate safety clothing when you come into contact with contaminated components Avoid the release of pollutants NOTICE Before starting maintenance vent the pump and isolate it from the vacuum sys tem em Set of seals for MZ ZCNTtorbCbhxsxNT 696869 Set of seals for MD 4C NT for PC Gas 696870 Diaphragm key WIT 66 aise denesinuecdsniavesseasdowcdnsestassnnntanenvexnsdundsveasttbaasiendaidannpecndd daedeehiadacedexunddenses 636554 Tools required metric diaphragm key w f 66 open ended wrench w f 17 hex key size 5 Phillips screw driver size 2 flat bladed screw driver 2 5 mm Torx screw driver TX20 flat pliers ts Please read section Replacing diaphragms and valves completely before starting maintenance Partially the pictures show pumps in other versions This doesn t influence replacing diaphragms and valves of the pump Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to chec
36. d also if a preset Minimum is still not reached Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 28 of 63 The screen shots show the factory set values Vac control 00 00 00 Set vacuum 100 mbar Hysteresis Auto Maximum Off Delay Off Duration Off Graphic a ee GE Back When selecting Graphic the display shows a pressure over time curve Vac control 80 mbar 00 13 00 The timeline in the diagram adapts automatically to the process time t Press the selection knob twice to return to the standard display Adjustment of the set vacuum during vacuum control Dynamic interactive adaption t Press the selection knob and keep pressed t Turning the knob for a 1 4 turn to the left causes pump down t Turning the knob for a 1 4 turn to the right causes venting t When the knob is released the actual value is taken over as new set value Alternatively Fine tuning The set vacuum can be adapted only by turning the selection knob while process is running c Turn the selection knob t A full turn causes a change of the set vacuum of 12 mbar t Turning the knob for one detent causes a change of the set vacuum of 1 mbar Documents are only to be used and distributed completely and unchanged It is strictly the users re
37. de between e g airport and laboratory Adjustment under vacuum An adjustment under vacuum is only possible if the pressure is lower than 20 mbar absolute Evacuate the measurement connection of the CVC 3000 to a pressure lt 0 1 mbar e g by applying a good two stage rotary vane pump n function Configuration select program Adjustment at the controller c The reading is automatically adjusted to zero Press the selection knob to confirm Note Adjustment under vacuum with an actual pressure higher than 0 1 mbar reduces the accuracy of the measurement If the pressure is significantly higher than 0 1 mbar adjustment to a reference pres sure is recommended Adjustment at a reference pressure Instead of adjustment under vacuum to a pressure lt 0 1 mbar adjustment to a precisely known reference pressure within the range of 0 20 mbar is possible Evacuate the measure ment connection of the CVC 3000 to a pressure within 0O 20 mbar In function Configuration select program Adjustment at the controller c The reading is automatically adjusted to zero sw Use the selection knob to adjust the display to the refer ence pressure at the vacuum line within the range of 0 20 mbar Press the selection knob to confirm Note The accuracy of the value of the reference pressure will directly affect the accuracy of the adjust ment If the nominal ultimate vacuum
38. diaphragm to measure the actual pressure independent of the gas type and depending on the vacuum i e absolute Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 18 of 63 Max permitted pressure at the pressure transducer 1 5 bar absolute t The display flashes at a pressure higher than 1080 mbar Release pressure immediately Risk of bursting t Inside a vacuum system where evaporation occurs e g rotary evaporator the vacuum is not uniform e g a con denser acts as pump or the vacuum in the pipeline is lower than in the system Therefore carefully choose position where to connect an external gauge head if applicable t Condensate and deposits in the pressure transducer affect the measuring result t Clean pressure transducer if necessary see section maintenance Connection of components at the controller At the rear side of the controller are connections for coolant valve and or external pressure transducer and or external venting valve a venting connection and a serial interface RS 232C Insert cable of components into the controller Do not cant when assembling or removing plug connections Separator at the inlet and exhaust waste vapour condenser Assembling the hose nozzle with union nut at the inlet Take the h
39. e Connect pipes gas tight at inlet and outlet of the pump e Attention Flexible elements tend to shrink when evacuated Provide a firm level platform for the equipment and check that the system to be evacuated is mechanically stable and that all fittings and hose connections are se cure Ensure a stable position of the pump without any mechanical contact except of the pump feet Comply with all applicable safety regulations Keep a distance of minimum 20 cm between fan and ambient parts e g housing walls Check fan regularly for dust dirt clean if necessary to avoid a cutback of ventilation If the equipment is brought from cold environment into a room for operation allow the equipment to warm up pay attention to water condensation on cold surfaces The diameter of the inlet and outlet pipeline should be at least as large as the diam eter of the pump connection pipelines Comply with all applicable and relevant safety requirements regulations and guide lines implement the required actions and adopt suitable safety measures Ambient conditions To the best of our knowledge the equipment is in compliance with the requirements of the applicable EC directives and harmonized standards see Declaration of con formity with regard to design type and model Directive IEC 1010 EN 61010 gives in detail conditions under which the equipment can be operated safely see also IP degree of protection Adopt suitable measures
40. ed copy of this form to us in advance The declaration must arrive before the equipment Enclose a second completed copy with the product If the product is contaminated you must notify the carrier GGVE GGVS RID ADR b Inevitably the repair process will be delayed considerably if this information is missing or this procedure is not obeyed We hope for your understanding for these measures which are beyond our control and that you will assist us in expediting the repair procedure c Make sure that you know all about the substances which have been in contact with the equipment and that all ques tions have been answered correctly and in detail 1 Product Model cecceeeeeeeeneeeeees 5 Way of transport carrier 3 List of substances in contact with the equipment or reaction products 3 1 Chemical substance name chemical symbol If the paint is damaged we wish a repaint or a replacement of parts due to optical as pects at our expense see Notes on return to the factory Q yes LI no We declare that the following measures 3 2 Important information and precautions where applicable have been taken e g danger classification The oil nas been drained from the product Important Dispose of according to national regula tions The interior of the product has been cleaned All inlet and outlet ports of the product have been sealed The product has been properly packed if neces sary
