Vega VEGAFLEX 86 Operating Instructions Manual
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Vega VEGAFLEX 86 Operating Instructions Manual

Tdr sensor for continuous level and interface measurement of liquids
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Operating Instructions
TDR sensor for continuous level and
interface measurement of liquids
VEGAFLEX 86
Profibus PA
Coax probe
-196 ... +280 °C
-196 ... +450 °C
Document ID: 44229

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Summary of Contents for Vega VEGAFLEX 86

  • Page 1 Operating Instructions TDR sensor for continuous level and interface measurement of liquids VEGAFLEX 86 Profibus PA Coax probe -196 … +280 °C -196 … +450 °C Document ID: 44229...

  • Page 2: Table Of Contents

    Parameter adjustment with PACTware ................48 Set up with the quick setup ..................... 49 Saving the parameterisation data ................... 51 Set up with other systems ....................52 DD adjustment programs ....................52 Diagnostics and servicing ....................53 Maintenance ........................53 VEGAFLEX 86 • Profibus PA...
  • Page 3 Safety instructions for Ex areas 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: 2020-01-24 VEGAFLEX 86 • Profibus PA...

  • 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 VEGAFLEX 86 is a sensor for continuous level measurement. You can find detailed information about the area of application in chapter "Product description".

  • Page 6: Eu Conformity

    The environment management system is certified according to DIN EN ISO 14001. Please help us fulfil this obligation by observing the environmental instructions in this manual: • Chapter "Packaging, transport and storage" • Chapter "Disposal" VEGAFLEX 86 • Profibus PA...

  • Page 7: Product Description

    • Optionally integrated Bluetooth module The further scope of delivery encompasses: • Documentation – Quick setup guide VEGAFLEX 86 – Instructions for optional instrument features – Ex-specific "Safety instructions" (with Ex versions) – If necessary, further certificates Information: Optional instrument features are also described in this operating instructions manual.
  • Page 8 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 DataMatrix code on the type label of the instrument or •...

  • Page 9: Principle Of Operation

    3 Product description Principle of operation Application area The VEGAFLEX 86 is a level sensor with coax probe for continuous level or interface measurement, suitable for applications in liquids with high temperatures up to 450 °C (842 °F). Functional principle -...
  • Page 10 Example: upper medium dielectric constant 2, lower medium at least dielectric constant 12. Gas phase (L3) • Air or gas mixture • Gas phase - dependent on the application, gas phase does not always exist (d2 = 0) VEGAFLEX 86 • Profibus PA...

  • Page 11: Packaging, Transport And Storage

    The integrated Bluetooth module (optional) enables wireless adjust- ment via standard adjustment devices. VEGACONNECT The interface adapter VEGACONNECT enables the connection of communication-capable instruments to the USB interface of a PC. VEGAFLEX 86 • Profibus PA...
  • Page 12 3 Product description The VEGADIS 81 is an external display and adjustment unit for VEGA VEGADIS 81 plics sensors. ® VEGADIS adapter The VEGADIS adapter is an accessory part for sensors with double chamber housings. It enables the connection of VEGADIS 81 to the sensor housing via an M12 x 1 plug.

  • Page 13: Mounting

    Prior to setup you have to replace these protective caps with ap- proved cable glands or close the openings with suitable blind plugs. Note: Process conditions For safety reasons, the instrument must only be operated within the permissible process conditions. You can find detailed information on VEGAFLEX 86 • Profibus PA...

