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Vega VEGAFLEX 82 Operating Instructions Manual

Tdr sensor for continuous level measurement of bulk solids
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Operating Instructions

TDR sensor for continuous level
measurement of bulk solids
VEGAFLEX 82
4 ... 20 mA/HART - four-wire
Rod and cable probe
Document ID: 41830

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Summary of Contents for Vega VEGAFLEX 82

  • Page 1: Operating Instructions

    Operating Instructions TDR sensor for continuous level measurement of bulk solids VEGAFLEX 82 4 … 20 mA/HART - four-wire Rod and cable probe Document ID: 41830...

  • Page 2: Table Of Contents

    Saving the parameterisation data ................... 50 Set up with other systems ....................51 DD adjustment programs ....................51 Field Communicator 375, 475 ..................51 Diagnostics and servicing ....................52 Maintenance ........................52 Diagnosis memory ......................52 VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 3 11.4 Trademark ........................80 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 manual. Editing status: 2017-09-14 VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...

  • 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, tip, note This symbol indicates helpful additional information.

  • Page 5: For Your Safety

    During work on and with the device the required personal protective equipment must always be worn. Appropriate use VEGAFLEX 82 is a sensor for continuous level measurement. You can find detailed information about the area of application in chapter "Product description". Operational reliability is ensured only if the instrument is properly used according to the specifications in the operating instructions manual as well as possible supplementary instructions.

  • Page 6: Eu Conformity

    That is why we have introduced an environment management system with the goal of continuously improving company environmental pro- tection. 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" VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 7 2 For your safety • Chapter "Disposal" VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...

  • Page 8: Product Description

    Operating instructions and quick setup guide at the time of ship- ment (PDF) • Order-specific sensor data for an electronics exchange (XML) • Test certificate (PDF) - optional Go to "www.vega.com", "Instrument search (serial number)". Enter the serial number. Alternatively, you can access the data via your smartphone: VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...

  • Page 9: Principle Of Operation

    The respective scope of delivery results from the order specification. Principle of operation The VEGAFLEX 82 is a level sensor with cable or rod probe for con- Application area tinuous level measurement, suitable for applications in bulk solids.

  • Page 10: Packaging, Transport And Storage

    Smartphone/tablet (iOS or Android operating system) • PC/notebook with Bluetooth USB adapter (Windows operating system) You can find further information in the operating instructions "Display and adjustment module PLICSCOM" (Document-ID 36433). Bluetooth function with VEGADIS 82 can only be used at a later date. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 11 USB interface of a PC. For parameter adjustment of these instruments, the adjustment software PACTware with VEGA-DTM is required. You can find further information in the operating instructions "Interface adapter VEGACONNECT" (Document-ID 32628). The VEGADIS 81 is an external display and adjustment unit for VEGA VEGADIS 81 plics sensors. ®...
  • Page 12 Curved segments: 100 x 100 mm (3.94 … 3.94 in) You can find further information in the operating instructions manual "Rod and cable components VEGAFLEX 80 series". Centering If you mount the VEGAFLEX 82 in a bypass tube or standpipe, you have to avoid contact to the bypass tube by using a spacer at the probe end. You can find additional information in the operating instructions manual "Centering".

  • Page 13: Mounting

    Suitability for the process conditions the process are suitable for the existing process conditions. These are mainly: • Active measuring component • Process fitting • Process seal Process conditions in particular are: VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...

  • Page 14: Mounting Instructions

    Mounting instructions Installation position Mount VEGAFLEX 82 in such a way that the distance to vessel instal- lations or to the vessel wall is at least 300 mm (12 in). In non-metallic vessels, the distance to the vessel wall should be at least 500 mm (19.7 in).
  • Page 15 Use a probe in coax version for applications in liquids. Fig. 3: Mounting in non-metallic vessel Flange Metal sheet Concrete vessel When mounting in thick concrete ceilings, VEGAFLEX 82 should be mounted front flush to the lower edge. In concrete silos, the distance to the wall should be at least 500 mm (20 in). ø >160 mm (ø >6.3") Fig.
  • Page 16 2 Socket flush - optimum mounting Welding work Before beginning the welding work, remove the electronics module from the sensor. 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 82 • 4 … 20 mA/HART - four-wire...
  • Page 17 If there is a danger of the rod probe touching the vessel wall, fasten the probe at the bottom end. Keep in mind that measurement is not possible below the fastening point. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 18 To compensate for the resulting changes in signal runtime, let the instrument determine the probe length automatically. You can find further information in the supplementary instructions of the rod and cable components. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...

  • Page 19: Connecting To Power Supply

    In the case of instrument housings with metric thread, the cable glands are screwed in at the factory. They are sealed with plastic plugs as transport protection. You have to remove these plugs before electrical connection. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...