41. ed in the instructions for use t Comply with notes on correct vacuum and electrical connections see section Use and operation e The pumps are designed for ambient temperatures during operation between 10 C and 40 C Check the maximum temperatures especially if installing the pump in a cabinet or a housing and make sure ventilation is adequate Install an external automatic ventilation system if necessary If pumping hot process gases make sure that the maximum permitted gas inlet temperature which depends on several parameters like inlet pressure or ambient temperature see Technical data is not exceeded e Particles and dust must not be aspirated S R Use the equipment for the intended use only i e for generation control and meas urement of vacuum in vessels designed for that purpose Setting up and installing the equipment Equipment must be connected only to a suitably fused and protected electri cal supply and a suitable earth point Failure to connect the motor to ground may result in deadly electrical shock The mains cable may be fitted with a moulded European IEC plug or a plug suit able for your local electrical supply If the plug has been removed or has to be removed the cable will contain wires colour coded as follows green or green and yellow earth blue or white neutral brown or black live t Due to the high compression ratio of the pump the pressure at the outlet port might get higher than
42. evaporator Semi automatic distillation and evaporation ER ER ER Select function Pump down Start process by pressing key START STOP Observe process As soon as evaporation starts press key MODE switching to Vac control The vacuum level is kept constant at the boiling pressure Fine tuning of the vacuum value is possible by turning the selection knob alternatively Diaphragm pump with isolation valve and or Vacuum Management System SS S Select function Vac control Set Set vacuum and Hysteresis if necessary depending on the solvent and the temperature Set the Set vacuum to a value which ensures that the solvent boils definitely with respect to hyster esis and the set bath temperature To set Maximum is usually not necessary because the pressure does not increase at the end of the evaporation Set a value for Duration if the process should be terminated at the end of a definite time automati cally Use Delay to pump condensate out of the pump at the end of the process During Delay the cool ant is still running The isolation valve is closed and so the pump is separated from the apparatus Start process by pressing key START STOP Vacuum for VACUU LAN networks ER ER S R Select function VACUULAN Set Set vacuum to a pressure value which can be reached in the vacuum network reliably under consideration of the ultimate vacuum
43. fter switching off on Contact local distributor Pump does not start or stops immediately Warn ing triangle and pump symbol are flashing Pump has been exposed to condensate Device fuse blown Overpressure in the exhaust line Allow pump to run for some minutes with atmospheric pressure at the inlet Identify cause of failure Re place device fuse Open exhaust line ensure a free pressureless outlet line Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 46 of 63 Fault Possible cause Remedy LJ Pump does not achieve Wrong setting at controller Choose function Pump its ultimate vacuum or down and check again usual pumping speed Leak in the pipeline or vacu Check connection pipeline um system and vacuum system Long narrow line Use lines with larger di ameter length as short as possible Pump has been exposed to Allow the pump to run for condensate some minutes with open inlet port Deposits have been formed Clean and inspect the pump inside the pump heads Diaphragms or valves defec Replace diaphragms and or tive valves Outgassing substances or Check process parameters vapour generated in the proc ess Pump too hot Allow pump to cool down identify and eliminate cause
44. he diaphragm key to grip the diaphragm support disc below the diaphragm Unscrew diaphragm support disc with diaphragm and dia phragm clamping disc Check for washers between the diaphragm support disc and the connecting rod Do not mix the washers from the different pump heads Make sure that the original number is reassembled at the individual pump head If the old diaphragm is difficult to separate from the support disc immerse assembly in naphtha or petroleum ether Do not inhale Too small number of washers The pump will not attain ultimate vacuum Too many washers Clamping disc will hit head cover noise or even blockade of the pump Position new diaphragm between diaphragm clamping disc with square head screw and diaphragm support disc Attention Position diaphragm with pale side towards dia phragm clamping disc to pump chamber Make sure that the square head screw of the diaphragm clamping disc is correctly seated in the guide hole of the diaphragm support disc Lift diaphragm at the side and position carefully together with diaphragm clamping disc and diaphragm support disc in the diaphragm key Avoid damage of the diaphragm Do not bend diaphragm too much Assemble the original number of washers between sup port disc and connecting rod Screw diaphragm clamping disc diaphragm diaphragm support disc and washers if applicable to connecting rod Optimum torque for the diaphragm support disc 6 Nm it is recomme
45. i cians Ensure that the maintenance technician is familiar with the safety procedures which relate to the products processed by the pumping system In order to comply with law occupational health and safety regulations safety at work law and regulations for environmental protection vacuum pumps components and measuring instruments returned to the manufacturer can be repaired only when certain procedures see section Notes on return to the factory are followed Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 10 of 63 Technical data PC 510 NT PC 610 NT Type PC 511 NT PC 611 NT PC 520 NT PC 620 NT Maximum pumping speed e 50 60 Hz ISO 21360 m h 2 0 2 3 3 4 8 Ultimate vacuum absolute without obar 7 15 gas ballast Ultimate vacuum absolute with mbar 12 3 gas ballast Maximum permissible inlet pres bar 1 1 sure absolute Maximum permissible outlet pres bar re sure absolute l Maximum permissible pressure ar 12 absolute at gas ballast valve l Permissible ambient temperature C 10 to 60 10 to 40 storage operation Permissible relative atmospheric moisture during operation 30 to 85 no condensation z Rated motor power kW l 20 No load speed 50 60 Hz 50 60 Hz min 1500 1800 Maximum permissible range of 1
46. ime since the vacuum was below Set vacuum and Switch on levels is longer than Delay the pump is stopped Pump is started again if the pressure increases rapidly or if the Switch on level is exceeded The delay is adjustable in a range of 1 300 minutes and to On The screen shot shows the factory set values VACUULAN 40 mbar VACUULAN Seege 0 13 00 Set vacuum 25 mbar Switch on 200 mbar Delay 15 min Graphic Back When Graphic is selected the display shows a pressure over time curve right screen shot The timeline in the diagram adapts automatically to the process time t Press the selection knob twice to return to the standard display Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 32 of 63 Examples for use Assembly of a vacuum system GG Assemble vacuum connection lines between controller vacuum pump diaphragm pump with isola tion valve or Vacuum Management System and apparatus ts Assemble electrical connections t Connect coolant if necessary Vacuum for filtration and suction t Select function Pump down GG Set Minimum to a value which does not lead to evaporation of the solvent t Start process by pressing key START STOP alternatively t Select functio
47. imum 4 external sensors t Display Selection of the device parameters Brightness between 0 100 Contrast between 0 100 Sound On or On Units mbar hPa or Torr Language German English French Italian Spanish Turkish Korean Chinese Portuguese Russian Polish Dutch Japanese t Autostart If Autostart is set to On the controller restarts a running process automatically after a mains failure If this is undesired set Autostart to Off Attention If Autostart is preselected the process starts immediately after power failure without pressing any further key It is the user s responsibility to ensure that no dangerous status of the sys tem due to the automatic start up can occur and to provide appropriate safety measures If neces sary the user has to check prior to using the equipment if the option Autostar is enabled t Defaults If Defaults is set to Load the controller is reset to factory set values All stored programs are deleted The screen shot shows the factory set values Configuration Adjustment 1013 mbar RS 232 Sensors Display Autostart Off Defaults Cancel Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual n
