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7 Setting up sensor and Modbus interface with PACTware

VEGABAR 83 • Modbus and Levelmaster protocol

46295-EN-131107

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.
Scope of the parameter adjustment:

• 

Sensor electronics

3

1

2

Fig. 26: Connection of the PC directly to the sensor via the interface adapter
1  USB cable to the PC

2  Interface adapter VEGACONNECT

3  Sensor

The connection of the PC to the Modbus electronics is carried out via 

a USB cable.
Scope of the parameter adjustment:

• 

Sensor electronics

• 

Modbus electronics

To the sensor electronics

To the Modbus electron-

ics

Summary of Contents for VEGABAR 83

Page 1: ...Operating Instructions Pressure transmitter with metallic measuring cell VEGABAR 83 Modbus and Levelmaster protocol Document ID 46295...

Page 2: ...lation and pressure compensation 14 4 3 Process pressure measurement 16 4 4 Level measurement 19 4 5 External housing 20 5 Connecting to power supply and bus system 5 1 Preparing the connection 21 5 2...

Page 3: ...1 Dismounting steps 55 9 2 Disposal 55 10 Supplement 10 1 Technical data 56 10 2 Basics Modbus 67 10 3 Modbus register 68 10 4 Modbus RTU commands 70 10 5 Levelmaster commands 74 10 6 Configuration o...

Page 4: ...ese personnel and put into practice by them 1 3 Symbolism used Information tip note This symbol indicates helpful additional information Caution If this warning is ignored faults or malfunctions can r...

Page 5: ...General safety instructions This is a high tech instrument requiring the strict observance of stand ard regulations and guidelines The user must take note of the safety instructions in this operating...

Page 6: ...ciation 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 m...

Page 7: ...ent documentation 14 Reminder to observe the instrument documentation 15 Notified authority for CE marking 16 Approval directive The type label contains the serial number of the instrument With it you...

Page 8: ...ng sensors optional Ex specific Safety instructions with Ex versions if necessary further certificates 3 2 Principle of operation The VEGABAR 83 is suitable for the measurement of the following proces...

Page 9: ...ue Measuring ranges up to 16 bar piezoresistive sensor element meas uring ranges up to 25 bar strain gauge DMS sensor element 1 3 4 2 Fig 3 Configuration of the measuring system with piezoresistive se...

Page 10: ...oads 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...

Page 11: ...for VEGA plics sensors For sensors with double chamber housing the interface adapter DIS ADAPT is also required for VEGADIS 81 You can find further information in the operating instructions VE GADIS 8...

Page 12: ...on available for each type of signal output You can find further information in the operating instructions Elec tronics module VEGABAR series 80 Document ID 45054 The supplementary electronics is a re...

Page 13: ...e downward in front of the cable gland This applies particularly to Outdoor mounting Installations in areas where high humidity is expected e g through cleaning processes Installations on cooled or he...

Page 14: ...cover the measured value can change for approx 5 s by up to 15 mbar For effective ventilation the filter element must always be free of buildup Caution Do not use a high pressure cleaner The filter el...

Page 15: ...With the following instruments a blind plug is installed instead of the filter element Instruments in protection IP 66 IP 68 1 bar ventilation via capil laries in fix connected cable Instruments with...

Page 16: ...electronics housing Atmospheric pressure compensation with relative pressure meas uring ranges The process assembly of instruments with Second Line of Defense gastight leadthrough is completely encaps...

Page 17: ...e process line 1 2 3 Fig 9 Measurement setup for process pressure measurement of gases in pipelines 1 VEGABAR 83 2 Blocking valve 3 Pipeline Keep the following in mind when setting up the measuring sy...

Page 18: ...protective accumulation of water is formed through condensation in the pipe bends Even in applications with hot steam a medium temperature 100 C on the transmitter is ensured Keep the following in min...

Page 19: ...Blocking valve 3 Pipeline 4 4 Level measurement Keep the following in mind when setting up the measuring system Mount the instrument below the min level Do not mount the instrument close to the fillin...

Page 20: ...rocess assembly 2 Connection cable process assembly External housing 3 External housing 4 Signal cable 1 Mark the holes according to the following drilling template 2 Fasten wall mounting plate with 4...

Page 21: ...specification In particular make sure that the bus is termi nated with suitable terminating resistors With plastic housing the NPT cable gland or the Conduit steel tube must be screwed without grease...

Page 22: ...rew the housing cover 2 Loosen compression nuts of the cable glands 3 Remove approx 10 cm 4 in of the cable mantle signal output strip approx 1 cm 0 4 in insulation from the ends of the indi vidual wi...

Page 23: ...circle the cables 10 Screw the housing cover back on The electrical connection is hence finished Information The terminal blocks are pluggable and can be removed from the housing insert To do this lif...

Page 24: ...Connection compartment 1 USB interface 2 Slide switch for integrated termination resistor 120 3 Voltage supply 4 Modbus signal Terminal Function Polarity 1 Voltage supply 2 Voltage supply 3 Modbus Si...

