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- VEGAFLEX 81
- Operating Instructions Manual
Vega VEGAFLEX 81 Operating Instructions Manual
Summary of VEGAFLEX 81
Page 1
Operating instructions tdr sensor for continuous level and interface measurement of liquids vegaflex 81 modbus and levelmaster protocol coax probe document id: 42283.
Page 2: Contents
2 contents vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 contents 1 about this document 1.1 function ........................................................................................................................... 4 1.2 target group ...........................................
Page 3
3 contents vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 8.6 software update ............................................................................................................. 67 8.7 how to proceed if a repair is needed ........................................................
Page 4: 1 About This Document
4 1 about this document vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 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- tionsformaintenanceandfaultrectification....
Page 5: 2 For Your Safety
5 2 for your safety vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 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 wi...
Page 6
6 2 for your safety vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 electromagnetic compatibility instruments in four-wire or ex-d-ia version are designed for use in an industrial environment. Nevertheless, electromagnetic interference from electrical conductors and radiated emissions ...
Page 7: 3 Product Description
7 3 product description vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 3 product description 3.1 configuration thetypelabelcontainsthemostimportantdataforidentificationand use of the instrument: 2 1 13 14 15 16 12 11 5 3 6 4 7 8 9 10 fig. 1: layout of the type label (example) 1 instru...
Page 8
8 3 product description vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 • scan the data matrix code on the type label of the instrument or • enter the serial number manually in the app theinstrumentcontainstwodifferentelectronicsinitshousingcham- bers: • the modbus electronics for powe...
Page 9
9 3 product description vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 3.2 principle of operation the vegaflex 81 is a level sensor with coax probe for continuous level or interface measurement, suitable for applications in liquids. High frequency microwave pulses are guided along a s...
Page 10
10 3 product description vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 ts d1 h1 h2 d2 1 l2 l1 l3 fig. 4: interface measurement 1 sensorreferenceplane(sealsurfaceoftheprocessfitting) d1 distancetotheinterface(hartvalue1) d2 distancetothelevel(hartvalue3) tsthicknessoftheuppermedium(d1...
Page 11
11 3 product description vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 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 instrum...
Page 12
12 3 product description vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 youcanfindfurtherinformationintheoperatinginstructions"interface adaptervegaconnect" (document-id 32628). The vegadis 81 is an external display and adjustment unit for vega plics ® sensors. For sensors with double...
Page 13
13 3 product description vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 youcanfindfurtherinformationintheoperatinginstructions"display and adjustment module with heating" (document-id 31708)..
Page 14: 4 Mounting
14 4 mounting vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 4 mounting 4.1 general instructions oninstrumentswithprocessfittingthread,thehexagonmustbetight- enedwithasuitablescrewdriver.Wrenchsizeseechapter"dimen- sions". Warning: the housing must not be used to screw the instrument ...
Page 15
15 4 mounting vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 4.2 mounting instructions 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 ...
Page 16
16 4 mounting vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 the reference plane for the measuring range of the sensors is the sealingsurfaceofthethreadorflange. Keep in mind that a min. Distance must be maintained below the refer- ence plane and possibly also at the end of the probe ...
Page 17
17 4 mounting vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 2 6 3 4 5 1 fig.7:measuringranges-vegaflex81withsteamcompensation 1 reference plane 2 probe length l 3 measuring range 4 upper dead zone with steam compensation = 450 mm (17.7 in) 5 lower dead band 6 reference measurement di...
Page 18
18 5 connecting to power supply vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 5 connecting to power supply 5.1 preparing the connection always keep in mind the following safety instructions: • connect only in the complete absence of line voltage • if overvoltage surges are expected, ...
Page 19
19 5 connecting to power supply vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 connection to the display and adjustment module or to the interface adapter is carried out via contact pins in the housing. Information: the terminal block is pluggable and can be removed from the electroni...
Page 20
20 5 connecting to power supply vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 fig.9:connectionsteps5and6-doublechamberhousing 6. Insert the wire ends into the terminals according to the wiring plan information: solidcoresaswellasflexiblecoreswithwireendsleevesareinsert- eddirectlyint...
Page 21
21 5 connecting to power supply vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 5.3 wiring plan, double chamber housing 2 1 fig. 10: position of connection compartment (modbus electronics) and electron- ics compartment (sensor electronics) 1 terminalcompartment 2 electronicscompartment...
Page 22
22 5 connecting to power supply vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 terminal function polarity 1 voltage supply + 2 voltage supply - 3 modbus-signal d0 + 4 modbus-signal d1 - 5 function ground with installa- tion according to csa 5.4 double chamber housing with dis-adapt 3 ...
