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Operating Instructions - VEGAFLEX 81 - 4 … 20 mA/HART two-wire

1. The below tables show typical examples for application relevant measurement errors There are two measurement errors e Constant level e Filling e Emptying The images in column Error pattern show the real level with a bro ken line and the level displayed by the sensor as a continuous line Fig 36 The broken line 1 shows the real level the continuous line 2 shows the level displayed by the sensor Note e Wherever the sensor displays a constant value the reason could also be the fault setting of the current output to Hold value e Incase ofatoo low level indication the reason could be a line resistance that is too high VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 VEGA Measurement error with constant level 9 Diagnostics and service Fault description Error pattern Cause Rectification 1 Measured value shows a too low or too high level Min max adjustment not correct Adapt min max adjustment Wrong linearization curve Adapt linearization curve Running time error small measurement error close to 100 serious error close to 0 Repeat setup 2 Measured value jumps towards 100 Due to the process the ampli tude of the product echo sinks A false signal suppression was not carried out Carry out a false signal sup pression Amplitude or position of a fa
2. Device memory Measured value memory Measured values Distance level percentage value level reliability level electronics temperature Device memory Measured value memory Re 3 min cording in time interval Device memory Measured value memory Re 15 cording with measured value difference Device memory Measured value memory Start Not active with measured value Device memory Measured value memory Stop Not active with measured value Device memory Measured value memory Stop Not active recording when memory is full VEGAFLEX 81 4 20 MA HART two wire 54 cH90 L N3 vc8Lv 41824 EN 130612 VEGA Additional adjustments 6 Set up with the display and adjustment module Menu item Default value Modified value PIN 0000 Date Actual date Time Actual time Time Format 24 hours Probe type Device specific Additional adjustments Copy instrument settings Additional adjustments Probe type Additional adjustments Special parameters The instrument settings are copied with this function The following functions are available e Read from sensor Read data from sensor and store into the display and adjustment module e Write into sensor Store data from the display and adjustment module back to the sensor The following data or settings for adjustment of the display and ad justment module are saved e All data of the
3. 1 m 3 281 ft centric installation process fitting flush with the vessel ceiling Water Oil dielectric constant 2 0 Probe end does not touch the vessel bottom No gating out of false signals carried out 5 mm 0 197 in See following diagrams Typical deviation Level measurement 9 See following diagrams 0 08 m 0 3 m 3 15 11 811 Fig 48 Deviation VEGAFLEX 81 in rod version in water 1 Dead band no measurement possible in this area L Probe length With interface measurement 2 0 9 Depending on the installation conditions there can be deviations which can be rectified with an adaptation of the adjustment or a change of the measured value offset in the DTM service mode 9 The dead bands can be optimizes by a false signal suppression VEGAFLEX 81 4 20 mA HART two wire 83 11 Supplement VELA 0 15m 0 3m 5 906 11 811 Fig 49 Deviation VEGAFLEX 81 in rod version in oil 1 Dead band no measurement possible in this area L Probe length 0 08 m 0 3m 3 15 11 811 Fig 50 Deviation VEGAFLEX 81 in cable version in water 1 Dead band no measurement possible in this area L Probe length 84 VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 VELA 11 Supplement CD 0 15m 0 3 m 5 906 11 811
4. 32 VEGA 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 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 6 Set up with the display and adjustment module 6 Set up with the display and adjustment module 6 1 Insert display and adjustment module The display and adjustment module can be inserted into the sensor and removed any time Four positions displaced by 90 can be se lected It is not necessary to interrupt the power supply Proceed as follows 1 Unscrew the housing cover 2 Place the display and adjustment module in the requested posi tion onto the electronics and turn to the right until it snaps in 3 Screw housing cover with inspection window tightly back on Removal is carried out in reverse order The display and adjustment module is powered by the sensor an ad ditional connection is not necessary Fig 27 Insertion of the display and adjustment module with single chamber housing into the electronics compartment VEGAFLEX 81 4 20 mA HART two wire 33 6 Set up with the display and adjustment module VEGA Key functions pae Fig 28 Insertion of the display and adjustment module into the double chamber housing 1 Inthe electronics compartment 2 Inthe connection compartment with Ex d ia ver
5. Inappropriate or incorrect use of the instrument can give rise to application specific hazards e g vessel overfill or damage to system components through incorrect mounting or adjustment 2 4 General safety instructions This is a state of the art instrument complying with all prevailing regulations and guidelines The instrument must only be operated in a technically flawless and reliable condition The operator is responsible for the trouble free operation of the instrument During the entire duration of use the user is obliged to determine the compliance of the necessary occupational safety measures with the current valid rules and regulations and also take note of new regula tions The safety instructions in this operating instructions manual the na tional installation standards as well as the valid safety regulations and accident prevention rules must be observed by the user For safety and warranty reasons any invasive work on the device beyond that described in the operating instructions manual may be carried out only by personnel authorised by the manufacturer Arbi trary conversions or modifications are explicitly forbidden The safety approval markings and safety tips on the device must also be observed 2 5 CE conformity The device fulfills the legal requirements of the applicable EC guide lines By affixing the CE marking we confirm successful testing of the product You can find the CE Certificate of Con
6. 5 Connecting to power supply 5 7 Supplementary electronics You can use the supplementary electronics second current output to provided a second measured value Both current outputs are passive and need a power supply hn hij hn hj po e Fig 25 Connection compartment double chamber housing supplementary electronics second current output 1 First current output I Voltage supply and signal output HART 2 Second current output Il Voltage supply and signal output without HART 3 Ground terminal for connection of the cable screen The radio module PLICSMOBILE is an external GSM GPRS radio unit for transmission of measured values and for remote parameter adjustment Fig 26 Radio module PLICSMOBILE integrated in the connection compart ment 1 Voltage supply You can find detailed information on connection in the supplementary instructions PLICSMOBILE GSM GPRS radio module 5 8 Switch on phase After connecting the instrument to power supply or after a voltage recurrence the instrument carries out a self check for approx 30 s e Internal check of the electronics e Indication of the instrument type hardware and software version measurement loop name on the display or PC e Indication of the status message F 105 Determine measured value on the display or PC e The output signal jumps to the set error current VEGAFLEX 81 4 20 mA HART two wire 31 5 Connecting to power supply
7. face separately Enter the requested percentage value VEGAFLEX 81 4 20 mA HART two wire 41 6 Set up with the display and adjustment module VELA Max adjustment interface Hax adjustment interface Setup Min adjustment Interface Setup Damping Setup Linearization 42 For the full vessel enter the distance value in m matching the per centage value This menu item is only available if you have selected interface meas urement under the menu item Application If you have selected Yes in the previous menu item accept adjustment of the level measure ment the current setting will be displayed Adjustment interface Hin adjustment interface 0 00 1000 nm riS mm Max adjustment interface Min adjustment interface If you have selected No you can enter the adjustment for the inter face measurement separately Hin adjustment interface Hin adjustment interface E 000 00 10 00 110 00 jig sU Enter the respective distance value in m for the empty vessel cor responding to the percentage value To damp process dependent measured value fluctuations set an integration time of O 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 Intearation time Level Os Integration time Interface Os The default setting is a damping of 0 s A lineariza
8. 100 0 x Feak values Distance Has 100 0 x Peak indicator reliab Meas reliability interface Peak values further Hin 399 9 X Echo cure Max mea ae In another window you can carry out a reset of the two peak values separately Reset peak indicator Meas reliability level Meas reliab interf ace Diagnostics Peak values The respective min and max measured values are saved in the Additional Diagnostics Echo curve Diagnosis Simulation 50 sensor The values are displayed in the menu item Peak values Ad ditional This menu item displays the peak values of the electronics tempera ture as well as the dielectric constant Diagnostics Electronics temperature Peak values Distance Hin 27 28 T Peak indicator reliab Has 25 54 T Feak values further Echo curve Sinulation In another window you can carry out a reset of the two peak values separately Reset peak indicator Electronics temperature Dielectric constant 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 Diagnostics Peak indicator reliab With the following functions you can zoom part sections of the echo curve e X Zoom Zoom function for the meas distance e Y Zoom 1 2 5 and 10x signal magnification in V e Unzoom Reset the presentation to the nominal measuring range with single magnif
9. 90000010 In this menu item the hardware and software version of the sensor is displayed Software Version 1 0 0 Hardware Version 1 0 0 In this menu item the date of factory calibration of the sensor as well as the date of the last change of sensor parameters are displayed via the display and adjustment module or via the PC VEGAFLEX 81 4 20 mA HART two wire clL90ElL NA ve8lV 41824 EN 130612 Info Sensor character istics 6 Set up with the display and adjustment module Factory calibration date 3 Aug 2012 Last change Nav 2012 In this menu item the features of the sensor such as approval pro cess fitting seal measuring range electronics housing and others are displayed Sensor characteristics Display now 6 5 Saving the parameter adjustment data We recommended noting the adjusted data e g in this operating instructions manual and archiving them afterwards They are thus available for multiple use or service purposes If the instrument is equipped with a display and adjustment module the data in the sensor can be saved in the display and adjustment module The procedure is described in the operating instructions manual Display and adjustment module in the menu item Copy sensor data The data remain there permanently even if the sensor power supply fails The following data or settings for adjustment of the display and ad justment module are saved e Al
10. Hardware error EEPROM Exchanging the electronics Error in the Send instrument for repair event mem ory M503 Measurement certainty is Check installation and Reliability too too low for a reliable meas process conditions low urement Clean or exchange process Process component or component or probe probe contaminated or defective M504 Hardware defect Exchanging the electronics Error on an Send instrument for repair device inter face VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 Reaction when malfunc tions occur Procedure for fault recti fication Check the 4 20 mA signal 9 Diagnostics and service Code Cause Rectification Text mes sage M505 Sensor does not detectan Check and correct instal no measured echo during operation lation and or parameter value avail adjustment able Process component or Clean or exchange process g probe contaminated or component or probe defective M506 Error during setup Check and correct instal Installation lation and or parameter adjustment Setup error Check probe length M507 Error during setup Carry out reset and repeat Error in the Error when carrying out a setup instrument reset l settings False signal suppression faulty 9 4 Rectify faults The operator of the system is responsible for taking suitable meas ures to rectify
11. Rod probes e 2 1 6 Fig 47 Measuring ranges VEGAFLEX 81 Reference plane Probe length L Measuring range default setting refers to the measuring range in water Upper dead band see diagrams under Accuracy grey section Lower dead band see diagrams under Accuracy grey section O1 Colo Output variable Output signal 4 20 mA HART Range of the output signal 3 8 20 5 mA HART default setting Fulfilled HART specification 7 Signal resolution 0 3 uA Failure signal current output adjustable Last valid measured value 2 21 mA lt 3 6 mA VEGAFLEX 81 4 20 mA HART two wire 81 11 Supplement VELA Max output current 21 5 mA Starting current lt 10 mA for 5 ms after switching on lt 3 6 mA Load see load under Power supply Damping 63 96 of the input variable 0 999s adjustable HART output values according to HART 7 default setting First HART value PV Linearised percentage value level current output 1 Second HART value SV Distance to level current output 2 if available Third HART value TV Measurement certainty level Fourth HART value QV Electronics temperature Ex d ia versions are not suitable for HART multidrop operation Indication value DIsplay and adjustment module Displayed value 1 Filling height Level Displayed value 2 Electronics temperature Resolution digital lt 1mm 0 039 in Output variable Second current output For details on th
12. The entered value refers to the distance from the sealing surface of the process fitting Sensor reference plane to the total level or interface Linearization is required if the measured value should be outputted in proportion to the volume and not the level The linearization acts identically on the level and the interface measurement You can find further linearization types in the extended adjustment If you have a non linear vessel you can select here the respective linearization curve e Linear e Spherical tank e Horizontal cylindrical tank You must enter the following vessel dimensions with non linear condi tions e Height of the socket h e Vessel height D In this window you can adjust the output signal When the function is inactive you can change the settings via the Extended adjustment These settings allow you to optimize the sensor With them you can compare a sounded distance with the indicated value and correct it if necessary Probe immersed in the liquid covered Select whether or not the probe is immersed in the medium Measured distance to the medium If the probe is immersed in the medium you can enter here the meas ured distance to the medium Displayed distance correct Is the displayed distance value correct If you have the possibility you can enter here the sounded distance to the medium False signal suppression With this function you can carry out the automatic false signal sup press
13. double chamber housing 1 Internal connection to the connection compartment 2 Fordisplay and adjustment module or interface adapter 3 Internal connection to the plug connector for external display and adjust ment unit optional Note If an instrument with Ex d ia approval is used HART multidrop op eration is not possible Fig 21 Connection compartment Ex d double chamber housing 1 Voltage supply signal output 2 Ground terminal for connection of the cable screen VEGAFLEX 81 4 20 mA HART two wire 29 5 Connecting to power supply DIS ADAPT with plug connector M12 x 1 for external display and adjustment unit TERREZIBEES ie WIZ Fig 22 View to the electronics compartment 1 DIS ADAPT 2 Internal plug connection 3 Plug connector M12 x 1 Fig 23 Top view of the plug connector 1 Pini 2 Pin2 3 Pin3 4 Pin4 Contact pin Colour connection ca Terminal electronics ble in the sensor module Pin 1 Brown 5 Pin 2 White 6 Pin 3 Blue 7 Pin 4 Black 8 5 6 Wiring plan version IP 66 IP 68 1 bar Wire assignment con nection cable Fig 24 Wire assignment fix connected connection cable 1 brown and blue to power supply or to the processing system 2 Shielding 30 VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 VEGA Supplementary electron ics Second current output Supplementary elec tronics Radio module PLICSMOBILE
