vacuubrand ME 4C NT VARIO Instructions For Use Manual
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vacuubrand ME 4C NT VARIO Instructions For Use Manual

Chemistry diaphragm pumps. chemistry vacuum system. chemistry pumping units
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Part I

Technology for Vacuum Systems
Part I:
Safety information - Technical data -
Use and operation
page 1 of 129
Instructions for use
Part I of II
Chemistry diaphragm pumps
ME 4C NT VARIO
MZ 2C NT VARIO
MD 4C NT VARIO
MV 10C VARIO-B
MD 12C VARIO-B
PC 3002 VARIO
PC 3003 VARIO
PC 3004 VARIO
PC 3010 VARIO
PC 3012 VARIO
Chemistry vacuum systems
Chemistry pumping units

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Summary of Contents for vacuubrand ME 4C NT VARIO

  • Page 1: Part I

    Part I page 1 of 129 Technology for Vacuum Systems Instructions for use Part I of II ME 4C NT VARIO MZ 2C NT VARIO MD 4C NT VARIO MV 10C VARIO-B MD 12C VARIO-B PC 3002 VARIO PC 3003 VARIO...
  • Page 2 2 of 129 Dear customer, Your VACUUBRAND diaphragm pumps are designed to provide you with many years of trouble-free service with optimal performance. Our many years of practical experience allow us to provide a wealth of application and safety information. Please read these instructions for use before the initial operation of your pump.
  • Page 3 page 3 of 129 Achtung: Die vorliegende Betriebsanleitung ist nicht in allen EU-Sprachen verfügbar. Der Anwender darf die beschriebenen Geräte nur dann in Betrieb nehmen, wenn er die vorliegende Anleitung versteht oder eine fachlich korrekte Übersetzung der voll- ständigen Anleitung vorliegen hat. Die Betriebsanleitung muss vor Inbetriebnahme der Geräte vollständig gelesen und verstanden werden, und alle geforderten Maß- nahmen müssen eingehalten werden.
  • Page 4 page 4 of 129 Bemærk: Denne manual foreligger ikke på alle EU sprog. Brugeren må ikke be- tjene apparatet hvis manualen ikke er forstået. I det tilfælde skal en teknisk korrekt oversættelse af hele manual stilles til rådighed. Manual skal være gennemlæst og forstået før apparatet betjenes og alle nødvendige forholdsregler skal tages.
  • Page 5 page 5 of 129 Figyelem! Ez a kezelési utasítás nem áll rendelkezésre az EU összes nyelvén. Ha a felhasználó nem érti jelen használati utasítás szövegét, nem üzemeltetheti a készüléket. Ez esetben a teljes gépkönyv fordításáról gondoskodni kell. Üzembe helyezés előtt a kezelőnek végig kell olvasnia, meg kell értenie azt, továbbá az üzemeltetéshez szükséges összes mérést el kell végeznie.
  • Page 6 page 6 of 129 Attentie: Deze gebruiksaanwijzing is niet in alle talen van de EU verkrijgbaar. De gebruiker moet niet met dit apparaat gaan werken als voor hem/haar de gebruiks- aanwijzing niet voldoende duidelijk is. Bij gebruik van deze apparatuur is het nood- zakelijk een technisch correcte vertaling van de complete gebruiksaanwijzing te hebben.
  • Page 7 page 7 of 129 Varning: Denna instruktion är inte tillgänglig på alla språk inom EU. Användaren får inte starta utrustningen om hon/han inte förstår denna instruktion. Om så är fallet måste en tekniskt korrekt instruktion göras tillgänglig. Instruktionen måste läsas och förstås helt före utrustningen tas i drift och nödvändiga åtgärder göres.

  • Page 8: Reset / Language Selection

    page 8 of 129 Reset / Language selection press both switch off C V C 3000 V 2. 0 D eut s ch P or t uguê E ngl i sh Ρ y ccк ий Fra nçai s P ol ski I t al i ano N ed erl .

  • Page 9: Table Of Contents

    page 9 of 129 Contents Part I..............1 Reset / Language selection ..........8 Safety information! ............11 Important information! ................11 General information ................13 Intended use..................13 Setting up and installing the equipment ..........14 Ambient conditions ................17 Operating conditions .................
  • Page 10 page 10 of 129 Vacuum for gel dryer, drying chambers and vacuum concentrators ........70 Vacuum for distillation and evaporation (e.g., rotary evaporator) Fore-vacuum for high vacuum pumps ..........72 Configuration ..............73 Part II.............. 75 Readjustment of CVC 3000 ..........78 Calibration in the factory ..........

  • Page 11: Safety Information

    The manual consists of two parts. Make operating personnel aware of dangers arising from the pump and the pumped substances. VACUUBRAND disclaims any liability for inappropri- ate use of these pumps and for damage from failure to follow instructions contained in this manual.
  • Page 12 page 12 of 129 ➨ DANGER indicates a hazardous situation which, if not avoided, will result in death or serious injury. + WARNING indicates a hazardous situation which, if not avoided, could result in death or serious injury. • CAUTION indicates a hazardous situation which, if not avoided, could result in minor or moderate injury.

  • Page 13: General Information

    page 13 of 129 General information Remove all packing material from the packing box. Re- NOTICE move the product from its packing-box and retain all pack- aging until the equipment is inspected and tested. Re- move the protective caps from the inlet and outlet ports and retain for future use.

