Related Manuals for KRAL OMG Series
Summary of Contents for KRAL OMG Series
- Page 1 Operating instructions KRAL flowmeters. Series OMG OIO 14en-GB Edition 2020-01 Original instructions www.kral.at...
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Page 2: Table Of Contents
Table of contents 1 About this document ............. 4 Dangers during installation .......... 24 General information ............ 4 Dangers during removal.......... 24 Target groups .............. 4 Installing the flowmeter .......... 24 8.3.1 Protecting the flowmeter against soiling .. 24 Symbols................. 4 8.3.2 Installation types.......... 24 1.3.1 Danger levels ............ 4 8.3.3 Installation recommendation...... 25 1.3.2... - Page 3 Table of contents 16 Accessories .............. 49 16.1 Heating ................ 49 16.1.1 Possible types of heating ........ 49 16.1.2 Technical data of the electrical heating system ................ 49 16.1.3 Technical data of the fluid heating system.. 49 16.1.4 Installing the heating system...... 49 16.2 Junction box .............. 51 16.2.1 Function description........ 51 16.2.2 Technical data.......... 51 16.2.3 Installing the junction box........ 51...
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Page 4: About This Document
1 About this document 1.1 General information 1 About this document 1.1 General information These instructions form part of the product and must be kept for future reference. Furthermore please observe the associated documents. 1.2 Target groups The instructions are intended for the following persons: o Persons who work with the product o Operator-owners who are responsible for the use of the product Persons who work with the product must be qualified. -
Page 5: Symbols In This Document
2 Safety 1.4 Associated documents Meaning Source and possible consequences of non-observance Risk of slipping Discharging pumped liquid and oils on the foundation or tread surfaces can cause falls with serious physical injury or death. Flammable Discharging pumped liquid and oils can be easily inflammable and can substances result in serious burns. -
Page 6: Obligations Of The Operator-Owner
3 Identification 2.3 Obligations of the operator-owner 2.3 Obligations of the operator-owner The operator-owner is the person who operates the product commercially or permits a third party to use it and who bears the legal responsibility for the product, the protection of the personnel and third parties during its operation. - Page 7 3 Identification 3.1 Type code Item Designation Description Series Economy General/Universal High Pressure Performance Stainless steel Size Corresponds to the diameter of the measuring screw large in [mm] Sensor equip- BEG 06 ment (pick up) BEG 43 BEG 44 BEG 45 BEG 45 + BEV 13 BEG 47 BEG 53...
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Page 8: Rating Plate
4 Technical data 3.2 Rating plate 3.2 Rating plate 1 Serial number 2 Construction year 3 K-factor 4 Preferred flow direction 5 Max. temperature 6 Series 7 Max. pressure Fig. 2: Rating plate 4 Technical data 4.1 Operating limits The values specified on the rating plate and the calibration certificate apply. The permissible operating limits of individual values influence each other so that every application is checked individually by the manufacturer when selecting the flowmeter. - Page 9 4 Technical data 4.3 Maximum values Unit Additional maximum values when BEG 43D is used Pole number K-factor [P/l] 1216. 640.0 234.0 71.0 39.8 16.8 Millilitre/pulse [ml/P] 0.82 1.56 4.27 14.08 25.13 59.52 112.99 Pulse frequency o f1 (Q [Hz] 1106 o f1 (Q [Hz]...