14. process fitting transmitter con centric tube etc are conductively connected with the inner and outer ground terminal on the housing This connection exists either directly via connecting metallic parts or in case of instruments with external electronics via the screen of the special connection cable You can find specifications on the potential connections inside the instrument in chapter Technical data 5 2 Connecting The voltage supply and signal output are connected via the spring loaded terminals in the housing The connection to the display and adjustment module or to the inter face adapter is carried out via contact pins in the housing Information The terminal block is pluggable and can be removed from the electronics To do this lift the terminal block with a small screwdriver and pull it out When reinserting the terminal block you should hear it snap in Proceed as follows 1 Unscrew the housing cover 2 Ifa display and adjustment module is installed remove it by turn ing it slightly to the left 3 Loosen compression nut of the cable entry 4 Remove approx 10 cm 4 in of the cable mantle strip approx 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 VEGAFLEX 81 4 20 mA HART two wire 25 5 Connecting to power supply 26 He Fig 14 Connection steps 5 and 6 Single chamber housing Fig 15 Connec
15. 35 in higher 1 Single chamber version electropolished 2 Single chamber version precision casting 3 Double chamber version precision casting 92 VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 VELA 11 Supplement Stainless steel housing in protection rating IP 66 IP 68 1 bar 93 mm L7 105 mm 4 13 3 66 M20x1 5 Ve NPT Fig 59 Housing versions in protection IP 166 1P 168 10bar with integrated display and adjustment module the housing is 9 Imm O S358lin higher 1 Single chamber version electropolished 2 Single chamber version precision casting 3 Double chamber version precision casting VEGAFLEX 81 4 20 mA HART two wire 93 11 Supplement VELA VEGAFLEX 81 cable version with gravity weight SW 36 1 42 G34 34 NPT SW 41 1 61 G1 1 NPT SW 46 1 81 G1 1 NPT G 34 NPT G1 1 NPT G1 172 NPT E N Y Y 0 16 0 16 0 08 0 63 0 63 20 mm 20mm 0 79 0 79 0 79 D Fig 60 VEGAFLEX 81 threaded version with gravity weight all gravity weights with thread M8 for eye bolt L Sensor length see chapter Technical data 94 VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 VELA 11 Supplement 1 Cable version e 2 mm 0 079 in with gravity weight 2 Cable version 4 mm 0 1
16. Fig 51 Deviation VEGAFLEX 81 in cable version e 2 mm 0 079 in in oil 1 Dead band no measurement possible in this area L Probe length 015m 0 3m 5 906 11 811 Fig 52 Deviation VEGAFLEX 81 in cable version 4 mm 0 157 in in oil 1 Dead band no measurement possible in this area L Probe length Repeatability lt 1 mm Variables influencing measurement accuracy Specifications for the digital measured value Temperature drift Digital output 3 mm 10 K relating to the max measuring range or max 10 mm 0 394 in VEGAFLEX 81 4 20 mA HART two wire 85 11 Supplement VELA Additional deviation through electromag x10 mm lt 0 394 in netic interference acc to 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 Deviation on the current output through 9 x15 uA analogue digital conversion Additional deviation through electromag 150 uA netic interference acc to EN 61326 Influence of the superimposed gas and pressure to the accuracy The propagation speed of the radar impulses in gas or vapour above the medium is reduced by high pressure This effect depends on the superimposed gas or vapour and is especially large at low temperatures The following table shows the resulting deviation for some typical gases and vapours The specified values refer to the distan
17. during setup Error when carrying out a reset False signal suppression faulty Carry out a reset Repeat setup F264 Installation Setup error Error during setup Check or correct installation and or parameter adjust ment Check probe length F265 function dis turbed Measurement Sensor no longer carries out a measurement Carry out a reset Separate operating voltage briefly F266 Impermissi ble operating voltage Operating voltage below specified range Check electrical connection if necessary increase operating voltage F267 sensor soft ware No executable Sensor cannot start Exchanging the electronics Send instrument for repair Function check The following table shows the error codes and text messages in the status message Function check and provides information on causes as well as corrective measures Code Text mes sage Cause Rectification C700 tive Simulation ac A simulation is active Finish simulation Wait for the automatic end after 60 mins Out of specification The following table shows the error codes and text messages in the status message Out of specification and provides information on causes as well as corrective measures Code Text mes sage Cause Rectification S600 Unpermissi ble electronics tem
18. extend the rod probe individually with curved segments and rod extensions of different lengths All extensions used must not exceed a total length of 6 m 19 7 ft The extensions are available in the following lengths Rod 12 mm 0 472 in e Basic segments 20 5900 mm 0 79 232 in e Rod segments 20 5900 mm 0 79 232 in e Curved segments 100 x 100 mm 3 94 3 94 in You can find further information in the operating instructions manual Hod extension VEGAFLEX series 80 The combination of a bypass tube and a VEGAFLEX 81 enables con tinuous level measurement outside the vessel The bypass consists of a standpipe which is mounted as a communicating container on the side of the vessel via two process fittings This kind of mounting ensures that the level in the standpipe and the level in the vessel are the same The length and the process fittings can be configured individually No different connection versions available You can find further information in the operating instructions manual Bypass tube VEGAPASS 81 If you mount the VEGAFLEX 81 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 VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 VEGA Screwing in A Protection against mois ture Protective caps Sui
19. loosened rod or cable manually 3 Insert the new measuring rod carefully by hand with a twisting motion into the opening of the process fitting 4 Continue screwing in the rod manually into the opening of the pro cess fitting 5 Exert counterforce with the second fork spanner and tighten the rod or cable on the flat surfaces with the following torque Rod 8 cable 2 and 4 6 Nm 4 43 Ibf ft Rod e 12 10 Nm 7 37 Ibf ft Fig 45 Exchange cable or rod Information Please keep the stated torque so that the max tensile strength remains 6 Enter new probe length and if necessary the new probe type and then carry out a fresh adjustment see Setup procedure Carry ing out min adjustment Carrying out max adjustment VEGAFLEX 81 4 20 mA HART two wire 75 9 Diagnostics and service Shorten cable rod 76 VEGA The rod or cable of the probe can be shortened individually 1 Mark the requested length with mounted measuring rod Cable Loosen the pins on the gravity weight hexagon 3 Cable remove the pins Cable Pull the cable out of the gravity weight er cx o I9 Shorten the cable rod with a cut off wheel or metal saw at the marking Take note of the specifications in the following illustration when shortening the cable 6 Cable with gravity weight Shift the cable according to the drawing into the gravity weight 7 Cable with gravity weight Fasten cable with the pins torque 7 Nm 5 16 Ibf
20. module Max adjustment level Enter the appropriate distance value in m corresponding to the percentage value for the full vessel The distance refers to the sensor reference plane seal surface of the process fitting Keep in mind that the max level must lie below the dead band Max adjustment lewel In this menu item you can enter the min adjustment for the level With interface measurement this is the minimum total level Adjustment level Hin adjustment level Max adjustment level 0 00 x Min acdjuztment level 850 mm Yee mnm Adjust the requested percentage value with and store with OK Hin adjustment level 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 Hin adjustment level This menu item is only available if you have selected interface meas urement under the menu item Application Adjustment interface Pax adjustment interface Min adjustment interface You can accept the adjustment of the level measurement also for the interface measurement If you select Yes the current setting will be displayed Take ower adjustment of Max adjustment interface the level measurement m 100 00 x 0 mm Yl mm Tes If you have selected No you can enter the adjustment for the inter
21. not subject to the WEEE directive 2002 96 EG and the respective national laws 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 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 VEGA 11 Supplement 11 1 Technical data General data 316L corresponds to 1 4404 or 1 4435 Materials wetted parts Process fitting version up to 6 bar Process fitting version up to 40 bar Process seal on the instrument side cable rod leadthrough Process seal Rod 8 mm 0 315 in Rod 12 mm 0 472 in Cable 2 mm 0 079 in Cable 4 mm 0 157 in Inner conductor up to the cable Gravity weight optionally available Centering weight optionally available Materials non wetted parts Plastic housing Aluminium die casting housing Stainless steel housing precision casting Stainless steel housing electropol ished Second line of defence optional Seal between housing and housing cover Inspection window in housing cover optional Ground terminal Ohmic contact Process fittings Pipe thread cylindrical ISO 228 T1 American pipe thread conical ASME B1 20 1 Flanges 11 Supplement 316L and PPS GF 40 316L and Aluminium oxide cera
22. sections with the following func tions Display Diagnostics Additional adjustments Info Setup Settings e g measurement loop name medium vessel adjustment signal output device unit false signal suppression linearization Curve Display Settings e g for language measured value display lighting Diagnosis Information e g on instrument status pointer measure ment reliability simulation echo curve Additional adjustments Reset date time reset copy function Info Instrument name hardware and software version date of manu facture instrument features Note For optimum adjustment of the measurement the individual submenu items in the main menu item 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 Setup Setup Measurenent loop name Damping Hin adjustment level Linearization Damping Probe length Scaling lewe Linearization Application Current output Scaling lewel 1 Adjustment level HART Variables scaling level 2 The submenu points described below Here you can assign a suitable measurement loop name Push the OK key to start the processing With the key you change the sign and with the gt key you jump to the next position You can enter names with max 19 characters The character set comprises e Capital le
23. the display and adjustment module Menu item Default value Modified value Medium dielectric constant Water based gt 10 Max adjustment Level Superimposed gas phase Yes Dielectric figure upper medium TS 1 5 Tube inner diameter 200 mm Max adjustment Level 100 Distance 0 000 m d note block ing distances Min adjustment Level 0 Min adjustment Level Distance Probe length take dead band into account Accept adjustment of the level measurement Yes Max adjustment Interface 100 Max adjustment Interface Distance 0 000 m d note block ing distances Min adjustment Interface 0 Min adjustment Interface Distance Probe length take dead band into account Integration time Level 0 0s Integration time Interface 0 0s Linearization type Linear Linearization Socket correction 0 mm Linearization Vessel height Probe length Scaling size Level Volume in Scaling unit Level Scaling format Level Litres Without decimal positions Scaling level 100 correspond to 100 Scaling level 0 correspond to 0 Accept scaling of the level measurement Yes Scaling variable Interface Volume Scaling unit Interface Litres Scaling format Interface Without decimal positions Scaling interface 100 correspond to 100 Scaling interface 0 corr
24. the resulting running time changes The determine probe length can deviate from the actual probe length when using bow shaped segments If installations such as struts ladders etc exist on the vessel wall then the probe should have a distance to the vessel wall of at least 300 mm 11 81 in You can find further information in the supplementary instructions of the rod extension In case of difficult installation conditions for example in a socket the probe can be adapted respectively with a rod extension Let the probe length determine automatically by the instrument to compensate the resulting running time changes You can find further information in the supplementary instructions of the rod extension VEGAFLEX 81 4 20 mA HART two wire 23 5 Connecting to power supply Safety instructions Voltage supply Connection to signal con ditioning instruments Connection cable Cable gland NPT 24 VEGA 5 Connecting to power supply 5 1 Preparing the connection Always keep in mind the following safety instructions e Connect only in the complete absence of line voltage e f overvoltage surges are expected overvoltage arresters should be installed Power supply and current signal are carried on the same two wire cable The operating voltage can differ depending on the instrument version The data for power supply are specified in chapter Technical data Provide a reliable separation between the sup
25. with the param eter adjustment individual menu items are only optionally available 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 each change Replication Application Application Lewel vessel T Ed Level bypass standpipe Product type Application Interface vessel Mediumn Dielectric figure Interf bypass standpipe Demonstration made VEGAFLEX 81 4 20 mA HART two wire 39 6 Set up with the display and adjustment module VELA Setup Application Me In this menu item you can define the medium type product dium dielectric constant This menu item is only available if you have selected level measure ment under the menu item Application Replication Hedium Dielectric constant Hedium Dielectric constant Product type Water based 710 Solvents oilLPG lt 3 Application Soe E Cher nixturesz 3 10 Medium Dielectric figure UE EE UR You can choose between the following medium types Dielectric figure Medium type Examples gt 10 Water based liq Acids alcalis water uids 3 10 Chemical mix Chlorobenzene nitro lacquer aniline tures isocyanate chloroform lt 3 Hydrocarbons Solvents oils liquid gas Setup Application Gas This menu item is only available if you have chosen interface meas ph
26. 57 in with gravity weight 3 Cable version with temperature adapter VEGAFLEX 81 cable version with centering weight SW 36 1 42 G34 34 NPT SW 41 1 61 G1 1 NPT SW 46 1 81 G1 1 NPT G34 34 NPT G1 1 NPT 3115 1 NPT Fig 61 VEGAFLEX 81 threaded version L Sensor length see chapter Technical data x 40mm 1 57 in 45 mm 1 77 in 75 mm 2 95 in 95 mm 3 74 in 1 Cable version 2 mm 0 079 in with centering weight see supplementary instructions Centering Cable version 4 mm 0 157 in with centering weight see supplementary instructions Centering VEGAFLEX 81 4 20 mA HART two wire 95 11 Supplement VEGAFLEX 81 rod version SW 36 1 42 G 34 NPT SW 41 1 61 G1 1 NPT SW 46 1 81 G1 172 NPT G 34 NPT G1 1 NPT G1 5 172 NPT Fig 62 VEGAFLEX 81 threaded version L Sensor length see chapter Technical data 1 Rod version e 8 mm 0 315 in 2 Rod version 12 mm 0 472 in 96 G1 5 1 NPT VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 VELA 11 Supplement 11 3 Industrial property rights VEGA product lines are global protected by industrial property rights Further information see www vega com Only in U S A Further information see patent label at the sensor housing VEGA Produktfamilien sind weltweit gesch tzt durch gewerbliche Schutzrechte N her
27. Overfill protection VEGAFLEX 81 4 20 mA HART two wire 73 9 Diagnostics and service VEGA Measurement error during emptying Fault description Error pattern Cause Rectification 7 Measured value re a False echo larger than the level Eliminate false signals in the mains unchanged in S echo close range the close range during Level echo too small Remove contamination on the emptying S probe After having removed the source of the false signals the false signal suppression must be deleted Carry out a new false signal suppression 8 Measured value re Stored false signals in this Delete false signal memory mains reproducible position are larger than the Carry out a new false signal in one position during level echo suppression emptying Reaction after fault recti Depending on the reason for the fault and the measures taken the fication steps described in chapter Setup must be carried out again or must be checked for plausibility and completeness 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 Since we offer this service worldwide the support is provided in English The service itself is free of charge the only costs involved are the normal ca