48. in case of differences e g using the equipment outdoors installation in altitudes of more than 1000 m above mean sea level conductive pol lution or bedewing Pay attention to the permissible maximum ambient and gas inlet temperatures see Technical data Operating conditions The pumps have no approval for operation in or for pumping of potentially explosive atmospheres The pumps are not suitable to pump unstable substances and substances which react explosively under impact mechanical stress and or when being exposed to elevated temperatures without air self inflammable substances substances which are inflammable without air and explosive substances Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 7 of 63 The pumps are not suitable for pumping substances which may form deposits inside the pump Deposits and condensate in the pump may lead to increased temperatures even to the point of excessing the maximum permitted tempera tures If there is a danger of formation of deposits in the pump chamber check inlet and outlet of the pump inspect the pump chambers regularly and clean if necessary The pumps are not suitable for pumping dust and have no approval for opera tion below ground If pumping different substances i
49. isolation valve e Operation of a vacuum pump without isolation valve with VMS Vacuum Management System see Accessories Preselections t The selection of the parameters is carried out via the selection knob All parameters are also change able during running operation control ts Minimum The controller switches off the pump or closes the isolation valve when the preset value for Minimum is reached Minimum is adjustable in a range of 1 1060 mbar and to On A preset Duration process time is without function if the process is stopped due to a preset Mini mum before Duration is reached t Delay Delay determines the time the pump with VMS and isolation valve and the coolant valve run on after stopping the process The Delay is adjustable in a range of 1 300 minutes and to Om ts Duration Duration determines the total process time since its start The process time is adjustable between 1 1440 minutes 24 h and to Om Off indicates that no endpoint for pump down is determined If a Duration is preset the controller switches off the pump if the preset process time is reached also if a preset Minimum is still not reached t f neither Minimum nor Duration are preset process control has to be stopped by pressing key STOP The screen shot shows the factory set values Pump down 10 mbar Minimum Off Delay Off Duration Off Graphic Back
50. k carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 50 of 63 Cleaning and inspecting the pump heads The replacement of the diaphragm and the replacement of the valves can be carried out separately t To replace the valves the head cover has not to be removed t To maintain the diaphragms the valve heads and the fittings don t have to be disassembled The head covers can be removed conjointly with the assembled valve heads and fittings View of the disassembled pump head parts fig MD 4C NT 1 Cylinder pin mark 2 Connecting rod 3 Housing 4 Washer 5 Diaphragm support disc 6 Diaphragm 7 Diaphragm clamping disc with square head screw 8 Socket head screw 9 Blind 10 Head cover 11 Square nut 12 Fillister head screw 13 O0 ring 14 Valve 15 Valve head 16 Hose nozzle 17 Connection fastener with hinged cover 18 Disc spring 19 Clamping bracket 20 Countersunk screw 21 Hose clip 22 Connection tube Replacing diaphragms and valves is described for a pump NOTICE MZ 2C NT PC 510 511 520 NT Perform replacing diaphragms and valves at pumping units PC 610 611 620 NT analogously see also ahead Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 51 of 63
51. le A 100 230 V 3 5 A EE 676001 VMS module A 100 230 V 3 5 A UR 676002 VMS module A 100 230 V 3 5 A CH 676003 VMS module A 100 230 V 3 5 A US wosccccccisciccsticavencsdaennssesnnns d e ielsmnesdedandncseudduideasdealews 676004 The 2x5 pole connection cable and the country specific adapter cable included in the VMS Module A set are not necessary for pumping units NT but VMS adapter CAI 6 arcccsistic since sass Zeng Sen EE EE ee e ENEE dees SE deg 636655 to connect Vacuum Management System VMS Module A to CVC 3000 Connection cable IEC plug IEC socket 0 0 ceccccceeeeeceeeeeeaeeeeeseeeeesaeeesaeeeeseaeeesaaeeeeaeeees 636466 to connect Vacuum Management System VMS Module A to NT pumping unit t To connect a VMS Module A to a NT pumping unit remove the plug at the lower side of the terminal box of the pump ing unit and connect pump using the connection cable IEC plug IEC socket to VMS Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 49 of 63 Replacing diaphragms and valves All bearings are encapsulated and are filled with long life lubricant Under normal operating conditions the pump is maintenance free The valves and diaphragms as well as the motor capacitors are wear parts If the rated ultimate vacuum is no longer achieved the
52. lected process time has passed Remedy Plug in sensor or use new one or reconfigure without sensor Contact local distributor Disconnect one component restart controller Check pump and or VMS or reconfigure Check pump and cable con nections restart controller Confirm by pressing key START STOP Internal venting valve does not react valve symbol is displayed External pressure transducer connected and active Select internal pressure transducer or connect exter nal venting valve Venting valve does not respond valve symbol is displayed Function Vac control Control stops arrow up is flashing Venting valve contaminated Preset maximum pressure exceeded Clean valve Confirm by pressing key START STOP Adapt maxi mum pressure value if nec essary Function Pump down Control stops arrow down is flashing Pressure below preset mini mum pressure Confirm by pressing key START STOP Adapt mini mum pressure value if nec essary Function is not displayed no menu Controller does not respond when pressing keys except ON OFF PC symbol is displayed No controllable device con nected valve VMS VARIO pump Controller in remote mode Connect devices or use con troller as measuring device Control CVC 3000 via in terface or switch off remote mode Controller does not respond when operat ing any keys No change a
53. lve always in the supply line of the exhaust waste vapour con denser if applicable During operation e Maximum ambient temperature 40 C e Make sure ventilation is adequate if pump is installed in a housing or if ambient temperature is elevated e Potentially dangerous gases or vapours at the outlet of the pump have to be drained and disposed appropriately e Due to the high compression ratio of the pumps pressure at the outlet port might be generated being higher than the maximum permissible pressure compatible with the mechanical stability of the system Ensure that the pump outlet cannot become blocked or restricted If pump is installed in altitudes of more than 1000 m above mean sea level check compatibility with applicable safety requirements e g IEC 60034 motor may over heat due to insufficient cooling Do not start the pump if the pressure at outlet port exceeds maximum 1 1 bar absolute Attempts to start the pump at higher pressures may cause blockade and damage of the motor Check compatibility with maximally permitted pressure at inlet and outlet Prevent internal condensation transfer of liquids or dust The diaphragm and valves will be damaged if liquids are pumped in significant amounts Check the pump regularly for external soiling and deposits clean if necessary to avoid an increase of the pump s operating temperature If pumping condensable vapours water vapour solvents let the pump run with ga