  • Page 20: Connecting

    When reinserting the terminal block, you should hear it snap in. Connection procedure Proceed as follows: 1. Unscrew the housing lid 2. Loosen compression nut of the cable gland and remove blind plug VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 21 The terminal blocks are pluggable and can be removed from the housing insert. To do this, lift the terminal block with a small screwdriv- er and pull it out. When inserting the terminal block again, you should hear it snap in. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...

  • Page 22: Wiring Plan, Double Chamber Housing

    Voltage supply Voltage supply 4 … 20 mA output (active) 4 … 20 mA output (passive) Mass - output Function ground when in- stalling according to CSA (Canadian Standards Asso- ciation) VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...

  • Page 23: Double Chamber Housing With Vegadis-Adapter

    CSA (Canadian Standards Asso- ciation) Double chamber housing with VEGADIS-Adapter Electronics compartment Fig. 13: View to the electronics compartment with VEGADIS adapter for connec- tion of the external display and adjustment unit 1 VEGADIS adapter Internal plug connection Plug connector M12 x 1 VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...

  • Page 24: Supplementary Electronics

    30 s: • Internal check of the electronics • Indication of the instrument type, hardware and software version, measurement loop name on the display or PC VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 25 As soon as a plausible measured value is found, the corresponding current is outputted to the signal cable. The value corresponds to the actual level as well as the settings already carried out, e.g. factory setting. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...

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

    Fig. 16: Installing the display and adjustment module in the double chamber housing Note: If you intend to retrofit the instrument with a display and adjustment module for continuous measured value indication, a higher lid with an inspection glass is required. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...

  • Page 27: Adjustment System

    5 s, the display returns to the main menu. The menu language is then switched over to "English". Approx. 60 minutes after the last pressing of a key, an automatic reset to measured value indication is triggered. Any values not confirmed with [OK] will not be saved. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...

  • Page 28: Parameter Adjustment - Quick Setup

    6 Set up with the display and adjustment module After switching on, the VEGAFLEX 82 carries out a short self-test Switch-on phase where the device software is checked. The output signal transmits a fault signal during the switch-on phase. The following information is displayed on the display and adjustment module during the startup procedure: •...
  • Page 29 You can enter names with max. 19 characters. The character set comprises: • Capital letters from A … Z • Numbers from 0 … 9 • Special characters + - / _ blanks VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 30 Setup - Medium, dielec- In this menu item, you can define the type of medium (product). tric constant This menu item is only available if you have selected level measure- ment under the menu item "Application". VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 31 Enter the suitable distance value in m for the empty vessel (e.g. distance from the flange to the probe end) corresponding to the per- centage value. The distance refers tot he sensor reference plane (seal surface of the process fitting). Setup - Damping To damp process-dependent measured value fluctuations, set an integration time of 0 … 999 s in this menu item. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 32 For the socket correction you have to enter the height of the socket above the upper edge of the vessel. If the socket is lower than the up- per edge of the vessel, this value can also be negative. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 33 The default setting is output characteristics 4 … 20 mA, fault mode < 3.6 mA. Setup - Current output In the menu item "Current output Min./Max.", you determine the reac- Min./Max. tion of the current output during operation. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 34 The menu item "Delete" is used to completely delete an already cre- ated false signal suppression. This is useful if the saved false signal suppression no longer matches the metrological conditions in the vessel. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 35 The submenu points are described below. Display - Menu language This menu item enables the setting of the requested national lan- guage. In delivery status, the sensor is set to English. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 36 In delivery status, the lighting is switched on. Diagnostics - Device In this menu item, the device status is displayed. status When the instrument displays a failure message, you can here get detailed information on the failure reason. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 37 This menu item displays the peak values of the electronics tempera- ture as well as the dielectric constant. In another window you can carry out a reset of the two peak values separately. Information: If one of the display values flashes, there is actually no valid value available. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 38 With this, you can detect signal changes over the operating time. With the adjustment software PACTware and the PC, the high-resolution echo curve can be displayed and used to compare the echo curve of the setup with the actual echo curve. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 39 Basic settings: Restores the parameter settings, incl. special parameters, to the default values of the respective instrument. Any stored false signal suppression or user-programmed linearisation curve, as well as the measured value memory, are deleted. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 40 Scaling variable - Level Volume in l Scaling unit - Level Litres Scaling format - Level Without decimal positions Scaling level - 100 % corresponds to Scaling level - 0 % corresponds to VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 41 Read from sensor: Read data from sensor and save in the display and adjustment module • Write to sensor: Save data from the display and adjustment mod- ule back into the sensor VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 42 Additional settings - Scal- ing level - Scaling format In menu item "Scaling format" you define the scaling format on the display and the scaling of the measured level value for 0 % and 100 %. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 43 If you select the function "Analogue current output" and also enter an address number, you can output a 4 … 20 mA signal in Multidrop mode. In the mode "Fixed current (4 mA)" a fixed 4 mA signal is output inde- pendently of the actual level. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...