Page 23
23 5 connecting to power supply vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 5.5 supplementary electronics you can use the supplementary electronics - additional current output to provided a second measured value. Both current outputs are passive and need a power supply. 1 2 + ( ) (...
Page 24
24 5 connecting to power supply vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 • indication of the status message "f 105 determine measured value" on the display or pc • the output signal jumps to the set fault current as soon as a plausible measured value is found, the corresponding ...
Page 25: Adjustment Module
25 6 set up the sensor with the display and adjustment module vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 6 set up the sensor with the display and adjustment module 6.1 adjustment volume the display and adjustment module is only used for parameter adjust- ment of the sensor, i.E. F...
Page 26
26 6 set up the sensor with the display and adjustment module vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 6.3 adjustment system 1 2 fig. 18: display and adjustment elements 1 lcdisplay 2 adjustment keys • [ok] key: – move to the menu overview – confirmselectedmenu – edit parameter ...
Page 27
27 6 set up the sensor with the display and adjustment module vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 • device name • software version (sw-ver) • hardware version (hw-ver) with the [->]keyyoucanmovebetweenthreedifferentindication modes. Inthefirstview,theselectedmeasuredvalueis...
Page 28
28 6 set up the sensor with the display and adjustment module vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 enter the appropriate distance value in m (corresponding to the percentage value) for the full vessel. The distance refers to the sensor referenceplane(sealsurfaceoftheprocessf...
Page 29
29 6 set up the sensor with the display and adjustment module vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 linearization alinearizationisnecessaryforallvesselsinwhichthevesselvolume doesnotincreaselinearlywiththelevel-e.G.Ahorizontalcylindri- cal or spherical tank, when the indicati...
Page 30
30 6 set up the sensor with the display and adjustment module vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 diagnosis: information, e.G. On instrument status, pointer, measure- ment reliability, simulation, echo curve additional adjustments: e.G. Date/time, reset, copy sensor data in...
Page 31
31 6 set up the sensor with the display and adjustment module vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 in this menu item you can select which type of medium you want to measure. You can choose between liquid or bulk solid. In this menu item, you can select the application. You c...
Page 32
32 6 set up the sensor with the display and adjustment module vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 only set the function to "yes", if the gas phase is permanently pre- sent. This menu item is only available if you have selected interface meas- urement under the menu item "ap...
Page 33
33 6 set up the sensor with the display and adjustment module vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 adjust the requested percentage value with [+] and store with [ok]. Enter the suitable distance value in m for the empty vessel (e.G. Distancefromtheflangetotheprobeend)corresp...
Page 34
34 6 set up the sensor with the display and adjustment module vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 enter the respective distance value in m for the empty vessel cor- responding to the percentage value. Todampprocess-dependentmeasuredvaluefluctuations,setan integration time o...
Page 35
35 6 set up the sensor with the display and adjustment module vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 + h d - h fig. 19: vessel height und socket correction value d vessel height +h positive socket correction value -h negative socket correction value since scaling is very exten...
Page 36
36 6 set up the sensor with the display and adjustment module vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 since scaling is very extensive, scaling of the level value was divided into two menu items. In menu item "level 2"youdefinethescalingformatonthedisplay and the scaling of the ...
Page 37
37 6 set up the sensor with the display and adjustment module vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 in menu item "currentoutput,adjustment" you can assign a respec- tive measured value to the current output. In the menu item "currentoutputmode" you determine the output charac...
Page 38
38 6 set up the sensor with the display and adjustment module vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 since the hart variables are very extensive, the indication was divided into two menu items. In the menu "hartvariables1"youcanhavethefirsthartvaluepv (primary value) and the s...
Page 39
39 6 set up the sensor with the display and adjustment module vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 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 ent...
Page 40
40 6 set up the sensor with the display and adjustment module vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 the submenu points described below. This menu item enables the setting of the requested national lan- guage. In the delivery status, the sensor is set to the ordered national l...
Page 41
41 6 set up the sensor with the display and adjustment module vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 the respective min. And max. 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 meas...
Page 42
42 6 set up the sensor with the display and adjustment module vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 in another window you can carry out a reset of the two peak values separately. The menu item "echocurve" shows the signal strength of the echoes over the measuring range in v. ...
Page 43
43 6 set up the sensor with the display and adjustment module vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 information: the simulation is terminated automatically 60 minutes after the last key has been pressed. With the menu item "setup" the echo curve it is possible to save at the ...