  • Page 14: Setting Up And Installing The Equipment

    page 14 of 129 and +40°C). Periodically check maximum temperatures if installing the pump in a cabinet or a housing. Make sure ventilation is adequate to maintain recommended operating temperature. Install an external automatic ventilation system if necessary. If pumping hot process gases, make sure that the maximum permitted gas in- let temperature is not exceeded.
  • Page 15 page 15 of 129 line or exhaust valve) at the outlet. + Do not permit any uncontrolled pressurizing. 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 to avoid a risk of bursting! + Maximum permissible pressure at the pressure trans- ducer: 21.8 psi (1.5 bar) absolute.
  • Page 16 page 16 of 129 • Check the power source and the pump’s rating plate to be sure that the power source and the equipment match in voltage, phase, and frequency. • Ensure that the coolant outlet pipe is always free and that it cannot get blocked.

  • Page 17: Ambient Conditions

    page 17 of 129 quired actions and adopt suitable safety measures. Ambient conditions ➨ Do not reach for this product if it has fallen into liquid. There is a risk of deadly electrical shock. Unplug the system immediately. + Do not use this product in an area where it can fall or be pulled into water or other liquids.
  • Page 18 page 18 of 129 sive atmospheres with those pumps. ➨ Pumps bearing the mark on their rating plates ” ” are approved for the pumping of potentially ex- plosive atmospheres according to their classifica- tion II 3G IIC T3 X according to ATEX, but they are not approved for operation in potentially explosive atmospheres (see section “...

  • Page 19: Safety During Operation

    page 19 of 129 • Consider interactions and chemical reactions of the pumped media. Ensure that the materials of the pump’s wetted parts are compatible with the pumped substances, see section “Technical data”, pg. 26. When changing the substances pumped, we recom- mend purging the pump with air or inert gas prior to changing the pumped media.
  • Page 20 page 20 of 129 + Never aspirate liquids or dust into the pump. + Make sure that the exhaust pipeline cannot become blocked. + Check the overpressure safety relief device at the ex- haust waste vapor condenser at appropriate intervals. + Attention: At pressures above approximately 795 Torr (1060 mbar) the pressure reading becomes incorrect due to saturation of the pressure transducer.
  • Page 21 page 21 of 129 between the environment and the vacuum system. Adopt suitable measures to prevent contamination of the pumped substances or the environment. • Ensure that no parts of your clothing, hair or fingers can be caught or drawn in at the inlet of the pump. Nev- er insert fingers or drop any other object into the inlet or outlet.

  • Page 22: Maintenance And Repair

    For details and for the online ”Instructions for repair” man- ual see www.vacuubrand.com. In case of normal wear, the lifetime of the diaphragms and valves is > 10000 operating hours. Bearings have a typi-...
  • Page 23 page 23 of 129 ➨ Ensure that the pump cannot be operated acciden- tally. Never operate the pump if covers or other parts of the pump are disassembled. ➨ Switch off the pump. Disconnect the electrical pow- er cord and wait two minutes before starting mainte- nance to allow the capacitors to discharge.

  • Page 24: Important Information: Equipment Marking (Atex)

    The overall category of the equipment depends on the connected com- ponents. If the connected components do not comply with the classifi- cation of the VACUUBRAND equipment, the specified category of the VACUUBRAND equipment is no longer valid. Vacuum pumps and vacuum gauges in category 3 are intended for con- nection to equipment in which during normal operation explosive atmo- spheres caused by gases, vapors or mists normally don’t occur;...
  • Page 25 page 25 of 129 The pumps are marked with ”X” (according to EN 13463-1), i.e., restric- tions of the operation conditions: • The equipment is designated for a low degree of mechanical stress and has to be installed in a way so that it cannot be damaged from outside.

  • Page 26: Technical Data

    page 26 of 129 Technical data General technical data valid for all pumps/pumping units Maximum permissible inlet pressure (absolute) (bar) (1.1) Maximum permissible outlet pressure (absolute) (bar) (1.1) Maximum pressure difference between inlet and outlet (bar) (1.1) Maximum permissible pressure (abso- 17.5 lute) at gas ballast valve (bar)
  • Page 27 page 27 of 129 ME 4C NT MZ 2C NT MD 4C NT Type VARIO VARIO VARIO Maximum pumping speed 1.66 50/60 Hz (ISO 21360) (4.9) (2.8) (4.6) Ultimate vacuum (abso- Torr 52.5 lute) without gas ballast* (mbar) (70) (1.5) Ultimate vacuum (abso- Torr lute) with gas ballast*...
  • Page 28 page 28 of 129 PC 3002 PC 3003 PC 3004 Type VARIO VARIO VARIO Maximum pumping speed 1.66 1.66 50/60 Hz (ISO 21360)* (2.8) (2.8) (4.6) Ultimate vacuum (abso- Torr lute) without gas ballast** (mbar) (0.6) (1.5) Ultimate vacuum (abso- Torr lute) with gas ballast** (mbar)
  • Page 29 page 29 of 129 MV 10C VARIO-B MD 12C VARIO-B Type PC 3010 VARIO PC 3012 VARIO Maximum pumping speed 50/60 Hz (ISO 21360)* (8.6) (10.0) Ultimate vacuum (abso- Torr lute) without gas ballast** (mbar) (0.6) Ultimate vacuum (abso- Torr lute) with gas ballast** (mbar) Maximum rated current at:...
  • Page 30 page 30 of 129 Controller CVC 3000 ceramic diaphragm (alumina), Pressure transducer capacitive, absolute pressure, gas type independent Display LCD graphic display, illuminated Pressure units / scale (selectable) Torr, mbar or hPa Measuring range (absolute) 810 - 0.1 Torr (1080 - 0.1 mbar) Maximum control range with internal 795 - 0.1 Torr (1060 - 0.1 mbar) pressure transducer (absolute)*...