  • Page 14: Mounting Instructions

    By doing this, you avoid damage to the electronics through inductive coupling. Inflowing medium Do not mount the instruments in or above the filling stream. Make sure that you detect the product surface, not the inflowing product. VEGAFLEX 86 • Profibus PA...
  • Page 15 If there is a danger of the coaxial probe touching the vessel wall, then the probe must be fastened at the bottom end. Keep in mind that measurement is not possible below the fastening point. VEGAFLEX 86 • Profibus PA...
  • Page 16 Ths distance piece is used for thermal decou- pling of the electronics against high process temperatures. Information: The spacer may be incorporated in the vessel insulation up to max. 50 mm (2 in). Only then is a reliable temperature decoupling guaran- teed. VEGAFLEX 86 • Profibus PA...
  • Page 17 The prerequisite is constant temperature and pressure in the vessel. Automatic correction via the reference distance The VEGAFLEX 86 can be equipped optionally with a running time correction via reference distance. The probe can carry out an auto- matic running time correction with it.
  • Page 18 4 Mounting Fig. 8: Measuring ranges - VEGAFLEX 86 with steam compensation Reference plane Probe length L Measuring range Upper dead zone with steam compensation Lower dead zone Reference measurement distance to steam compensation Length of the reference measuring distance VEGAFLEX 86 • Profibus PA...

  • Page 19: Connecting To Power Supply

    Note: Prior to setup you have to replace these protective caps with ap- proved cable glands or close the openings with suitable blind plugs. VEGAFLEX 86 • Profibus PA...

  • Page 20: Connecting

    1 cm (0.4 in) of insulation from the ends of the individual wires 5. Insert the cable into the sensor through the cable entry Fig. 9: Connection steps 5 and 6 Single chamber housing Double chamber housing 6. Insert the wire ends into the terminals according to the wiring plan VEGAFLEX 86 • Profibus PA...

  • Page 21: Wiring Plan, Single Chamber Housing

    Selection switch for instrument address For external display and adjustment unit Ground terminal for connection of the cable screening Wiring plan, double chamber housing The following illustration applies to the non-Ex, Ex-ia and Ex-d ver- sion. VEGAFLEX 86 • Profibus PA...
  • Page 22 Selection switch for bus address Connection compartment 6 7 8 Fig. 12: Connection compartment - double chamber housing Voltage supply, signal output For display and adjustment module or interface adapter For external display and adjustment unit Ground terminal for connection of the cable screening VEGAFLEX 86 • Profibus PA...

  • Page 23: Double Chamber Housing With Vegadis-Adapter

    Fig. 14: View to the plug connector M12 x 1 Pin 1 Pin 2 Pin 3 Pin 4 Contact pin Colour, connection ca- Terminal, electronics ble in the sensor module Pin 1 Brown Pin 2 White Pin 3 Blue Pin 4 Black VEGAFLEX 86 • Profibus PA...

  • Page 24: Wiring Plan - Version Ip66/Ip68, 1 Bar

    6 7 8 Fig. 16: Address selection switch Addresses <100 (selection 0), addresses >100 (selection 1) Decade of the address (selection 0 to 9) Unit position of the address (selection 0 to 9) VEGAFLEX 86 • Profibus PA...

  • Page 25: Switch-On Phase

    The addressing procedure is described in the operating instructions manual "Display and adjustment module. Switch-on phase After connecting VEGAFLEX 86 to the bus system, the device first performs a self-test: • Internal check of the electronics •...

  • Page 26: Set Up With The Display And Adjustment Module

    The display and adjustment module is powered by the sensor, an ad- ditional connection is not necessary. Fig. 17: Installing the display and adjustment module in the electronics compart- ment of the single chamber housing VEGAFLEX 86 • Profibus PA...

  • Page 27: Adjustment System

    – Confirm selected menu – Edit parameter – Save value • [->] key: – Change measured value presentation – Select list entry – Select editing position • [+] key: – Change value of the parameter VEGAFLEX 86 • Profibus PA...

  • Page 28: Parameter Adjustment - Quick Setup

    Any values not confirmed with [OK] will not be saved. Switch-on phase After switching on, the VEGAFLEX 86 carries out a short self-test where the device software is checked. The output signal transmits a fault signal during the switch-on phase.

