Kracht VCA 0,04 Operating Instructions Manual
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Kracht VCA 0,04 Operating Instructions Manual

Gear type flow meter
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Operating instructions
BVC0007EN
Gear type flow meter VCA / VCN / VCG 0,04 ... 5
BVC0007EN-D0025530002-02
Englisch
2012-03-30

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Summary of Contents for Kracht VCA 0,04

  • Page 1 Operating instructions BVC0007EN Gear type flow meter VCA / VCN / VCG 0,04 ... 5 BVC0007EN-D0025530002-02 Englisch 2012-03-30...

  • Page 2: Table Of Contents

    Table of Content General points About the documentation Manufacturer´s address Intended use Safety Safety instructions and symbols Personnel qualification and training General safety instructions Hazard statements Device description Basic construction and function Type key Important special numbers Technical data General characteristics Overview nominal sizes Permissible temperature of operating media Overview of the series and materials...
  • Page 3 6.2.3 Pipe connection Assembly with further components and devices Electrical connection 6.4.1 Standard plug version Operation start-up Preparation Further operation start-up Permissible limits for operation Removal General points Removal of the gear type flow meter Maintenance General points Unusual noise Static seals Screw joints Desposits in the measuring device...

  • Page 4: General Points

    4 “Technical data”. If you have any questions about this operating manual, please contact the manufacturer. 1.2 Manufacturer´s address Kracht GmbH Gewerbestraße 20 DE 58791 Werdohl phone: +49 (0) 23 92 / 935-0 fax: +49 (0) 23 92 / 935-209 email: info@kracht.eu...
  • Page 5 Gear type flow meter VCA / VCN / VCG 0,04 ... 5 The device may only be used when its materials are resistant to mechanical and/or chemical influences or corrosion under the respective operating con- ditions. A filter must be installed if required to avoid the device blocking on account of contaminants.

  • Page 6: Safety

    Gear type flow meter VCA / VCN / VCG 0,04 ... 5 2 Safety 2.1 Safety instructions and symbols The safety notices in these operating instructions are marked with caution symbols. Non-compliance can lead to hazards for people and the device. In addition, the safety instructions are marked with signal words.

  • Page 7: Hazard Statements

    Gear type flow meter VCA / VCN / VCG 0,04 ... 5 2.4 Hazard statements DANGER Danger due to breakage or squirting fluids! If the device is blocked it acts like a closed gate. The pressure level that occure in this case can result in damage to the device and to up or down- stream plant elements.
  • Page 8 Gear type flow meter VCA / VCN / VCG 0,04 ... 5 DANGER Danger due to electric voltage! Danger of death due to electric shock. ● Follow the special safety regulations during all work on electrical instal- lations. ● Only allow electricians to work on electrical systems. WARNING Danger due to hazardous fluid! Danger of death upon contact with hazardous fluids and when inhaling va-...
  • Page 9 Gear type flow meter VCA / VCN / VCG 0,04 ... 5 CAUTION Danger due to hot surfaces! When operating the device with hot media, there is a danger of being burned and scaled when touching the hot surfaces. ● When the medium temperature is over 48 °C, let the device cool off.

  • Page 10: Device Description

    Gear type flow meter VCA / VCN / VCG 0,04 ... 5 3 Device description 3.1 Basic construction and function There are two gearwheels inside the housing that are supported with low friction. They are driven by the fluid flow during operation. This gearwheel movement is scanned inductively by one or two sensors in the cover, and transformed into electrical signals.

  • Page 11: Type Key

    Steel gears + Multi layer friction bearings (VCA 2 / VCG 2) Steel gears + Ball bearing (VCA 0,1 / VCA 5) Stainless steel gears + Ball bearing (VCA 0,04 / VCN 0,04 / VCA 5) 5. Type of connection...

  • Page 12: Important Special Numbers

    Gear type flow meter VCA / VCN / VCG 0,04 ... 5 3.3 Important special numbers Special num- Description VC. 2 with thread connection G 1 Variant with Hirschmann plug with device socket according to DIN (M12x1) Variant with Hirschmann plug and pre-amplifier VV12 for 12 V current supply to pre-amplifier Variant with NPT thread VC 3 and VC 5 for high-pressure version (400 bar)

  • Page 13: Technical Data

    Gear type flow meter VCA / VCN / VCG 0,04 ... 5 4 Technical data 4.1 General characteristics General characteristics Construction Geared motor Material section 4.4 “Overview of the series and materials” Connection type Pipe thread / Plate connection Arbitrary / Preferential flow direction A → B Installation position / Flow direction Ambient temperature ϑ...