  • Page 31: Wetted Parts

    Pump Head cover; diaphragm clamping disc ETFE carbon fiber reinforced Diaphragm; tubing PTFE Valves FFKM (ME 4C NT VARIO: PTFE) O-rings Valve head (pumps NT VARIO) ECTFE carbon fiber reinforced Housing cover insert (pumps VARIO-B / PC PTFE carbon reinforced...

  • Page 32: Abbreviations

    page 32 of 129 Abbreviations ETFE: Ethylene/Tetrafluoroethylene ECTFE: Ethylene/Chlorotrifluoroethylene FFKM: Perfluoro elastomer FPM: Fluoroelastomer NBR: Nitrile butadiene rubber PBT: Polybutylene terephthalate PET: Polyethylene terephthalate PMP: Poly-4-methylpentene-1 Polypropylene PPS: Polyphenylene sulfide PTFE: Polytetrafluoroethylene PVC: Polyvinyl chloride PVDF: Polyvinylidene fluoride PVF: Polyvinyl fluoride Pump parts Position Component...
  • Page 33 33 of 129 ME 4C NT VARIO MZ 2C NT VARIO...
  • Page 34 page 34 of 129 MD 4C NT VARIO outlet side MV 10C VARIO-B MV 10C VARIO-B / MD 12C VARIO-B outlet side MD 12C VARIO-B...
  • Page 35 page 35 of 129 PC 3010 VARIO / PC 3012 VARIO PC 3002 VARIO...
  • Page 36 page 36 of 129 PC 3003 VARIO / PC 3004 VARIO Rear side of PC 3002 / PC 3003 / PC 3004 VARIO (shown: PC 3002 VARIO)
  • Page 37 page 37 of 129 Rear side CVC 3000 jacks for connection of Connection plug of the VACUU•BUS VACUU•BUS components line to NT VARIO / VARIO-B pump (e.g., VSK 3000, coolant valve) serial interface RS-232 C venting connection measurement connection rating plate...

  • Page 38: Use And Operation

    page 38 of 129 Use and operation 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 de- sired language (e.g., ”English”) by turning the selection knob and press to confirm.
  • Page 39 page 39 of 129 + Make sure ventilation is adequate, especially if the pump is installed in an enclosure, or if the ambient temperature is elevated. Provide external ventilation, if necessary. • Reduce the transmission of vibration. Prevent mechan- ical load due to rigid pipelines. Insert elastic hoses or flexible elements as couplings between the pump and rigid pipes.
  • Page 40 To reduce pump noise emanating from the pump exhaust port, connect an exhaust hose or use a silencer (see “Ac- cessories”, pg. 92). The VACUUBRAND controller CVC 3000 can only be operated with components compatible with the VACU- UBRAND VACUU•BUS system, (see “Accessories”, pg.
  • Page 41 page 41 of 129 a rotary evaporator, the vacuum is not uniform. For ex- ample, a condenser can act as a pump, or the vacuum in the connecting tubing can be higher or lower than in the application itself. This affects the measurement results as well as the control levels.
  • Page 42 page 42 of 129 The catchpot at the inlet protects against droplets and par- ticles from entering the pump. + Enhances lifetimes of diaphragms and valves. + Improves vacuum performance in applications with condensable vapors. PC 300x VARIO: Both catchpots are coated with a protective lay- er to protect against shattering in case of break- catchpot at outlet (14)
  • Page 43 page 43 of 129 mal isolation to avoid condensation of hu- midity and is intended to absorb shocks. ➨ Attach the tubing of the coolant circuit to the respective hose nozzles (hose nozzles for tubing I.D. 1/4”-5/16” (6-8 mm), see image) at the waste vapor condenser. Check all hose connections prior to starting operation of NOTICE the cooling system.

  • Page 44: During Operation

    page 44 of 129 During operation ➨ Vent and dispose of potentially dangerous gases or vapors at the outlet of the pump appropriately. + Due to the high compression ratio, the pump might gen- erate overpressure at the outlet. Check pressure com- patibility with system components (e.g., exhaust tubing or exhaust valve) at the outlet.

  • Page 45: Important Notes Regarding The Use Of Gas Ballast

    page 45 of 129 its. Clean the pump if necessary to avoid an increase of the pump’s operating temperature. Operation with silencer (optional) at the outlet: Operating the pump at a high inlet pressure or pumping dusty gases for a long time may cause clogging of the silencer. Check the silencer regularly and replace if necessary.

  • Page 46: Important Notes Concerning The Operation Of The Exhaust Waste Vapor Condenser

    page 46 of 129 wise dangerous mixtures. If in doubt, use inert gas. To reduce condensation in the pump, do not pump vapor NOTICE before the pump has reached its operating temperature. Open the gas ballast valve when pumping condensable vapors.
  • Page 47 page 47 of 129 + Never block the gas outlet ((8) hose nozzle for tubing I.D. 3/8” (10 mm)). The exhaust hose must always be unobstructed and without back-pressure to enable an unhindered discharge of gases. + Check the overpressure safety relief device (17) at the exhaust waste vapor condenser (13) regularly;...