  • Page 29: Parameter Adjustment - Extended Adjustment

    "Setup" should be selected one after the other and provided with the correct parameters. If possible, go through the items in the given sequence. The procedure is described below. The following submenu points are available: VEGAFLEX 86 • Profibus PA...
  • Page 30 Hardware addressing is effective if an address less than 126 is set with the address selection switches on the electronics module of VEGAFLEX 86. In such case, software addressing has no effect - only the set hardware address applies. Software addressing Software addressing is only effective if address 126 or higher is set on the instrument with the address selection switches.
  • Page 31 You have the option of choosing the demonstration mode. This mode is only suitable for test and demonstration purposes. In this mode, the sensor ignores the parameters of the application and reacts immedi- ately to any change. VEGAFLEX 86 • Profibus PA...
  • Page 32 You can directly enter the dielectric constant of the upper medium or have the value determined by the instrument. If you want the dielectric constant to be determined by the instrument, you have to enter the measured or known distance to the interface. VEGAFLEX 86 • Profibus PA...
  • Page 33 Max. adjustment interface This menu item is only available if you have selected interface meas- urement under the menu item "Application". Enter the requested percentage value for the max. adjustment. VEGAFLEX 86 • Profibus PA...
  • Page 34 Proceed as follows: Select first if the probe is covered or uncovered. If the probe is covered, enter the actual distance from the sensor to the product surface. VEGAFLEX 86 • Profibus PA...
  • Page 35 In the following, you have to enter the values for your vessel, for example the vessel height and the socket correction. For non-linear vessel forms, enter the vessel height and the socket correction. For the vessel height, you have to enter the total height of the vessel. VEGAFLEX 86 • Profibus PA...
  • Page 36 In menu item"Channel" you determine which measured value the output refers to. AI FB1 - scaling unit In menu item "Scaling unit" you define the scaling variable and the scaling unit for the level value on the display, e.g. volume in l. VEGAFLEX 86 • Profibus PA...
  • Page 37 Call our service department if you have modified and forgotten the PIN. 6.4.2 Display Display In the main menu point "Display", the individual submenu points should be selected one after the other and provided with the correct VEGAFLEX 86 • Profibus PA...
  • Page 38 You can define different display formats for the two measured values. You can thus define the number of decimal positions the measured value is displayed with. The default setting for the display format is "Automatic". VEGAFLEX 86 • Profibus PA...
  • Page 39 The higher the value, the more reliable the measurement. If you have selected interface measurement under the menu item "Setup - Application", the peak values of the interface measurement are displayed in addition to the peak values of the level measurement. VEGAFLEX 86 • Profibus PA...
  • Page 40 With the following functions you can zoom part sections of the echo curve. • "X-Zoom": Zoom function for the meas. distance • "Y-Zoom": 1, 2, 5 and 10x signal magnification in "V" • "Unzoom": Reset the presentation to the nominal measuring range without magnification VEGAFLEX 86 • Profibus PA...
  • Page 41 With the adjustment software PACTware and the PC the high-reso- lution echo curve can be displayed and used later on to assess the quality of the measurement. 6.4.4 Additional adjustments Date/Time In this menu item, the internal clock of the sensor is set. VEGAFLEX 86 • Profibus PA...
  • Page 42 Probe length Länge der Messsonde factory setting Type of medium Liquid Application Level in the vessel Medium, dielectric constant Water-based, > 10 Superimposed gas phase Dielectric constant, upper medium (TS) Tube inner diameter 200 mm VEGAFLEX 86 • Profibus PA...
  • Page 43 Last Valid Out Value (last valid measured value) AI FB1 Fail Safe Value 0.00 % AI FB1 Target Mode Auto Menu - Display Menu item Default value Language Selected language Displayed value 1 Filling height Level VEGAFLEX 86 • Profibus PA...
  • Page 44 AI FB2 scaling PV Scale (max.) 100 % AI FB2 Lin. Type Linear AI FB2 Out Scale Unit AI FB2 Out Scale Decimal Point #.## AI FB2 Out Scale (min.) AI FB2 Out Scale (max.) 100 % VEGAFLEX 86 • Profibus PA...
  • Page 45 The following data or settings for adjustment of the display and ad- justment module are saved: • All data of the menu "Setup" and "Display" • In the menu "Additional adjustments" the items "Reset, Date/Time" • Special parameters VEGAFLEX 86 • Profibus PA...
  • Page 46 Change the settings of the special parameters only after having con- tacted our service staff. 6.4.5 Info Device name In this menu, you read out the instrument name and the instrument serial number. VEGAFLEX 86 • Profibus PA...

