Vega VEGABAR 83 Operating Instructions Manual
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Vega VEGABAR 83 Operating Instructions Manual

Pressure transmitter with metallic measuring cell
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Operating Instructions
Pressure transmitter with metallic
measuring cell
VEGABAR 83
Secondary Device for electronic differential
pressure
Document ID: 45051

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Summary of Contents for Vega VEGABAR 83

  • Page 1 Operating Instructions Pressure transmitter with metallic measuring cell VEGABAR 83 Secondary Device for electronic differential pressure Document ID: 45051...

  • Page 2: Table Of Contents

    Rectify faults ........................44 Exchange process module on version IP68 (25 bar) ............44 Exchanging the electronics module ................45 How to proceed if a repair is necessary ................46 Dismount..........................47 VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 3 Take note of the Ex specific safety instructions for Ex applications. These instructions are attached as documents to each instrument with Ex approval and are part of the operating instructions. Editing status: 2022-04-20 VEGABAR 83 • Secondary Device for electronic differential pressure...

  • Page 4: About This Document

    Symbols used Document ID This symbol on the front page of this instruction refers to the Docu- ment ID. By entering the Document ID on www.vega.com you will reach the document download. Information, note, tip: This symbol indicates helpful additional infor- mation and tips for successful work.

  • Page 5: For Your Safety

    During work on and with the device, the required personal protective equipment must always be worn. Appropriate use As Secondary Device, the VEGABAR 83 is part of an electronic dif- ferential pressure meaasurement. You can find detailed information about the area of application in chapter "...

  • Page 6: Namur Recommendations

    • Chapter " Packaging, transport and storage" • Chapter " Disposal" 1) Exception: Versions with measuring ranges from 250 bar. These are subject of the EU Pressure Device Directive. VEGABAR 83 • Secondary Device for electronic differential pressure...

  • Page 7: Product Description

    Fig. 1: Layout of the type label (example) Product code Field for approvals Technical data Serial number of the instrument QR code Symbol of the device protection class ID numbers, instrument documentation VEGABAR 83 • Secondary Device for electronic differential pressure...

  • Page 8: Principle Of Operation

    Alternatively, you can access the data via your smartphone: • Download the VEGA Tools app from the " Apple App Store" or the " Google Play Store" • Scan the QR-code on the type label of the device or •...
  • Page 9 The process fitting is sealed against the process by a suitable seal. It must be provided by the customer, depending on the process fitting also included in the scope of delivery, see chapter " Technical data", " Materials and weights". VEGABAR 83 • Secondary Device for electronic differential pressure...

  • Page 10: Supplementary Cleaning Procedures

    3 Product description Supplementary cleaning procedures The VEGABAR 83 is also available in the version " Oil, grease and silicone-free". These instruments have passed through a special cleaning procedure to remove oil, grease and paint-wetting impair- ment substances (PWIS). The cleaning is carried out on all wetted parts as well as on surfaces accessible from outside.

  • Page 11: Accessories

    Welded sockets are used to connect the devices to the process. and hygienic adapter Threaded and hygienic adapters enable simple adaptation of devices with standard threaded fittings to process-side hygiene connections. VEGABAR 83 • Secondary Device for electronic differential pressure...

  • Page 12: Mounting

    Avoid damages on the device by lateral forces, for example by vibra- Vibrations tions. It is thus recommended to fix the devices with process fitting VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 13 Make sure that the upper temperature limits stated in chapter " Technical data" for the environment of the electronics hous- ing and connection cable are not exceeded. Fig. 3: Temperature ranges Process temperature Ambient temperature VEGABAR 83 • Secondary Device for electronic differential pressure...

  • Page 14: Ventilation And Pressure Compensation

    Filter element - Position Turn the metal ring in such a way that the filter element points Ex-d version downward after installation of the instrument. This provides better protection against buildup. VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 15 Filter element - Position IP69K version Fig. 7: Position of the filter element - IP69K version Filter element Instruments with absolute pressure have a blind plug mounted instead of the filter element. VEGABAR 83 • Secondary Device for electronic differential pressure...