54. mbar 0 1 mbar 810 Torr 0 1 Torr Maximum control range 1060 mbar 1 mbar 795 Torr 1 Torr Resolution 0 1 mbar Maximum permissible pressure at pressure transducer absolute 1 5 bar 1125 Torr Maximum permissible temperature of gaseous continuous operation 40 C media for short periods up to 80 C Measurement uncertainty absolute after careful adjustment and at constant temperature lt 1 mbar 0 75 Torr Temperature coefficient lt 0 07 mbar K 0 05 Torr K Ambient temperature range operation 10 C to 40 C Ambient temperature range storage 10 C to 70 C Permitted relative atmospheric moisture during l 30 to 85 operation no condensation Maximum permitted current of connected valves connected components 4A Venting connection hose nozzle for hose ID 4 5 mm Maximum admissible pressure at venting connection 1 2 bar 900 Torr absolute Degree of protection according to IEC 529 IP 42 front side Interface RS 232 C The actual vacuum control range in your special application might be reduced due to ultimate vacu um of the pump quantity of gas occurring etc Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 12 of 63 Gas inlet temperatures Operating
55. mpletely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 44 of 63 Troubleshooting Fault Possible cause Q No display Q Display disappears Mains not plugged in Device switched off VACUU e BUS cable to inter nal power supply not plugged in at controller Other causes device defec tive Too much load e g valves connected Short circuit at connected valves Short circuit at the RS 232 plug Other causes device defec tive Plug in mains plug of pump ing unit Switch on device Plug in VACUU e BUS cable at controller CVC 3000 Contact local distributor Check current draw of the connected devices Replace valves Check plug and cable Contact local distributor Q Pressure reading incor rect Device not adjusted Humidity in the measurement chamber Pressure transducer contami nated Readjust CVC 3000 Let the pressure transducer dry e g by pumping Read just if necessary Determine and eliminate the cause for humidity See Cleaning the pressure transducer Digital pressure read ing is flashing 0 0 is displayed Pressure transducer not correctly adjusted under vacuum Adjust CVC 3000 correctly No digital pressure read ing Pressure transducer defec tive Contact local distributor Digit
56. n Vac control GG Set Set vacuum and Hysteresis if necessary so that no evaporation of the solvent occurs GG Set Maximum to switch off the pump at the end of the process or in case of a filter cake crack pres sure increase t Start process by pressing key START STOP t Tip for filtration Adjust preset pressure to a value well above the boiling pressure of the solvent e g water gt gt 20 mbar Set the maximum pressure to e g 500 mbar Once the filtration has finished the pressure increases and the pump is switched off automatically Vacuum for gel dryer drying chambers and vacuum concentrators t Select function Pump down GG Set Minimum to prevent volatile components to evaporate The process is stopped automatically as soon as Minimum is reached t Start process by pressing key START STOP alternatively t Select function Vac control to dry at a predetermined vacuum level GG Set Set vacuum to the evaporation vacuum of the solvent Adapt Hysteresis if necessary t Seta process time Duration if necessary t Start process by pressing key START STOP Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 33 of 63 Vacuum for distillation and evaporation e g rotary
57. nd unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 63 of 63 Disclaimer Our technical literature is only intended to inform our customer The validity of general em pirical values and results obtained under test conditions for specific applications depend on a number of factors beyond our control It is therefore strictly the users responsibility to very carefully check the validity of application to their specific requirements No claims arising from the information provided in this literature will consequently be entertained VACUUBRAND GMBH CO KG Alfred Zippe Str 4 97877 Wertheim Technologie Vacu ms Tel 49 9342 808 0 Fax 49 9342 808 450 eur Moree lag S E Mail info vacuubrand de vacuubrand 2009 VACUUBRAND GMBH CO KG Printed in Germany WEE Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009
58. nded to use a torque key Attach hex key to diaphragm key hexagonal bolt 6 mm wide Attention Never use the diaphragm key with any addi tional tools like tongs or hex keys without torque limita tion Replacing the valves PC 510 511 520 NT Open the hinged cover of the connection fastener with a flat bladed screw driver Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 54 of 63 Loosen connection fastener slightly Turn the fillister head screw with a Torx screw driver TX20 one turn at most t Do not detach the fillister head screw from the square nut Loosen the clamping brackets on the valve heads Unscrew at each clamping bracket the two countersunk screws with a Torx screw driver TX20 Remove the clamp ing brackets y Remove valve heads conjointly with disc springs con nection tube and connection fasteners or move the valve heads carefully aside Note or mark the position and orien tation of the valve heads Note position of valves Check valves and O rings for damages and soiling Replace valves or O rings if necessary Use petroleum ether or industrial solvent to remove de posits Do not inhale LA s y Insert O rings and valves See figure for the correct posi tion of the valves Inlet side IN
59. o 999188 19 05 2009 page 35 of 63 Readjustment of CVC 3000 The vacuum gauge was adjusted using factory standards which are traceable NOTICE through regular calibration in an accredited laboratory German Calibration service to the German national pressure standard Depending on the process and or ac curacy requirements check the adjustment and readjust if necessary For readjust ment the device has to be adjusted both at atmospheric pressure as well as under vacuum but only if the reference pressures are certainly known The adjustment mode can be activated only if the process control is inactive Press key START STOP if necessary In the range between 20 and 700 mbar no adjustment is pos sible mbar is displayed Adjustment at atmospheric pressure An adjustment at atmospheric pressure is only possible if the pressure is higher than 700 mbar Ventilate the measurement connection of the CVC 3000 and or the vacuum system Make sure that the pressure trans ducer is at atmospheric pressure n function Configuration select program Adjustment at the controller Use the selection knob to adjust the reading to the current atmospheric pressure Press the selection knob to confirm H S 3 J Note To determine the actual atmospheric pressure use an accurate barometer or get accurate read ing from the weather service the next airport take into account the difference in altitu
60. of a diaphragm pump is used as reference vacuum the accuracy of the controller might be doubtful The diaphragm pump may not achieve the specified value due to condensate poor condition failure of valves or diaphragm leaks Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 36 of 63 Calibration in the factory Control of measuring equipment The VACUUBRAND DKD calibration laboratory is accredited by the Physikalisch Technische Bun desanstalt PTB German national institute for science and technology and the highest technical author ity of the Federal Republic of Germany for the field of meteorology and certain sectors of safety engi neering for the measurable variable pressure in the pressure range from 10 mbar to 1000 mbar in accordance with the general criteria for the operation of testing laboratories defined in the DIN EN ISO IEC 17025 2000 series of standards Calibration in the VACUUBRAND calibration laboratory To meet the requirements of the DIN ISO 9000ff and 10012 series of standards regarding the calibra tion of inspection measuring and test equipment at specified intervals To document that the vacuum gauges calibrated are traceable to national standards of the PTB DKD calibration controller CVC 2000 900217 Interface parameters