  • Page 47: Saving The Parameterisation Data

    In the display and adjust- If the instrument is equipped with a display and adjustment module, ment module the parameter adjustment data can be saved therein. The procedure is described in menu item "Copy device settings". VEGAFLEX 86 • Profibus PA...

  • Page 48: Setup With Pactware

    Further setup steps are described in the operating instructions manu- al "DTM Collection/PACTware" attached to each DTM Collection and which can also be downloaded from the Internet. Detailed descrip- tions are available in the online help of PACTware and the DTMs. VEGAFLEX 86 • Profibus PA...

  • Page 49: Set Up With The Quick Setup

    The standard version is available as a download under www.vega.com/downloads and "Software". The full version is avail- able on CD from the agency serving you. Set up with the quick setup...
  • Page 50 2 Extended adjustment Maintenance Quick setup With quick setup you can carry out the parameter adjustment of VEGAFLEX 86 for your application in just a few simple steps. The assistant-driven adjustment includes the basic settings for simple, reliable setup and commissioning. Information: If the function is inactive, then possibly no instrument is connected.

  • Page 51: Saving The Parameterisation Data

    7 Setup with PACTware Saving the parameterisation data We recommend documenting or saving the parameterisation data via PACTware. That way the data are available for multiple use or service purposes. VEGAFLEX 86 • Profibus PA...

  • Page 52: Set Up With Other Systems

    Set up with other systems DD adjustment programs Device descriptions as Enhanced Device Description (EDD) are available for DD adjustment programs such as, for example, AMS↑ and PDM. The files can be downloaded at www.vega.com/downloads under "Software". VEGAFLEX 86 • Profibus PA...

  • Page 53: Diagnostics And Servicing

    • Switch-on and switch-off times • Status messages (according to NE 107) • Error messages (according to NE 107) The data are read out via a PC with PACTware/DTM or the control system with EDD. VEGAFLEX 86 • Profibus PA...

  • Page 54: Status Messages

    This status message is always active. It cannot be deactivated by the user. Function check: The instrument is being worked on, the measured value is temporarily invalid (for example during simulation). This status message is inactive by default. VEGAFLEX 86 • Profibus PA...
  • Page 55 Disconnect operating voltage briefly munication Communication Send instrument for repair error F125 Temperature of the electronics in the Check ambient temperature Bit 7 non-specified range Impermissible Insulate electronics electronics tem- Use instrument with higher temper- perature ature range VEGAFLEX 86 • Profibus PA...
  • Page 56 S601 Level echo in the close range not Reduce level Bit 24 available Overfilling 100 % adjustment: Increase value Check mounting socket Remove possible interfering signals in the close range Use coaxial probe VEGAFLEX 86 • Profibus PA...

  • Page 57: Rectify Faults

    The operator of the system is responsible for taking suitable meas- tion occurs ures to rectify faults. Fault rectification The first measures are: • Evaluation of fault messages • Checking the output signal • Treatment of measurement errors VEGAFLEX 86 • Profibus PA...
  • Page 58 Amplitude or position of a false signal Determine the reason for the changed has changed (e.g. buildup); false signal false signals, carry out false signal sup- time suppression no longer matches pression, e.g. with buildup VEGAFLEX 86 • Profibus PA...
  • Page 59 Measured value remains re- Stored false signals in this position are Delete false signal suppression producible in one position larger than the level echo Carry out a new false signal suppression during emptying time VEGAFLEX 86 • Profibus PA...