  • Page 16: Combination Primary - Secondary

    Nominal measuring range Primary: 0.4 bar Nominal measuring range Secondary: 0.4 bar Turn Down: 0.4 bar /0.049 bar = 8.2 : 1 Example - orifice in Data pipeline Application: Differential pressure measurement Medium: Gas Static pressure: 0.8 bar VEGABAR 83 • Secondary Device for electronic differential pressure...

  • Page 17: Level Measurement

    Mount the Secondary Device above the max. level • Mount secondary device away from filling stream Fig. 8: Measurement setup, level measurement in pressurized vessel VEGABAR 83, Primary Device VEGABAR 83, Secondary Device VEGABAR 83 • Secondary Device for electronic differential pressure...

  • Page 18: 4.5 Differential Pressure Measurement

    The mounting distance h of the two sensors should be at least 10 %, better 20 %, of the final value of the sensor measuring range. A bigger distance increases the accuracy of the interface measurement. VEGABAR 83 • Secondary Device for electronic differential pressure...

  • Page 19: Density Measurement

    Measurement setup Requirements for a functioning measurement are: • Vessel with changing level • Distance between the measurement points as large as possible • Level always above the upper measuring point VEGABAR 83 • Secondary Device for electronic differential pressure...

  • Page 20: Density-Compensated Level Measurement

    Mount the Primary Device below the min. level • Mount the Secondary Device above the Primary Devices • Mount both sensors away from the filling stream and emptying and protected against pressure shocks from the stirrer VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 21 Density compensation means that the level value in height units and the adjustment values do not change in case of a fluctuating density. Note: The density-compensated level measurement is only possible in open, i.e. unpressurized vessels. VEGABAR 83 • Secondary Device for electronic differential pressure...

  • Page 22: External Housing

    4 Mounting External housing Configuration Fig. 13: Configuration, process module, external housing Pipeline Process module Connection cable process assembly - External housing External housing Signal cable VEGABAR 83 • Secondary Device for electronic differential pressure...

  • Page 23: Connecting To Power Supply

    On plastic housings, the NPT cable gland or the Conduit steel tube must be screwed into the threaded insert without grease. Max. torque for all housings, see chapter " Technical data". VEGABAR 83 • Secondary Device for electronic differential pressure...

  • Page 24: Connecting

    6. Check the hold of the wires in the terminals by lightly pulling on them 7. Connect the shielding to the internal ground terminal, connect the external ground terminal to potential equalisation VEGABAR 83 • Secondary Device for electronic differential pressure...

  • Page 25: Single Chamber Housing

    Ground terminal for connection of the cable screening 2) Connect shielding here. Connect ground terminal on the outside of the hous- ing to ground as prescribed. The two terminals are galvanically connected. VEGABAR 83 • Secondary Device for electronic differential pressure...

  • Page 26: External Housing With Version Ip68 (25 Bar)

    5 Connecting to power supply External housing with version IP68 (25 bar) Overview Fig. 16: VEGABAR 83 in IP68 version 25 bar with axial cable outlet, external housing Transmitter Connection cable External housing Electronics and connec- tion compartment for power supply 4...20mA...
  • Page 27 Ground terminal for connection of the cable screening 3) Connect shielding here. Connect ground terminal on the outside of the hous- ing to ground as prescribed. The two terminals are galvanically connected. VEGABAR 83 • Secondary Device for electronic differential pressure...

  • Page 28: Connection Example

    The connection between Primary and Secondary Device is carried out acc. to the table: Primary Device Secondary Device Terminal 5 Terminal 5 Terminal 6 Terminal 6 Terminal 7 Terminal 7 Terminal 8 Terminal 8 VEGABAR 83 • Secondary Device for electronic differential pressure...