  • Page 14: Permissible Temperature Of Operating Media

    Gear type flow meter VCA / VCN / VCG 0,04 ... 5 4.3 Permissible temperature of operating media Seal variant VCA / VCN N = NBR -10 ... 80 °C F = FKM -10 ... 80 °C -15 ... 120 °C E = EPDM -10 ...
  • Page 15 Gear type flow meter VCA / VCN / VCG 0,04 ... 5 Tab. 4.2: Overview of the series and materials VCN / VCG ... Product name Nominal size 0,04 Measuring unit version Stainless steel EN-GJS-400 Housing / cover (1.4404) (GGG 40) case-hardened Stainless steel steel...

  • Page 16: Dimensions And Weights

    Gear type flow meter VCA / VCN / VCG 0,04 ... 5 4.5 Dimensions and weights 4.5.1 Serie VCA / VCN / VCG - Type of connection R 2012-03-30 BVC0007EN-D0025530002-02...
  • Page 17 Gear type flow meter VCA / VCN / VCG 0,04 ... 5 Nominal size 0,04 Series avaliable VCA / VCN Weight in kg 22,5 16,5 11,5 22,5 53,6 54,4 54,4 BVC0007EN-D0025530002-02 2012-03-30...

  • Page 18: Serie Vca / Vcn /Vcg - Type Of Connection P

    Gear type flow meter VCA / VCN / VCG 0,04 ... 5 4.5.2 Serie VCA / VCN /VCG - Type of connection P 2012-03-30 BVC0007EN-D0025530002-02...
  • Page 19 Gear type flow meter VCA / VCN / VCG 0,04 ... 5 Nominal size 0,04 Series avaliable VCA / VCG Tightening torque in Nm Weight in kg 16,5 BVC0007EN-D0025530002-02 2012-03-30...

  • Page 20: Transport And Storage

    Gear type flow meter VCA / VCN / VCG 0,04 ... 5 5 Transport and storage 5.1 Transport damage Inspect the device for shipping damage as soon as the delivery has been received. If shipping damage is discovered, inform the shipping company. If proper operation of the device is impaired by the damage, the device must be replaced or repaired.

  • Page 21: Corrosion Protection

    Gear type flow meter VCA / VCN / VCG 0,04 ... 5 5.3 Corrosion protection The device's function is tested in the plant with mineral hydraulic oil. Then all connections are closed. The remaining residual oil protects the interior parts for about 6 months.

  • Page 22: Installation

    Gear type flow meter VCA / VCN / VCG 0,04 ... 5 6 Installation 6.1 General points DANGER Danger due to pressure loaded lines. When working on pressure loaded lines, uncontrolled or squirting fluids can lead to accidents and severe injuries or even result in death. ●...
  • Page 23 Gear type flow meter VCA / VCN / VCG 0,04 ... 5 DANGER Danger due to breakage or squirting fluids! Using unsuitable connections and lines can lead to breakage. Parts flying around uncontrolled or squirting fluids can lead to accidents with severe injuries or even lead to death.

  • Page 24: Plate Connection

    Gear type flow meter VCA / VCN / VCG 0,04 ... 5 ● Any preserving agents must be removed before installation using ben- zine or solvent. ● Clean the pipework of dirt, scale, sand, swarf, etc. prior to installation. Welded pipes in particularly must be pickled or flushed. Cotton waste must not be used for cleaning.
  • Page 25 Gear type flow meter VCA / VCN / VCG 0,04 ... 5 Tab. 6.1: Tightening torques for fastening screws Nominal size* 0,04 Tightening torque Nm * See type description on the device: VCA / VCN / VCG ... BVC0007EN-D0025530002-02 2012-03-30...

  • Page 26: Installation On External Connection Plates Or Valve Blocks

    Gear type flow meter VCA / VCN / VCG 0,04 ... 5 6.2.2 Installation on external connection plates or valve blocks The values for evenness and roughness given below must be observed for installation. Tab. 6.2: Permissible evenness Nominal size* 0,04 Evenness µm...

  • Page 27: Electrical Connection

    Gear type flow meter VCA / VCN / VCG 0,04 ... 5 6.4 Electrical connection DANGER Danger due to electric voltage! Danger of death due to electric shock. ● Follow the special safety regulations during all work on electrical instal- lations.