61. ol Minimum for Pump down process runtime time in program step y 0 9 pressure in program step y 0 9 0 no venting valve in program step y 0 9 1 venting valve in program step y 0 9 0 no Step in program step y 0 9 1 Step in program step y 0 9 0 no Auto in program step y 0 9 1 Auto in program step y 0 9 software version Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 42 of 63 Write commands CVC 3000 Operation function Command OUT MODE Attention If control is running only switching from 1 to 2 2 to 3 and 3 to 2 is possible with takeo ver of the set vacuum configuration bus monitoring set vacuum set vacuum with venting speed OUT_CFG OUT SP 1 OUT Sp V OUT SP 2 start up pressure OUT SP_3 delay OUT SP 4 switch off pressureOUT SP_5 switch off time open program store program time pressure valve Step Auto OUT_SP 6 OUT Sp PL OUT Sp PS OUT Sp Pty OUT_SP_P2y OUT_SP_P3y OUT_SP_P4y OUT _SP_P5y Parameter X KN i XXXX XXXX XXXX XX XX XXXX AA AA A A AA AA AA XX XX XK XXXX Description 0 VACUULAN 1 Pump down 2 Vac control 3 Auto mode gt 30
62. ose nozzle with attached compression ferrule and union nut out of the round bottom flask and put onto inlet connection Tighten the union nut by hand until you can feel the stop Then tighten an addi overpressure safety relief device catchpot at the outlet catchpot at the inlet coolant outlet hose nozzle 6 8 mm outlet gas hose nozzle 10 mm ag coolant inlet hose nozzle 6 8 mm tional 1 4 rotation with an open ended wrench size 17 for final installation Round bottom flasks The catchpot at the inlet prevents droplets and particles from entering the pump t Lifetimes of diaphragms and valves are enhanced ts Improves vacuum in case of condensation Both round bottom flasks are coated with a protective layer to prevent disintegration in case of breakage or implosion Assemble the catchpots at the inlet and at the outlet using joint clips Exhaust waste vapour condenser Assemble hose nozzles for coolant inlet and coolant outlet pipelines at the exhaust waste vapour condenser The exhaust waste vapour condenser enables an efficient condensation of the pumped vapours at the outlet t No backflow of condensates t Controlled recovery of condensates t Next to 100 solvent recovery t The isolation cover protects against glass splinters in case of breaking acts as thermal isolation to avoid condensa tion of humidity and is intended to absorb shocks Documents are only to be
63. ration is enclosed We hope for your understanding for these measures which are beyond our control Scrapping and waste disposal Dispose of the equipment and any components removed from it safely in accordance with all local and national safety and environmental requirements Particular care must be taken with components and waste oil which have been contaminated with dangerous substances from the process Do not incinerate fluoroelastomer seals and O rings You may authorize us to dispose of the equipment at your expense Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 61 of 63 Health and safety clearance form Declaration concerning safety potential hazards and safe disposal of waste e g used oil Safety and health of our staff laws and regulations regarding the handling of dangerous goods occupational health and safety regulations safety at work laws and regulations regarding safe disposal of waste e g waste oil require that for all pumps and other products this form must be sent to our office duly completed and signed before any equipment is dispatched to our premises Products will not be accepted for any procedure and handling and repair DKD calibration will not start before we have received this declaration a Fax or post a complet
64. remote operation on no automatic switch off automatic switch off no venting valve venting valve no coolant valve coolant valve VACUU LAN continuous pumping vacuum control without automatic vacuum control with automatic last command to interface incorrect maloperation mode pressure transducer overpressure fault pump electronics VACUUsLAN inactive pumping down current pressure gt selected pressure pumping down time for automatic switching off is running system is switched off continuous pumping inactive active vacuum control inactive current pressure gt selected pressure current pressure selected pressure 1mbar current pressure lt selected pressure automatic inactive determining boiling point adjusting boiling point system is switched off venting valve not driven closed venting valve driven open coolant valve not driven closed coolant valve driven open Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 38 of 63 Write commands CVC 2000 Operation function set vacuum set vacuum with venting selected frequency pressure for restart VACUU LAN delay vacuum for automatic switching off time for automatic Command OUT MODE OUT SP 1
65. riate safety measures e Make sure ventilation is adequate if the pumping unit is installed in a housing or if ambient temperature is elevated Provide external venting if necessary Keep a distance of minimum 20cm between fan and ambient parts N OTIC E Avoid throttling losses by using connecting pipes with large diameter and keep them as short as possible In case of perturbing exhaust noise connect an exhaust hose or use a silencer see Accessories Install outlet pipelines always falling to avoid backflow of condensate towards the pump When assembling ensure vacuum tightness After assembly check the complete system for leaks Secure hose connections at the pump appropriately against accidental detaching The VACUUBRAND controller CVC 3000 can only be operated with components which are compatible to the VACUUBRAND VACUU BUS system see accessories The vacuum controller controls VACUUBRAND diaphragm pumps NT as well as op tional coolant and venting valves Connected components e g venting valve level sensor external pressure transducer 3000 series are detected and configurated automatically Do not use more than one controller within the same VACUU BUS system Sev eral controllers in the same VACUU BUS system will interfere with each other and result in error messages of the connected components pumps valves The vacuum controller CVC 3000 is equipped with an integrated capacitive pressure transducer with ceramic
66. roof wide range power supply with integrated overload protection In case of overload the motor is shut down by a self hold thermal cutout in the winding Attention Reset possible only manually Switch off the pump or isolate the equip ment from mains Identify and eliminate the cause of failure Wait approx five min utes before restarting the pump Attention In case of supply voltage below 100V the lock of the cutout might be restricted and the pump might restart on its own after sufficient cooling down Take suitable precautions if an automatic restart of the pump may lead to a critical dan gerous situation Do not start the pump if the pressure difference between inlet and outlet port ex ceeds 1 1 bar at maximum Prevent any backpressure of gases and the backflow of condensates Never suck liquids or dust into the pump The A weighted emission sound pressure level of the pump does not exceed 70 dB A Measurement according to EN ISO 2151 2004 and EN ISO 3744 1995 with standard silencer or exhaust tube at outlet Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 A DANGER gt WE e page 9 of 63 Maintenance and repair Wear parts have to be replaced regularly In case of normal wear the lifetime of the diaphragms and valves is gt
67. s ballast to reduce condensation in the pump In case of overload the motor is shut down by a self hold thermal cutout in the winding Attention Reset possible only manually Switch off the pump or isolate the equip ment from mains Identify and eliminate the cause of failure Wait approx five min utes before restarting the pump Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 A DANGER NOTICE page 20 of 63 Attention In case of supply voltage below 100V the lock of the cutout might be restricted and the pump might restart on its own after sufficient cooling down Take suitable precautions if an automatic restart of the pump may lead to a critical dan gerous situation Avoid high heat supply e g due to hot process gases A warm up period approx 15 min is required to ensure that rated ultimate vacuum and pumping speed are attained Attention Important notes regarding the use of gas ballast When using air rather than inert gas risk of significant damage to equipment and or facilities risk of personal injury or even loss of life exists due to the formation of hazardous and or explosive mixtures if air and pumped media react inside or at the outlet of the pump Make sure that air gas inlet through the gas ballast valve never leads
68. sponsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 29 of 63 Function Program Ten programs with up to ten program steps with preset values for vacuum and time can be set and stored ts Edit Preset values for the process run can be edited Time Process runtime for each program step to reach a preset vacuum level or if setting Gren runtime after having achieved the vacuum level The summed up total process runtime is shown in the base line Attention A preset runtime of 99 59 59 hours in the final program step will cause the process to run endlessly Termination of the process by pressing key STOP Vacuum Vacuum value to be attained Venting valve Operation of a venting vale to reach a preset vacuum value Step Step causes pump down as fast as possible to the preset vacuum level As soon as the vacuum level is reached the time meter starts running GG Open Open programs Program 0 9 ts Store This command stores an edited program or the program of the just expired process to one of the storage spaces 0 9 ts Hysteresis Control bandwidth of a two point control A too small hysteresis leads to frequent switch ing of the valve or the pump a too large hysteresis leads to imprecise control Suggested values for the hysteresis are stored in the controller setup Auto land are adapted automatically to the preset pressure Adapting the hy
69. steresis by the user is possible at any time The hysteresis is adjustable in a range of 1 300 mbar and to Auto t Delay Delay determines the time which the pump with VMS and isolation valve and the coolant valves run on after stopping the process The Delay is adjustable in a range of 1 300 minutes and to Om Editing t To select row turn and press selection knob c Turning the selection knob adjust parameter t Pressing the selection knob confirm parameter jump to next parameter GG After 5 seconds without change the parameter is accepted automatically The screen shot shows the factory set values Program S TE Program 5 4 1013mbar EE Edit Open 0 Store 0 Hysteresis Auto Delay Off Graphic Back When Graphic is selected the display shows a pressure over time curve right screen shot The number of the program with program step the set vacuum the actual vacuum and the runtime are displayed The timeline in the diagram adapts automatically to the process time t Press the selection knob twice to return to the standard display The last process not in operation mode VACUULAN is stored in the temporary data memory as long as the controller stays switched on This program can be transferred to a storage space and edited Attention If the controller is set to Defaults On all stored programs are deleted Documents are only to be used and distribu
70. stomers with this high quality standard We know that the vacuum pump cannot replace all of your real work and hope that our products con tribute to an effective and trouble free realisation of your work Yours VACUUBRAND GMBH CO KG After sales service Contact your local dealer or call 49 9342 808 193 A DAN G z D Danger Immediate danger Death or severe injuries as well as damage to equipment and environment can occur t Warning Possible danger Severe injuries as well as damage to equip ment and environment can occur e Caution Possible danger Slight injuries as well as damage to equip ment and environment can occur Note Disregarding of notes may cause damage to the product Caution Hot surface Isolate equipment from mains before removing the cover Laf Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 3 of 63 Reset Language selection 1 switch off CVC 3000 English Francais Italiano Espanol T rk e Sta FAX CVC 3000 Deutsch English Frangais 4 press d Gute Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 4 of 63
71. switch off the controller Switch on the controller and press the selec tion knob within 2s Maximum ten commands per second are possible Read commands and commands REMOTE CVC and STORE can be sent always The sending of other write commands is only possible if Remote on is selected The commands have to be written in capital letters Command and parameter have to be separated by a blank The string is terminated with lt CR gt or lt CR gt lt LF gt The return of the controller is always terminated with lt CR gt lt LF gt Numerical values and parameters can be written without leading Zeros The return of the controller is always with leading zeros gt gt L A A Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 37 of 63 Read commands CVC 2000 Operation current pressure current frequency device set preselections maloperation mode status of process control Command Response IN DV IN DV 2 IN CFG IN ERR IN STAT XXXX mbar or un XXXX Torr or XXXX hPa XX X Hz XXXXX 0 1 0 1 0 1 O 1 0 1 2 3 XXXX 1 XXXX 00 01 02 03 10 11 20 21 22 23 30 31 32 33 O 1 O Description it according to preselections remote operation off
72. t connected t level sensor connected 0 fault indicator not connected 1 fault indicator connected 0 venting valve not connected 1 venting valve connected 0 coolant valve not connected 1 coolant valve connected 0 in line valve not connected 1 in line valve connected 0 VMS not connected 1 VMS connected 0 VARIO pump not connected 1 VARIO pump connected 0 acoustic signal off 1 acoustic signal on 0 autostart off 1 autostart on 0 pressure unit mbar Language 1 pressure unit Torr 0 German 2 pressure unit hPa 1 English 0 C language hexadecimal 2 French 0 VACUULAN 3 Italian 1 Pump down 4 Spanish 2 Vac control 5 Turkish 3 Auto mode 6 Korean 4 Program 7 Chinese 5 Measuring device 8 Portuguese 9 Russian A Polish B Dutch C Japanese Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 40 of 63 Read commands CVC 3000 Operation Command Response Description Status IN STAT XXXXXX process control 0 control off 1 pump down determinating boiling point 2 set vacuum reached boiling pressure found 3 current pressure below set vacuum automatic switch off 0 VACUULAN 1 Pump down 2 Vac control 3 Auto mode 4 Program 5 measurement device 0 venting valve closed 1 venting valve open 0 coolant
73. t is recommended to purge the pump with air or NOTICE inert gas prior to changing the pumped media in order to pump out residues and to avoid reactions of the pumped substances with each other and with the pump ma terials Take into consideration interactions and chemical reactions of the pumped me dia Ensure that the materials of the wetted parts are compatible with the pumped substances see section Technical data Safety during operation A DANGER sw Adopt suitable measures to prevent the release of dangerous toxic explosive A corrosive noxious or polluting fluids vapours and gases In case install an ap propriate collecting and disposal system and take protective action for pump and environment The user must take suitable precautions to prevent any formation of explosive mixtures in the expansion chamber or at the outlet In case of e g a diaphragm crack mechanically generated sparks hot surfaces or static electricity may ignite these mixtures Use inert gas for gas ballast or venting if necessary Potentially explosive mixtures at the outlet of the pump have to be drained ap propriately sucked off or diluted with inert gas to non explosive mixtures Pay attention to the symbol bot surfaces on the equipment Adopt suitable measures to prevent any danger arising from the formation of hot surfaces or electric sparks Provide a suitable protection against contact if necessary Pumping at high inlet press