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Page 10: Substitute Operating Data
4 Technical data 4.4 Substitute operating data Unit Additional maximum values when BEG 53A/BEG 54A is used Pole number K-factor [P/l] 7296. 2560.0 1014. 302.0 167.0 87.6 45.1 Millilitre/pulse [ml/P] 0.14 0.39 0.99 3.31 5.99 11.42 22.17 Pulse frequency o f4 (Q [Hz] 1824 1920 2535 2643 2923 4380 5638... -
Page 11: Din Flange
4 Technical data 4.6 Dimensions and weights 4.6.2 DIN flange M18x1 Nominal diameter flange M18x1 Pick up hole G1/4″ Temperature sensor hole Outer diameter Total length Length of the flowmeter without connections G1/4" Flange thickness Pitch circle Fig. 5: Dimensional drawing DIN flange connection Unit Pressure stage [bar]... -
Page 12: Pressure Bearing Capacity
4 Technical data 4.7 Pressure bearing capacity 4.7 Pressure bearing capacity 4.7.1 Pressure bearing capacity OMG-013 100000 5000 2000 50000 10000 1000 1000 h 5000 h 10000 h 30000 h 100000 50000 10000 5000 2000 1000 Short-term operation Continuous operation Pressure loss Flow rate rated... -
Page 13: Pressure Bearing Capacity Omg-020
4 Technical data 4.7 Pressure bearing capacity 4.7.2 Pressure bearing capacity OMG-020 100000 50000 5000 2000 10000 1000 1000 h 5000 h 10000 h 30000 h 100000 50000 10000 1000 5000 2000 10,5 13,5 Short-term operation Continuous operation Pressure loss Flow rate rated Notice The values apply for lubricating liquids at temperatures up to 120 °C. -
Page 14: Pressure Bearing Capacity Omg-032
4 Technical data 4.7 Pressure bearing capacity 4.7.3 Pressure bearing capacity OMG-032 100000 50000 5000 2000 10000 1000 1000 h 5000 h 10000 h 30000 h 100000 50000 10000 1000 5000 2000 Short-term operation Continuous operation Pressure loss Flow rate rated Notice The values apply for lubricating liquids at temperatures up to 120 °C. -
Page 15: Pressure Bearing Capacity Omg-052
4 Technical data 4.7 Pressure bearing capacity 4.7.4 Pressure bearing capacity OMG-052 100000 50000 5000 2000 10000 1000 1000 h 5000 h 10000 h 30000 h 100000 50000 1000 10000 5000 2000 17,5 52,5 87,5 122,5 157,5 Short-term operation Continuous operation Pressure loss Flow rate rated... -
Page 16: Pressure Bearing Capacity Omg-068
4 Technical data 4.7 Pressure bearing capacity 4.7.5 Pressure bearing capacity OMG-068 100000 50000 10000 5000 2000 1000 1000 h 5000 h 10000 h 30000 h 1050 100000 50000 10000 5000 2000 1000 Short-term operation Continuous operation Pressure loss Flow rate rated Notice The values apply for lubricating liquids at temperatures up to 120 °C. -
Page 17: Pressure Bearing Capacity Omg-100
4 Technical data 4.7 Pressure bearing capacity 4.7.6 Pressure bearing capacity OMG-100 100000 50000 10000 5000 2000 1000 1000 h 5000 h 10000 h 30000 h 1000 1200 1400 1600 2400 2600 3000 1800 2000 2200 2800 100000 50000 10000 5000 2000 1000... -
Page 18: Pressure Bearing Capacity Omg-140
4 Technical data 4.7 Pressure bearing capacity 4.7.7 Pressure bearing capacity OMG-140 100000 50000 10000 5000 2000 1000 1000 h 5000 h 10000 h 30000 h 2500 3000 6000 1000 1500 2000 3500 4000 4500 5000 5500 6500 7000 7500 100000 50000 10000... -
Page 19: Function Description
5 Function description 5.1 Structure 5 Function description 5.1 Structure 2/2a Fig. 6: Structure of the flowmeter Connection Ball bearing floating bearing end Screw plug Measuring screw large Connection of temperature sensor Ball bearing fixed bearing end Bearing cover Pick up hole Measuring housing Pole wheel Measuring screw small... -
Page 20: Signal Generation
The flow direction can be determined by means of the additional phase-shifted signal and the incre- mental encoder positions available in the KRAL electronic unit and then taken into account for the cal- culation of the total values. Operating instructions... -
Page 21: Transportation, Storage
6 Transportation, storage 6.1 Dangers during transportation 6 Transportation, storage 6.1 Dangers during transportation The following safety instructions must be observed: o Have all work only carried out by authorized transport personnel. o Use intact and correctly dimensioned hoisting equipment. o Ensure that the means of transport is in a flawless state. -
Page 22: Storing The Flowmeter