  • Page 28: Standard Plug Version

    Gear type flow meter VCA / VCN / VCG 0,04 ... 5 6.4.1 Standard plug version ● The electrical connections have to be carried out according to the as- signment diagram shown below. Comfortable work ● To make wake more convenient, the plug may be pulled off the housing cover for cable connection.
  • Page 29 Gear type flow meter VCA / VCN / VCG 0,04 ... 5 NOTICE Danger of malfunction due to incorrect installation Loose cable or connections may cause malfunction of the device.. ● After installation, the fastening screws (slightly) an the cable screw con- nection have to be tightened.

  • Page 30: Operation Start-Up

    Gear type flow meter VCA / VCN / VCG 0,04 ... 5 7 Operation start-up 7.1 Preparation NOTICE Danger of proerty damage due to incorrect commisioning Improper commissioning can lead to damages and malfunctions in the de- vice and in the plant. ●...
  • Page 31 Gear type flow meter VCA / VCN / VCG 0,04 ... 5 ● Check the permissible operating data against the operating states to be expected. ● Check all fastening screws on the device. ● Fill the device with operating fluid. BVC0007EN-D0025530002-02 2012-03-30...

  • Page 32: Further Operation Start-Up

    Gear type flow meter VCA / VCN / VCG 0,04 ... 5 7.2 Further operation start-up The device was tested in the factory before delivery. It can be put into oper- ation immediately, as soon as the mechanical and electrical connections hace been set up.

  • Page 33: Removal

    Gear type flow meter VCA / VCN / VCG 0,04 ... 5 8 Removal 8.1 General points NOTICE Danger of property damage due to insufficiently qualified personnel Improper work can lead to damages and malfunctions in the device and in the plant.
  • Page 34 Gear type flow meter VCA / VCN / VCG 0,04 ... 5 DANGER Danger due to electric voltage! Danger of death due to electric shock. ● Follow the special safety regulations during all work on electrical instal- lations. ● Only allow electricians to work on electrical systems. CAUTION Danger due to hot surfaces! When operating the device with hot media, there is a danger of being...

  • Page 35: Maintenance

    Gear type flow meter VCA / VCN / VCG 0,04 ... 5 9 Maintenance 9.1 General points NOTICE Danger of property damage due to insufficiently qualified personnel Improper work can lead to damages and malfunctions in the device and in the plant.
  • Page 36 Gear type flow meter VCA / VCN / VCG 0,04 ... 5 Checking the operating data ● Regular checking of all operating data such as pressure, temperature, current consumption, degree of filter soiling etc. contributes to early problem detection. NOTICE Danger of property damage due to a lack of cleanliness A lack of cleanliness can lead to damages and malfunctions in the device and in the plant.

  • Page 37: Unusual Noise

    Gear type flow meter VCA / VCN / VCG 0,04 ... 5 DANGER Danger due to electric voltage! Danger of death due to electric shock. ● Follow the special safety regulations during all work on electrical instal- lations. ● Only allow electricians to work on electrical systems. CAUTION Danger due to hot surfaces! When operating the device with hot media, there is a danger of being...

  • Page 38: Cleaning

    Gear type flow meter VCA / VCN / VCG 0,04 ... 5 10 Cleaning WARNING Hazard caused by fluid squirting out! During all work on the unit, squirting fluids can lead to accidents and severe injuries r even result in death. ●...
  • Page 39 Gear type flow meter VCA / VCN / VCG 0,04 ... 5 The hexagonal socked screws (4 or 8 pcs.) are accessible from under- neath the housing. NOTICE Danger of damage to the unit An improper operating can result in damage or malfunktion to the device. ●...

  • Page 40: Repairs

    Gear type flow meter VCA / VCN / VCG 0,04 ... 5 11 Repairs 11.1 General points The term repairs covers: ● Troubleshooting, in other words establishing damage, determining and localising the reason of the damage. ● Elimination of damage, in other words eliminating the primary causes and replacing or repairing faulty components.

  • Page 41: Disposal

    Gear type flow meter VCA / VCN / VCG 0,04 ... 5 If harding or agglutinative media are involved, the device must be cleaned befor it is returned. Cleaning is also necessary of the device has been operated with hazardous fluids.
  • Page 42 Gear type flow meter VCA / VCN / VCG 0,04 ... 5 Fault Potential causes Remedy Even though the LED display on the The connection between Check the connection and re- volumetric meter is illuminated, false volume counter and eval- place the cables or plugs if nec- values are displayed.

This manual is also suitable for:

Vcn 0,04Vca 0,1Vca 0,2Vcn 0,2Vca 2Vcg 2 ... Show all

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