Page 44
44 6 set up the sensor with the display and adjustment module vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 with a reset, certain parameter adjustments carried out by the user are reset. The following reset functions are available: delivery status: restoring the parameter settings at...
Page 45
45 6 set up the sensor with the display and adjustment module vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 menu item default value modifiedvalue max. Adjustment - interface 100 % max. Adjustment - interface distance: 0.000 m(d) - note block- ing distances min. Adjustment - interface...
Page 46
46 6 set up the sensor with the display and adjustment module vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 display menu item default value modifiedvalue language order-specific displayed value 1 filling height level displayed value 2 electronics temperature backlight switchedoff dia...
Page 47
47 6 set up the sensor with the display and adjustment module vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 the following data or settings for adjustment of the display and ad- justment module are saved: • all data of the menu "setup" and "display" • in the menu "additional adjustmen...
Page 48
48 6 set up the sensor with the display and adjustment module vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 with the mode "fixed current (4 ma)"afixed4masignalisoutputted independently of the actual level. The default setting is "analogue current output" and the address 00. In this m...
Page 49
49 6 set up the sensor with the display and adjustment module vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 the following data or settings for adjustment of the display and ad- justment module are saved: • all data of the menu "setup" and "display" • in the menu "additional adjustmen...
Page 50: With Pactware
50 7 setting up sensor and modbus interface with pactware vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 7 setting up sensor and modbus interface with pactware 7.1 connect the pc the connection of the pc to the sensor electronics is carried out via the interface adapter vegaconnect. S...
Page 51
51 7 setting up sensor and modbus interface with pactware vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 1 fig.21:connectingthepcviausbtothemodbuselectronics 1 usbcabletothepc the connection of the pc to the rs 485 cable is carried out via a standard interface adapter rs 485/usb. Scop...
Page 52
52 7 setting up sensor and modbus interface with pactware vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 note: to ensure that all instrument functions are supported, you should always use the latest dtm collection. Furthermore, not all described functionsareincludedinolderfirmwarevers...
Page 53
53 7 setting up sensor and modbus interface with pactware vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 parameters to adapt the sensor quickly to standard applications. To use it, select the function "quick setup" in the start screen. Fig. 24: select quick setup 1 quick setup 2 exten...
Page 54
54 7 setting up sensor and modbus interface with pactware vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 device name here,youcanfindtheinstrumentname.Youcannotchangethisline becausetheinstrumentnameisunmodifiablysavedintheinstrument. Serial number here,youcanfindtheserialnumberofyouri...
Page 55
55 7 setting up sensor and modbus interface with pactware vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 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 wheth...
Page 56
56 7 setting up sensor and modbus interface with pactware vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 identicallyonthelevelandtheinterfacemeasurement.Youcanfind furtherlinearizationtypesintheextendedadjustment. If you have a non-linear vessel, you can select here the respective lin...
Page 57
57 7 setting up sensor and modbus interface with pactware vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 storeechocurveofthesetupinthesensor? Have you completed the initial setup of the instrument? In such case, we recommend storing the current signal conditions in the device for late...
Page 58: 8 Diagnostics and Service
58 8 diagnostics and service vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 8 diagnostics and service 8.1 maintenance if the device is used correctly, no maintenance is required in normal operation. 8.2 diagnosis memory the instrument has several memories which are available for diagn...
Page 59
59 8 diagnostics and service vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 • display and adjustment module further echo curves: up to 10 echo curves can be stored in a ring bufferinthismemorysection.Furtherechocurvesarestoredvia: • pc with pactware/dtm • control system with edd • dis...
Page 60
60 8 diagnostics and service vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 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 pactw...
Page 61
61 8 diagnostics and service vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 code text mes- sage cause rectification pa devs- pec diagnosis f125 imper- missible electronics tempera- ture – temperature of the electronics in the non- specifiedsection – check ambient tem- perature – isola...
Page 62
62 8 diagnostics and service vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 code text mes- sage cause rectification s600 impermissi- ble electronics temperature – temperature of the pro- cessing electronics in the non-specifiedsection – check ambient temperature – isolate electronics ...
Page 63
63 8 diagnostics and service vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 code text mes- sage cause rectification m504 error on an device inter- face – hardware defect – exchanging the electronics – send instrument for repair m505 no measured value avail- able – sensor does not dete...
Page 64
64 8 diagnostics and service vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 error cause rectification 4 … 20 ma signal missing – electrical con- nection faulty – check connection according to chapter "connectionsteps" and if necessary, correct according to chapter "wiring plan" – volt...