28. SB connection You can find further information in the supplementary instructions PLICSMOBILE T61 Document ID 36849 The protective cover protects the sensor housing against soiling and intense heat from solar radiation You will find additional information in the supplementary instructions manual Protective cover Document ID 34296 Screwed flanges are available in different versions according to the following standards DIN 2501 EN 1092 1 ANSI B 16 5 JIS B 2210 1984 GOST 12821 80 You can find additional information in the supplementary instructions manual Flanges according to DIN EN ASME JIS Document ID 31088 The electronics module VEGAFLEX series 80 is a replacement part for TDR sensors of VEGAFLEX series 80 There is a different version available for each type of signal output You can find further information in the operating instructions manual Electronics module VEGAFLEX series 80 The display and adjustment module can be optionally replaced by a display and adjustment module with heating function You can use this display and adjustment module in an ambient tem perature range of 40 70 C You can find further information in the operating instructions Display and adjustment module with heating Document ID 31708 VEGAFLEX 81 4 20 mA HART two wire 15 3 Product description Rod extension Bypass tube Spacer 16 VEGA If you are using an instrument with rod version you can
29. Tel 44 0 191 490 1547 THORNE amp Fax 44 0 191 477 5371 DERRICK UK wii www thorneanderrick co uk Operating Instructions TDR sensor for continuous level and interface measurement of liquids VEGAFLEX 81 4 20 mA HART two wire Ll Document ID 41824 Quick start Mounting Electrical connection Set parameters VEGA Quick start The quick start procedure enables a quick setup with many applica tions You can find further information in the respective chapters of the operating instructions manual 1 Distance from the metallic vessel wall gt 300 mm Distance from non metallic vessel wall gt 500 mm The probe must not touch any installations or the vessel wall 2 In non metallic vessels place a metal sheet beneath the process fitting Fig 1 Installation in non metallic vessel 1 Flange 2 Metal sheet 3 If necessary fasten probe end For further information see chapter Mounting 1 Make sure that the power supply corresponds to the specifica tions on the type label 2 Connectthe instrument according to the following illustration Fig 2 Electronics and connection compartment single chamber housing 1 2 3 4 See also chapter Connecting to power supply 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 screen For standard applic
30. The prerequisites for maintaining the protection rating are a suitable cable as well as correct mounting 90 VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 VEGA 11 Supplement Plastic housing 69 mm 2 72 3 31 79mm 3 1 1 M20x1 5 Ve NPT Fig 55 Housing versions in protection IP 66 IP 68 0 2 bar with integrated display and adjustment module the housing is 9 mm 0 35 in higher 1 Single chamber version 2 Double chamber version Aluminium housing M20x1 5 Ve NPT M20x1 5 Ve NPT Fig 56 Housing versions in protection IP 66 IP 68 0 2 bar with integrated display and adjustment module the housing is 9 mm 0 35 in higher 1 Single chamber version 2 Double chamber version VEGAFLEX 81 4 20 mA HART two wire 91 11 Supplement VELA Aluminium housing in protection rating IP 66 IP 68 1 bar M20x1 5 Ve NPT Fig 57 Housing versions in protection IP 166 IP 68 10bar with integrated display and adjustment module the housing is 9 Imm O S58lin higher 1 Single chamber version 2 Double chamber version Stainless steel housing 87 mm 3 43 86 mm M20x1 5 L Vo NPT M20x1 5 M20x1 5 Vo NPT 1 15 NPT Fig 58 Housing versions in protection IP 66 IP 68 0 2 bar with integrated display and adjustment module the housing is 9 mm 0
31. ace adapter For external display and adjustment unit Ground terminal for connection of the cable screen AC Nc 5 4 Wiring plan double chamber housing The following illustrations apply to the non Ex as well as to the Ex ia version po bbr Fig 17 Electronics compartment double chamber housing 1 Internal connection to the connection compartment 2 Fordisplay and adjustment module or interface adapter VEGAFLEX 81 4 20 mA HART two wire 27 5 Connecting to power supply Connection compartment 1 Connection compartment Radio module PLICS MOBILE 28 Fig 18 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 screen AUONS Information The use of an external display and adjustment unit and a display and adjustment module in parallel in the connection compartment is not supported Fig 19 Connection compartment radio module PLICSMOBILE 1 Voltage supply You can find detailed information on connection in the supplementary instructions PLICSMOBILE GSM GPRS radio module VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 VEGA Electronics compartment Connection compartment 5 Connecting to power supply 5 5 Wiring plan Ex d ia double chamber housing C Fig 20 Electronics compartment
32. al influences the instrument function is limited The measurement is affected but the measured value is VEGAFLEX 81 4 20 mA HART two wire 67 9 Diagnostics and service Failure 68 VEGA still valid Plan in maintenance for the instrument because a failure is expected in the near future e g due to buildup This status message is inactive by default It can be activated by the user via PAC Tware DTM or EDD The following table shows the error codes in the status message Failure and gives information on the reason and rectification Keep in mind that some information is only valid with four wire instruments span too small Code Cause Rectification Text mes sage F013 Sensor does not detectan Check or correct installation no measured echo during operation and or parameter adjust value avail Process component or ment able probe contaminated or Clean or exchange process defective component or probe F017 Adjustment not within Change adjustment accord Adjustment specification ing to the limit values dif ference between min and max 10 mm F025 Error in the linearization table Index markers are not con tinuously rising for examle unlogical value pairs Check values of the lineari zation table Delete create a new lineari zation table F036 No operable software Failed or interrupted soft ware update Repeat software update Check electronics version Exc
33. ase urement under the menu item 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 Replication Superimposed gas phase Superimposed gas phase Present Present Product type Application Tos Dielectric fiaure Setup Application Di This menu item is only available if you have selected interface meas electric constant urement under the menu item Application In this menu item you can choose the medium type of the upper medium Replication Dielectric figure Dielectric constant dium Product type uaa Me Application Gas phase Calculate Dielectric figure You can enter the dielectric constant of the upper medium directly or have the value determined by the instrument To do this you have to enter the measured or known distance to the interface Dielectric constant Distance to the interface Setup Max adjustment In this menu item you can enter the max adjustment for the level With Level interface measurement this is the maximum total level Max adjustment level 100 00 x 5I mm Yee mm Min adjustment level Adjust the requested percentage value with and store with OK 40 VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 Setup Min adjustment Level Setup Max adjustment Interface 6 Set up with the display and adjustment
34. ations we recommend selecting the Quick setup in the display and adjustment module VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 VEGA Quick start F adjustment 1 In this menu item you can select the application You can choose between level and interface measurement Measurenent loop name Application Levelvesse fF TAHE B4 2 Inthe menu item Medium Dielectric constant you can define the medium type medium 3 Carry out the adjustment in the menu items Min adjustment and Max adjustment Setup lax adjustment level Hin adjustment level Probe length Abele tion 100 00 x P 0 00 x Adjustment level Adjustment interface 40 mm 50 mm Damping F013 726 mn 4 A Linearization is recommended for all vessels in which the vessel volume does not increase linearly with the level e g in a horizontal cylindrical or spherical tank Activate the appropriate curve 5 A False signal suppression detects marks and saves the false signals so that they are no longer taken into account for level measurement We generally recommend a false signal suppres sion Parameterization example The sensor measures the distance from the sensor reference plane to the product surface See also chapter Parameter adjustment Fig 3 Measuring ranges VEGAFLEX 81 Heference plane Probe length L Measuring range default s
35. calculation program as well as a multiviewer for display and analysis of the saved measured value and echo curves The standard version is available as a download under www vega com downloads and Software The full version is available on CD from the agency serving you 7 3 Setup with the quick setup The quick setup is another option for parameter adjustment of the sensor 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 Sensor Inbetriebnahme und Wartung f Device name VEGAFLEX 80 series HART Description TDR sensor for continuous level measurement with 4 20 mA HART interface VEGA Measurement loop name Sensor Setup and maintenance EN plics Quick setup Y Quick setup allows you to carry out the parameter adjustment for your VEGAFLEX in just a few steps The assistant driven adjustment includes all basic settings for a simple and secure setup This function is only available with connected sensor online Extended adjustment VY The extended adjustment allows you to carry out the parameter adjustment for your VEGAFLEX via the clear menu structure in the DTM This structure enables additional and special settings over and above quick setup Maintenance Y The selection Maintenance gives you comprehensive and impor
36. ce Positive values mean that the measured distance is too large negative values that the measured distance is too small Gas phase Temperature Pressure 1 bar 14 5 psig 10 bar 145 psig 50 bar 725 psig Air 20 C 68 F 0 00 0 22 1 2 96 200 C 392 F 0 01 0 13 0 74 96 400 C 752 F 0 02 0 08 0 52 96 Hydrogen 20 C 68 F 0 01 0 10 0 61 96 200 C 392 F 0 02 0 05 0 37 96 400 C 752 F 0 02 0 03 0 25 96 Steam saturated 100 C 212 F 0 26 eat 180 C 356 F 0 17 2 1 1 264 C 507 F 0 12 1 44 96 9 2 96 366 C 691 F 0 07 1 01 5 7 Characteristics and performance data Measuring cycle time lt 500 ms Step response time as Max filling emptying speed 1 m min Ambient conditions Ambient storage and transport tempera 40 80 C 40 176 F ture Process conditions For the process conditions please also note the specifications on the type label The lowest value always applies Also for the second current output optional 8 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 86 VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 VELA 11 Supplement The measurement error from the process conditions is in the speci
37. d and used to compare the echo curve of the setup with the actual echo curve Echo curve memory Echo curve menory Save Echo curve memory echo curve of the setup The function Echo curve memory enables storing echo curves of the measurement Under the sub menu item Echo curve memory you can store the Current echo curve Parameter settings for recording the echo curve and the settings of the echo curve itself can be carried out in the adjustment software PAC Tware 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 Diagnostics Echo curve memory Echo curve memory Echo curve Simulation Store actual Echo curve menory Echo curve menory echo curve Device status Entering a 4 digit PIN protects the sensor data against unauthorized access and unintentional modification In this menu item the PIN is displayed or edited and changed However this menu item is only VEGAFLEX 81 4 20 mA HART two wire 51 6 Set up with the display and adjustment module VELA Additional adjustments Date Time Additional adjustments Reset available if adjustment is enabled in the menu Lock Release setup adjustment a adjustments FIH DateTime Actual PIN Reset Copy instr settings Probe tupe Change In delivery status the PIN is 0000 In this menu item the internal clock of the sensor is adjus
38. d probe Shock resistance Instrument housing Rod probe Process temperature depending on the seal material Maximum permissible temperature standard Limited temperature range plastic housing and stainless steel housing electropolished 4gat5 200 Hz according to EN 60068 2 6 vibration with resonance 1 g with 5 200 Hz according EN 60068 2 6 vibration at resonance with rod length 50 cm 19 69 in 100 g 6 ms according to EN 60068 2 27 mechanical shock 25 g 6 ms according to EN 60068 2 27 mechanical shock with rod length 50 cm 19 69 in Electromechanical data version IP 66 IP 67 and IP 66 IP 68 0 2 bar Options of the cable entry Cable gland Cable diameter options Cable entry Blind plug Closing cap Plug options Signal circuit Indication circuit M20 x 1 5 5 9mm 0 20 0 35 in 6 12 mm 0 24 0 47 in 10 14 mm 0 39 0 55 in 1e NPT M20 x 1 5 NPT M20 x 1 5 NPT Plug M12 x 1 according to ISO 4400 Harting HAN 7 8 FF M12 x 1 plug Wire cross section spring loaded terminals Massive wire cord Stranded wire with end sleeve 88 0 2 2 5 mm AWG 24 14 0 2 1 5 mm AWG 24 16 VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 VEGA 11 Supplement Electromechanical data version IP 66 IP 68 1 bar Options of the cable entry Cable gland Cable diam
39. delivery encompasses e Sensor e Documentation this operating instructions manual Test certificate measuring accuracy optional Operating instructions manual Display and adjustment mod ule optional Supplementary instructions GSM GPHS radio module optional Supplementary instructions manual Heating for display and adjustment module optional Supplementary instructions manual Plug connector for con tinuously measuring sensors optional Ex specific Safety instructions with Ex versions if necessary further certificates 3 2 Principle of operation The VEGAFLEX 81 is a level sensor with cable or rod probe for continuous level or interface measurement suitable for applications in liquids High frequency microwave pulses are guided along a steel cable or a rod Upon reaching the product surface the microwave pulses are reflected The running time is evaluated by the instrument and output ted as level VEGAFLEX 81 4 20 mA HART two wire 11 3 Product description Functional principle in terface measurement 12 Fig 5 Level measurement 1 Sensor reference plane seal surface of the process fitting d Distance to the interface HART value 1 h Height Level Probe end tracking To increase sensitivity the probe is equipped with probe end tracking In products with a low dielectric constant this function is very helpful This is the case for example i
40. e 50 D Damping 42 Date of manufacture 56 Date Time 52 Default values 52 Deviation 72 E Echo curve memory 66 Echo curve of the setup 51 EDD Enhanced Device Description 65 Electronics and connection compartment single chamber housing 27 Electronics compartment double chamber housing 27 Electronics compartment with Ex d double 98 chamber housing 29 Error messages 67 Event memory 66 F Factory calibration date 56 False signal suppression 47 Fault rectification 71 Functional principle 11 G Gas phase 40 Grounding 25 H HART address 56 HART resistor 58 HART variables 46 Inflowing medium 20 Installation position 17 K Key function 34 L Language 48 Linearization 42 M Main menu 38 Meas reliability 49 Measured value indication 48 Measured value memory 66 Measurement loop name 38 Medium type 39 Moisture 17 N NAMUR NE 107 P Failure 68 Function check 69 Maintenance 70 Out of specification 69 Packaging 14 Peak value 49 50 PIN 51 Potential equalisation 25 VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 VEGA Probe length 39 Probe type 55 Q Quick setup 36 R Read out info 56 Repair 77 Replacement parts Bypass 16 Display and adjustment module with heating 15 Electronics module 15 Rod extension 16 Spacer 16 Reset 52 S Scaling measured value 44 45 Sensor characteristics 57 Se