  • Page 48: Shutdown & Storage

    page 48 of 129 cooling system. Check coolant hoses regularly during operation. Removing the catchpots: Catchpot or collecting flask at outlet: Remove joint clip. Remove catchpot or collecting flask and drain condensate. Catchpot at inlet: Admit air or inert gas (via the pump inlet) to restore at- mospheric pressure in the catchpot before attempting removal.
  • Page 49 page 49 of 129 Has the pressure transducer been exposed to media which may form deposits? - Clean pressure transducer at the CVC 3000 controller if necessary. Long-term: - Take measures as described above regarding short- term shutdown. - Separate the pump from the application. - Close inlet and outlet ports (e.g., with transport caps).

  • Page 50: Vacuum Controller Cvc 3000

    page 50 of 129 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 de- sired language, e.g., ”English” by turning the selection knob and pressing to confirm.
  • Page 51 page 51 of 129 Selection knob • Press to reach the set-up menu of the function • Turn to choose the parameter you want to modify • Press to select the parameter you want to modify • Turn to change the set value of the parameter •...
  • Page 52 page 52 of 129 Vacuum control to a preset vacuum value (here: 100 mbar/Torr/hPa) (with NT pump / with NT VARIO pump) Actual pressure is in the range ”Set vacuum + hys- teresis” (with NT pump) / Actual pressure = ”Set vacuum”...
  • Page 53 page 53 of 129 Notes on selecting the function The CVC 3000 controller can be adapted to the specific application by choosing the appropriate function depending on the connected compo- nents and the requirements of the application. Automatic detection of the components When switching on the controller, the configuration of the connected com- ponents is checked automatically.
  • Page 54 page 54 of 129 ”Vac control” • With pressure preselection, controls a NT VARIO / VARIO-B pump to maintain pinpoint control of that pressure. • Coolant valve ”Auto mode” • Provides fully automatic boiling point determination and adaptation with pinpoint precision, and optimization of pumping speed with NT VARIO / VARIO-B pumps.

  • Page 55: Menu Guide

    page 55 of 129 Menu guide Pump down Speed Minimum Delay Duration Pump down - - - - - - Graphic - - - - - - - - - - - - - Back - - - - - - - 1013 .
  • Page 56 page 56 of 129 Vac control Set vacuum 75 Torr Speed Maximum Delay Vac control Duration - - - - - - Graphic - - - - - - - - - - - - - Back - - - - - - - 1013 .

  • Page 57: Pump Down Function

    page 57 of 129 Pump down function ➨ Continuous pumping with pressure and time settings • Operation on demand of a speed controlled NT VARIO / VARIO-B pump Preselections + Use the selection knob to select the parameters. All parameters can be altered even while operation control is running.
  • Page 58 page 58 of 129 + If neither ”Minimum” nor ”Duration” is preset, process control has to be stopped by pressing key ”STOP”. The screen-shot shows the factory-set values. Pump down Pump down 10 mbar 00:00:00 00:03:50 Speed Minimum Delay Duration - - - - - - Graphic - - - - - - - - - - - - - Back - - - - - - - When selecting ”Graphic”...

  • Page 59: Vac Control Function

    page 59 of 129 Vac Control function ➨ Vacuum control to a preset vacuum value • Operation on demand of a speed controlled pump (NT VARIO / VARIO-B) Preselections + Use the selection knob to select the parameters. All parameters can be altered even while operation control is running.
  • Page 60 page 60 of 129 A preset ”Duration” (process time) has no effect if the process is stopped due to a preset ”Maximum” before ”Duration” is reached. The ”Duration” is adjustable between 1-1440 minutes (24 h) or can be set to ”Off”. ”Off” means that no endpoint of the process is defined. The screen-shots show the factory-set values.
  • Page 61 page 61 of 129 Alternatively: Fine tuning: The set vacuum can be fine-adjusted by turning the selection knob while process is running. + Turn the selection knob. + A full turn causes a change of the set vacuum of 9 Torr (12 mbar). + Turning the knob one detent causes a change of the set vacuum of 1 Torr (mbar).

  • Page 62: Auto Mode

    page 62 of 129 Auto mode ➨ Control of a NT VARIO / VARIO-B pump in ”Auto mode”: Automatic detection of boiling points, and automatic adjustment of determined boiling points as process parameters change. Preselections + Use the selection knob to set the parameters. + Sensitivity: The ”Sensitivity”...
  • Page 63 page 63 of 129 + Duration: ”Duration” determines the total process time since control start. The ”Duration” is adjustable between 1-1440 minutes (24 h) or can be set to ”Off”. A preset ”Duration” (process time) has no effect, if the process is stopped earlier by reaching the preset ”Minimum”.

  • Page 64: Program Function

    page 64 of 129 Program function ➨ Permits ten programs to be defined and stored, each with up to ten program steps with preset values for vacuum and time. + Edit: Use to define the preset values for the process run: Time: Defines either the process runtime for each program step to reach a preset vacuum level or, if programming a ”Step”, the runtime after having achieved the vacuum level.
  • Page 65 page 65 of 129 Editing: + To select row: turn and press selection knob. + To adjust parameter: turn the selection knob. + To confirm parameter: Press selection knob. Controller will accept change and jump to the next parameter in the same row. + After 5 seconds without a change, the parameter is assumed to be the current setting.