  • Page 60: Exchanging The Electronics Module

    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 61: 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. VEGAFLEX 86 • Profibus PA...

  • Page 62: Dismount

    Pass the instrument directly on to a specialised recycling company and do not use the municipal collecting points. If you have no way to dispose of the old instrument properly, please contact us concerning return and disposal. VEGAFLEX 86 • Profibus PA...

  • Page 63: Supplement

    Ʋ Supporting material 316L Ʋ Glass potting Borosilicate glass GPC 540 Ʋ Contacts Alloy C22 (2.4602) Ʋ Helium leak rate < 10 mbar l/s VEGAFLEX 86 • Profibus PA...
  • Page 64 Secondary Value 1 (filling height in %) Ʋ 3. FB Secondary Value 2 (distance value) Current value Ʋ Non-Ex and Ex ia instrument 10 mA, ±0.5 mA Ʋ Ex-d-ia instruments 16 mA, ±0.5 mA Resolution, digital < 1 mm (0.039 in) VEGAFLEX 86 • Profibus PA...
  • Page 65 Ʋ Medium Water/Oil (dielectric constant ~2.0) Ʋ Mounting Probe end does not touch the vessel bottom Sensor parameter adjustment No gating out of false signals carried out With interface measurement = 2.0 VEGAFLEX 86 • Profibus PA...
  • Page 66 Depending on the mounting conditions, deviations can occur which can be rectified by adapting the adjustment or changing the measured value offset in the DTM service mode. The dead zones can be optimized via a false signal suppression. VEGAFLEX 86 • Profibus PA...
  • Page 67 -2 mm (-0.079 ") -10 mm (-0.394 ") 0,1 m 0,1 m (3.937 0,25 m (9.842 " " (3.937 ") 0,05 m (1.968 ") Fig. 29: Deviation VEGAFLEX 86 in coax version in oil (measurement length up to 1.5 m/4.92 ft) Dead zone (no measurement possible in this area) Probe length VEGAFLEX 86 • Profibus PA...
  • Page 68 20 °C/68 °F 0.22 % 1.2 % 2.4 % 4.9 % 9.5 % 200 °C/392 °F 0.13 % 0.74 % 1.5 % 400 °C/752 °F 0.08 % 0.52 % 1.1 % 2.1 % 4.2 % VEGAFLEX 86 • Profibus PA...
  • Page 69 Time span after a sudden measuring distance change by max. 0.5 m in liquid applications, max 2 m with bulk solids applications, until the output signal has taken for the first time 90 % of the final value (IEC 61298-2). VEGAFLEX 86 • Profibus PA...
  • Page 70 -20°C / -4°F -40°C / -40°F Fig. 32: Ambient temperature - process temperature, standard version Ambient temperature Process temperature (depending on the seal material) Aluminium housing Plastic housing Stainless steel housing, precision casting Stainless steel housing, electropolished VEGAFLEX 86 • Profibus PA...
  • Page 71 Viscosity - dynamic 0.1 … 500 mPa s (requirement: with density 1) Vibration resistance Ʋ Coax probe 1 g with 5 … 200 Hz according EN 60068-2-6 (vibration at resonance) with tube length 50 cm (19.69 in) VEGAFLEX 86 • Profibus PA...
  • Page 72 Ʋ Min. bending radius (at 25 °C/77 °F) 25 mm (0.984 in) Ʋ Diameter approx. 8 mm (0.315 in) Ʋ Colour - Non-Ex version Black Ʋ Colour - Ex-version Blue Integrated clock Date format Day.Month.Year Time format 12 h/24 h VEGAFLEX 86 • Profibus PA...
  • Page 73 Type 6P casting) IP66/IP68 (1 bar) Double chamber IP66/IP68 (0.2 bar) Type 6P IP66/IP68 (1 bar) Connection of the feeding power supply Networks of overvoltage category III unit Galvanic separation between electronics and metal housing parts VEGAFLEX 86 • Profibus PA...