74. tall level sensor see Accessories Permissible range of coolant temperature at the exhaust waste vapour condenser 15 C to 20 C Check hose connections prior to starting operation of the cooling system Check coolant hoses regularly during operation Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 NOTICE page 21 of 63 Removing the catchpots Stop process Catchpot at outlet Remove joint clip remove catchpot and drain condensate Catchpot at inlet Admit air or inert gas via inlet of pumping unit to atmospheric pressure Remove joint clip remove catchpot and drain condensate Reassemble drained catchpots Important Comply with regulations when disposing solvents condensates Reuse if possible purify if contaminated To switch a pump directly on off by the controller a VMS Module A is necessary with adapter cable and mains cable see accessories Shutdown Short term Has the pump been exposed to condensate Allow the pump to continue to run at atmospheric pressure for a few minutes continuous pumping at a setting of 60 Has the pump been exposed to media which may damage the pump materials or forms deposits Check and clean pump heads if necessary Has the pressure transducer been exposed to media which may form deposi
75. ted completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 30 of 63 Once the program is finished the clock symbol starts to flash Confirm the end of the program by press ing START STOP clock symbol will disappear Attention If Autostart is set to On the program will start again time will be reset to 00 00 00 after a power failure or after switching the controller off on Only if the end of the program clock symbol flashing has been confirmed by pressing START STOP the program will not start again Example for use Vacuum pump with isolation valve and or Vacuum Management System Module A Pumping down with intermediate venting Program NO hh mm ss Vac Vent Step 01 00 00 00 AIM d 4 02 00 05 00 10 03 00 15 00 10 04 00 01 00 500 d 05 00 09 00 500 d 06 00 10 00 5 07 00 20 00 5 08 00 01 00 AIM d d 09 00 00 00 10 00 00 00 Back 01 01 00 Program step 1 should be always a definite initial state here atmospheric pressure To reach this state definitely set a tickmark at venting and Step press selection knob Step 2 causes pumping down to 10 mbar within 5 minutes linear ramp as Step is not set Step 3 keeps the vacuum 10 mbar constant for 15 minutes Step 4 vents within 1 minute to 500 mbar Step 5 keeps 500 mbar for 9 minutes Step
76. tely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 58 of 63 Replacing the device fuse The replacing of the device fuse has to be carried out by an electrician Switch off the pump and disconnect it from mains before opening the terminal box After dis connecting from mains wait two minutes to allow the capacitors to discharge After replacing the fuse the pump must be checked for electric safety see below Identify and eliminate the cause of failure before switching on the pump again The pigtail fuses slow blow fuse 6 3 A are built in wires 1 black and blue inside the terminal box To replace the fuses it is possible to replace the whole wires fixed with flat pin bushes 2 Open the terminal box Unscrew the four screws with a Torx screw driver TX20 and remove the terminal box cov er Remove the wire with the blown fuse fixed with flat pin bushes 2 see figure Mount the new wire flat pin bushes and close the terminal box Fasten the cover with the four screws Order no Set of fuses NI 636542 Important Check operability and safety after repair Check the electrical safety protective conductor resistance insulating resistance high voltage test according to IEC 61010 and national regula tions Documents are only to be used and distributed completely and unchanged It is
77. the hose connector Vd sw Open clip and pull out hose Turn hose upwards After replacing diaphragms and valves reassemble hose Fix hose of the exhaust waste vapour condenser Assemble catchpots with joint clips If the pump does not achieve the ultimate vacuum Incase the diaphragms and valves have been replaced a run in period of several hours is required before the pump achieves its ultimate vacuum Incase of unusual noise switch off pump immediately and check clamping disc positions make sure that the square head screw of the diaphragm clamping disc is correctly seated in the guide hole of the diaphragm support disc If the specified ultimate vacuum is not achieved and if this does not change after the run in period Check hose connectors at pump head for leaks If necessary recheck valve seats and pump cham bers Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 57 of 63 Notes regarding replacing diaphragms and valves at PC 610 611 620 NT Perform replacing diaphragms and valves at pumping units PC 610 611 620 NT with MD 4C NT analo gously to pumping unit PC 5xx NT The figures illustrate the position of hoses and valves heads Inlet side PC 610 611 620 NT Documents are only to be used and distributed comple
78. the maximum permissible pressure compatible with the mechanical stability of the system t Do not permit any uncontrolled pressurizing e g make sure that the exhaust pipeline cannot become blocked If there is an exhaust isolation valve make sure that you cannot operate the equipment with the valve closed Risk of burst ing Always provide a free and pressureless exhaust pipeline Max permitted pressure at the pressure transducer 1 5 bar absolute Ensure that the system design does not allow the coolant outlet pipeline to be come blocked SS S Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 NOTICE NOTICE A DANGER page 6 of 63 t Secure coolant hoses at the hose nozzles e g with hose clip to prevent their accidental slipping t Check the overpressure safety relief device at the exhaust waste vapour con denser in appropriate intervals ts Avoid overpressure of more than 0 2 bar in case inert gas is connected to the pump the gas ballast connection or to a venting valve e Comply with maximum permissible pressures at inlet and outlet and pressure differences see section Technical data Do not operate the pump with overpres sure at the inlet e Check that mains voltage and current conform with the equipment see rating plate
79. to hazard ous explosive or otherwise dangerous mixtures If in doubt use inert gas In case of condensable vapours water vapour solvents ee GG Do not pump vapour until the pump has reached its oper ating temperature t Open gas ballast valve The gas ballast valve is open if the arrow on the gas ballast cap shows towards the mark gas ballast GB c With gas ballast valve open ultimate vacuum will be re duced pumping speed is decreased t Use inert gas at the air inlet to avoid the formation of explo sive mixtures if necessary t Close gas ballast valve by turning it by180 In case of low boiling solvents when the formation of condensate is unlikely the use of gas ballast might be unnecessary Operating the pump without gas ballast increases the solvent recovery rates at the exhaust waste vapour condenser Attention Notes concerning the operation of the exhaust waste vapour con denser e Check the overpressure safety relief device at the exhaust waste vapour conden ser regularly replace if necessary Check especially for sticking and cracks e Incase of condensation Check liquid level in both catchpots during operation Avoid overflowing of the catchpots Use level sensor if necessary see Accessories Do not overfill the catchpots Maximum liquid level approx 80 to avoid problems when removing the catchpots Check liquid level in both catchpots regularly and drain catchpots in time In case ins
80. tored In case of similar operation conditions it is possible to start immediately if the preselections are chosen appropriately The controller has five functions and one menu for configuration see section Menu guide The several functions include specific preselection possibilities and are adapted automatically with regard to the connected components Depending on the connected components valves pump some menu might not be active Changing the function Switch controller on Press START STOP if control is running Press key MODE Select function with knob and press to confirm t Depending on selected function the controller controls different components Pump down e Pump and or isolation valve depending on pressure and time preselections e Coolant valve Vac control e Pump and or isolation valve depending on pressure preselection in two point control e Coolant valve Program e Pump or isolation valve depending on pressure and time preselections e Coolant valve e Venting valve VACUULAN e Pump or isolation valve depending on pressure and time preselections e Coolant valve Configuration Preselections for e Adjustment of the pressure transducer e Interface RS 232 e Sensors configuration and switching between several sensors e Display brightness and contrast of the display language sound e Autostart automatic restart after power failure e Defaults Resetting the