  • Page 29: Set Up With The Display And Adjustment Module

    Primary Device. 6.1.1 Setup Application In this menu item you activate/deactivate the Secondary Device for electronic differential pressure and select the application. VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 30 6 Set up with the display and adjustment module The VEGABAR 83 in conjunction with a Secondary Device can be used for flow, differential pressure, density and interface measure- ment. The default setting is differential pressure measurement. Switchover is carried out in the adjustment menu.
  • Page 31 The position correction can be repeated any number of times. Adjustment VEGABAR 83 always measures pressure independently of the pro- cess variable selected in the menu item " Application". To output the selected process variable correctly, an allocation of the output signal to 0 % and 100 % must be carried out (adjustment).
  • Page 32 Now select with [->] the menu item " Adjustment", then " Min. adjustment" and confirm with [OK]. 2. Edit the percentage value with [OK] and set the cursor to the requested position with [->]. VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 33 The maximum negative pressure must then be entered for the min. adjustment. For linearization, select " bidirec- tional" or " bidirectional-extracted by root" accordingly, see menu item " Linerarization". The min. adjustment is finished. VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 34 1. Select with [->] the menu item Span adjustment and confirm with [OK]. 2. Edit the mbar value with [OK] and set the cursor to the requested position with [->]. VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 35 2. Edit the percentage value with [OK] and set the cursor to the requested position with [->]. 3. Set the requested percentage value with [+] and save with [OK]. The cursor jumps now to the density value. VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 36 2. Edit the percentage value with [OK] and set the cursor to the requested position with [->]. 3. Set the requested percentage value with [+] and save with [OK]. The cursor jumps now to the height value. VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 37 2. Edit the percentage value with [OK] and set the cursor to the requested position with [->]. 3. Set the requested percentage value (e.g. 100 %) with [+] and save with [OK]. The cursor jumps now to the pressure value. VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 38 As input signals, the output values of Transducer Block (TB) can be selected. 4) The device assumes an approximately constant temperature and static pressure and calculates the flow rate from the measured differential pressure using the characteristic curve extracted by root. VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 39 In menu item " Peak indicator, pressure", both values are displayed. In another window you can carry out a reset of the peak values separately. VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 40 During simulation, the simulated value is output as digital signal. The status message along with the Asset Management function is " Maintenance". Note: Without manual deactivation, the sensor terminates the simulation automatically after 60 minutes. VEGABAR 83 • Secondary Device for electronic differential pressure...

  • Page 41: Menu Overview

    Depending on the instrument version or application, all menu items may not be available or some may be differently assigned. Note: You can find further menu items in the operating instructions of the respective Primary Device. VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 42 Current output in % Displayed value 2 Ceramic measuring cell: Measuring cell tempera- ture in °C Metallic measuring cell: Electronics temperature in °C Display format Number of positions after the decimal point, auto- matically VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 43 100.00 %, 1 m Special pa- Service-Login No reset rameters Info Menu item Parameter Device name VEGABAR 83 Instrument version Hardware and software version Factory calibration date Date Sensor characteristics Order-specific characteristics VEGABAR 83 • Secondary Device for electronic differential pressure...

  • Page 44: Diagnosis, Asset Management And Service

    24 hour service hotline Should these measures not be successful, please call in urgent cases the VEGA service hotline under the phone no. +49 1805 858550. The hotline is also available outside normal working hours, seven days a week around the clock.

  • Page 45: Exchanging The Electronics Module

    Proceed as follows when carrying out the exchange: 1. Losen the fixing screw with the hexagon key wrench 2. Carefully detach the cable assembly from the process module Fig. 22: VEGABAR 83 in IP68 version, 25 bar and lateral cable outlet, external housing Process module...

  • Page 46: How To Proceed If A Repair Is Necessary

    Attach the completed form and, if need be, also a safety data sheet outside on the packaging • Ask the agency serving you to get the address for the return ship- ment. You can find the agency on our homepage. VEGABAR 83 • Secondary Device for electronic differential pressure...

  • Page 47: Dismount

    If personal data is stored on the old device to be disposed of, delete it before disposal. If you have no way to dispose of the old instrument properly, please contact us concerning return and disposal. VEGABAR 83 • Secondary Device for electronic differential pressure...