Page 65
65 8 diagnostics and service vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 measurement error with constant level fault description error pattern cause rectification 1. Measured value shows a too low or too high level level time 0 – min./max. Adjustment not correct – adapt min./max. A...
Page 66
66 8 diagnostics and service vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 measurement error during emptying fault description error pattern cause rectification 7. Measured value re- mains unchanged in the close range during emptying level time 0 – false echo larger than the level ec...
Page 67
67 8 diagnostics and service vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 caution: alluser-specificsettingsmustbeenteredagain.Hence,youhaveto carry out a new setup after the electronics exchange. If you have stored the data of the parameter adjustment during the firstsetupofthesenso...
Page 68: 9 Dismounting
68 9 dismounting vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 9 dismounting 9.1 dismounting steps warning: before dismounting, be aware of dangerous process conditions such as e.G. Pressure in the vessel or pipeline, high temperatures, cor- rosive or toxic products etc. Take note of...
Page 69: 10 Supplement
69 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 10 supplement 10.1 technical data general data 316l corresponds to 1.4404 or 1.4435 materials, wetted parts Ʋ processfitting 316l and peek, alloy c22 (2.4602) and peek Ʋ process seal on the instrument side (rod leadthroug...
Page 70
70 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 ohmic contact betweengroundterminal,processfittingandprobe processfittings-tube:ø21.3mm(0.839in) Ʋ pipe thread, cylindrical (iso 228 t1) g¾, g1, g1½ according to din 3852-a Ʋ american pipe thread, conical (asme b1.20.1) ¾...
Page 71
71 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 2 4 5 3 1 2 4 5 3 1 fig.35:measuringranges-vegaflex81 1 reference plane 2 probe length l 3 measuring range (default setting refers to the measuring range in water) 4 upper dead band (see diagrams under accuracy - grey sec...
Page 72
72 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 Ʋ medium water/oil (dielectric constant ~2.0) 2) Ʋ installation probe end does not touch the vessel bottom sensor parameter adjustment no gating out of false signals carried out typical deviation - interface measure- ment...
Page 73
73 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 l 0 -2 mm (-0.079 ") 2 mm (0.079 ") 10 mm (0.394 ") 5 mm (0.197 ") -5 mm (-0.197 ") 0,15 m (5.906 " ) 0,1 m (3.937 " ) 0,05 m (1.97 ") 0,1 m (3.937 ") 1 1 fig.37:deviationvegaflex81incoaxversioninoil 1 dead band - no meas...
Page 74
74 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 characteristics and performance data measuring cycle time step response time 5) ≤3s max.Filling/emptyingspeed 1 m/min ambient conditions ambient, storage and transport tempera- ture -40 … +80 °c (-40 … +176 °f) process co...
Page 75
75 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 1 2 0°c (32°f) -40°c (-104°f) 65°c (149°f) 80°c (176°f) 150°c (302°f) 130°c (266°f) 80°c (176°f) 3 4 -40°c (-104°f) fig. 38: ambient temperature - process temperature, standard version 1 ambient temperature 2 process temp...
Page 76
76 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 1 2 0°c (32°f) -40°c (-104°f) 65°c (149°f) 80°c (176°f) 150°c (302°f) 130°c (266°f) 3 4 -60°c (-140°f) fig. 40: ambient temperature - process temperature, elastomer-free version for ammonia applications 1 ambient temperat...
Page 77
77 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 materials Ʋ housing abs Ʋ inspection window polyester foil integrated clock date format day.Month.Year time format 12 h/24 h timezoneexfactory cet rate deviation max. 10.5 min/year measurement electronics temerature resol...
Page 78
78 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 versions serial (eia-485) as well as the mode rtu are available. In the rtu and ascii mode inter- esting here, data will be transmitted in binary form. The telegram consists generally of the address, the function, the dat...
Page 79
79 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 parameter configurablevalues default value data bits 7, 8 8 parity none, odd, even none stop bits 1, 2 1 address range modbus 1 … 255 246 startbitsanddatabitscannotbemodified. Generalconfigurationofthehost thedataexchange...
Page 80
80 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 register name register number type note status 100 dword bit 0: invalid measurement value pv bit 1: invalid measurement value sv bit 2: invalid measurement value tv bit 3: invalid measurement value qv pv unit 104 dword un...
Page 81
81 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 register name register number type note tv 2106 dword third variable in byte order abcd dcba (little en- dian) qv 2108 dword quarternary variable in byte order dcba (little en- dian) status 2200 dword see register 100 pv ...
Page 82
82 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 parameter length code/data start address 2 bytes 0x0000 to 0xffff number of registers 2 bytes 1 to 127 (0x7d) response: parameter length code/data function code 1 byte 0x03 start address 2 bytes 2*n register value n*2 byt...