  • Page 66: Application Example

    page 66 of 129 Attention: If the controller is set to ”Defaults”: ”On”, all stored pro- grams will be deleted. Application example Example NT VARIO vacuum pump with speed control (e.g., with a rotary evap- orator): Degassing and automatic distillation with timing * If the pressure difference Program between the vacuum for...

  • Page 67: Vacuulan Function

    67 of 129 VACUULAN function ➨ Optimizes vacuum control for vacuum networks (e.g., VACUUBRAND VACUU•LAN) ➨ Permits on-demand operation of a speed-controlled pump (NT VARIO/VARIO-B) Preselections + Use the selection knob to select the parameters. + Set vacuum (the lower switch-off value): If the pressure drops below the ”Set vacuum”, a time-meter starts to run and the motor speed is re-...
  • Page 68 page 68 of 129 This screen-shot shows the factory-set values. VACUULAN VACUULAN 40 mbar 00:00:00 00:13:00 Set vacuum 19 Torr Switch on 150 Torr Delay 15 min - - - - - - Graphic - - - - - - - - - - - - - Back - - - - - - - When selecting ”Graphic”...

  • Page 69: Application Examples

    page 69 of 129 Application examples Assembly of a vacuum system + Assemble vacuum connection lines between vacuum pump, CVC 3000 and vacuum application. + Assemble the vacuum connection line between the controller and the vacuum application, if the controller is not part of a pumping unit. + Assemble electrical connections.

  • Page 70: Vacuum For Gel Dryer, Drying Chambers And Vacuum Concentrators

    page 70 of 129 Vacuum for gel dryer, drying chambers and vacuum concentrators + Select function ”Pump down” function. ”Speed” ”HI” is recommended. For gel dryers set a lower speed if necessary (if the gels tend to crack). + Set ”Minimum” to prevent volatile components from evaporating. The process is stopped automatically as soon as ”Minimum”...
  • Page 71 page 71 of 129 + When setting a value for ”Duration” the controller switches off the pump when ”Duration” has passed even if a preset ”Minimum” is still not reached. + If neither ”Minimum” nor ”Duration” is preset, pumping down has to be finished by pressing the ”START/STOP”...

  • Page 72: Fore-Vacuum For High Vacuum Pumps

    page 72 of 129 Fore-vacuum for high vacuum pumps Using the pump NT VARIO as fore-vacuum pump (also know as a ”rough- ing pump” or ”backing pump”) for a high vacuum pump (e.g. turbo-molec- ular with high fore-vacuum tolerance): + Use ”Pump down” function with ”Speed” set to ”HI” or + Use ”Vac control”...

  • Page 73: Configuration

    page 73 of 129 Configuration In the ”Configuration” menu the device parameters are preselected. After 20 seconds without action the function ”Configuration” and its sub- menus (except submenu ”Sensors”) are quit automatically without stor- ing any possibly changed parameter. Preselections + Use the selection knob to select the parameters.
  • Page 74 page 74 of 129 ther 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 the process if the option ”Autostart”...

  • Page 75: Part Ii

    Part II page 75 of 129 Technology for Vacuum Systems Instructions for use Part II of II ME 4C NT VARIO MZ 2C NT VARIO MD 4C NT VARIO MV 10C VARIO-B MD 12C VARIO-B PC 3002 VARIO PC 3003 VARIO...
  • Page 76 page 76 of 129 Contents Part I..............1 Reset / Language selection ..........8 Safety information! ............11 Important information! ................11 General information ................13 Intended use..................13 Setting up and installing the equipment ..........14 Ambient conditions ................17 Operating conditions .................
  • Page 77 page 77 of 129 Vacuum for gel dryer, drying chambers and vacuum concentrators ........70 Vacuum for distillation and evaporation (e.g., rotary evaporator) Fore-vacuum for high vacuum pumps ..........72 Configuration ..............73 Part II.............. 75 Readjustment of CVC 3000 ..........78 Calibration in the factory ..........

  • Page 78: Readjustment Of Cvc 3000

    page 78 of 129 Readjustment of CVC 3000 The vacuum gauge was adjusted using factory standards, NOTICE which are traceable through regular calibration in an ac- credited laboratory (DAkkS calibration laboratory) to the German national pressure standard. Depending on the process and/or accuracy requirements, check the adjust- ment and readjust if necessary.
  • Page 79 page 79 of 129 Adjustment under vacuum An adjustment under vacuum is only possible if the pressure is lower than 15 Torr (20 mbar) 0 mbar absolute. Evacuate the measurement connection of the CVC 3000 to a pressure < 0.1 Torr (mbar) (e.g.

  • Page 80: Calibration In The Factory

    80 of 129 Calibration in the factory Control of measuring equipment The VACUUBRAND DAkkS calibration laboratory is accredited by the Deutsche Akkreditierungsstelle GmbH (national accreditation body of the Federal Republic of Germany) for the measurable variable pressure in the pressure range from 7.5*10...

  • Page 81: Cleaning The Pressure Transducer

    page 81 of 129 Cleaning the pressure transducer Attention: Never use a pointed or sharp-edged tool to NOTICE clean the pressure transducer. Never touch the ceramic diaphragm of the pressure transducer with hard objects. - Fill the measurement chamber with a solvent (e.g., benzene) and allow sufficient cleaning time.

