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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
Modbus
Coax probe
-20 ... +250 °C
Document ID: 51519

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  • Page 1: Operating Instructions

    Operating Instructions TDR sensor for continuous level and interface measurement of liquids VEGAFLEX 86 Modbus Coax probe -20 … +250 °C Document ID: 51519...

  • Page 2: Table Of Contents

    Set instrument address ....................48 Set up with the quick setup ..................... 48 Saving the parameterisation data ................... 50 Diagnostics and servicing ....................51 Maintenance ........................51 Diagnosis memory ......................51 Status messages ......................52 Rectify faults ........................55 VEGAFLEX 86 • Modbus...
  • Page 3 10.8 Industrial property rights ....................85 10.9 Trademark ........................85 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: 2018-04-24 VEGAFLEX 86 • Modbus...

  • 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 86 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" • Chapter "Disposal" VEGAFLEX 86 • Modbus...

  • Page 7: Product Description

    Go to "www.vega.com", "Instrument search (serial number)". Enter the serial number. Alternatively, you can access the data via your smartphone: • Download the VEGA Tools app from the "Apple App Store" or the "Google Play Store" VEGAFLEX 86 • Modbus...

  • Page 8: Principle Of Operation

    The respective scope of delivery results from the order specification. 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 250 °C (482 °F). Functional principle -...
  • Page 9 Distance to the interface d2 Distance to the level TS Thickness of the upper medium (d1 - d2) h1 Height - Interface h2 Height - Level L1 Lower medium L2 Upper medium L3 Gas phase VEGAFLEX 86 • Modbus...

  • Page 10: Packaging, Transport And Storage

    Ascertained transit damage or con- cealed defects must be appropriately dealt with. Storage Up to the time of installation, the packages must be left closed and stored according to the orientation and storage markings on the outside. VEGAFLEX 86 • Modbus...

  • Page 11: Accessories And Replacement Parts

    VEGACONNECT The interface adapter VEGACONNECT enables the connection of communication-capable instruments to the 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). VEGADIS 82 VEGADIS 82 is suitable for measured value indication and adjustment of sensors with HART protocol.
  • Page 12 Then the sensor housing is made of stainless steel. The electronics is located in the external housing which can be mounted in a distance of up to 10 m (147 ft) to the sensor by using a connection cable. You can find additional information in the operating instructions manual "External housing" (Document-ID 46802). VEGAFLEX 86 • Modbus...

  • Page 13: Mounting

    Suitability for the process Make sure before mounting that all parts of the instrument exposed to conditions the process are suitable for the existing process conditions. These are mainly: • Active measuring component • Process fitting • Process seal VEGAFLEX 86 • Modbus...

  • Page 14: Mounting Instructions

    "Technical data". Fig. 4: Vessel with conical bottom 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 86 • Modbus...
  • 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 • Modbus...
  • Page 16 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. Fig. 7: Mounting the instrument on insulated vessels. Temperature insulation Ambient temperature on the housing VEGAFLEX 86 • Modbus...

  • Page 17: Connecting To Power Supply And Bus System

    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". VEGAFLEX 86 • Modbus...

  • Page 18: Connecting

    6. Insert the wire ends into the terminals according to the wiring plan Information: Solid cores as well as flexible cores with wire end sleeves are insert- ed directly into the terminal openings. In case of flexible cores without end sleeves, press the terminal from above with a small screwdriver, the terminal opening is then free. When the screwdriver is released, the terminal closes again. VEGAFLEX 86 • Modbus...

  • Page 19: Wiring Plan, Single Chamber Housing

    For this purpose there is a connectable terminating resistor on the electronics module. Make sure that the slid switch (5) with all sen- sors of the chain is set to "off". With the last sensor you have to set the slide switch (5) to position "on". Please also take note of the information in the annex "Basics Mod- bus". VEGAFLEX 86 • Modbus...
  • Page 20 Status 1 2 = Power supply 3 4 = Modbus Data 5 6 = Power supply addr. 7 8 = Modbus Data 5 6 7 8 Fig. 10: Electronics compartment - Connection with stub Voltage supply Signal output Ground terminal in the housing VEGAFLEX 86 • Modbus...