Page 83
83 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 fc8 diagnostics withthisfunctioncodedifferentdiagnosticfunctionscanbetriggeredordiagnosticvaluesreadout. Request: parameter length code/data function code 1 byte 0x08 sub function code 2 bytes data n*2 bytes data response...
Page 84
84 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 request: parameter length code/data function code 1 byte 0x11 response: parameter length code/data function code 1 byte 0x11 byte number 1 byte slave id 1 byte run indicator status 1 byte fc43sub14,readdeviceidentificatio...
Page 85
85 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 rtu protocol thermo electron autopilot levelmaster parameters for the bus communication the vegaflex 81 is preset with the default values: parameter configurablevalues default value baud rate 1200, 2400, 4800, 9600, 19200...
Page 86
86 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 report unit number request: parameter length code/data report unit number 5 characters ascii u**n? Response: parameter length code/data report level (and temperature) 6 characters ascii uuunnn assign unit number request: ...
Page 87
87 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 response: parameter length code/data set baud rate 11 characters ascii example: u01b9600e71 change instrument on address 1 to baudrate 9600, parity even, 7 data bits, 1 stop bit set receive to transmit delay request: para...
Page 88
88 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 error codes error code name ee-error error while storing data in eeprom fr-error erorr in frame (too short, too long, wrong data) lv-error value out of limits 10.6 configurationoftypicalmodbushosts fisher roc 809 wiring p...
Page 89
89 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 parameter value floating point format code 0 rtu data type conversion code 66 input register base number 0 the basic number of the input registers is always added to the input register address of vegaflex 81. Address 1300...
Page 90
90 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 thermo electron autopilot wiring plan + + power supply modbus d0 d1 is gnd usb 1 2 3 13 45 2o ff on ( ) ( ) (-) (-) +8 +30 vdc to gnd 2 1 rx - rx+ fig.44:connectionofvegaflex81tortuthermoelectronautopilot 1 vegaflex81 2 r...
Page 91
91 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 bristol controlwave micro wiring plan + + power supply modbus d0 d1 is gnd usb 1 2 3 13 45 2o ff on ( ) ( ) (-) (-) +8 +30 vdc to gnd 1 +sv rs 485 on com1 2 rx- 5 rxt 6 txt 3 tx- 4 gnd 7 not used 8 not used fig.45:connect...
Page 92
92 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 scadapack wiring plan + + power supply modbus d0 d1 is gnd usb 1 3 2 13 45 5 2 1 3 4 9 6 7 8 2o ff on ( ) ( ) (-) (-) +8 +30 vdc to gnd com part 3 (c3) rs485 txd- txd+ gnd fig.46:connectionofvegaflex81tortuscadapack 1 veg...
Page 93
93 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 dimensional drawings can be downloaded at www.Vega.Com/downloads under "drawings". Housing 2 1 ø 79 mm (3.11") ~ 84 mm (3.31") m16x1,5 112 mm (4.41") m20x1,5/ ½ npt ~ 87 mm (3.43") m16x1,5 ø 84 mm (3.31") 120 mm (4.72") m...
Page 94
94 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 vegaflex 81, coax version 1 2 l sw 36 (1.42") (g¾, ¾ npt) sw 41 (1.61") (g1, 1 npt) sw 46 (1.81") (g1½, 1½ npt) g¾, ¾ npt, g1, 1 npt, g1½, 1½ npt 46 mm (1.81") ø 21,3 mm (0.84") l 22mm (0.86") ø 42,2 mm (1.66") sw 55 (2.1...
Page 95
95 10 supplement vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 10.8 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...
Page 96: Index
96 index vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 index a adjustment – max. Adjustment 32, 33 – min. Adjustment 32, 33 adjustment system 26 application 31, 32 application area 9 b backlight 40 block adjustment 39 c check output signal 63 connecting – electrically 18 – mechanical...
Page 97
97 index vegaflex 81 • modbus and levelmaster protocol 42283-en-140430 s scaling measured value 35, 36 sensor characteristics 48 sensor status 40 service hotline 66 simulation 42 special parameters 47 status messages - namur ne 107 59 t type label 7 type of medium 31 u units 30
Page 98
98 notes vegaflex 81 • modbus and levelmaster protocol 42283-en-140430
Page 99
99 notes vegaflex 81 • modbus and levelmaster protocol 42283-en-140430
Page 100
Printing date: vega grieshaber kg am hohenstein 113 77761 schiltach germany 42283-en-140430 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. Subjec...