41. e Informationen unter www vega com Les lignes de produits VEGA sont globalement prot g es par des droits de propri t intellec tuelle Pour plus d informations on pourra se r f rer au site www vega com VEGA lineas de productos est n protegidas por los derechos en el campo de la propiedad indus trial Para mayor informaci n revise la pagina web www vega com Jlnuna npoaykuua cbupmb BETA 3aujuujarorcsa no BceMy MUpy npaBaMM Ha MHTeTITIeKTyaJIbHyIO COOCTBeEHHOCTb lanbHenuryio uHcdpopMauMuro cMorpure Ha calire Wwww vega com VEGA Gi Te amp EK 28 AIR P MARE 3t 254s Biss A Yh lt www vega com gt 11 4 Trademark All the brands as well as trade and company names used are property of their lawful proprietor originator VEGAFLEX 81 4 20 mA HART two wire 97 INDEX INDEX A Accessories Display and adjustment module 14 External display and adjustment unit 15 External radio unit 15 Flanges 15 Interface adapter 14 Protective cap 15 Adjustment Max adjustment 40 41 Min adjustment 41 42 Adjustment system 35 Application 39 40 Application area 11 B Backlight 49 Block adjustment 47 C Cable entry 24 Check signal 71 Connection cable 24 Connection procedure 25 Connection technology 25 Copy sensor settings 55 Current output 2 46 Current output adjustment 45 Current output Min Max 46 Current output mode 45 Current output size 45 Curve indication Echo curv
42. e assistant driven adjust ment for a simplified and reliable setup Device name Here you can find the instrument name You cannot change this line because the instrument name is unmodifiably saved in the instrument Serial number Here you can find the serial number of your instrument You cannot change this line because the serial number is unmodifiably saved in the instrument Measurement loop name Here you can enter a suitable measurement loop name for your VE GAFLEX 81 You can enter a name with max 19 characters You can use capital and small letters as well as numbers The following special characters are also possible lt gt Probe length modified If you have modified the probe length this must be entered in the selection field e lf you select No then the instrument uses automatically the preset length of the default setting e f you select Yes then you can enter in another field the modified length of the instrument Probe length L from seal surface If you have modified the length of the probe you can enter in this field the modified probe length Keep the selected unit in mind Determine probe length automatically If you do not know the probe length you can have the length of the probe determined automatically The requirement for this is a probe unrestricted and not covered by the medium Click to Carry out now to start the automatic length determination Medium type Here you can see wh
43. e ee EE E 8 2 6 NAMUR recommendations asicccuceniceastescuteasatantsenaccewesssecct verbaut a utat sebo atwend kin babcU vi aac Ed 9 E Environmental JbsiiclloliSuesiuuoia aea tacexis due d dud n comun ect a AREER RUP ERa EKANA 9 3 Product description RPT cere ce creche ec 10 3 2 Principle of ODSFALIOlI cnt tenue Iona aniee sao neto diua aa mates sata xpa Nata s un de enue Apu aM Paca res b 11 3 3 Packaging transport and SIOFage eene eren nnn erret sene enean saenoneesnewene ss 14 3 4 Accessories and replacement parts lsseeeesesseseeeeeeee eene eee enne 14 4 Mounting Z1 Gener instiellolls xcodereidosarbee tote desiderati Yer dado nitrate REPRE e ER Re prt Und E DARAN 17 42 Mount SCIONS tetas eE cine itid te dtczd educ e toa sctndue dac tie pai D otii sghs 17 5 Connecting to power supply Del Pieparing he Connection p n 24 Bo OLN areca racecars diana exec a quM Ada MM Um MM EN NM 25 bo Wiring plan single chamber hoUsllTQ uices quoto ndo ia tds onda a a cabe Od ren tutu OO Due subo dpe un rie tes 27 5 4 Wiring plan double chamber housing gates ceneasssuineacnd aen care roin eh toc a eub buun shuts 27 5 5 Wiring plan Ex d ia double chamber NouSing eeeceeeeeeeeeeeeeeeeeeeeeeeeaaeeeeeeees 29 5 6 Witting plan version IP 66 IP 68 1 Da iioi envoi nes oMtdsqesu ud sa api dubua Bu es anto tense 30 5 7 Supplementary electronics scicca eto geo a Enn ea d qn tdt e ges quui bd taa a ke Messa bd
44. e metrological conditions in the vessel In the menu item Lock unlock adjustment you can protect the sensor parameters against unauthorized modification The PIN is activated deactivated permanently The following adjustment functions are possible without entering the PIN VEGAFLEX 81 4 20 mA HART two wire 47 6 Set up with the display and adjustment module VELA Display Display Menu language Display Displayed value 1 Display Displayed value 2 48 e Select menu items and show data e Read data from the sensor into the display and adjustment mod ule Released Lock Caution With active PIN adjustment via PACTware DTM as well as other systems is also blocked You can change the PIN number under Additional adjustments PIN In the main menu point Display the individual submenu points should be selected subsequently and provided with the correct parameters to ensure the optimum adjustment of the display options The procedure is described in the following The following submenu points are available Menu language Indication value 1 Indication value 2 Backlight The submenu points described below This menu item enables the setting of the requested national lan guage Menu language Menu language Deutsch v Francais Espa ol Fucckuu wu In the delivery status the sensor is set to the ordered national lan guage In this menu item you define the indication of
45. e operating voltage see chapter Voltage supply Output signal 4 20 mA passive Range of the output signal 3 8 20 5 mA default setting Signal resolution 0 3 uA Failure signal current output adjustable Last valid measured value 2 21 mA lt 3 6 mA Max output current 21 5 mA Starting current lt 10 mA for 5 ms after switching on lt 3 6 mA Load Load resistor see chapter Voltage supply Damping 63 96 of the input variable 0 999s adjustable Indication value Display and adjustment module Displayed value 1 Filling height Level Displayed value 2 Electronics temperature Resolution digital lt 1mm 0 039 in Accuracy according to DIN EN 60770 1 Process reference conditions according to DIN EN 61298 1 Temperature 18 30 C 64 86 F Relative humidity 45 75 96 Air pressure 860 1060 mbar 86 106 kPa 12 5 15 4 psig Installation reference conditions The output values can be assigned individually 2 The indication values can be assigned individually 9 The indication values can be assigned individually 82 VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 VEGA Min distance to installations Vessel Medium Installation Sensor parameter adjustment Typical deviation Interface measure ment Typical deviation Total level interface measurement 11 Supplement gt 500 mm 19 69 in metallic
46. ensor VEGAFLEX 81 TDR sensor for continuous level measurement with 4 20 mA HART interface i rn 54V m Adjustment level Set distances for level percentages B Damping o v Type of linearization Sealing level G Current output HART variables False signal suppression Display B Diagnostics Additional settings H Info Measured values Max adjustment gt Min adjustment C gt Distance B Max adjustment in 100 00 Distance A 0 000 m Software version 1 0 0 PREO1 Serial number 90000010 Device status OK Min adjustment in 0 00 Distance B 1 000 m Distance to level 0 065 m Connected 3 QO Device and data set Tey OK Administrator lt NONAME gt Administrator Fig 33 Example of a DTM view All device DTMs are available as a free of charge standard version and as a full version that must be purchased In the standard version all functions for complete setup are already included An assistant for simple project configuration simplifies the adjustment considerably Saving printing the project as well as import export functions are also part of the standard version 59 7 Setup with PACTware General information 60 po VEGA In the full version there is also an extended print function for complete project documentation as well as a save function for measured value and echo curves In addition there is a tank
47. ental pro tection The environment management system is certified according to DIN EN ISO 14001 Please help us fulfill this obligation by observing the environmental instructions in this manual e Chapter Packaging transport and storage e Chapter Disposal VEGAFLEX 81 4 20 mA HART two wire 9 3 Product description Type plate Serial number VEGA 3 Product description 3 1 Configuration The nameplate contains the most important data for identification and use of the instrument VEGAFLEX FX8LACATAAHXKMXX TOV 12 ATEX 098532 X ING 7 2G 2G Ex ia HC 6 11 Ga Ga Gb Gb Electronics 4 20mA HART iwo wire 9 6 30 VOC 4 20MA HART Projection IP66 67 NEMA 4X Length 500 mm Temperature process See manual and approval documents Process pressure 1 6bar 200 600kPa Wetted parts 316 4401 316L FKM TW Ver 100 SW Ver 100 7 elm 998290749 Order 0000000 000 2012 O sla 22639742 VELA 77761 Schi i tach Germany WWw vega com D 2 ON aes 8 10 Fig 4 Layout of the type label example Instrument type Product code Approvals Power supply and signal output electronics Protection rating Probe length Process and ambient temperature process pressure Material wetted parts Hardware and software version 10 Order number 11 Serial number of the instrument 12 Symbol of the device protection class 13 ID numbers instrument documentation 14 Reminder to obse
48. entering weight 3 Spacer PEEK on the gravity weight of a cable probe Note Measurement in a standpipe is not recommended for extremely adhesive products Instructions for the measurement e The 100 point should not be above the upper tube connection to the vessel e The 0 point should not be below the lower tube connection to the vessel e Afalse signal suppression with installed sensor is generally rec ommended to achieve maximum possible accuracy If there is a risk of the cable probe touching the vessel wall during operation due to product movements or agitators etc the measuring probe should be securely fixed In the gravity weight there is an internal thread M8 e g for an eye bolt optional article no 2 1512 Make sure that the probe cable is not completely taut Avoid tensile loads on the cable Avoid undefined vessel connections i e the connection must be either grounded reliably or isolated reliably Any undefined change of this requirement can lead to measurement errors VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 Lateral installation Rod extension 4 Mounting Fig 13 Fasten the probe 1 Probe 2 Retaining sleeve In case of difficult installation conditions the probe can be also mounted laterally For this purpose adapt the rod with rod extensions or bow shaped segments Let the probe length determine automatically by the instrument to compensate
49. ering reflections and can influence the measurement e High sockets e Vessel installations 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 signal suppression to achieve the best possible accuracy This should be done with the lowest possible level so that all potential interfering reflections can be detected Proceed as follows False signal suppression False signal suppression Enter the actual distance from the sensor to the product surface All interfering signals in this section are detected by the sensor and stored Note Check the distance to the product surface because if an incorrect too large value is entered the existing level will be saved as a false echo The filling level would then no longer be detectable in this area If a false signal suppression has already been created in the sensor the following menu window appears when selecting False signal suppression False signal suppression Create new Delete The instrument carries out an automatic false signal suppression as soon as the probe is uncovered The false signal suppression is always updated 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 th
50. ers to The procedure corresponds to the previous settings of the standard current output See Setup Current output Current autput 2 variable Current output 2 adjustmn Current output 2 node Current output 2 nin max Since the HART variables are very extensive the indication was divided into two menu items In the menu HART variables 1 you can have the first HART value PV primary value and the second HART value SV secondary value of the sensor displayed The values cannot be changed in the display and adjustment module To change these values you have to use the adjustment software PACTware HART variables First HART value Pla Lin percent level HART variabl HHET 2 Second HART value CS Distance level In the menu HART variables 2 you can have the third HART value TV third value and the fourth HART value QV quarter value of the sensor displayed The values cannot be changed in the display and adjustment module To change these values you have to use the adjustment software PAC Tware HART variables Third HART value TU Meas reliability level HART variables 13 HART variables 25 Fourth HART value ciat Electronics temperature VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 VEGA Setup False signal sup pression Lock release setup Ad justment 6 Set up with the display and adjustment module The following circumstances cause interf
51. espond to 0 Current output output variable First HART variable PV Lin percent Level Current output Output characteristics 0 100 correspond to 4 20 MA Current output Reaction in case of failure lt 3 6 mA Current output Min 3 8 mA VEGAFLEX 81 4 20 mA HART two wire 53 6 Set up with the display and adjustment module VEGA Menu item Default value Modified value Current output Max 20 5 mA Current output 2 Output variable Second HART variable SV Distance Level Current output 2 Output characteristics 0 100 correspond to 4 20 MA Current output 2 Reaction in case of failure lt 3 6 mA Current output Min 3 8 mA Current output Max 20 5 mA Third HART variable TV Measurement certainty level Fourth HART variable QV Electronics temperature Display Menu item Default value Modified value Language Order specific Displayed value 1 Filling height Level Displayed value 2 Electronics temperature Backlight Switched off Diagnostics Menu item Default value Modified value Status signals Function control Switched on Status signals Out of specification Switched off Status signals Maintenance Switched off Device memory Echo curve memory Stopped Device memory Measured value memory Started
52. eter options Cable entry Blind plug Connection cable Wire cross section Wire resistance Tensile strength Standard length Max length Min bending radius Diameter approx Colour Non Ex version Colour Ex version Display and adjustment module Display element Measured value indication Number of digits Size of digits Adjustment elements Protection rating unassembled mounted into the housing without cover Materials Housing Inspection window Integrated clock Date format Time format Time zone Ex factory Measurement electronics temerature Resolution Accuracy VEGAFLEX 81 4 20 mA HART two wire M20 x 1 5 5 9 mm 0 20 0 35 in 6 12 mm 0 24 0 47 in 10 14 mm 0 39 0 55 in 1e NPT M20 x 1 5 NPT 0 5 mm AWG 20 lt 0 036 O m 1200 N 270 Ibf 5 m 16 4 ft 180 m 590 6 ft 25 mm 0 984 in with 25 C 77 F 8 mm 0 315 in Black Blue Display with backlight 5 WxH 7x13 mm 4 keys IP 20 IP 40 ABS Polyester foil Day Month Year 12 h 24 h CET 1 C 1 8 F 1 C 1 8 F 89 11 Supplement VELA Voltage supply Operating voltage Non Ex instrument Ex d instrument 9 6 35V DC Ex ia instrument 9 6 30 V DC Ex d ia instrument 15 35V DC Operating voltage with illuminated display and adjustment module Non Ex instrument Ex d instrumen
53. etting refers to the measuring range in water Upper dead band in this area no measurement is possible Lower dead band in this area no measurement is possible AAR Colo For this adjustment the distance is entered when the vessel is full and nearly empty If these values are not known an adjustment with other distances for example 10 and 90 is also possible Starting VEGAFLEX 81 4 20 mA HART two wire 3 Quick start Further steps VEGA point for these distance specifications is always the seal surface of the thread or flange 1 In the menu Additional settings menu item Damping you can adjust the requested damping of the output signal Select the parameter of the current output and the output charac teristics in the menu item Current output VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 VEGA Contents Contents 1 About this document CE FONCION creer E E 7 te Taget OU em E Er ENE EE E 7 LS FOV IIDON ST USE oneri aE EEE NESE 7 2 For your safety 2 1 Authorised personnel wesswiccnassascintvxeineacduncudeviza Vagueansccan adeaedet weviaadeadhcateadateabeatncndbevtaedee trenen ttnet 8 22 eara eu USE NN in te TE o A EEEE aE 8 2 9 Warming about incorect USC cs ciu dace totes bes vd ge coc esta eve oae ot EEEE EE ile KeNaN 8 2 4 General safety instructions ees eost reas psek t apu iu td ioena stia veliti t us ba Mel Su UI RE ala venu idt 8 ONES aac aea ee OE ee ee he e