  • Page 21: Set Instrument Address

    Available hardware addresses: • Hardware address - Levelmaster: 000 … 030 • Hardware address - Modbus: 000 … 245 Set the instrument address with the three rotary switches on the electronics module. VEGAFLEX 86 • Modbus...

  • Page 22: Switch-On Phase

    Software address - Modbus: When hardware address246 is set, addresses 000 … 246 can be selected by the software Switch-on phase After VEGAFLEX 86 is connected to the bus system, the instrument carries out a self-test for approx. 30 seconds. The following steps are carried out: •...

  • Page 23: Set Up The Sensor With The Display And Adjustment Module

    Fig. 12: Installing the display and adjustment module in the electronics compart- ment of the single 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 86 • Modbus...

  • Page 24: Adjustment System

    [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. The following information is displayed on the display and adjustment module during the startup procedure: •...

  • Page 25: Parameter Adjustment - Quick Setup

    • Max. adjustment • Min. adjustment • False signal suppression You can find the description of the individual menu items in the follow- ing chapter "Parameter adjustment - Extended adjustment". Parameter adjustment - Extended adjustment For technically demanding measuring points, you can carry out extended settings in "Extended adjustment". Main menu The main menu is divided into five sections with the following func- tions: VEGAFLEX 86 • Modbus...
  • Page 26 The display and adjustment module (software addressing) • PACTware/DTM (software addressing) Hardware addressing Hardware addressing is effective if a Modbus address of 0 … 245 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 (Levelmaster addresses: 0 … 30). VEGAFLEX 86 • Modbus...
  • Page 27 When choosing "Yes", then the probe length will be determined automatically. When choosing "No", you can enter the probe length manually. Setup - Application - Type Coax probes can be only used in liquids. In this menu item, the fixed of medium adjusted medium type "Liquid" is displayed. VEGAFLEX 86 • Modbus...
  • Page 28 "Application". In this menu item you can enter if there is a superimposed gas phase in your application. Only set the function to "Yes", if the gas phase is permanently pre- sent. VEGAFLEX 86 • Modbus...
  • Page 29 Setup - Min. adjustment In this menu item you can enter the min. adjustment for the level. With Level interface measurement this is the minimum total level. Adjust the requested percentage value with [+] and store with [OK]. VEGAFLEX 86 • Modbus...
  • Page 30 Vessel internals such as struts Note: A false signal suppression detects, marks and saves these false signals so that they are no longer taken into account for the level and interface measurement. We generally recommend carrying out a false VEGAFLEX 86 • Modbus...
  • Page 31 To damp process-dependent measured value fluctuations, set an integration time of 0 … 999 s in this menu item. If you have selected interface measurement under the menu item "Application", you can adjust the damping for the level and the inter- face separately. VEGAFLEX 86 • Modbus...
  • 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 86 • Modbus...
  • Page 33 PIN is activated/deactivated permanently. With active PIN, only the following adjustment functions are possible without entering a PIN: • Select menu items and show data • Read data from the sensor into the display and adjustment module VEGAFLEX 86 • Modbus...
  • Page 34 Display - Displayed value In this menu item, you define the indication of the measured value on the display. You can display two different measured values. In this menu item, you define measured value 1. The default setting for the displayed value 1 is "Filling height Level". Display - Displayed value In this menu item, you define the indication of the measured value on the display. You can display two different measured values. In this menu item, you define measured value 2. The default setting for the displayed value 2 is the electronics tem- perature. VEGAFLEX 86 • Modbus...
  • Page 35 In another window you can carry out a reset of the two peak values separately. Diagnostics - Peak values The respective min. and max. measured values are saved in the measurement reliability sensor. The two values are displayed in the menu item "Peak values, measurement reliability". VEGAFLEX 86 • Modbus...
  • Page 36 The menu item "Echo curve" shows the signal strength of the echoes over the measuring range in V. The signal strength enables an evalua- tion of the quality of the measurement. 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" VEGAFLEX 86 • Modbus...
  • Page 37 PACTware. 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. VEGAFLEX 86 • Modbus...
  • Page 38 (presettings) of the respective instru- ment. Any created false signal suppression or user-programmable lin- earization curve as well as the measured value memory are deleted. The following table shows the default values of the instrument. De- pending on the instrument version or application, all menu items may not be available or some may be differently assigned: VEGAFLEX 86 • Modbus...
  • Page 39 Linearisation - Socket correction 0 mm Linearisation - Vessel height Probe length Menu - Display Menu Menu item Default value Display Language Selected language Displayed value 1 Filling height Level Displayed value 2 Electronics temperature Backlight Switched on VEGAFLEX 86 • Modbus...
  • Page 40 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 • Modbus...
  • Page 41 Additional settings - In this menu item you can select the type and size of your probe from Probe type a list of all possible probes. This is necessary to adapt the electronics optimally to the probe. VEGAFLEX 86 • Modbus...
  • Page 42 In this menu item you can select how many stop bits are added for synchronization. You can chose between 1 or 2 stop bits. Additional settings - In this menu item, all settings of the instrument interfaces are col- Modbus lected. VEGAFLEX 86 • Modbus...
  • Page 43 In this menu item you determine how many measured values are values displayed. You can have either one or two measured values displayed. Format measured value 1 In this menu item you specify the display format of the display for measured value 1. VEGAFLEX 86 • Modbus...
  • Page 44 PC. Info - Sensor character- In this menu item, the features of the sensor such as approval, pro- istics cess fitting, seal, measuring range, electronics, housing and others are displayed. Example for displayed sensor features. VEGAFLEX 86 • Modbus...