7 Preservation 6.5 Storing the flowmeter Fig. 7: Fastening of hoisting equipment - principle diagram Fasten hoisting equipment on the flowmeter. Transport the flowmeter to the installation location or temporary storage site. 6.5 Storing the flowmeter As a result of the calibration, the internal components of the flowmeter are wetted with calibration liquid that has a preservative effect. -
Page 23: Preserving The Outer Surfaces
7 Preservation 7.3 Preserving the outer surfaces o Preservative (acid-free and resin-free oil) Aids: Close a connection of the flowmeter with a blind flange. Position the flowmeter vertically. Fill non-corrosive and resin-free oil into the pressure connection up to approx. 1 cm under the flange at the top while turning the measuring unit slowly, so that the measuring unit is also wetted. -
Page 24: Installation, Removal
8 Installation, removal 8.1 Dangers during installation 8 Installation, removal 8.1 Dangers during installation The following safety instructions must be observed strictly: o Have all work only carried out by authorized qualified personnel. o Do not take apart the flowmeter. o Do not remove the protective caps from the dry sleeves. -
Page 25: Installation Recommendation
8 Installation, removal 8.3 Installing the flowmeter Fig. 8: Installation types The arrow with dashed line identifies the preferred flow direction when an operating filter is used. Installation type Properties o Without bypass o Small space requirements o With or without operating filter o Dismantling of the flowmeter only with operation interruption o Manual bypass... - Page 26 8 Installation, removal 8.3 Installing the flowmeter Recommendations for alternative installation variants Alternative installation variant: Source for measuring error: - Install the flowmeter vertically. - Lack of counter-pressure at the outlet through downward routin - Route the flow from the top downwards. - Route the piping at the outlet upwards.
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Page 27: Removing The Flowmeter
9 Connection 8.4 Removing the flowmeter 8.4 Removing the flowmeter o Fitter Personnel qualification: o Electrician o Work clothing Personal protective equipment: o Face protection o Protective gloves o Safety boots Aids: o Collection tank DANGER Risk of death resulting from electric shock. ►... -
Page 28: Connecting The Flowmeter To The Pipe System
9 Connection 9.2 Connecting the flowmeter to the pipe system 9.2 Connecting the flowmeter to the pipe system o Fitter Personnel qualification: o Work clothing Personal protective equipment: o Protective gloves o Protective helmet o Safety boots Aids: o Hoisting equipment ATTENTION Damage to device through mechanical stress. -
Page 29: Operation
10 Operation 10.1 Dangers during operation ATTENTION Measuring error through incorrectly installed pick ups. ► Ensure that pick ups are installed at the correct position. ► The connecting line of the pick up/temperature sensor connection is to be shielded and laid separ- ately from the supply lines. -
Page 30: Commissioning The Flowmeter
10 Operation 10.3 Decommissioning 10.2.3 Commissioning the flowmeter ATTENTION Increased wear and/or blockade through solid particles or abrasive fine particles in the liquid. ► Protect the flowmeter through correspondingly dimensioned operating filters in the pipe system. ATTENTION Measuring error when the pressure drops below the minimum pressure outlet at the outlet. ►... -
Page 31: Maintenance
11 Maintenance 11.1 Required maintenance Requirement: ü The ambient conditions correspond to the operating data ü Flowmeter connection to the pipe system is stress-free ü Pipe system is free of solid particles ü Pipe system vented ü Shut-off devices in the feed line and outlet opened Switch on the system. -
Page 32: Servicing
12 Servicing 12.1 Dangers during servicing 12 Servicing 12.1 Dangers during servicing The following safety instructions must be observed strictly: o Have all work only carried out by authorized qualified personnel. o To ensure the measuring precision, the measuring unit may only be replaced by the manufac- turer. - Page 33 12 Servicing 12.2 Replacing seals and ball bearings 9 10 Slide the sleeve 10 onto the measuring screw large 11. Observe the installation direction. Press on the ball bearings 9 and 12 over the inner ring of the ball bearing onto the measuring screw large 11. Press the pole wheel 8 onto the measuring screw large 11.