54. evel measurement and interface measurement You can also choose between measurement in a vessel or in a bypass or standpipe Heasurement loop name Application Leveluesse fF THHK B4 Medium dielectric constant In this menu item you can define the medium type product Max adjustment In this menu item you can enter the max adjustment for the level Enter the appropriate distance value in m corresponding to the percentage value for the full vessel The distance refers to the sensor reference plane seal surface of the process fitting Keep in mind that the max level must lie below the dead band Min adjustment In this menu item you can enter the min adjustment for the level 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 Hedium Dielectric constant lax adjustment level Hin adjustment level Maece qe 109904 By ooo 0 mm 850 mm Foils Yee mm Dielectric constant upper medium In this menu item you can define the medium type product Max adjustment In this menu item you can enter the max adjustment for the level Enter the appropriate distance value in m corresponding to the percentage value for the full vessel The distance refers to the sensor VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8L
55. faults The first measures are e Evaluation of fault messages for example via the display and adjustment module e Checking the output signal e Treatment of measurement errors Further comprehensive diagnostics options offer a PC with the soft ware PACTware and the suitable DTM In many cases the reasons can be determined in this way and faults can be rectified Connect a multimeter in the suitable measuring range according to the wiring plan The following table describes possible errors in the current signal and helps to remove them Error Cause Rectification 4 20 mA signal Level fluctua Set damping according to the not stable tions instrument via the display and adjustment module or PACTware DTM VEGAFLEX 81 4 20 mA HART two wire 71 9 Diagnostics and service Treatment of measure ment errors 56 72 VEGA Error Cause Rectification 4 20 mA signal missing Electrical con nection faulty Check connection according to chapter Connection steps and if necessary correct according to chapter Wiring plan Voltage supply Check cables for breaks repair if missing necessary Operating volt Check adapt if necessary age too low or load resistance too high Current sig Electronics Exchange the instrument or send it nal greater than module in the in for repair 22 mA or less sensor defec than 3 6 mA tive
56. ficient current limitation resistance In VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 Prerequisites Standard Full version VEGAFLEX 81 4 20 mA HART two wire 7 Setup with PACTware such cases the interface converter can be connected parallel to the 4 20 mA cable dashed line in the previous illustration 7 2 Parameter adjustment with PACTware 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 tion The DTMs can also be integrated into other frame applications according to FDT standard Note To ensure that all instrument functions are supported you should always use the latest DTM Collection Furthermore not all described functions are included in older firmware versions You can download the latest instrument software from our homepage A description of the update procedure is also available in the Internet Further setup steps are described in the operating instructions manu al DTM Collection PAC Tware 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 Sensor Online Parametrierung 1 gt x i Device name Description Measurement loop name S
57. fied pressure and temperature range of below 1 96 Process pressure Process fitting with PPS GF 40 1 6 bar 100 600 kPa 14 5 87 psi depending on the process fitting Process fitting with Al O 1 40 bar 100 4000 kPa 14 5 580 psig depending on the process fitting Vessel pressure relating to the flange see supplementary instructions manual Flanges ac nominal stage cording to DIN EN ASME JIS Process temperature thread or flange temperature PPS GF 40 40 80 C 40 176 F FKM SHS FPM 70C3 GLT 40 150 C 40 302 F EPDM A P 75 5 KW75F 40 150 C 40 302 F Silicone FEP coated A P FEP O 40 150 C 40 302 F SEAL FFKM Kalrez 6375 20 150 C 4 302 F FFKM Kalrez 6375 with tempera 20 200 C 4 392 F ture adapter 130 C 150 C 266 F 302 F Fig 53 Ambient temperature process temperature standard version Ambient temperature Process temperature depending on the seal material Maximum permissible temperature standard Limited temperature range plastic housing and stainless steel housing electropolished AC Nu VEGAFLEX 81 4 20 mA HART two wire 87 11 Supplement Fig 54 Ambient temperature process temperature version with temperature adapter 1 2 3 4 Vibration resistance Ambient temperature Instrument housing Ro
58. formity in the download section of our homepage VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 2 For your safety Electromagnetic compatibility Instruments with plastic housing as well as in four wire or Ex d ia version are designed for use in an industrial environment Neverthe less electromagnetic interference from electrical conductors and radiated emissions must be taken into account as is usual with a class A instrument according to EN 61326 1 If the instrument is used in a different environment the electromagnetic compatibility to other instruments must be ensured by suitable measures 2 6 NAMUR recommendations NAMUR is the automation technology user association in the process industry in Germany The published NAMUR recommendations are accepted as the standard in field instrumentation The device fulfills the requirements of the following NAMUR recom mendations e NE 21 Electromagnetic compatibility of equipment e NE 43 Signal level for malfunction information from measuring transducers e NE 53 Compatibility of field devices and display adjustment components e NE 107 Self monitoring and diagnosis of field devices For further information see www namur de 2 Environmental instructions Protection of the environment is one of our most important duties That is why we have introduced an environment management system with the goal of continuously improving company environm
59. ft Cable with centering weight Fasten cable with the pins torque 7 Nm 5 16 Ibf ft and fix the clamping part on the centering weight 8 Enter new probe length and then carry out a fresh adjustment see Setup procedure Carrying out min adjustment Carrying out max adjustment POS DT KA XQ EE NL Z SS BDA XA KS Fig 46 Shortening the cable probe Gravity weight cable a 4 mm Gravity weight cable e 2 mm Centering weight cable 2 mm Pins Thread M8 for eye bolt Fixing screw centering weight WND 9 7 Software update The following components are required to update the sensor soft ware e Sensor Voltage supply Interface adapter VEGACONNECT PC with PACTware Current sensor software as file VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 9 Diagnostics and service You can find the actual sensor software as well as detailed infor mation of the procedure under www vega com downloads and Software You can find information about the installation in the download file Caution Instruments with approvals can be bound to certain software ver sions Therefore make sure that the approval remains effective with a software update You can find detailed information on www vega com downloads and Approvals 9 8 How to proceed in case of repair You can find a repair form as well as detailed information on how to
60. g sista flea In menu item Current output adjustment you can assign a respec tive measured value to the current output Current output Current output adjustment Current output variable 100 Current output adjustmen Current output mode Current output nin max Uz 00000 F00100 99999 99999 A In the menu item Current output mode you determine the output characteristics and reaction of the current output in case of failure Current output Current output variable Current output adjustment Failure mode Last ualye The default setting is output characteristics 4 20 mA failure mode lt 3 6 mA VEGAFLEX 81 4 20 mA HART two wire 45 6 Set up with the display and adjustment module VELA Setup Current output Min Max Setup Current output 2 Setup HART variables 1 Setup HART variables 2 46 In the menu item Current output Min Max you determine the reac tion of the current output during operation Current output Current output variable Current output adjustment Current output mode Current output nin max Current output nin max The default setting is min current 3 8 mA and max current 20 5 mA If a supplementary electronics with a second current output is im plemented in the instrument then you can adjust the second current output separately In menu item Current output 2 you specify which measured value the second current output ref
61. hanging the electronics Send instrument for repair F040 Error in the electronics F041 Probe loss Hardware defect Cable probe broken or rod probe defective Exchanging the electronics Send instrument for repair Check probe and exchange if necessary F080 General soft ware error General software error Separate operating voltage briefly F105 Measured value is deter mined The instrument is still in the start phase the measured value could not yet be determined Wait for the end of the switch on phase Duration depending on the version and parameter adjustment max 5 min F113 EMC interferences Remove EMC influences Communica Transmission error with the Exchange 4 wire power tion error external communication supply unit or electronics with 4 wire power supply unit F125 Temperature of the elec Check ambient temperature Unpermissi tronics in the non specified Isolate electronics ble electronics Section Use instrument with higher temperature temperature range VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 9 Diagnostics and service Code Text mes sage F260 Error in the calibration Cause Error in the calibration car ried out in the factory Error in the EEPROM Rectification Exchanging the electronics Send instrument for repair F261 Error in the instrument settings Error
62. ication In this menu item you can simulate measured values via the current output This allows the signal path to be tested e g via downstream indicating instruments or the input card of the control system VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 Diagnostics Echo curve memory Additional settings PIN 6 Set up with the display and adjustment module Diagnostics Feak values further Percent level Echo CURIE Lin percent lewel Simulation Filling height lewel Echo curve memory Distance level Heas reliability lewel Select the requested simulation size and adjust the requested value Simulation Simulation running Simulation running Activate Percent 0 Fi 3 79 4 10 0 li 110 0 simulation Caution During simulation the simulated value is outputted as 4 20 mA cur rent value and digital HART signal Push the ESC key to deactivate the simulation Information The simulation is terminated automatically 60 minutes after the last key has been pushed With the menu item Setup the echo curve it is possible to save at the time of setup This is generally recommended for using the Asset Management functions it is necessary If possible the curve should be saved with a low level in the vessel 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 displaye
63. ich medium type your instrument is suitable for If this function is inactive the medium type your instrument is suitable for was already preset Information In special cases you can change the medium type This setting can be changed under Extended adjustment VEGAFLEX 81 4 20 mA HART two wire 61 7 Setup with PACTware Step 3 Adjustment 62 VEGA Application In this field you can select the application you want to use your instru ment for You have the following selection options e Level in the vessel Level in the bypass standpipe Interface in the vessel Interface in the bypass standpipe Demonstration mode Level measurement If you select Level you can select the proper ties of the medium in another field Interface measurement If you select Interface the instrument needs more information such as the distance to the interface the dielectric constant of the upper medium or whether or not there is a superim posed gas phase Demonstration mode This mode is only suitable for test and demon stration purposes In this mode the sensor ignores all parameters and reacts immediately to all measured value changes within the measuring range Application Level measurement The level measurement refers to the product surface which is the limit to the gas phase e Liquids Solvents oils LPG dielectric constant 3 Chemical mixtures dielectric constant 3 10 Water based dielectric co
64. in the operating instructions Display and adjustment module PLICSCOM Document ID 27835 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 VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 VEGA VEGADIS 81 VEGADIS 62 PLICSMOBILE T61 Protective cap Flanges Electronics module Display and adjustment module with heating 3 Product description You can find further information in the operating instructions nterface adapter VEGACONNECT Document ID 32628 The VEGADIS 81 is an external display and adjustment unit for VEGA plics sensors For sensors with double chamber housing the interface adapter DISADAPT is also required for VEGADIS 81 You can find further information in the operating instructions VE GADIS 81 Document ID 43814 VEGADIS 62 is suitable for measured value indication and adjustment of sensors with HART protocol It is looped into the 4 20 mA HART signal cable You can find further information in the operating instructions VE GADIS 62 Document ID 36469 The PLICSMOBILE T61 is an external GSM GPRS radio unit for transmission of measured values and for remote parameter adjust ment of plics sensors The adjustment is carried out via PACTware DTM by using the integrated U
65. ing of the interface value was divided into two menu items In menu item nterface 1 you define the scaling size and the scaling unit for the interface value on the display e g volume in I You can accept the scaling of the level measurement also for the interface measurement If you select Yes the current setting is displayed Scaling interface Take over scaling of the level messurenent Scaling interface RS E Hol Scaling interface 25 Tes If you have selected No you can enter the scaling for the interface separately VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 Setup Scaling Interface 2 Setup Current output Size Setup Current output adjustment Setup Current output mode 6 Set up with the display and adjustment module Scaling variable Yolume v In menu item nterface 2 you define the scaling format on the display and the scaling of the interface measured value for 0 and 100 Scaling interface ERE mieri Ez Am Scaling format aca 00100 00000 Par ar Paria RIETI 99999 99999 99999 29393 In menu item Current output size you determine which measured value the current output refers to Current output Variable Current output variable Current output variable Distance level Current output adjustment Lin percent level i RE Current output mode Scaled level Current output nin max Fillin
66. ion We recommend carrying out false signal suppression in any case When the setup of the instrument is finished additional settings can be made These are various backups and the locking of the instru ment against unauthorised or inadvertent adjustment Prepare a backup file of the instrument parameter adjustment For backup purposes the current parameter adjustment of the instru ment is stored in a file You can use this file later on to restore the instrument parameter adjustment The complete data set is down loaded from the device This procedure can last several minutes VEGAFLEX 81 4 20 mA HART two wire 63 7 Setup with PACTware 64 VEGA Create instrument documentation This function is used to print or create a PDF file of the current param eter adjustment To read the PDF file you need a suitable program for example Acrobat Reader To print or create the PDF file all data are downloaded from the device For this function the full version of the DTM Collection is required This procedure can last several minutes Store echo curve of the setup in the sensor Have you completed the initial setup of the instrument In such case we recommend storing the current signal conditions in the device for later instrument tests and diagnostics Lock adjustment with PIN after setting The instrument is locked with the current PIN A parameter adjust ment is possible only after the PIN is entered again 7 4 Saving
67. isplay and adjustment module during the startup procedure e Instrument type e Device name e Software version SW Ver e Hardware version HW Ver With the gt key you can move between three different indication modes In the first view the selected measured value is displayed in large digits In the second view the selected measured value and a correspond ing bar graph presentation are displayed In the third view the selected measured value as well as a second selectable value e g the temperature are displayed 1666 1666 Sensor Sensor 6 3 Parameter adjustment Quick setup To quickly and easily adapt the sensor to the application select the menu item Quick setup in the start graphic on the display and adjustment module VEGAFLEX 81 4 20 mA HART two wire 35 6 Set up with the display and adjustment module VEGA General information Level measurement Interface measurement 36 uick setup Extended adjustment You can find Extended adjustment in the next sub chapter Measurement loop name In the first menu item you can assign a suitable measurement loop name You can enter a name with max 19 characters Medium type In the next menu item you can see which product type the instrument is suitable for If your instrument is only suitable for a certain medium this menu item is not visible Application In this menu item you can select the application You can choose between l