  • Page 45: 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 • Modbus...

  • Page 46: Setting Up Sensor And Modbus Interface With Pactware

    Prerequisites For parameter adjustment of the sensor via a Windows PC, the con- figuration software PACTware and a suitable instrument driver (DTM) according to FDT standard are required. The up-to-date PACTware version as well as all available DTMs are compiled in a DTM Collec- VEGAFLEX 86 • Modbus...
  • Page 47 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. VEGAFLEX 86 • Modbus...

  • Page 48: Set Instrument Address

    7 Setting up sensor and Modbus interface with PACTware Set instrument address The VEGAFLEX 86 requires an address for participating as a Slave in the Modbus communication. The addess setting is carried out via a PC with PACTware/DTM or Modbus RTU.
  • Page 49 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 50: Saving The Parameterisation Data

    7 Setting up sensor and Modbus interface 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 • Modbus...

  • Page 51: Diagnostics And Servicing

    Event types are for example: • Modification of a parameter • 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 • Modbus...

  • Page 52: Status Messages

    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. It can be activated by the user via PACTware/DTM or EDD. VEGAFLEX 86 • Modbus...
  • Page 53 Send instrument for repair Communication error • • F125 Temperature of the electronics in Check ambient temperature Bit 7 • the non-specified range Insulate electronics Impermissible • Use instrument with higher tem- electronics tem- perature range perature VEGAFLEX 86 • Modbus...
  • Page 54 Level echo in the close range not Reduce level Bit 9 of • available 100 % adjustment: Increase value Byte 14 … 24 Overfilling • Check mounting socket • Remove possible interfering signals in the close range • Use coaxial probe VEGAFLEX 86 • Modbus...

  • Page 55: Rectify Faults

    The operator of the system is responsible for taking suitable meas- tion occurs ures to rectify faults. The first measures are: Procedure for fault recti- fication • Evaluation of fault messages via the adjustment device • Checking the output signal • Treatment of measurement errors VEGAFLEX 86 • Modbus...
  • Page 56 • Amplitude or position of a false signal Determine the reason for the changed has changed (e.g. buildup); false sig- false signals, carry out false signal time nal suppression no longer matches suppression, e.g. with buildup VEGAFLEX 86 • Modbus...
  • Page 57 8. Measured value remains Stored false signals in this position are Delete false signal suppression • reproducible in one position larger than the level echo Carry out a new false signal suppres- during emptying sion time VEGAFLEX 86 • Modbus...

  • Page 58: 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 59: How To Proceed If A Repair Is Necessary

    You can find an instrument return form as well as detailed informa- tion about the procedure in the download area of our homepage: www.vega.com. By doing this you help us carry out the repair quickly and without having to call back for needed information. In case of repair, proceed as follows: •...