  • Page 82: Interface Parameters

    The factory-set read and write commands are completely compatible with the VACUUBRAND CVC 2000 controller (see sections ”Read / Write commands CVC 2000”). An extended instruction set is available using the...

  • Page 83: Setting Of The Interface

    page 83 of 129 Setting of the interface Set the interface parameters directly at the controller CVC 3000. The fac- tory set values are underlined. Edit and confirm the interface parameters in the ”Configuration” menu in ”RS-232” submenu using the selection knob. ➨...

  • Page 84: Read Commands "Cvc 2000

    page 84 of 129 Read commands ”CVC 2000” Command Operation Response Description XXXX mbar/ IN_PV_1 current pressure unit according to preselections Torr/hPa IN_PV_2 current frequency XX.X Hz pump speed 0XXXX VACUU•LAN 1XXXX continuous pumping 2XXXX vacuum control without automatic 3XXXX vacuum control with automatic X0XXX no coolant valve...

  • Page 85: Write Commands "Cvc 2000

    page 85 of 129 Write commands ”CVC 2000” Command Operation Parameter Description continuous pumping vacuum control without automatic vacuum control with automatic OUT_MODE function optional: sensitivity: low optional: sensitivity: normal optional: sensitivity: high unit (mbar/Torr/hPa) according to pre- OUT_SP_1 set vacuum XXXX selection;...
  • Page 86 page 86 of 129 ** If remote operation is selected or deselected, the user has to ensure that no dangerous status of the system can occur due to the change of the mode of operation, and must take appropriate safety precautions, especially if selecting remote operation interferes with a locally oper- ated active process.

  • Page 87: Read Commands "Cvc 3000

    page 87 of 129 Read commands ”CVC 3000” Command Operation Response Description IN_PV_1 current pressure XXXX.X mbar/Torr/hPa unit according to preselections IN_PV_2 current speed XXX% 1-100% or ”HI” IN_PV_3 time XX:XX h:m process runtime (hours:minutes) pressure of all connected sensors, IN_PV_X pressure XXXX.X XXXX.X ...
  • Page 88 page 88 of 129 Command Operation Response Description 0XXXXX pump off 1XXXXX pump on X0XXXX in-line valve closed X1XXXX in-line valve open XX0XXX coolant valve closed XX1XXX coolant valve open XXX0XX venting valve closed XXX1XX venting valve open XXXX0X VACUU•LAN XXXX1X Pump down status process...

  • Page 89: Write Commands "Cvc 3000

    page 89 of 129 Command Operation Response Description IN_SP_4 delay XX:XX h:m hours:minutes (00:00 = Off) ”Maximum” for ”Vac control”, switch off IN_SP_5 XXXX mbar/Torr/hPa ”Minimum” for ”Pump down”) pressure unit according to preselections IN_SP_6 runtime XX:XX h:m process runtime (hours:minutes) time in program step y (0..9) IN_SP_P1y time...
  • Page 90 page 90 of 129 Command Operation Parameter Description unit according to preselection; see re- OUT-SP_1 set vacuum XXXX spective function for parameter range set vacuum with unit according to preselection; see re- OUT_SP_V XXXX venting spective function for parameter range OUT_SP_2 speed speed in % or ”HI”...
  • Page 91 page 91 of 129 Command Operation Parameter Description internal sensor OUT_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 can occur due to the change of the mode of operation, and must also take appropriate safety precau- tions, especially if selecting remote operation interferes with a locally operated active process.

  • Page 92: Accessories

    ........636002 Small flange KF DN 16, ................699918 for assembly directly at the valve head (at inlet of ME 4C NT VARIO / MD 4C NT VARIO; at outlet of ME 4C NT VARIO / MZ 2C NT VARIO) Small flange KF DN 16, ................699919 for assembly directly at the valve head (at outlet of MD 4C NT VARIO) Adapter to PTFE tubing*, ................636274...
  • Page 93 PTFE tubing, DN 10/8 mm. All VACUU•LAN modules, pumps and connectors ® are designed for compatibility with this tubing. Conversion of VACUUBRAND valves with DIN plug to VACUUBRAND valves with VACUU•BUS plug: VACUUBRAND-valve with DIN Conversion kit valve cable with plug VACUU•BUS plug...
  • Page 94 page 94 of 129 Spare parts: Catchpot 0.52 qt (500 ml), coated (PC 300x VARIO) ........638497 Exhaust waste vapor condenser (PC 301x VARIO) ........699975 Collecting bottle 1.06 qt (1000ml) (PC 301x VARIO) ........638877 Catchpot (at inlet) (PC 301x VARIO) ............699980...

  • Page 95: Troubleshooting

    page 95 of 129 Troubleshooting Fault Possible cause Remedy ❑ No display. ➨ Electrical power cord ✔ Plug in power cord. not plugged in, electri- Check fuse. cal supply failure? ➨ Device fuse blown? ✔ Identify cause of failure. Replace device fuse. ➨...
  • Page 96 page 96 of 129 Fault Possible cause Remedy ❑ No digital pressure ➨ Pressure transducer ✔ Contact local distributor. reading. defective? ❑ Digital pressure ➨ Overpressure at the ✔ Release pressure imme- reading is flashing, pressure transducer, diately (risk of bursting). one blip*.
  • Page 97 page 97 of 129 Fault Possible cause Remedy ❑ Controller does ✔ Contact local distributor. not respond when operating any keys. No change after switching off/on. ❑ Pump does not ➨ Pump has been ex- ✔ Allow pump to run for start or stops im- posed to condensate? some minutes at maxi-...
  • Page 98 page 98 of 129 Fault Possible cause Remedy ❑ Pump does not ➨ Pressure below ”Mini- ✔ Change switch off pres- achieve its ultimate mum” in Auto mode? sure (”Minimum”) if neces- vacuum or usual sary. pumping speed. ➨ Pump too hot? ✔...