  • Page 44: Saving The Parameterisation Data

    The procedure is described in menu item "Copy device settings" in the menu "Additional settings". The data remain there permanently even if the sensor power supply fails. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 45 If it is necessary to exchange a sensor, the display and adjustment module is inserted into the replacement instrument and the data are likewise written into the sensor via the menu item "Copy device settings". VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...

  • Page 46: Setup With Pactware

    Fig. 19: Connection of the PC directly to the sensor via the interface adapter 1 USB cable to the PC 2 Interface adapter VEGACONNECT Sensor Connection via HART Fig. 20: Connecting the PC via HART to the signal cable 1 VEGAFLEX 82 Voltage supply 3 4 … 20 mA signal output 4 HART resistance approx. 250 Ω (optional depending on processing) 5 Connection cable with 2 mm pins and terminals 6 VEGACONNECT 7 Processing system/PLC Necessary components: • VEGAFLEX 82 VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...

  • Page 47: Parameter Adjustment 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 82 • 4 … 20 mA/HART - four-wire...

  • Page 48: Set Up With The Quick Setup

    It allows fast, convenient adjustment of the most important parameters to adapt the sensor quickly to standard applications. To use it, select the function "Quick setup" in the start screen. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 49 2 Extended adjustment Maintenance Quick setup With quick setup you can carry out the parameter adjustment of VEGAFLEX 82 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 50: 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 82 • 4 … 20 mA/HART - four-wire...

  • Page 51: Set Up With Other Systems

    This software is updated via the Internet and new EDDs are automatically accepted into the device catalogue of this software after they are released by the manufacturer. They can then be transferred to a Field Communicator. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...

  • Page 52: Diagnostics And Servicing

    Echo curve of the setup: This is used as reference echo curve for the measurement conditions during setup. Changes in the measure- ment conditions during operation or buildup on the sensor can thus be recognized. The echo curve of the setup is stored via: • PC with PACTware/DTM • Control system with EDD VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...

  • Page 53: Status Messages

    This status message is inactive by default. It can be activated by the user via PACTware/DTM or EDD. Maintenance: Due to external influences, the instrument function is limited. The measurement is affected, but the measured value is still valid. Plan in maintenance for the instrument because a failure is expected in the near future (e.g. due to buildup). VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 54 Carry out a reset Bit 9 of Byte 0 … 5 • • Error when carrying out a Repeat setup Error in the reset instrument • False signal suppression settings faulty VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 55 Use coaxial probe • • S602 Compensation echo super- 100 % adjustment: Increase Bit 10 of Byte 14 … 24 imposed by medium value Level with- in the search range, com- pensation echo VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...

  • Page 56: Rectify Faults

    Procedure for fault recti- The first measures are: fication • Evaluation of fault messages via the adjustment device • Checking the output signal • Treatment of measurement errors VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 57 "Hold value" • If the level indication is too low, the reason could be a line resist- ance that is too high VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 58 0 m distance signals in the close range. The Check installation conditions • sensor goes into overfill protec- If possible, switch off the func- tion mode. The max. level (0 m tion "Overfill protection" time distance) as well as the status message "Overfill protection" are outputted. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...

  • Page 59: 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 60: Exchange Or Shorten Cable/Rod

    4. Screw the new rod and the new cable manually to the thread on the process fitting. 5. Exert counterforce with the second fork spanner and tighten the measuring rod or cable on the flat surfaces with a torque of 20 Nm (15 lbf ft). Fig. 33: Exchange cable or rod VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 61 Cable ø 4: 7 Nm (5.16 lbf ft) Cable ø 6, cable ø 8: 20 Nm (14.75 lbf ft) 8. Enter new probe length and then carry out a fresh adjustment (see "Setup procedure, Carrying out min. adjustment - Carrying out max. adjustment"). VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...

  • Page 62: Software Update

    By doing this you help us carry out the repair quickly and without hav- ing to call back for needed information. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 63 Attach the completed form and, if need be, also a safety data sheet outside on the packaging • Please contact the agency serving you to get the address for the return shipment. You can find the agency on our home page www.vega.com. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...

  • Page 64: Dismount

    Pass the instrument directly on to a spe- cialised recycling company and do not use the municipal collecting points. These may be used only for privately used products according to the WEEE directive. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...