  • Page 60: 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 86 • Modbus...

  • Page 61: Supplement

    Ʋ Contacts Alloy C22 (2.4602) Ʋ Helium leak rate < 10 mbar l/s Ʋ Pressure resistance See process pressure of the sensor Process fittings Ʋ Pipe thread, cylindrical (ISO 228 T1) G¾, G1, G1½ nach DIN 3852-A VEGAFLEX 86 • Modbus...
  • Page 62 Ʋ Vessel metallic, ø 1 m (3.281 ft), centric mounting, process fit- ting flush with the vessel ceiling 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 • Modbus...
  • Page 63 Lower dead band (see following diagrams - grey section) Typical deviation - Interface measure- ± 5 mm (0.197 in) ment Typical deviation - Total level interface See following diagrams measurement Typical deviation - Level measurement See following diagrams 2)3) 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 bands can be optimized via a false signal suppression. VEGAFLEX 86 • Modbus...
  • Page 64 ") -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. 32: Deviation VEGAFLEX 86 in coax version in oil (measurement length up to 1.5 m/4.92 ft) Dead band (no measurement possible in this area) Probe length VEGAFLEX 86 • Modbus...
  • Page 65 0.53 % 1.1 % 2.2 % Steam (satu- 100 °C/212 °F - rated steam) 180 °C/356 °F 2.1 % 264 °C/507 °F 1.44 % 9.2 % 366 °C/691 °F 1.01 % 5.7 % 13.2 % 76 % VEGAFLEX 86 • Modbus...
  • Page 66 Process temperature (depending on the seal material) Aluminium housing Plastic housing Stainless steel housing, precision casting Stainless steel housing, electropolished 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 • Modbus...
  • Page 67 Ʋ mounted in the housing without lid IP 40 Materials Ʋ Housing Ʋ Inspection window Polyester foil Functional safety SIL non-reactive Integrated clock Date format Day.Month.Year Time format 12 h/24 h Time zone, factory setting Max. rate deviation 10.5 min/year VEGAFLEX 86 • Modbus...

  • Page 68: Basics Modbus

    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. 10.2 Basics Modbus Bus description The Modbus protocol is a communication protocol for the communication between instruments.
  • Page 69 1200 m. The bus must be terminated on both sides at the last bus participant with a terminating resistor of 120 Ohm. The resistor is already integrated in the VEGAFLEX 86 and is activated/deactivated via a slide switch. There are generally two possibilities to connect the sensors:...
  • Page 70 7 8 = Modbus Data Fig. 36: Bus architecture Modbus - Daisy-Chain Bus participant Bus participant with connected resistor Voltage supply Protocol description The VEGAFLEX 86 is suitable for connection to the following RTUs with Modbus RTU or ASCII protocol. Protocol ABB Totalflow Modbus RTU, ASCII Bristol ControlWaveMicro...

  • Page 71: Modbus Register

    10 Supplement (byte transmission order). This "Byte transmission order" is determined in the parameter "Format Code". Hence the RTU knows the registers of the VEGAFLEX 86 which must be contacted for the variables and status information. Format Code Byte transmission order...
  • Page 72 Primary Variable in Byte Order BACD (Middle Endian) 2204 DWord Secondary Variable in Byte Order BACD (Middle Endian) 2206 DWord Third Variable in Byte Order BACD (Middle Endian) 2208 DWord Quarternary Variable in Byte Order BACD (Middle Endian) VEGAFLEX 86 • Modbus...

  • Page 73: Modbus Rtu Commands

    Parameter Length Code/Data Request: Function Code 1 Byte 0x04 Start Address 2 Bytes 0x0000 to 0xFFFF Number of Registers N*2 Bytes 1 to 127 (0x7D) VEGAFLEX 86 • Modbus...
  • Page 74 With this function code, several holding registers can be writen. Only registers can be written in an enquiry which are immediately consecutive. If there are gaps (registers do not exist) between the registers, then they cannot be written in a telegram. VEGAFLEX 86 • Modbus...
  • Page 75 Next Object ID 1 Byte Object ID number Number of Objects 1 Byte List of Object ID 1 Byte List of Object length 1 Byte List of Object value 1 Byte Depending on the Object ID VEGAFLEX 86 • Modbus...