68. l requirements VEGAFLEX 81 4 20 mA HART two wire 55 6 Set up with the display and adjustment module VEGA Additional adjustments HART mode Info Instrument name Info Instrument version Info Factory calibration date 56 Change the settings of the special parameters only after having con tacted our service staff Additional adjustments Service login Copy instr settings Probe type Fh Special paraneter HART mode The sensor offers the HART modes Analogue current output and Fix current 4 mA In this menu item you determine the HART mode and enter the address with Multidrop mode In the mode Fixed current output up to 63 sensors can be operated on one two wire cable Multidrop operation An address between 0 and 63 must be assigned to each sensor 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 With the mode Fixed current 4 mA a fixed 4 mA signal is outputted independently of the actual level Additional adjustments HART address Probe type o Special Parameter HART mode Loop current mode Analogue current output 7 wn Loop current mode Analogue current output Fix current 4 mH The default setting is Analogue current output and the address 00 In this menu you read out the instrument name and the instrument serial number Device name YEGAFLEX 81 Serial number
69. l data of the menu Setup and Display e Inthe menu Additional adjustments the items Sensor specific units temperature unit and linearization e The values of the user programmable linearization curve The function can also be used to transfer settings from one instru ment to another instrument of the same type 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 sensor data VEGAFLEX 81 4 20 mA HART two wire 57 7 Setup with PACTware Via the interface adapter directly on the sensor Via the interface adapter and HART je 58 7 Setup with PACTware 7 1 Connect the PC Fig 31 Connection of the PC directly to the sensor via the interface adapter 1 USBcable to the PC 2 Interface adapter VEGACONNECT 3 Sensor Fig 32 Connecting the PC via HART to the signal cable Sensor HART resistance 250 Q optional depending on processing Connection cable with 2 mm pins and terminals Processing system PLC Voltage supply Interface adapter for example VEGACONNECT 4 O1 Co lo Note With power supply units with integrated HART resistance internal resistance approx 250 C an additional external resistance is not necessary This applies e g to the VEGA instruments VEGATRENN 149A VEGAMET 381 VEGAMET 391 Common Ex separators are also usually equipped with a suf
70. ll charges 9 5 Exchanging the electronics module If the electronics module is defective it can be replaced by the user In Ex applications only one instrument and one electronics module with respective Ex approval may be used If there is no electronics module available on site the electronics module can be ordered through the agency serving you The electron ics modules are adapted to the respective sensor and differ in signal output or voltage supply The new electronics module must be loaded with the default settings of the sensor These are the options e Inthe factory e Or onsite by the user In both cases the serial number of the sensor is needed The serial numbers are stated on the type label of the instrument on the inside of the housing as well as on the delivery note When loading on site first of all the order data must be downloaded from the Internet See operating instructions manual Electronics module 74 VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 VEGA 9 Diagnostics and service 9 6 Exchanging the cable rod Exchanging the cable rod f necessary the cable or rod measuring part of the probe can be exchanged Loosen the rod or cable with a fork wrench wrench size 7 rod 8 cable 2 and 4 or wrench size 10 rod 12 1 Loosen the rod or cable with a fork wrench applied to the flat surface provide counterforce with another fork wrench 2 Unscrew the
71. lse signal has changed e g buildup false signal suppres sion no longer matches Determine the reason for the changed false signals carry out false signal suppression e g with buildup Measurement error during filling Fault description Error pattern Cause Rectification 3 Measured value re mains in the area of the bottom during filling Echo from the probe end larger than the product echo for example with products with lt 2 5 oil based solvents etc Check parameter Medium and Vessel height adapt if necessary 4 Measured value re mains momentarily unchanged during fill ing and then jumps to the correct level Turbulence on the product surface quick filling Check parameters change if necessary e g in dosing ves sel reactor 5 Measured value jumps sporadically to 100 during filling Changing condensation or contamination on the probe Carry out a false signal sup pression 6 Measured value jumps to 100 or O m distance Level echo is no longer detected in the close range due to false signals in the close range The sensor goes into overfill protection mode The max level 0 m distance as well as the status message Overfill protection are output ted Eliminate false signals in the close range Check installation conditions If possible switch off the func tion
72. measured value is saved in the sen sor The two values are displayed in the menu item Peak values distance 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 Diagnostics Distance to the level Device status Hin BS nn Peak values Distance Has Z265 mM Peak indicator reliab Distance to the interface Feak values further Min 132 nn Echo curve 2 322 nn In another window you can carry out a reset of the two peak values separately Reset peak indicator Distance to the level Distance to the interface The respective min and max measured values are saved in the sensor The two values are displayed in the menu item Peak values measurement certainty The measurement can be influenced by the process conditions In this menu item the measurement certainty of the level measurement is displayed as percentage value The higher the value the more reli able the measurement Values gt 90 indicate reliable 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 81 4 20 mA HART two wire 49 6 Set up with the display and adjustment module VEGA Diagnostics Heas reliability level Device status Hin
73. menu Setup and Display e Inthe menu Additional adjustments the items Reset Date Time e Special parameters Additional adjustments Copy instr settings Copy instr settings Date Tine Reset Copy instrument Copy instr settings Probe type Special parameter kd settings The copied data are permanently saved in an EEPROM memory in the display and adjustment module and remain there even in case of power failure From there they can be written into one or more sen Sors or kept as backup for a possible electronics exchange Note Before the data are stored in the sensor a check is carried out to determine if the data fit the sensor If the data do not fit a fault signal is triggered or the function is blocked When data are being written into the sensor the display shows which instrument type the data originate from and which TAG no this sensor had In this menu item you can select the type and size of your probe from a list of all possible probes This is necessary to adapt the electronics optimally to the probe Additional adjustments Probe type Reset mad Ser Copy instr settings Cable zmm centr weight Probe type Cable 2mm grav weight Special parameter Cable dmm centr weight HART mode Cable dmm gravity weight kd In this menu item you gain access to the protected area where you can enter special parameters In exceptional cases individual parameters can be modified in order to adapt the sensor to specia
74. mic 99 7 AI O Hastelloy C22 2 4602 and Aluminium oxide ceramic 99 7 AL O FKM SHS FPM 70C3 GLT FFKM Kalrez 6375 EPDM A P 75 5 KW75F silicone FEP coated AP FEP O SEAL On site instruments with thread Klingersil C 4400 is attached 316L or Hastelloy C22 2 4602 316L or Hastelloy C22 2 4602 316 1 4401 316 1 4401 316L 316L 316L plastic PBT Polyester Aluminium die casting AlSi10Mg powder coated basis Polyester 316L 316L Borosilicate glass GPC 540 NBR stainless steel housing precision casting silicone aluminium plastic housing stainless steel housng electropolished Polycarbonate with Ex d version glass 316L Between ground terminal process fitting and probe Q34 G1 G1 according to DIN 3852 A 34 NPT 1 NPT 1 NPT e g DIN from DN 25 ANSI from 1 VEGAFLEX 81 4 20 mA HART two wire 79 11 Supplement Weight Instrument weight depending on process fitting Rod 8 mm 0 315 in Rod 12 mm 0 472 in Cable 2 mm 0 079 in Cable 4 mm 0 157 in Gravity weight for cable 2 mm 0 079 in Gravity weight for cable 4 mm 0 157 in Centering weight 40 mm 1 575 in Centering weight 45 mm 1 772 in Centering weight 75 mm 2 953 in Centering weight 6 95 mm 3 74 in Probe length L from seal surface Rod 8 mm 0 315 in Rod 12 mm 0 472 in Trimming acc
75. n plastic granules packing chips or in vessels with fluidized products Between a dielectric constant of 1 5 and 3 the function switches on if required As soon as the level echo can no longer be detected probe end tracking is automatically activated The measurement is contin ued with the last calculated dielectric constant The accuracy thus depends on the stability of the dielectric constant If you measure a medium with a dielectric constant below 1 5 probe end tracking is always active In this case you have to enter the dielectric constant of the medium A stable dielectric constant is very important here High frequency microwave impulses are guided along a steel cable or rod Upon reaching the product surface a part of the microwave im pulses is reflected The other part passes through the upper product and is reflected by the interface The running times to the two product layers are processed by the instrument VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 Prerequisites for inter face measurement 3 Product description Fig 6 Interface measurement 1 Sensor reference plane seal surface of the process fitting d Distance to the interface HART value 1 d2 Distance to the level HART value 3 TS Thickness of the upper medium d1 d2 h1 Height Interface h2 Height Level L1 Lower medium L2 Upper medium L3 Gas phase Upper medium L2 e The upper medi
76. naar uageandes in nnde ade ub unte exuti cutn 74 96 Exchanging the CAS FOG jwise e c 75 97 OMAN UDO ic E TO o o omm 76 9 8 How to proceed in case of repair nennen nnn nnns 77 10 Dismounting 10 1 DISMMOUNTING Slesia en ab ex eebitoeee 78 10 2 DISDOSS instan mice Ma teetesie E T E eiu es VR OD R Kn E ant 78 11 Supplement UNE eee c 79 12 Oi 50 ET 90 Safety instructions for Ex areas Please note the Ex specific safety information for installation and op eration in Ex areas These safety instructions are part of the operating instructions manual and come with the Ex approved instruments Editing status 2013 06 11 6 VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 gt me 1 About this document 1 About this document 1 1 Function This operating instructions manual provides all the information you need for mounting connection and setup as well as important instruc tions for maintenance and fault rectification Please read this informa tion before putting the instrument into operation and keep this manual accessible in the immediate vicinity of the device 1 2 Target group This operating instructions manual is directed to trained specialist personnel The contents of this manual should be made available to these personnel and put into practice by them 1 3 Symbolism used Information tip note This symbol indicates helpful additional information Ca
77. nsor status 49 Service hotline 74 Shielding 25 Simulation 50 Special parameters 55 Status messages 67 Storage 14 T Type plate 10 U Units 39 V Voltage supply 24 VEGAFLEX 81 4 20 mA HART two wire INDEX 99 Printing date All statements concerning scope of delivery application practical use and operat ing conditions of the sensors and processing systems correspond to the information available at the time of printing Subject to change without prior notice 41824 EN 130612 VEGA Grieshaber KG Schiltach Germany 2013 C C Tel 44 0 191 490 1547 THORNE amp Fax 44 0 191 477 5371 DERRICK UK weed www thorneanderrick co uk
78. nstant gt 10 e Bulk solids Dusts wood chips dielectric constant lt 1 5 Granules dusts powders dielectric constant 1 5 3 Cereals flour dielectric constant gt 3 Application Interface measurement The interface measurement refers to the phase limit between two liquids The total level is also available as a measured value e Superimposed gas phase present Checkif there is a superimposed gas phase in the vessel This is always the case if the total level never touches the process fitting e Properties Here you can enter the dielectric constant of the upper medium Asan alternative you can enter the distance to the interface Adjustment for the level measurement If you have selected level measurement in the previous menu then you can enter the values for the min and max adjustment The value to be entered refers to the distance from the sealing surface of the process fitting sensor reference plane to the surface of the product Adjustment for the level and interface measurement If you have selected interface measurement in the previous menu then you can enter the values for the min and max adjustment of VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 Step 4 Linearization Step 5 Setting Output signal Step 6 Sensor optimization Step 7 Additional settings 7 Setup with PACTware level and interface or accept the values of the level measurement
79. ored in a ring buffer in this memory section Further echo curves are stored via e PC with PACTware DTM e Control system with EDD e Display and adjustment module 9 3 Status messages The instrument features self monitoring and diagnostics according to NE 107 and VDI VDE 2650 In addition to the status messages in the following tables there are more detailed error messages available under the menu item Diagnostics via the display and adjustment module PACTware DTM and EDD The status messages are divided into the following categories e Failure Function check Out of specification Maintenance requirement and explained by pictographs Fig 35 Pictographs of the status messages Failure red Out of specification yellow Function check orange Maintenance blue 4 amp 0 ol Failure Due to a malfunction in the instrument a failure message is outputted This status message is always active It cannot be deactivated by the user Function check The instrument is in operation 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 Out of specification The measured value is unstable because the instrument specification is exceeded e g electronics temperature This status message is inactive by default It can be activated by the user via PACTware DTM or EDD Maintenance Due to extern
80. pau pun qud 31 58 SwiICh onmphas6eece o diaxkaxtdeca ce ee NIC UU 31 6 Setup with the display and adjustment module 6 1 Insert display and adjustment module seeeeeseeeeeeeeeeeenneeene nnne 33 62 Adjusiment iiic E UI MD 34 6 3 Parameter adjustment Quick setup ccccccccseseeeeeeceeeseeeeeseaueaseeeeseseaaseeeeseseeaseeeeeeas 35 6 4 Parameter adjustment Extended adjustment eese 38 6 5 Saving the parameter adjustment data c ccccceecececcseessseeeeceseaeeeeeesesneseeeesesnanseeeneess 57 7 Setup with PACTware y MEE i o i i e M Eo E re E eer 58 7 2 Parameter adjustment with PAC TWAPe ccccccssssscececeesesseeeeeseseaeseeeeeeseeseeeeseanasseeensess 59 73 Setu upwiththe quick SQUID m 60 7 4 Saving the parameter adjustment data ccccccceeccceceesessseeeeseeeseeeeeseseeeseeeeseanasseeeeness 64 8 Setup with other systems oM WEE C e iara Renee RR 65 8 2 Field Communicator 375 475 ecsssssssesseseene ee e eme ehem hnn nnne ne hse ns rasan sa anna 65 9 Diagnostics and service 9 1 Maintenances a aen dtes ee ace atc riu ATIS Iuli LC EPI D a Db M IE EpL E 66 VEGAFLEX 81 4 20 mA HART two wire 5 Contents VEGA g2 Diagnosis Memory escalate ces iu alana ee chien eee od i Dieses dii con dub dide made ieu Es 66 93 MUS MESSAGES No D m 67 SP fecii AUD UNE E E oom 71 9 5 Exchanging the electronics MOG UNG wpe seen soin