  • Page 99: Replacing Diaphragms And Valves

    page 99 of 129 Replacing diaphragms and valves + Please read section ”Replacing diaphragms and valves” com- pletely before starting maintenance. The pictures may show other versions of pumps. This does not change the method of replacing diaphragms and valves. ➨...

  • Page 100: Cleaning And Inspecting The Pump Heads (Pumps Nt Vario / Pc 300X Vario)

    - Regular maintenance will improve the lifetime of the pump and also protect both users and the environment. Service kit for ME 4C NT VARIO ..............696864 Service kit for MZ 2C NT VARIO / PC 3002 VARIO ........696869 Service kit for MD 4C NT VARIO / PC 3003/3004 VARIO ......696870 Service kit for MV 10C VARIO-B / MD 12C VARIO-B / PC 301x VARIO ...................696821...
  • Page 101 + Service only one side of the pump at a time to avoid the mixing of parts. Fittings and tubing of the different pump models: ME 4C NT VARIO MZ 2C NT VARIO MD 4C NT VARIO...
  • Page 102 page 102 of 129 PTFE connection tube to opposite side of pump PC 3002 VARIO PC 3003 VARIO PC 3004 VARIO...
  • Page 103 page 103 of 129 View of the disassembled pump head parts (fig.: MD 4C NT VARIO) A: Head alignment pin / mark L: Fillister head screw B: Connecting rod M: O-ring C: Housing N: Valve D: Washer O: Valve head E: Diaphragm support disc P: Hose nozzle F: Diaphragm...
  • Page 104 page 104 of 129 PC 3002/3003/3004 VARIO ➨ Remove catchpots (14) at inlet and outlet (see ”Use and operation”, pg. 38). Disassemble the exhaust vapor condenser EK: ➨ Loosen the union nut at the inlet of the ex- haust vapor condenser. ➨ Remove the 4 screws affixing the counter holder of the exhaust vapor condenser with a Torx driver T10.

  • Page 105: Replacing The Diaphragm

    page 105 of 129 ➨ Open the hose clip (U) with a slotted screw- driver. ➨ Pull the tubing off the hose connector. Opening the hose clip: ➨ Apply slotted screwdriver as shown and turn. Replacing the diaphragm ➨ Disassemble head covers (J) to check the diaphragm (F).
  • Page 106 page 106 of 129 ➨ Check for washers (D) between the diaphragm support disc (E) and the connecting rod (B). Do not mix the washers from the different pump heads, since these are set at the factory to ensure proper pump per- formance.

  • Page 107: Replacing The Valves

    page 107 of 129 Replacing the valves ➨ Open the hinged cover of the connection fastener (Q) with a slotted screwdriver. Loosen connection fastener slightly. ➨ Turn the fillister head screw (L) with a Torx driver T20 at most one turn. + Do not detach the fillister head screw from the square nut (K).
  • Page 108 page 108 of 129 ➨ Insert O-rings (M) and valves (N). See figure for the correct position of the valves: + Inlet side (IN): Marked ”IN” next to the valve seat. The valve tongue points at the kidney-shaped orifice in the valve seat.
  • Page 109 page 109 of 129 ➨ Bring the diaphragms (F) into a position, in which they are in contact with the housing (C) and centered with respect to the bore. ➨ Put on head cover (J) with valve heads (O) and connections attached. + Pay attention to the correct orientation of the head covers: Housing with head alignment pin: The head...
  • Page 110 page 110 of 129 ➨ Put head cover cowling on. ➨ Slide the head cover cowling in the grooves of the caps (I) and under the connection fas- teners (Q). ➨ Install the washers. Use a Torx driver T20 to attach the 4 screws holding the head cover cowling.

  • Page 111: Cleaning And Inspecting The Pump Heads (Pumps Vario-B / Pc 301X Vario)

    page 111 of 129 ➨ Assemble catchpots (14) with joint clips. Checking the ultimate vacuum ➨ A fter any intervention at the equipment (e.g., repair / maintenance) the ultimate vacuum of the pump has to be checked. Only if the pump achieves its specified ultimate vacuum, the pump’s leak rate is low enough to ensure that no explosive atmospheres will occur in the inte- rior of the equipment.
  • Page 112 page 112 of 129 View of the disassembled pump head parts Pump head parts: A: Housing cover with housing I: Connecting rod cover insert J: Housing B: Valves K: Cover plate C: O-rings L: Manifold cover (only at outlet) D: Head cover M: Countersunk screw E: Diaphragm clamping disc N: Union nut...
  • Page 113 page 113 of 129 Disassembling the pump from the pumping unit (PC 3010/3012 VARIO) ➨ Disconnect controller from pump (VACUU BUS cable). • ➨ Detach separator (18) from pump inlet (open clamping ring). + Avoid the release of pollutants. ➨ Observe applicable regulations when dis- posing of condensate which may be con- taminated by pumped chemicals.
  • Page 114 page 114 of 129 Fittings and tubing of the different pump models: Pumps VARIO-B / Inlet side Pumping units PC 301x VARIO Outlet side MV 10C VARIO-B MD 12C VARIO-B PC 3010 VARIO PC 3012 VARIO ➨ Disassemble the housing covers (A) to check the diaphragms and valves.