  • Page 76: Levelmaster Commands

    10 Supplement 10.5 Levelmaster commands The VEGAFLEX 86 is also suitable for connection to the following RTUs with Levelmaster protocol. The Levelmaster protocol is often called "Siemens" "Tank protocol". Protocol ABB Totalflow Levelmaster Kimray DACC 2000/3000 Levelmaster Thermo Electron Autopilot Levelmaster...
  • Page 77 = 81, even = 71 (default), odd = 71 Response: Set Baud Rate 11 characters ASCII Example: U01B9600E71 Change instrument on address 1 to baudrate 9600, parity even, 7 data bits, 1 stop bit VEGAFLEX 86 • Modbus...

  • Page 78: Error Codes

    = milliseconds (50 up to 250), default = 127 ms Error codes Error Code Name EE-Error Error While Storing Data in EEPROM FR-Error Erorr in Frame (too short, too long, wrong data) LV-Error Value out of limits VEGAFLEX 86 • Modbus...

  • Page 79: Configuration Of Typical Modbus Hosts

    Address 1300 must hence be entered as register address for RTU Fisher ROC 809. ABB Total Flow Bus + Bus - VBAT Fig. 38: Connection of VEGAFLEX 86 to RTU ABB Total Flow VEGAFLEX 86 RTU ABB Total Flow Parameter Value Baud Rate 9600 Floating Point Format Code VEGAFLEX 86 • Modbus...
  • Page 80 The basic number of the input registers is always added to the input register address of VEGAFLEX For that reason, address 1300 must be entered as register address for 1300 for the RTU Thermo Electron Autopilot. VEGAFLEX 86 • Modbus...
  • Page 81 Address 1303 must hence be entered as register address for 1302 for RTU Bristol ControlWave Micro. ScadaPack COM Part 3 (C3) RS485 TXD- TXD+ Fig. 41: Connection of VEGAFLEX 86 to RTU ScadaPack VEGAFLEX 86 RTU ScadaPack Voltage supply Parameter Value Baud Rate 9600 Floating Point Format Code RTU Data Type Floating Point VEGAFLEX 86 • Modbus...

  • Page 82: Dimensions

    Address 31303 must hence be entered as register address for 1302 for RTU ScadaPack. 10.7 Dimensions The following dimensional drawings represent only an extract of all possible versions. Detailed dimensional drawings can be downloaded at www.vega.com/downloads under "Drawings". Plastic housing ~ 69 mm (2.72")
  • Page 83 ~ 103 mm (3.66") (4.06") ø 80 mm ø 79 mm (3.15") (3.11") M20x1,5 M20x1,5/ ½ NPT Fig. 46: Housing version with protection rating IP 66/IP 68 (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 • Modbus...
  • Page 84 10 Supplement VEGAFLEX 86, coax version (-20 … +250 °C/-4 … +482 °F) SW 41 mm ø 21,3 mm (0.84") Fig. 47: VEGAFLEX 86, coax version with thread (-20 … +250 °C/-4 … +482 °F) Sensor length, see chapter "Technical data" VEGAFLEX 86 • Modbus...

  • Page 85: 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 86 Read out info 44 Format measured value 1 43 Format measured value 2 44 Repair 59 Replacement parts Functional principle 8 – Display and adjustment module with heating 12 – Electronics module 12 Gas phase 28 Reset 38 VEGAFLEX 86 • Modbus...
  • Page 87 Scaling measured value 41 Sensor characteristics 44 Sensor status 35 Service hotline 58 Simulation 37 Software addressing 22, 27 Special parameters 44 Stop bits 42 Timeout 43 Type label 7 Type of medium 27 Units 27 Vessel insulation 16 VEGAFLEX 86 • Modbus...
  • Page 88 Subject to change without prior notice © VEGA Grieshaber KG, Schiltach/Germany 2018 VEGA Grieshaber KG Phone +49 7836 50-0 Am Hohenstein 113...

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