Kobold DRH Series Operating Instructions Manual
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Kobold DRH Series Operating Instructions Manual

Rotating vane flow meter
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Operating Instructions
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Rotating Vane Flow Meter
Model: DRH-...

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Summary of Contents for Kobold DRH Series

  • Page 1 Operating Instructions Rotating Vane Flow Meter Model: DRH-...

  • Page 2: Table Of Contents

    11. Order Codes ..............12 12. Dimensions ............... 12 13. Disposal ................13 14. EU Declaration of Conformance ........14 15. UK Declaration of Conformity ........... 15 Manufactured and sold by: Kobold Messring GmbH Nordring 22-24 D-65719 Hofheim/Germany Tel.: +49(0)6192-2990 Fax: +49(0)6192-23398 E-mail: info.de@kobold.com Internet: www.kobold.com...

  • Page 3: Note

    Please read these operating instructions before unpacking and putting the unit into operation. Follow the instructions precisely as described herein. The instruction manuals on our website www.kobold.com are always for currently manufactured version of our products. Due to technical changes, the instruction manuals available online may not always correspond to the product version you have purchased.

  • Page 4: Regulation Use

    Therefore, any resulting damage is not the responsibility of the manufacturer. The user assumes all risk for such usage. 5. Operating Principle KOBOLD Rotating Vane Flow Meters series DRH are used for measuring and monitoring low viscous liquids. Series DRH flow meters are working according the well-known rotating vane principle.

  • Page 5: Mechanical Connection

    6. Mechanical Connection 6.1. Check service conditions:  Flow rate  Maximum operating pressures  Maximum operating temperature Attention! Overrange can cause damage to bearings and cause major measuring errors. 6.2. Installation  It must be ensured that the instrument housing is continuously filled with the flow medium, especially for flows from top to bottom.

  • Page 6: Electrical Connection

    7. Electrical Connection 7.1. General Attention! Make sure that the voltages in your plant correspond with the flow meter voltages.  Make sure that all electrical supply lines are de-energised.  Connect supply voltage and output signal to the plug connector pins as shown below.

  • Page 7: Output Electronics: Analogue Output

    7.3. Output electronics: Analogue output (..L303, ..L342, ..L343, ..L442) 3-wire (..L303, ..L343) n.c. Signal 2-wire (..L342) n.c. n.c. DRH K12/0923 page 7...

  • Page 8: Cable Outlet With M12X1 Angle Plug Electronic Options F3X And L3X

    2-wire, DIN plug connector (..L442) n.c. 7.4. Cable outlet with M12x1 angle plug electronic options F3x and L3x When using a pre-assembled M12x1 connection cable with angled plug, the cable outlet is always aligned opposite to the flow direction. page 8 DRH K12/0923...

  • Page 9: Compact Electronics

    7.5. Compact electronics: (..C30R, ..C30M, ..C34P, ..C34N) 7.5.1. General Attention! Make sure that the voltages in your plant correspond with the flow meter voltages.  Make sure that all electrical supply lines are de-energised.  Connect supply voltage and output signal to the plug connector pins as shown below.

  • Page 10: Commissioning - Output Electronics

    8. Commissioning – Output electronics 8.1. General The measuring instruments are preset and are ready for operation after electrical connection. 8.2. Setting - compact electronics Operating instructions supplement for compact electronics with frequency output page 10 DRH K12/0923...

  • Page 11: Maintenance

    If the medium to be measured is clean, the Model DRH is virtually maintenance- free. It is particularly important to guard against contamination by ferritic (iron metal) contaminants. These can be eliminated by using e.g. the KOBOLD magnetic filter, model MFR.

  • Page 12: Technical Information

    10. Technical Information Operating instructions, data sheet, approvals and further information via the QR code on the device or via www.kobold.com 11. Order Codes Operating instructions, data sheet, approvals and further information via the QR code on the device or via www.kobold.com 12.

  • Page 13: Disposal

    13. Disposal Note!  Avoid environmental damage caused by media-contaminated parts  Dispose of the device and packaging in an environmentally friendly manner  Comply with applicable national and international disposal regulations and environmental regulations. Batteries Batteries containing pollutants are marked with a sign consisting of a crossed-out garbage can and the chemical symbol (Cd, Hg, Li or Pb) of the heavy metal that is decisive for the classification as containing pollutants: 1.

  • Page 14: Eu Declaration Of Conformance

    14. EU Declaration of Conformance We, KOBOLD Messring GmbH, Nordring 22-24, 65719 Hofheim, Germany, declare under our sole responsibility that the product Rotating Vane Flow Meter model: DRH -... to which this declaration relates is in conformity with the following EU directives...

  • Page 15: Declaration Of Conformity

    15. UK Declaration of Conformity We, KOBOLD Messring GmbH, Nordring 22-24, 65719 Hofheim, Germany, declare under our sole responsibility that the product: Rotating Vane Flow Meter model: DRH -... to which this declaration relates is in conformity with the following UK directives stated below S.I.

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