81. perature VEGAFLEX 81 4 20 mA HART two wire Temperature of the pro cessing electronics in the non specified section Check ambient temperature solate electronics Use instrument with higher temperature range 69 9 Diagnostics and service Maintenance 70 VEGA Code Cause Rectification Text mes sage S601 Level echo in the close Reduce level Overfilling range not available 100 adjustment Increase value Check mounting socket Remove possible interfering signals in the close range Use coaxial probe S602 Compensation echo super 100 adjustment Increase Level with imposed by medium value in the search range com pensation echo S603 Operating voltage below Check electrical connection Impermissi specified range if necessary increase ble operating operating voltage voltage The following table shows the error codes and text messages in the status message Maintenance and provides information on causes as well as corrective measures Code Cause Rectification Text mes sage M500 With the reset to delivery Repeat reset Error in the status the data could not Load XML file with sensor delivery sta be restored data into the sensor tus M501 Hardware error EEPROM Exchanging the electronics Error in the Send instrument for repair non active linearization table M502
82. ply circuit and the mains circuits according to DIN EN 61140 VDE 0140 1 Keep in mind the following additional factors that influence the operat ing voltage e Lower output voltage of the power supply unit under nominal load e g with a sensor current of 20 5 mA or 22 mA in case of fault message e Influence of additional instruments in the circuit see load values in chapter Technical data The signal conditioning instruments VEGAMET and VEGASCAN have digital sensor recognition When connecting VEGAFLEX 81 an up to date version of the signal conditioning instrument software is required For a software update go to www vega com downloads and Software The instrument is connected with standard two wire cable without screen If electromagnetic interference is expected which is above the test values of EN 61326 1 for industrial areas screened cable should be used Use cable with round cross section for instruments with housing and cable gland To ensure the seal effect of the cable gland IP protection rating find out which cable outer diameter the cable gland is suitable for e 5 9mm 0 20 0 35 in e 6 12 mm 0 24 0 47 in e 10 14 mm 0 40 0 55 in Use a cable gland fitting the cable diameter We generally recommend the use of screened cable for HART multi drop mode With plastic housing the NPT cable gland or the Conduit steel tube must be screwed without grease into the threaded insert Ma
83. proceed under www vega com downloads and Forms and certifi cates By doing this you help us carry out the repair quickly and without hav ing to call back for needed information If a repair is necessary please proceed as follows e Print and fill out one form per instrument e Clean the instrument and pack it damage proof e Attach the completed form and if need be also a safety data sheet outside on the packaging e Please contact for the return shipment the agency serving you You can find the agency on our home page www vega com VEGAFLEX 81 4 20 mA HART two wire 77 10 Dismounting 78 10 Dismounting 10 1 Dismounting steps Warning Before dismounting be aware of dangerous process conditions such as e g pressure in the vessel high temperatures corrosive or toxic products etc Take note of chapters Mounting and Connecting to power supply and carry out the listed steps in reverse order 10 2 Disposal The instrument consists of materials which can be recycled by spe cialised recycling companies We use recyclable materials and have designed the parts to be easily separable Correct disposal avoids negative effects on humans and the environ ment and ensures recycling of useful raw materials Materials see chapter Technical data If you have no way to dispose of the old instrument properly please contact us concerning return and disposal WEEE directive 2002 96 EG This instrument is
84. r By doing this you avoid damage to the electronics through inductive coupling Do not mount the instruments in or above the filling stream Make sure that you detect the product surface not the inflowing product Fig 11 Mounting of the sensor with inflowing medium The reference plane for the measuring range of the sensors is the sealing surface of the thread or flange Keep in mind that a min distance must be maintained below the refer ence plane and possibly also at the end of the probe measurement in these areas is not possible dead band The length of the cable can be used all the way to the end only when measuring conductive VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 Pressure Standpipes or bypass tubes 4 Mounting products These blocking distances for different mediums are listed in chapter Technical data Keep in mind for the adjustment that the default setting for the measuring range refers to water The process fitting must be sealed if there is gauge or low pressure in the vessel Before use check if the seal material is resistant against the measured product and the process temperature The max permissible pressure is specified in chapter Technical data or on the type label of the sensor Standpipes or bypass tubes are normally metal tubes with a diameter of 30 200 mm 1 18 7 87 in In measurement technology such a tube corresponds to a coax probe I
85. rt Its capacity to handle normal loads during transport is assured by a test based on ISO 4180 The packaging of standard instruments consists of environment friendly recyclable cardboard For special versions PE foam or PE foil is also used Dispose of the packaging material via specialised recycling companies Transport must be carried out under consideration of the notes on the transport packaging Nonobservance of these instructions can cause damage to the device The delivery must be checked for completeness and possible transit damage immediately at receipt Ascertained transit damage or con cealed defects must be appropriately dealt with Up to the time of installation the packages must be left closed and stored according to the orientation and storage markings on the outside Unless otherwise indicated the packages must be stored only under the following conditions e Notin the open Dry and dust free Not exposed to corrosive media Protected against solar radiation Avoiding mechanical shock and vibration Storage and transport temperature see chapter Supplement Technical data Ambient conditions e Relative humidity 20 85 96 3 4 Accessories and replacement parts The display and adjustment module PLICSCOM is used for measured value indication adjustment and diagnosis It can be inserted into the sensor or the external display and adjustment unit and removed at any time You can find further information
86. rve the instrument documentation 15 Notified authority for CE marking 16 Approval directives 000105 l5 With the serial number of the instrument on the type label you can find the following data on our homepage Article number of the instrument HTML Delivery date HTML Order specific instrument features HTML Operating instructions at the time of shipment PDF Order specific sensor data for an electronics exchange XML Test certificate pressure transmitters PDF Go to www vega com VEGA Tools and Serial number search As an alternative you can find the data via your Smartphone e Download the Smartphone App VEGA Tools from the Apple App Store or the Google Play Store e Scan the Data Matrix Code on the type label of the instrument or e Enter the serial number manually into the App VEGAFLEX 81 4 20 mA HART two wire 10 cH90 L N3 vc8Lv 41824 EN 130612 VEGA Scope of this operating instructions manual Versions Scope of delivery Application area Functional principle level measurement 3 Product description This operating instructions manual applies to the following instrument versions e Hardware from 1 0 0 e Software from 1 0 0 e Only for instrument versions without SIL qualification The instrument and the electronics version can be determined via the product code on the type label as well as on the electronics e Standard electronics Type FX80H The scope of
87. screwing it in Make sure that the plate has direct contact with the process fitting When installing rod or cable probes in vessels without metal walls e g in plastic vessels the measured value can be influenced by strong electromagnetic fields emitted interference according to EN 61326 class A In this case use a probe with coaxial version VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 Socket 4 Mounting Fig 8 Installation in non metallic vessel 1 Flange 2 Metal sheet If possible avoid sockets Mount the sensor flush with the vessel top If this is not possible use short sockets with small diameter Higher sockets or sockets with a bigger diameter can generally be used They can however increase the upper blocking distance dead band Check if this is relevant for your measurement In such cases always carry out a false signal suppression after instal lation You can find further information under Setup procedure DNAO DN150 gt DN150 DN200 Fig 9 Mounting socket When welding the socket make sure that the socket is flush with the vessel top VEGAFLEX 81 4 20 mA HART two wire 19 4 Mounting Welding work Inflowing medium Measuring range 20 Fig 10 Socket must be installed flush 1 Unfavourable installation 2 Socket flush optimum installation Before beginning the welding work remove the electronics module from the senso
88. sion not possible Note If you intend to retrofit the instrument with a display and adjustment module for continuous measured value indication a higher cover with an inspection glass is required 6 2 Adjustment system Fig 29 Display and adjustment elements 1 LC display 2 Adjustment keys e OK key Move to the menu overview VEGAFLEX 81 4 20 mA HART two wire 34 cH90 L N3 vc8Lv 41824 EN 130612 Adjustment system Switch on phase Measured value indica tion Quick setup 6 Set up with the display and adjustment module Confirm selected menu Edit parameter Save value e gt key Presentation change measured value Select list entry Select editing position e key Change value of the parameter e ESC key Interrupt input Jump to next higher menu The sensor is adjusted via the four keys of the display and adjust ment module The LC display indicates the individual menu items The functions of the individual keys are shown in the above illustration Approx 10 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 After switching on the VEGAFLEX 81 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 d
89. t e Process fitting e Process seal Process conditions are particularly e Process pressure e Process temperature e Chemical properties of the medium e Abrasion and mechanical influences You can find the specifications of the process conditions in chapter Technical data as well as on the nameplate 4 2 Mounting instructions Mount VEGAFLEX 81 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 VEGAFLEX 81 4 20 mA HART two wire 17 4 Mounting Type of vessel 18 VEGA vessels the distance to the vessel wall should be at least 500 mm 19 7 in During operation the probe must not touch any installations or the vessel wall If necessary fasten the probe end In vessels with conical bottom it can be advantageous to mount the sensor in the center of the vessel as measurement is then possible nearly down to the lowest point of the bottom Keep in mind that measurement all the way down to the tip of the probe may not be pos sible The exact value of the min distance lower dead band is stated in chapter Technical data Fig 7 Vessel with conical bottom Plastic vessel Glass vessel The guided microwave principle requires a metal surface on the pro cess fitting Therefore use in plastic vessels etc an instrument version with flange from DN 50 or place a metal sheet gt 200 mm 8 in beneath the process fitting when
90. t 16 35 V DC Ex ia instrument 16 30 V DC Ex d ia instrument 20 35 V DC Interpolation protection Integrated Permissible residual ripple Non Ex Ex ia instrument for 9 6 V lt U lt 14 V lt 0 7 V 16 400 Hz for 18 V lt U lt 36V lt 1V 16 400 Hz Permissible residual ripple Ex d ia instrument for 18 V lt U lt 35 V lt 1V 16 400 Hz Load resistor Calculation Us U 0 0215 A Example Non Ex instrument with 24 V 9 6 V 0 0215 A 2 670 Q U 24 V DC Electrical protective measures Protection depending on housing version Plastic housing IP 66 IP 67 Aluminium housing stainless steel IP 66 IP 68 0 2 bar housing investment casting stain less steel housing electro polished Aluminium and stainless housing in IP 66 IP 68 1 bar vestment casting optionally available Overvoltage category Il Protection class I Approvals Instruments with approvals can have different technical data depending on the version For that reason the associated approval documents of these instruments must be carefully noted They are part of the delivery or can be downloaded under www vega com and VEGA Tools as well as under Downloads and Approvals 11 2 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 9
91. t does not matter if the stand pipe is perforated or slotted for better mixing Lateral inlets in bypass tubes also do not influence the measurement For bypass tubes select the probe length such that the blocking distance dead band of the probe is above or below the lateral filling openings You can thus measure the complete range of the medium in the bypass tube When designing the bypass tube keep the blocking distance of the probe in mind and select the length above the upper lateral filling opening accordingly Microwaves can penetrate many plastics For process technical rea sons plastic standpipes are problematic If durability is no problem then we recommend the use of metal standpipes When the VEGAFLEX 81 is used in standpipes or bypass tubes contact with the tube wall must be avoided We recommend for this purpose a cable probe with centering weight With rod probes a spacer is generally not required However if there is a risk of the rod probe being pressed against the tube wall by in flowing medium you should mount a spacer at the probe end to avoid contact with the tube wall In the case of cable probes the cable can be strained Keep in mind that buildup can form on the spacers Strong buildup can influence the measurement VEGAFLEX 81 4 20 mA HART two wire 21 4 Mounting Fasten 22 pao Fig 12 Position of the spacer or centering weight 1 Rod probe with spacer PEEK 2 Cable probe with c
92. tability for the process conditions Installation position 4 Mounting 4 Mounting 4 1 General instructions On instruments with process fitting thread the hexagon must be tight ened with a suitable screwdriver Wrench size see chapter Dimen sions Warning The housing must not be used to screw the instrument in Applying tightening force can damage internal parts of the housing Protect your instrument further through the following measures against moisture penetration e Use the recommended cable see chapter Connecting to power supply e Tighten the cable gland e Loop the connection cable downward in front of the cable gland This applies particularly to e Outdoor mounting e Installations in areas where high humidity is expected e g through cleaning processes e Installations on cooled or heated vessels In the case of instrument housings with self sealing NPT threads it is not possible to have the cable entries screwed in at the factory The openings for the cable glands are therefore covered with red protec tive caps as transport protection Prior to setup you have to replace these protective caps with ap proved cable glands or close the openings with suitable blind plugs The suitable cable glands and blind plugs come with the instrument Make sure that all parts of the instrument exposed to the process are suitable for the existing process conditions These are mainly e Active measuring componen
93. tant support for service and maintenance You can call up the diagnostic function or carry out an electronics exchange or a software update simply and reliably This function is only available with connected sensor online Connected I RO Device and data set Fig 34 Select quick setup 1 Quick setup 2 Extended adjustment 3 Maintenance Quick setup lj Administrator With quick setup you can carry out the parameter adjustment of VEGAFLEX 81 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 Check the connection to the instrument Extended adjustment With the extended adjustment you carry out the parameter adjust ment for the instrument via the clear menu structure in the DTM VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 Start quick setup Step 1 Instrument configuration Step 2 Application 7 Setup with PACTware Device Type Manager This enables additional and special settings over and above those offered by quick setup Maintenance Under the menu item Maintenance you get comprehensive and important support for servicing and maintenance You can call up diagnostic functions and carry out an electronics exchange or a software update Click to the button Quick setup to start th