  • Page 74: Communication Profibus Pa

    VE010BF5.GSD PA139702.GSD ries Cyclical data traffic The master class 1 (e.g. PLC) cyclically reads out measured values from the sensor during opera- tion. The below block diagram below shows which data can be accessed by the PLC. VEGAFLEX 86 • Profibus PA...
  • Page 75 TB Transducer Block FB 1 … FB 3 Function Block Module of the PA sensors For the cyclic data traffic, VEGAFLEX 86 provides the following modules: • AI FB1 (OUT) – Out value of the AI FB1 after scaling •...
  • Page 76 Fig. 37: Data format of the measured value Coding of the status byte associated with the PA output value You can find further information for the coding of the status byte in the Device Description 3.02 on VEGAFLEX 86 • Profibus PA...

  • Page 77: Dimensions

    - low limited 0 x 8e good (non-cascade) - ac- Hi-Hi-Alarm tive critical alarm - high limited 11.3 Dimensions The following dimensional drawings represent only an extract of all possible versions. Detailed VEGAFLEX 86 • Profibus PA...
  • Page 78 11 Supplement dimensional drawings can be downloaded at www.vega.com/downloads under "Drawings". Plastic housing ~ 69 mm ~ 84 mm (2.72") (3.31") ø 79 mm ø 79 mm (3.11") (3.11") M16x1,5 M20x1,5/ ½ NPT M20x1,5/ ½ NPT Fig. 38: Housing versions in protection IP66/IP67 (with integrated display and adjustment module the housing is 9 mm/0.35 in higher)
  • Page 79 Fig. 41: Housing versions with protection rating IP66/IP68 (0.2 bar), (with integrated display and adjustment mod- ule the housing is 9 mm/0.35 in higher) Stainless steel single chamber (electropolished) Stainless steel single chamber (precision casting) Stainless steel double chamber housing (precision casting) VEGAFLEX 86 • Profibus PA...
  • Page 80 Fig. 42: Housing version with protection rating IP66/IP68 (1 bar), (with integrated display and adjustment module the housing is 9 mm/0.35 in higher) Stainless steel single chamber (electropolished) Stainless steel single chamber (precision casting) Stainless steel double chamber housing (precision casting) VEGAFLEX 86 • Profibus PA...
  • Page 81 11 Supplement VEGAFLEX 86, coax version SW 60 (2.36") G1½ / 1½ NPT ø 42,2 mm ø 42,2 mm (1.66") (1.66") Fig. 43: VEGAFLEX 86, threaded version Sensor length, see chapter "Technical data" Temperature version -196 … +280 °C (-321 … 536 °F) Temperature version -196 … +450 °C (-321 … 842 °F) Max. height of the vessel insulation VEGAFLEX 86 • Profibus PA...

  • Page 82: 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 83 False signal suppression 34 Repair 61 Fault Replacement parts – Rectification 57 Fault rectification 57 – Display and adjustment module with heating 12 Functional principle 9 Reset 42 Gas phase 32 Scaling 37 GSD file 74 VEGAFLEX 86 • Profibus PA...
  • Page 84 Sensor status 39 Service hotline 60 Simulation 41 Software addressing 25, 30 Special parameters 46 Status bytes PA output value 76 Telegram configuration 76 Type label 7 Type of medium 31 Units 31 Vessel insulation 16 VEGAFLEX 86 • Profibus PA...
  • Page 85 Notes VEGAFLEX 86 • Profibus PA...
  • Page 86 Notes VEGAFLEX 86 • Profibus PA...
  • Page 87 Notes VEGAFLEX 86 • Profibus PA...
  • Page 88 Subject to change without prior notice © VEGA Grieshaber KG, Schiltach/Germany 2020 VEGA Grieshaber KG Phone +49 7836 50-0 Am Hohenstein 113...

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