  • Page 65: 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 Only with Ex-d version. Only with Ex-d version. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 66 30 KN (6744 lbf) Ʋ Cable: ø 11 mm (0.433 in) - PA coated 30 KN (6744 lbf) The tensile force of solids are subject of a normal fluctuation range. For this reason, the determined diagram value of the following diagrams must be multiplied with safety factor 2. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 67 Tensile force in kN (the determined value must be multiplied with safety factor 2) Cable length in m Vessel diameter 12 m (39.37 ft) Vessel diameter 9 m (29.53 ft) Vessel diameter 6 m (19.69 ft) Vessel diameter 3 m (9.843 ft) VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 68 Vessel diameter 6 m (19.69 ft) Vessel diameter 3 m (9.843 ft) Thread in gravity weight, e.g. for eye-bolt M 12 (cable version) Torque for exchangeable cable or rod probe (in the process fitting) Ʋ Cable: ø 4 mm (0.157 in) 8 Nm (5.9 lbf ft) VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 69 45 … 75 % Ʋ Air pressure +860 … +1060 mbar/+86 … +106 kPa (+12.5 … +15.4 psig) The output values can be assigned individually. The indication values can be assigned individually. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 70 Reference plane Probe length L Measuring range Upper dead band (see following diagrams - grey section) Lower dead band (see following diagrams - grey section) Typical deviation See following diagrams 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. VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 71 EN 61326 Specifications apply also to the current output Temperature drift - Current output ±0.03 %/10 K relating to the 16 mA span max. ±0.3 % Also for the additional current output (optional). VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 72 Process conditions For the process conditions, please also note the specifications on the type label. The lowest value always applies. The measurement error through the process conditions in the specified pressure and temperature range is < 1 %. 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 82 • 4 … 20 mA/HART - four-wire...
  • Page 73 176°F 212°F 302°F -40°C / -40°F Fig. 42: 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 82 • 4 … 20 mA/HART - four-wire...
  • Page 74 Display with backlight Measured value indication Ʋ Number of digits Ʋ Size of digits W x H = 7 x 13 mm Adjustment elements Ʋ 4 keys [OK], [->], [+], [ESC] Ʋ Switch Bluetooth On/Off VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 75 4 VA; 2.1 W Potential connections and electrical separating measures in the instrument Electronics Not non-floating Ground terminal Galvanically connected with the metal process fitting Galvanic separation between electronics and metal housing parts Ʋ Reference voltage 500 V AC VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...

  • Page 76: Dimensions

    Instruments with approvals can have different technical specifications depending on the version. For that reason the associated approval documents of these instruments have to be carefully noted. They are part of the delivery or can be downloaded under www.vega.com, "Instrument search (serial number)" as well as in the download area. 11.2 Dimensions The following dimensional drawings represent only an extract of all possible versions.
  • Page 77 11 Supplement VEGAFLEX 82, cable version ø 4 mm (0.157 in)/ø 6 mm (0.236 in) - PA coated SW 36 mm (1.42") G ¾ ø 6 mm ø 4 mm (0.24") (0.16") ø 20 mm (0.79") Fig. 45: VEGAFLEX 82, cable ø 4 mm (0.157 in)/ø 6 mm (0.236 in) threaded version with gravity weight (all gravity weights with thread M12 for eye-bolt) Sensor length, see chapter "Technical data"...
  • Page 78 11 Supplement VEGAFLEX 82, cable version ø 6 mm (0.236 in)/ø 11 mm (0.433 in) - PA coated SW 55 mm (2.17") G1½ ø 6 mm ø 11 mm (0.24") (0.43") ø 30 mm (1.18") Fig. 46: VEGAFLEX 82, cable ø 6 mm (0.236 in)/ø 11 mm (0.433 in) threaded version with gravity weight (all grav- ity weights with thread M12 for eye-bolt) Sensor length, see chapter "Technical data"...
  • Page 79 11 Supplement VEGAFLEX 82, rod version ø 16 mm (0.63 in) SW 55 mm (2.17") G1½ ø 16 mm (0.63") Fig. 47: VEGAFLEX 82, rod ø 16 mm (0.63 in), threaded version Sensor length, see chapter "Technical data" Joint - rod VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...

  • Page 80: 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 81 Event memory 52 – Electronics module 11 – Rod components 12 – Spacer 12 Factory calibration date 44 Reset 39 False signal suppression 34 Fault rectification 56 Functional principle 9 Scaling measured value 42 VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 82 INDEX Sensor characteristics 44 Sensor status 36 Service hotline 59 Simulation 38 Special parameters 44 Type label 8 Type of medium 30 Units 30 Voltage supply 19, 75 VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 83 Notes VEGAFLEX 82 • 4 … 20 mA/HART - four-wire...
  • Page 84 Subject to change without prior notice © VEGA Grieshaber KG, Schiltach/Germany 2017 VEGA Grieshaber KG Phone +49 7836 50-0 Am Hohenstein 113...

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