Kobold OMG Operating Instructions Manual
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Kobold OMG Operating Instructions Manual

Screw-volumeter
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Operating Instructions
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Screw-Volumeter
Model: OMG

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Summary of Contents for Kobold OMG

  • Page 1 Operating Instructions Screw-Volumeter Model: OMG...

  • Page 2: Table Of Contents

    Disposal ...................... 21     Manufacturer's declaration ................22     EU Declaration of conformance ..............23     Manufactured and sold by: Kobold Messring GmbH Nordring 22-24 D-65719 Hofheim Tel.: +49(0)6192-2990 Fax: +49(0)6192-23398 E-Mail: info.de@kobold.com Internet: www.kobold.com page 2 OMG K04/0922...

  • 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

    4. Regulation Use Any use of the OMG which exceeds the manufacturers specifications, may invali- date its warranty. Therefore, any resulting damage is not the responsibility of the manufacturer. The user assumes all risk for such usage. 5. Operating Principle The measuring principle of the KOBOLD screw-volumeter is positive displacement.

  • Page 5: Warranty

    Manometer connections: should be approachable thread: R 1/4") Storing: incorrect storing can cause corrosion even seizing Attention: When the volumeter or installations are damaged, medium could flow out. To prevent consequential damage an appropriate alarm device should be installed. OMG K04/0922 page 5...

  • Page 6: Electrical Connection

    9. Electrical Connection The dry sleeve is mounted, adjusted and tested with the pick up inside as a whole unit, by KOBOLD. The pick-up insert, including milled nut and spring, are screwed into the dry sleeve by the customer (see included data sheet).

  • Page 7: Start Up

    Venting: The system must be free of air (affects the accuracy) 11. Dismounting and Mounting OMG 15 This work should be done by competent personnel only. This instruction should be used as a support for this activity. If spindle set,...
  • Page 8 OMG - 20 / 25 This work should be done by competent personnel only. This instruction should be used as support for this activity. If spindle set or measuring casing will be replaced, volumeter must be recalibrated! Dismounting:  do not turn sensor sleeve ...
  • Page 9 OMG - 40 / 50 This work should be done by competent personnel only. This instruction is only used as support for this activity. If spindle set or measuring casing will be replaced, volumeter must be recalibrated! Dismounting:  do not turn sensor sleeve ...
  • Page 10 Fig.1a Fig.1b  Pay attention to correct position of spacer! (Fig.2)  turning moment for the screw: OMG 40: large spindle 25 Nm small spindle 10 Nm OMG 50: large spindle 49 Nm small spindle 25 Nm  press on rolling bearings ...
  • Page 11  change of bearings: remove second groove nut with locking plate remove circlips and spacers pull off rolling bearings  remove o-rings  Clean all parts carefully, do not scratch sealing surfaces! Fig.2 Fig.4b Fig.4a Fig.4 Fig.3 OMG K04/0922 page 11...
  • Page 12 Fig.1a Fig.1b  press on rolling bearings  turning moments for the screws: OMG-1H: large spindle 200 Nm small spindle 49 Nm OMG-1F: large spindle 200 Nm small spindle 86 Nm  mount circlips and spacers on measuring spindles ...
  • Page 13  Screw in the dry sleeve carefully until it slightly grazes the rotating pole wheel (you can hear it through soft strikes), then turn back and tighten screw.  Screw in pick up insert into dry sleeve.  Proof signal with oscilloscope.  If necessary correct distance. OMG K04/0922 page 13...

  • Page 14: Failure

     new pick up insert signal  defective contacts  check contacts  external interferences  install cables (and measuring transducer) carefully  distance to pole wheel not  check signal with oscilloscope - correct the correct distance page 14 OMG K04/0922...

  • Page 15: Maintenance

    13. Maintenance KOBOLD-volumeters are free of maintenance. At high bearing load it is useful to change the rolling bearings after a certain service life. When high accuracy is required, it is further advisable to calibrate the device peri- odically. 14. Technical Information...
  • Page 16 3 m cable Hall-effect 10…30 V -40..+150°C 420 bar arcap 3 m PTFE cable IP 67 magnetic 10…30 V -40..+250°C 420 bar arcap incl. transmitter/ IP 65 (0..+50°C) cable box with 1 m PTFE cable Connector Transmitter page 16 OMG K04/0922...

  • Page 17: Order Codes

    15. Order Codes Example: OMG-15F15401H4 Flow Pmax Frequency Pulse rate Code Process connection Pulses/L Gasket Bearings [bar] [Hz] generator [l/min] R1500 = G½ F1540 = DN15/PN40 F151S = S = steel ball 0.1 - 10 OMG-15 1216 2.0-203 DN15/PN160 bearing...

  • Page 18: Dimensions And Weights

    16. Dimensions and weights OMG threaded connection Model Connection Pressure rating Weight [bar] [mm] [mm] [mm] [mm] [kg] OMG 15R15… G½ OMG 20R20… G¾ OMG 25R25… OMG-40R40… G1½ 27.5 OMG-50R50… OMG-1HR1H… OMG-1FR1F… page 18 OMG K04/0922...
  • Page 19 OMG Flange version Model Connection Pressure rating Weight [bar] [mm] [mm] [mm] [mm] [mm] [kg] OMG-15F1540… DN15 PN40 25.5* OMG-15F151S… DN15 PN160 25.5* OMG-15F152F… DN15 PN250 25.5 OMG-20F2040… DN20 PN40 OMG-20F151S… DN15 PN160 OMG-20F152F… DN15 PN250 OMG-25F3240… DN32 PN40 OMG-25F251S…...

  • Page 20: Pressure Loss Diagram

    17. Pressure loss diagram page 20 OMG K04/0922...

  • Page 21: Disposal

    (Cd, Hg, Li or Pb) of the heavy metal that is decisive for the classification as containing pollutants: 1. „Cd" stands for cadmium 2. „Hg" stands for mercury 3. „Pb" stands for lead 4. „Li" stands for lithium Electrical and electronic equipment OMG K04/0922 page 21...

  • Page 22: Manufacturer's Declaration

    19. Manufacturer's declaration We, Kobold Messring GmbH, Hofheim-Ts., Federal Republic of Germany, hereby declare that the type OMG screw volumeters are intended to be fitted into a machine or assembled with other machinery to form a machine in accordance with Directive 2006/42/EC including its amendments, and that ...

  • Page 23: Eu Declaration Of Conformance

    20. EU Declaration of conformance We, KOBOLD Messring GmbH, Hofheim-Ts, Germany, declare under our sole responsibility that the product: Screw volumeter Model: OMG-... to which this declaration relates is in conformity with the standards noted below: EN IEC 63000:2018 Technical documentation for the assessment of electrical...
  • Page 24 Electromagnetic compatibility (EMC) - Part 6- 4: Generic standards - Emission standard for industrial environments Also, the following EC guidelines are fulfilled: 2014/30/EU EMC Directive Hofheim, 09 Nov. 2022 H. Volz M. Wenzel General Manager Proxy Holder page 24 OMG K04/0922...

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