  • Page 115: Replacing The Diaphragm

    page 115 of 129 Replacing the diaphragm + Check diaphragm (F) for damage and re- place if necessary. ➨ Lift diaphragm carefully sidewise. + Never use a pointed or sharp-edged tool to lift the diaphragm. ➨ Use the diaphragm key to grip the diaphragm support disc (G) below the diaphragm.

  • Page 116: Assembling The Pump Heads

    page 116 of 129 ➨ Assemble the original number of washers (H) between diaphragm support disc (G) and connecting rod (I). ➨ Screw diaphragm clamping disc (E), dia- phragm (F), diaphragm support disc (G) and washers (H) to connecting rod (B). ➨...

  • Page 117: Replacing The Valve At The Distributor (Outlet Side)

    page 117 of 129 ➨ Loosely screw in the Allen head screws (R) of the housing cover in a start pattern with a 5 mm wide Allen key, then tighten. + Recommended torque: 8.9 ft (12 Nm). Individual performance check of a pump head: Check the performance by measuring the vacuum at the inlet port of the individual pump head: Use a suitable vacuum gauge (e.g., DVR 2, cat.

  • Page 118: Assembling The Connecting Hoses

    page 118 of 129 ➨ Note the position and orientation of the valve (B) and remove. + Check valve for damage and replace if nec- essary. Make sure that the valve is correctly seated. ➨ Reassemble manifold cover (L) and cov- er plate (K) and secure with countersunk screws (M).
  • Page 119 page 119 of 129 Reassembling the pump with pumping units PC 3010/3012 VARIO: ➨ Lay the pump on its side with the rating plate of the pump at the top. Support pump appropriately. + Note that to install the base plate, the exhaust waste vapor condenser and the condensate flask have to be on top.
  • Page 120 page 120 of 129 Replacing the overpressure safety relief device at the ex- haust waste vapor condenser: ➨ Loosen the red union nut at the condenser. Remove hose from the inlet of the condenser. ➨ Pull off old overpressure safety relief device and install new one. ➨...

  • Page 121: Replacing The Device Fuse

    page 121 of 129 Replacing the device fuse ➨ Switch off the pump. ➨ Disconnect the electrical power cord before un- screwing the fuse holder. Identify and eliminate the cause of failure before switch- ing on the pump again. fuse holder Pumps VARIO-B / Pumps NT VARIO PC 301x VARIO...

  • Page 122: Notes On Return To The Factory

    page 122 of 129 Notes on return to the factory Repair - return - DAkkS calibration Safety and health of our staff, laws and regulations re- NOTICE garding the handling of dangerous goods, occupational health and safety regulations and regulations regard- ing safe disposal of waste require that for all pumps and other products, the “Health and safety clearance form”, pg.
  • Page 123 page 123 of 129 We submit repair quotations only on request and always at the customer’s expense. If an order is placed, the costs incurred for problem diagnosis are offset from the costs for repair or from the purchase price, if the customer pre- fers to buy a new product instead of repairing the defec- tive one.
  • Page 124 page 124 of 129 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 your processes.

  • Page 125: Warranty

    125 of 129 Warranty VACUUBRAND shall be liable for insuring that this prod- uct, including any agreed installation, has been free of de- fects at the time of the transfer of risk. VACUUBRAND shall not be liable for the consequences...

  • Page 126: Health And Safety Clearance Form

    By our signature below, we acknowledge that we accept liability for any damage caused by providing in- complete or incorrect information and that we shall indemnify VACUUBRAND from any claims as regards damages from third parties. We are aware that as expressed in § 823 BGB (Public Law Code of Ger- many) we are directly liable for injuries or damages suffered by third parties, particularly VACUUBRAND employees occupied with handling/repairing the product.

  • Page 127: Ec Declaration Of Conformity Of The Machinery

    Membranvakuumpumpe / Diaphragm vacuum pump / Pompe à membrane: Typ / Type / Type: ME 4C NT VARIO / MZ 2C NT VARIO / MD 4C NT VARIO / PC 3002 VARIO / PC 3003 VARIO / PC 3004 VARIO Artikelnummer / Order number / Numéro d‘article: 2613819, 2614288 / 732400, 732401, 732402...
  • Page 128 Bevollmächtigter für die Zusammenstellung der technischen Unterlagen / Person authorised to compile the technical file / Personne autorisée à constituer le dossier technique: Dr. J. Dirscherl · VACUUBRAND GMBH + CO KG · Alfred-Zippe-Str. 4 · 97877 Wertheim · Ger- many Wertheim, 09.01.2012...
  • Page 129 Alfred-Zippe-Str. 4 · 97877 Wertheim / Germany T +49 9342 808-0 · F +49 9342 808-5555 info@vacuubrand.com · www.vacuubrand.com VACUUBRAND GMBH + CO KG - Technology for Vacuum Systems - © 2012 VACUUBRAND GMBH + CO KG Printed in Germany Manual-no.: 999219 / 07/31/2012...

This manual is also suitable for:

Mz 2c nt varioMd 4c nt varioMv 10c vario-bPc 3002 varioPc 3010 varioPc 3003 vario ... Show all

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