94. ted Additional adjustments DateTime FIH DateTime 16 34 k t dinem settings 29 Nov 2012 Probe type Change now With a reset certain parameter adjustments carried out by the user are reset Additional adjustments FIH Date Tine Factory settings Reset Basic settings Copy instr settings Probe Tupe The following reset functions are available Delivery status Restoring the parameter settings at the time of ship ment from the factory incl the order specific settings A created false signal suppression user programmable linearization curve as well as the measured value memory will be deleted Basic settings Resetting the parameter settings incl special pa rameters to the default values of the respective instrument A created false signal suppression user programmable linearization curve as well as the measured value memory will be 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 Setup Menu item Default value Modified value Block adjustment Released Measurement loop name Sensor Units Distance unit mm Temperature unit C Probe length Length of the probe Ex factory Medium type Liquid Application Level vessel 52 VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 VEGA 6 Set up with
95. temperature When the instrument is shipped the measured value memory is active and stores distance measurement certainty and electronics temperature every 3 minutes In Extended adjustment you can select the respective measured values The requested values and recording conditions are set via a PC with PACTware DTM or the control system with EDD Data are thus read out and also reset Up to 500 events are automatically stored with a time stamp in the sensor non deletable Each entry contains date time event type event description and value Event types are for example e Modification of a parameter e Switch on and switch off times e Status messages according to NE 107 e Error messages according to NE 107 The data are read out via a PC with PACTware DTM or the control system with EDD The echo curves are stored with date and time and the corresponding echo data The memory is divided into two sections 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 e PC with PACTware DTM e Control system with EDD VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 Status messages 9 Diagnostics and service e Display and adjustment module Further echo curves Up to 10 echo curves can be st
96. the correlation between the level percentage and vessel volume The linearization applies for the measured value indication and the current output By activating the suitable curve the percentage vessel volume is displayed correctly False signal suppression High sockets and internal vessel installations cause interfering reflec tions and can influence the measurement 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 signal suppression to achieve the best possible accuracy This should be done with the lowest possible level so that all potential interfering reflections can be detected Enter the actual distance from the sensor to the product surface All interfering signals in this section are detected by the sensor and stored VEGAFLEX 81 4 20 mA HART two wire 37 6 Set up with the display and adjustment module VEGA Main menu Setup Measurement loop name 38 30 The instrument carries out an automatic false signal suppression as soon as the probe is uncovered The false signal suppression is always updated Linearization False signal suppression ri Linear Y gibst 6 4 Parameter adjustment Extended adjustment For technically demanding measurement loops you can carry out extended settings in Extended adjustment The main menu is divided into five
97. the measured value on the display You can display two different measured values In this menu item you define measured value 1 Indication salue 1 Displayed value 1 Percent level Lin percent level Percent level Lp mE Distance leuel Scaled level a The default setting for the displayed value 1 is Filling height Level 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 VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 Display Backlight Diagnostics Device status Diagnostics Peak values Distance Diagnostics Peak values Measurement certainty 6 Set up with the display and adjustment module Displayed value 2 Displayed value 2 Scaled level Electronics temperature T eee Dielectric constant Current The default setting for the displayed value 2 is the electronics tem perature The optionally integrated background lighting can be adjusted via the adjustment menu The function depends on the height of the supply voltage see Technical data Backlight Switched off Switch on The lighting is switched off in the delivery status In this menu item the device status is displayed Device status Device status Peak values Distance OK Peak indicator reliab Feak values further Echo curuae The respective min and max
98. the parameter adjustment data We recommend documenting or saving the parameter adjustment data via PAC Tware That way the data are available for multiple use or service purposes VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 VELA 8 Set up with other systems 8 Setup with other systems 8 1 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 8 2 Field Communicator 375 475 Device descriptions for the instrument are available as EDD for pa rameter adjustment with the Field Communicator 375 or 475 VEGAFLEX 81 4 20 mA HART two wire 65 9 Diagnostics and service Measured value memory Event memory Echo curve memory 66 VEGA 9 Diagnostics and service 9 1 Maintenance If the device is used correctly no maintenance is required in normal operation 9 2 Diagnosis memory The instrument has several memories which are available for diagno sis purposes The data remain even with voltage interruption Up to 100 000 measured values can be stored in the sensor in a ring memory Each entry contains date time as well as the respective measured value Storable values are for example Distance Filling height Percentage value Lin percent Scaled Current value Meas reliability Electronics
99. 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 Fig 30 Vessel height und socket correction value D Vessel height h Positive socket correction value h Negative socket correction value VEGAFLEX 81 4 20 mA HART two wire 43 6 Set up with the display and adjustment module Setup Scaling Level Setup Scaling Level 1 Setup Scaling Level 2 Setup Scaling Interface Setup Scaling Interface 1 44 Socket correction h Linearization Pio0000 Heriz cvinder f Wessel height D 5000 mm 10000 Socket correction h nn Since scaling is very extensive scaling of the level value was divided into two menu items Sealing lewel 13 Scaling lewel 2 In menu item Level 1 you define the scaling variable and the scaling unit for the level value on the display e g volume in l Scaling variable Molume v Since scaling is very extensive scaling of the level value was divided into two menu items Scaling level Sealing lewel 13 Scaling level 2 In menu item Level 2 you define the scaling format on the display and the scaling of the measured level value for O and 100 96 Scaling format Scaling 100 B F00100 F00000 Paru aru 1 Paria RIETI 99999 99999 99999 99999 Since scaling is very extensive scal
100. tion is necessary for all vessels in which the vessel volume does not increase linearly with the level e g a horizontal cylindri cal or spherical tank when the indication or output of the volume is required Corresponding linearization Curves are preprogrammed for these vessels They represent the correlation between the level percentage and vessel volume The linearization applies to the measured value indication and the current output By activating the appropriate curve the volume per centage of the vessel is displayed correctly If the volume should not be displayed in percent but e g in or kg a scaling can be also set in the menu item Display VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 A 6 Set up with the display and adjustment module Linearization EE Linearization Linear Y Horiz cylinder Sphere Falmer Eowlus Flume Venturi trapezoidal weir Warning If a linearization curve is selected the measuring signal is no longer necessarily linear to the filling height This must be considered by the user especially when adjusting the switching point on the limit signal transmitter 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 und the socket correction For the vessel height you have to enter the total height of the vessel For
101. tion steps 5 and 6 Double chamber housing 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 freed When the screwdriver is released the terminal closes again You can find further information on the max wire cross section under Technical data Electromechanical data 7 Check the hold of the wires in the terminals by lightly pulling on them 8 Connect the screen to the internal ground terminal connect the outer ground terminal to potential equalisation VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 2 Electronics and connec tion compartment Electronics compartment 5 Connecting to power supply 9 Tighten the compression nut of the cable entry The seal ring must completely encircle the cable 10 Reinsert the display and adjustment module if one was installed 11 Screw the housing cover back on The electrical connection is hence finished 5 3 Wiring plan single chamber housing The following illustration applies to the non Ex Ex ia and Ex d ver sion Fig 16 Electronics and connection compartment single chamber housing Voltage supply signal output For display and adjustment module or interf
102. tters from A Z e Numbers from O 9 VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 Setup Units Setup Probe length Setup Application Product type Setup Application Ap plication 6 Set up with the display and adjustment module e Special characters _ blanks Measurenent loop name TAHE a4 In this menu item you select the distance unit and the temperature unit Distance unit Temperature unit With the distance units you can choose between m mm and ft and with the temperature units betwenn C F and K In this menu item you can enter the probe length or have the length determined automatically by the sensor system When choosing Yes then the probe length will be determined automatically When choosing No you can enter the probe length manually Probe length determine automatically Ho In this menu item you can select which type of medium you want to measure You can choose between liquid or bulk solid Product type Product type Product type a MEI Application Liquid Solid Mediun Dielectric figure In this menu item you can select the application You can choose between level measurement and interface measurement You can also choose between measurement in a vessel or in a bypass or standpipe Note The selection of the application has a considerable influence on all other menu items Keep in mind that as you continue
103. um must not be conductive e The dielectric constant of the upper medium or the actual distance to the interface must be known input required Min dielectric con stant 1 6 You can find a list of dielectric constants on our home page www vega com e The composition of the upper medium must be stable no varying products or mixtures e The upper medium must be homogeneous no stratifications within the medium e Min thickness of the upper medium 50 mm 1 97 in e Clear separation from the lower medium emulsion phase or detri tus layer max 50 mm 1 97 in e f possible no foam on the surface Lower medium L1 e The dielectric constant must be 10 higher than the dielectric constant of the upper medium preferably electrically conductive Example upper medium dielectric constant 2 lower medium at least dielectric constant 12 Gas phase L3 e Airor gas mixture e Gas phase dependent on the application gas pahse does not always exist d2 O VEGAFLEX 81 4 20 mA HART two wire 13 3 Product description Output signal Packaging Transport Transport inspection Storage Storage and transport temperature PLICSCOM VEGACONNECT 14 VEGA The instrument is always preset to the application Level measure ment For the interface measurement you can select the requested output signal with the setup 3 3 Packaging transport and storage Your instrument was protected by packaging during transpo
104. uracy rod Cable 2 mm 0 079 in Cable 4 mm 0 157 in Trimming accuracy cable Lateral load Rod 8 mm 0 315 in Rod 12 mm 0 472 in Max tensile load Cable 2 mm 0 079 in Cable 4 mm 0 157 in VEGA approx 0 8 8 kg 0 176 17 64 Ibs approx 400 g m 4 3 oz ft approx 900 g m 9 68 oz ft approx 16 g m 0 17 oz ft approx 60 g m 0 65 oz ft 100 g 3 22 oz 200 g 6 43 oz 180 g 5 79 oz 250 g 8 04 oz 825 g 26 52 oz 1050 g 33 76 oz up to 6 m 19 69 ft up to 6 m 19 69 ft 1 mm up to 75 m 246 1 ft up to 75 m 246 ft 0 05 10 Nm 7 38 Ibf ft 30 Nm 22 13 Ibf ft 1 5 KN 337 Ibf 2 5 KN 562 Ibf Thread in gravity weight e g for eye bolt M 8 cable version Torque for exchangeable cable or rod probe in the process fitting Cable 2 mm 0 079 in Cable 4 mm 0 157 in Rod 8 mm 0 315 in Rod 12 mm 0 472 in 6 Nm 4 43 Ibf ft 6 Nm 4 43 Ibf ft 6 Nm 4 43 Ibf ft 10 Nm 7 38 Ibf ft Torque for NPT cable glands and Conduit tubes Plastic housing Aluminium Stainless steel housing Input variable Measured variable Min dielectric constant of the medium 80 max 10 Nm 7 376 Ibf ft max 50 Nm 36 88 Ibf ft Level of liquids VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 VEGA Cable probes e 21 6 11 Supplement
105. ution If this warning is ignored faults or malfunctions can result Warning If this warning is ignored injury to persons and or serious damage to the instrument can result Danger If this warning is ignored serious injury to persons and or destruction of the instrument can result Ex applications This symbol indicates special instructions for Ex applications List The dot set in front indicates a list with no implied sequence Action This arrow indicates a single action Sequence of actions Numbers set in front indicate successive steps in a procedure Battery disposal This symbol indicates special information about the disposal of bat teries and accumulators VEGAFLEX 81 4 20 mA HART two wire 7 2 For your safety VEGA 2 For your safety 2 1 Authorised personnel All operations described in this operating instructions manual must be carried out only by trained specialist personnel authorised by the plant operator During work on and with the device the required personal protective equipment must always be worn 2 2 Appropriate use VEGAFLEX 81 is a sensor for continuous level measurement You can find detailed information on the application range 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 2 3 Warning about incorrect use
106. v 41824 EN 130612 Linearization 6 Set up with the display and adjustment module reference plane seal surface of the process fitting Keep in mind that the max level must lie below the dead band Min adjustment In this menu item you can enter the min adjustment for the level 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 Dielectric constant Hax adjustment level Hin adjustment level 100 00 x 0 00 80 mm 850 mm Foils Yee mm Calculate Max adjustment Interface Carry out the max adjustment for the interface To do this enter the percentage value and the suitable distance value in m for the full vessel Min adjustment Interface Carry out the min adjustment for the interface To do this enter the percentage value and the suitable distance value in m for the empty vessel Max adjustment interface Hin adjustment interface 100 00 e D DD z 80 mm 1000 mm Yl mm riS mm Linearization A linearization is necessary for all vessels in which the vessel volume does not increase linearly with the level e g a horizontal cylindri cal or spherical tank when the indication or output of the volume is required Corresponding linearization curves are preprogrammed for these vessels They represent
107. x torque for all housings see chapter Technical data VEGAFLEX 81 4 20 mA HART two wire cH90 L N3 vc8Lv 41824 EN 130612 VEGA Cable screening and grounding Connection technology Connection procedure 5 Connecting to power supply If screened cable is necessary connect the cable screen on both ends to ground potential In the sensor the screen must be connected directly to the internal ground terminal The ground terminal on the outside of the housing must be connected to the potential equalisa tion low impedance If potential equalisation currents are expected the connection on the processing side must be made via a ceramic capacitor e g 1 nF 1500 V The low frequency potential equalisation currents are thus suppressed but the protective effect against high frequency interfer ence signals remains Warning Significant potential differences exist inside galvanization plants as well as on vessels with cathodic corrosion protection Considerable equalisation currents can flow over the cable screen if the screen is grounded on both ends To avoid this in such applications the cable screen must be connect ed to ground potential only at one end in the switching cabinet The cable screen must not be connected to the internal ground terminal in the sensor and the outer ground terminal on the housing must not be connected to the potential equalisation Information The metallic parts of the instrument

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Operating Instructions - VEGAFLEX 81 - 4 … 20 mA/HART two-wire