  • Page 48: Supplement

    6) Synthetic oil for measuring ranges up to 40 bar, FDA listed for the food processing industry. For measuring ranges up to 100 bar dry measuring cell. 7) Halocarbon oil: Generally in oxygen applications, not with vacuum measuring ranges, not with absolute meas- uring ranges < 1 bar VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 49 Max. torque for NPT cable glands and Conduit tubes Ʋ Plastic housing 10 Nm (7.376 lbf ft) Ʋ Aluminium/Stainless steel housing 50 Nm (36.88 lbf ft) 8) Glass with Aluminium and stainless steel precision casting housing VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 50 0 … 10 bar/0 … 1000 kPa 30 bar/3000 kPa 0 bar abs. 0 … 16 bar/0 … 1600 kPa 50 bar/5000 kPa 0 bar abs. 9) Data on overload capability apply for reference temperature. VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 51 50 bar/5000 kPa 0 bar abs. Nominal measuring ranges and overload capacity in psi Nominal range Overload capability Maximum pressure Minimum pressure Gauge pressure 10) Data on overload capability apply for reference temperature. VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 52 -120 … +120 % Density (min./max. adjustment) Ʋ Percentage value -10 … 100 % Ʋ Density value according to the measuring ranges in kg/dm Interface (min./max. adjustment) Ʋ Percentage value -10 … 100 % VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 53 Influence of the installation position Ʋ Piezoresistive/strain gauge measur- depending on the process fitting and the chemical seal ing cell Ʋ Ceramic/metallic measuring cell < 5 mbar/0.5 kPa (0.07 psig) VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 54 Additional factor through accuracy class Accuracy class 0.075 %, 0.1 % 0.2 % Factor FMZ Additional factor through Turn Down The additional factor FTD through Turn down is calculated according to the following formula: VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 55 In the table, example values for typical Turn downs are listed. Turn Down TD 1 : 1 TD 2.5 : 1 TD 5 : 1 TD 10 : 1 TD 20 : 1 Factor FTD 1.75 10.5 VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 56 -5 … +105 °C – – – -5 … +60 °C SD890) (+23 … +221 °F) (+23 … +140 °F) Temperature derating 1112) Process fittings acc. to DIN 3852-A, EN 837 VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 57 (104 °F) 0 °C (32 °F) 85 °C 105 °C (185 °F) (221 °F) Fig. 26: Temperature derating VEGABAR 83, version up to +105 °C (+221 °F) Process temperature Ambient temperature 80 °C (176 °F) 40 °C (104 °F) 0 °C (32 °F)
  • Page 58 (140 °F) 0 °C (32 °F) 110 °C 150 °C (230 °F) (302 °F) Fig. 28: Temperature derating VEGABAR 83, version up to +150 °C (+302 °F) Process temperature Ambient temperature 80 °C (176 °F) 65 °C (149 °F) 0 °C (32 °F)
  • Page 59 (32 °F) 160 °C 200 °C (320 °F) (392 °F) Fig. 30: Temperature derating VEGABAR 83, version up to +200 °C (+392 °F) Process temperature Ambient temperature Process pressure Permissible process pressure see specification " Process pressure" on the type label...
  • Page 60 Voltage supply for the complete system through Primary Device Operating voltage Ʋ U 12 V DC B min Ʋ U with lighting switched on 16 V DC B min 17) Breather capillaries not with Ex-d version. VEGABAR 83 • Secondary Device for electronic differential pressure...

  • Page 61: Calculation Of The Total Deviation

    18) Protection rating IP66/IP68 (0.2 bar) only in conjunction with absolute pressure, as no air compensation is possible when the sensor is completely flooded 19) When used with fulfilled housing protection. VEGABAR 83 • Secondary Device for electronic differential pressure...

  • Page 62: Calculation Of The Total Deviation - Practical Example

    (118 KPa), static pressure 0.5 bar (50 KPa), total pressure 1.68 bar (168 KPa) VEGABAR 83 Primary Device with nominal measuring range 2.5 bar (250 KPa), Secondary Device with nominal measuring range 1 bar (100 KPa), deviation < 0.1 %, process fitting G1½ (ceramic/...
  • Page 63 = √((0,19) + (0,23) = 0,3 % 3. Determination of deviation and long-term stability The required values for deviation F and long-term stability F are available in the technical data: stab VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 64 5. Calculation of the total deviation of the measuring system To the calculation of the total deviation of the measuring system, the thermal error of the analogue current output is added: = √(F + (F total total VEGABAR 83 • Secondary Device for electronic differential pressure...