81. ts Clean pressure transducer if necessary Long term Take measures as described in section short term shutdown Separate pump from the apparatus Close inlet and outlet port e g with transport caps Store the pump in dry conditions Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 22 of 63 Vacuum Controller CVC 3000 When switching on the controller CVC 3000 for the very first time a menu to select the language of the controller menu is displayed Select the desired language e g English by turning the selection knob and press to confirm Then select the pressure unit mbar Tor or hPa in the same way It is possible to access the language selection menu at any time by switching on the controller while keeping the selection knob pressed After switching on the device the version number of the software is displayed then the preselected function with the pressure reading Attention Do not cant when assembling or removing plug connections Comply with correct orientation of the plug To connect further components use Y adapters and extension cables VACUUseBUS When connecting an external pressure transducer it is used automatically Further information on how to use several sensors simultaneously is available on req
82. uest Keys Venting Short pressing vents short time control continues Pressing longer than 2 seconds vents the system to atmospheric pressure control stops Selecting menu function Temporary switching during operation to other functions Start or Stop of the control START on off switch ON cvc 3000 Rey Selection knob Press to reach the set up menu of the function Turn to reach the parameter set up Press to reach the set value Turn to change the set value Press to confirm and to reach further parameters or to leave the set up menu Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 23 of 63 Display and symbols Function of the device displayed in the upper left corner Vac control Pump down Vac control Auto mode only with NT VARIO pump Program VACUULAN Configuration 1013 2 Actual absolute pressure at the r pressure transducer mbar m ba r Di Ve Preselected pressure unit a J Vacuum control to a preset vacuum value here 100 mbar Torr hPa 100 fen without NT VARIO pump with NT VARIO pump Actual pressure in interval Set vacuum hysteresis Actual pressure set vacuum without NT VARIO pump with NT VARIO pump flashing actual pressure gt preset maximum value Maximum
83. ure may lead to overpressure at the gas ballast valve Pumped gases or condensate might be pushed out in case the valve is open If an inert gas supply is connected ensure that the inlet pipeline is not con taminated Comply with applicable regulations when disposing of chemicals Take into con sideration that chemicals may be polluted Take adequate precautions to protect people from the effects of dangerous sub stances chemicals thermal decomposition products of fluoroelastomers wear appropriate safety clothing and safety glasses Use only genuine spare parts and accessories Otherwise safety and perform ance of the equipment as well as the electromagnetic compatibility of the equip ment might be reduced Possibly the CE mark or the C US conformity becomes void if not using genuine spare parts Attention If the pressure is higher than approximately 1080 mbar the pressure reading becomes incorrect saturation of the pressure transducer The display flashes Immediate pressure relief necessary Risk of bursting Provide appropriate protective measures i e precautions which allow for the re quirements of the respective application even for the case of failure and mal function Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 NOTICE page 8 of 63 Fail
84. ure of the pump e g due to power failure or of connected components of parts of the supply or change of parameters must not lead to a critical or danger ous situation under any circumstances e In case of diaphragm cracks or leaks in the manifold pumped substances might be released into the environment or into the pump housing or motor Comply especially with notes on operation and use and maintenance e Due to the residual leak rate of the equipment there might be an exchange of gas albeit extremely slight between the environment and the vacuum system Adopt suitable measures to prevent contamination of the pumped substances or the environment e Attention If Auto Start is preselected the process starts immediately after a power failure without pressing any further key It is the user s responsibility to ensure that no dangerous status of the system due to the automatic start up can occur and to provide appropriate safety measures If necessary the user has to check prior to starting process control whether the option Auto Start is ena bled e Switching of an isolation valve or a vacuum pump in combination with a VMS Module A or opening of the venting valve of the controller must not lead to a criti cal dangerous situation under any circumstances Check liquid level in both catchpots regularly and drain condensate in time In case install level sensor see Accessories The controller is powered by a short circuit p
85. used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 NOTICE NOTICE page 19 of 63 Attach the pipelines of the coolant circuit to the respective hose nozzles hose noz zles 6 mm see image at the waste vapour condenser Check hose connections prior to starting operation of the cooling system Secure coolant hoses at the hose nozzles e g with hose clip to prevent their ac cidental slipping e The gas outlet hose nozzle 10 mm must not be blocked The exhaust pipeline has always to be free and pressureless to enable an unhindered discharge of gases e f necessary connect the exhaust to a suitable treatment plant to prevent the dis charge of dangerous gases and vapours to the surrounding atmosphere e Attention Install hoses of the cooling system in a way to avoid flow dropping of condensed water onto the pumping unit especially cables and electronic parts e Ensure that the coolant outlet pipeline is always free and that it cannot get blocked e Maximum permissible coolant pressure at the exhaust waste vapour condenser 6 bar absolute e Comply with the maximum permissible coolant pressures of additional compo nents in the coolant circuit e g coolant valve e Avoid overpressure in the coolant circuit e g caused by blocked or squeezed coolant hoses e Install a coolant va
86. vacuubrand Technology for Vacuum Systems Instructions for use o S Ki Di j 9 Z e PC 510 NT PC 511 NT PC 520 NT PC 610 NT PC 611 NT PC 620 NT Chemistry pumping unit Documents are only to be used and distributed completely and unchanged It is strictly the users responsibility to check carefully the validity of this document with respect to his product Manual no 999188 19 05 2009 page 2 of 63 Dear customer Your VACUUBRAND diaphragm pumps should support you for many years without trouble and with optimal performance Thanks to our long practical experience we have much information and advice on how you can achieve powerful application usage and personal safety through our products Please read these instructions for use before the initial operation of your pump VACUUBRAND diaphragm pumps are the result of many years of experience in design and construction and practical operation of these pumps combined with the latest developments in material and manufacturing technology Our quality maxim is the zero fault principle Every diaphragm pump leaving our company is tested intensively including an endurance run of 18 hours Therefore faults even those which occur rarely are identified and can be eliminated immediately The achievement of the specifications after the en durance run is tested for every pump Every VACUUBRAND pump achieves the specifications We are committed to providing our cu

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