- Page 34 12 Servicing 12.2 Replacing seals and ball bearings 11 12 Remove the circlip 19 from the measuring screw large 17 and remove the circlip 20 from the measuring screw small 22. Unscrew the socket screw 26, remove the wedge lock washers 25 and supporting ring 24. Unscrew the socket screw 11, remove the wedge lock washers 12 and supporting ring 13. Screw the socket screw 11 completely back in, in order to pull the pole wheel 14 from the meas- uring screw large 17 by using an extractor.
- Page 35 12 Servicing 12.2 Replacing seals and ball bearings Pull the wedge lock washers 25 and supporting ring 24 onto the socket screw 26. Ensure the cor- rect positioning of the wedge lock washers (wedge on wedge). Apply Loctite 242 to the socket screw 26 and install on the measuring screw small 22. Install the circlips 19 and 20 on the floating bearing end.
- Page 36 12 Servicing 12.2 Replacing seals and ball bearings 12.2.5 Removing seals and ball bearings OMG-052/OMG-068 Personnel qualification: o Fitter o Work clothing Personal protective equipment: o Protective gloves o Safety boots o Plastic hammer Aids: o Extractor Requirement: ü Flowmeter removed from system ü...
- Page 37 12 Servicing 12.2 Replacing seals and ball bearings Use an extractor to take out the distance ring 16 and pull the angular-contact ball bearings 15 and 25 out of the bearing cover 3. Remove the circlip 20 and support ring 19 from the measuring screw large 17 and pull off the ball bearing 18 using an extractor.
- Page 38 12 Servicing 12.2 Replacing seals and ball bearings Press the measuring screws into the ball bearings in the bearing cover 3. Support the respective inner ring of the ball bearing. Slide the distance ring 8 on the measuring screw large 17 and press on the pole wheel 7. Pull the wedge lock washers 10 and supporting ring 9 onto the socket screw 11.
- Page 39 12 Servicing 12.2 Replacing seals and ball bearings Drive the screw set together with the bearing cover 2 out of the measuring housing 1 using light blows of a plastic hammer and pull out. Loosen the circlips 12 and 21 out of grooves in the bearing cover. 19 18 23 22 Unscrew the socket screw 5, take off the wedge lock washers 6 and supporting ring 7.
- Page 40 12 Servicing 12.2 Replacing seals and ball bearings Insert the O-ring 4 via the hole in the middle of the bearing cover 2 in the pick up hole. 19 18 23 22 Slide the circlip 12 and support ring 11 onto the measuring screw large 13. Slide the circlip 21 and support ring 22 onto the measuring screw small 20.
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Page 41: Disposal
13 Disposal 13.1 Dangers during disposal 13 Disposal 13.1 Dangers during disposal The following safety instructions must be observed strictly: o Neutralize residues. 13.2 Dismantling and disposing of the flowmeter Personnel qualification: o Fitter o Work clothing Personal protective equipment: o Face protection o Protective gloves o Safety boots... -
Page 42: Troubleshooting
14 Troubleshooting 14.1 Possible faults Faults can have different causes. The following tables list the symptoms of a fault, the possible causes and measures for troubleshooting. In the case of faults please contact the manufacturer. Under services@kral.at. Identifica- Fault tion... - Page 43 14 Troubleshooting 14.2 Troubleshooting Fault identifica- Cause Remedy tion – – – – 5 Outgassing Increase the system pressure. Reduce the temperature. – – – – 5 Pulsations too high Use another feed pump. Carry out changes to the system. –...
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Page 44: Spare Parts
15 Spare parts 15.1 Overview OMG-013 15 Spare parts 15.1 Overview OMG-013 107.2* 739.4 739.3 107.1* 915.5 597.1 739.1 080.1 915.1 817.4 672.2 817.3 739.5** 817.2 672.1 817.1 Item No. Part Item No. Part Distance sleeve 739.5** O-ring Spacer 817.1 Deep-groove ball bearing 080.1 Bearing cover... - Page 45 15 Spare parts 15.2 Overview OMG-020/OMG-032 15.2 Overview OMG-020/OMG-032 915.4* 115.2* 739.4* 115.1* 739.3* 915.3* 915.2* 070.2 739.2 739.1 070.1 597.1 739.5** 817.4 869.4 817.3 672.2 904.2 064.2 915.7 915.1* 869.2 672.1 817.2 817.1 904.1 915.6 064.1*** Item No. Part Item No.