  • Page 65: Dimensions

    The thermal change of the current output is in this example is nearly small. Dimensions The following dimensional drawings represent only an extract of the possible versions. Detailed dimensional drawings can be downloaded at www.vega.com under " Downloads" and " Drawings". VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 66 9 mm/0.35 in or 18 mm/0.71 in higher) Plastic single chamber (IP66/IP67) Aluminium - single chamber Stainless steel single chamber (electropolished) Stainless steel single chamber (precision casting) Stainless steel single chamber (electropolished) IP69K VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 67 8 mm (0.12") (0.32") 110 mm x 90 mm (4.33" x 3.54") Fig. 34: VEGABAR 83, IP68 version with external housing Lateral cable outlet Axial cable outlet Plastic single chamber Stainless steel single chamber Seal 2 mm (0.079 in), (only with 3A approval)
  • Page 68 DU G½, EN 837; manometer connection C2 M20 x 1.5 EN 837; manometer connection DN G½, inside G¼, ISO 228-1 LF ½ NPT, inside ¼ NPT, ASME B1.20.1 LY ½ NPT PN 1000 VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 69 180 °C/200 °C C9 1½ NPT, ASME B1.20.1 For the version with " Second Line of Defense", the measure of length increases by 17 mm (0.67 in). VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 70 ø 105 mm (3.60") (4.13") Fig. 37: VEGABAR 83, hygienic fitting 150 °C (piezoresistive/strain gauge measuring cell) AR Clamp 2" PN 16 (ø 64 mm) DIN 32676, ISO 2852 ES Hygienic connection with compression nut F40 PN 25 FR Varivent N50-40 PN 25 EZ Collar socket DN 40 PN 40, DIN 11851 E3 Collar socket DN 50 PN 25 Form A, DIN 11864;...
  • Page 71 (3.07") (3.07") ø 105 mm (4.13") Fig. 38: VEGABAR 83, hygienic fitting 150 °C (METEC measuring cell) ® AR Clamp 2" PN 16 (ø 64 mm) DIN 32676, ISO 2852 ES Hygienic fitting with compression nut F 40 PN 25...
  • Page 72 0.94" 6“ 4xø 0.75" 5“ 0.06" Fig. 39: VEGABAR 83, flange connection 150 °C (piezoresistive/strain gauge measuring cell) Flange connection according to DIN 2501 Flange connection according to ASME B16.5 Order-specific Order-specific For the version with " Second Line of Defense", the measure of length increases by 17 mm (0.67 in).
  • Page 73 0.96" 7.48" 6“ 4xø 0.75" 5“ 0.12" Fig. 40: VEGABAR 83, flange connection 180 °C/200 °C (METEC measuring cell) ® Flange connection according to DIN 2501 Flange connection according to ASME B16.5 Temperature adapter up to 180 °C Temperature screen sheet up to 200 °C...

  • Page 74: Industrial Property Rights

    Les lignes de produits VEGA sont globalement protégées par des droits de propriété intellec- tuelle. Pour plus d'informations, on pourra se référer au site www.vega.com. VEGA lineas de productos están protegidas por los derechos en el campo de la propiedad indus- trial. Para mayor información revise la pagina web www.vega.com.
  • Page 75 – Level measurement 17, 20 Parameterization example 31 Peak indicator 39 Position correction 30 Pressure compensation 15 – Ex d 14 – Second Line of Defense 15 – Standard 14 Repair 46 Seal concept 9 VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 76 Notes VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 77 Notes VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 78 Notes VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 79 Notes VEGABAR 83 • Secondary Device for electronic differential pressure...
  • Page 80 Subject to change without prior notice © VEGA Grieshaber KG, Schiltach/Germany 2022 VEGA Grieshaber KG Am Hohenstein 113 Phone +49 7836 50-0 77761 Schiltach E-mail: info.de@vega.com...

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