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Page 46: Overview Omg-020/Omg-032
15 Spare parts 15.3 Overview OMG-052/OMG-068 Item No. Part Item No. Part Exist twice at two pick up holes **** Only for OMG-032 Tab. 13: List of parts 15.3 Overview OMG-052/OMG-068 915.4 107.2* 739.4 739.3 107.1* 915.3 597.2 080.2 739.2 597.1 739.1 080.1 915.2... - Page 47 15 Spare parts 15.3 Overview OMG-052/OMG-068 Item No. Part Item No. Part 064.2 Supporting ring 818.2 Angular-contact ball bearing 080.1 Bearing cover 868.2 Support ring 080.2 Bearing cover 868.4 Support ring 107.1* Pipe thread connection 869.2 Circlip 107.2 Pipe thread connection 869.4 Circlip Measuring housing...
- Page 48 15 Spare parts 15.4 Overview OMG-100/OMG-140 15.4 Overview OMG-100/OMG-140 915.4 107.2* 739.4 739.3 107.1* 915.3 597.2 080.2 915.2 739.2 739.1 597.1 080.1 915.1 868.4 869.4 817.2 672.2 870.2 821.2 904.2 868.3 739.5** 064.2 915.7 869.2 817.1 868.2 672.1 868.1 870.1 821.1 056*** 904.1...
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Page 49: Accessories
16 Accessories 16.1 Heating Item No. Part Item No. Part 739.2 O-ring 915.3 Socket screw 739.3 O-ring 915.4 Socket screw 739.4 O-ring 915.6 Socket screw 739.5** O-ring 915.7 Socket screw 817.1 Deep-groove ball bearing 817.2 Deep-groove ball bearing Parts alternatively for pipe thread connection or flange connection Exist twice at two pick up holes For OMG-140: replaced by sleeve, spare part 041 Tab. 15: List of parts... - Page 50 16 Accessories 16.1 Heating DANGER Risk of death resulting from electric shock. ► Ensure that the electrical power supply is de-energized and is secured against being switched back on. ► Observe the operating instructions of the electrical components. Fig. 9: Tubular pipe cartridge with heating sleeve Envelop the flowmeter with the heating sleeve with tubular pipe cartridge lying on the inside.
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Page 51: Junction Box
16 Accessories 16.2 Junction box Thermal insulation Temperature sensor Heating line Flowmeter Piping Junction box Pick up with connecting cable Area necessarily without thermal insulation Fig. 10: Flowmeter with trace heating Wind the heating line 3 around the piping 5. Ensure that the pick up 7, temperature sensor 2, junction box 6 and associated cables are not thermally insulated. -
Page 52: Extension Cable
16 Accessories 16.3 Extension cable 0 V Q 0 V Q 24 V Q 24 V Q Sig.1 Q Sig.1 Q 0 V Q 24 V Q Sig.2 Q Sig.2 Q Com. t Com. t Com. t Sig. t Com. t Sig. - Page 53 16 Accessories 16.3 Extension cable DANGER Risk of death resulting from electric shock. ► Ensure that the electrical power supply is de-energized and is secured against being switched back on. ► Observe the operating instructions of the electrical components. ATTENTION Damage to equipment through incorrect connecting of the extension cable.
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Page 54: Appendix
17 Appendix 17.1 Tightening torques for screws with metric screw threads with and without wedge lock washers 17 Appendix 17.1 Tightening torques for screws with metric screw threads with and without wedge lock washers Tightening torque [Nm] Screws with head contact surface Countersunk screws Stainless steel screws A2 and A4 Thread 5.6... -
Page 55: Contents Of The Declaration Of Conformity
17 Appendix 17.4 Contents of the Declaration of Conformity 17.4 Contents of the Declaration of Conformity The products described in these instructions are machinery in the sense of the Directive 2006/42/EC. The original of the EC Declaration of Conformity is enclosed with the machinery at delivery. The machinery fulfils all the relevant provisions of the following directives: Number Name... - Page 56 KRAL GmbH, 6890 Lustenau, Austria, Tel.: +43/5577/86644-0, E-Mail: kral@kral.at www.kral.at...
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