Page 25: ...connection compartment 1 Electronics module 2 Cable gland for voltage supply 3 Cable gland for connection cable transmitter 1 2 3 4 6 3 4 1 2 5 Fig 21 Connection of the sensor in the housing base 1 Ye...

Page 26: ...ion ground with installa tion according to CSA 5 5 Switch on phase After connecting the instrument to power supply or after a voltage recurrence the instrument carries out a self check for approx 10 s...

Page 27: ...w 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 tight...

Page 28: ...pt input Jump to next higher menu The device is adjusted via the four keys of the display and adjustment module The LC display indicates the individual menu items The functions of the individual keys...

Page 29: ...cation in the menu item Application different adjustment units are available 4 Position correction In this menu item you compensate the influence of the installation position of the instrument offset...

Page 30: ...strument status pointer measure ment reliability simulation Additional adjustments PIN units SV 2 date time reset copy function Info Instrument name hardware and software version date of manu facture...

Page 31: ...nt Switchover is carried out in the adjustment menu Depending on the selected application different subchapters in the following adjustment steps are important There you can find the individual adjust...

Page 32: ...n correction the offset value can be deter mined by the user Select for this purpose the function Edit and enter the requested value Save your settings with OK and move with ESC and to the next menu i...

Page 33: ...is always carried out without chang ing the product level These settings can be made ahead of time without the instrument having to be installed Note If the adjustment ranges are exceeded the entered...

Page 34: ...e mbar value with OK and set the cursor to the requested position with 3 Set the requested mbar value with and store with OK For an adjustment with pressure simply enter the actual measured value indi...

Page 35: ...red value indicated at the bottom of the display To damp process dependent measured value fluctuations set an integration time of 0 999 s in this menu item The increment is 0 1 s Depending on the sens...

Page 36: ...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 Select men...

Page 37: ...Technical data The lighting is switched off in delivery status In this menu item the device status is displayed The respective min and max measured value is saved in the sensor The two values are dis...

Page 38: ...st key has been pushed By entering a 4 digit PIN you protect the sensor data against unau thorized access and unintentional modification In this menu item the PIN is displayed or edited as well as mod...

Page 39: ...assigned Reset Setup Menu item Parameter Default value Measurement loop name Sensor Application Application pro cess pressure Application level No reset Slave for elec tronic differential pressure No...

Page 40: ...Scaling Scaling size Volume in l Scaling format 0 corresponds to 0 l 100 corresponds to 0 l Current out put Current output Size Lin percent Level Current output adjustment 0 100 correspond to 4 20 mA...

Page 41: ...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 special requirements Change the settings of the...

Page 42: ...y 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 ju...

Page 43: ...ed out via the interface adapter VEGACONNECT Scope of the parameter adjustment Sensor electronics 3 1 2 Fig 26 Connection of the PC directly to the sensor via the interface adapter 1 USB cable to the...

Page 44: ...ry to separate the connection to the RTU RS485 USB 1 2 3 4 5 Fig 28 Connection of the PC via the interface adapter to the RS 485 cable 1 Interface adapter RS 485 USB 2 USB cable to the PC 3 RS 485 cab...

Page 45: ...the DTMs Fig 29 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 complet...

Page 46: ...Tware VEGABAR 83 Modbus and Levelmaster protocol 46295 EN 131107 7 3 Saving the parameter adjustment data We recommend documenting or saving the parameter adjustment data via PACTware That way the dat...

Page 47: ...e Level Flow Density Interface Percentage value Lin percent Scaled values Measuring cell temperature Electronics temperature When the instrument is shipped the measured value memory is active saving d...

Page 48: ...asured 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 v...

Page 49: ...for repair F040 Error in the electronics Hardware defect Exchanging the electronics Send instrument for repair F041 Error in the electronics No connection to the sensor electronics Check connection t...

Page 50: ...end after 60 mins 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 me...

Page 51: ...valuation of fault messages for example via the display and adjustment module Checking the output signal Treatment of measurement errors Further comprehensive diagnostics options are available with a...

Page 52: ...n Fperf Basic accuracy Fstab Long term drift FT Thermal change of zero signal and output span FKl Deviation You can find the specifications in chapter Technical data Pressure measurement in the pipeli...

Page 53: ...ernal housing 1 Process assembly 2 Plug connector 3 Cable assembly 4 Connection cable 5 External housing 3 Loosen the plug connector 4 Mount the new process assembly on the measuring point 5 Plug the...

Page 54: ...C with PACTware Current sensor software as file 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 informa...

Page 55: ...cling 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 r...

Page 56: ...pport on connection cable PE hard Isolating liquid METEC measuring cell KN 92 med white oil FDA conform Internal transmission liquid piezoresis tive strain gauge measuring cell Synthetic oil Halocarbo...

Page 57: ...selected pressure type are possible The specifications on the nameplate apply Nominal range Overload capacity max pressure Overload capacity min pres sure Gauge pressure 0 0 4 bar 0 40 kPa 2 bar 200...

Page 58: ...ossible The specifications on the nameplate apply Nominal range Overload capacity max pressure Overload capacity min pres sure Gauge pressure 0 5 psig 25 psig 14 5 psig 0 15 psig 75 psig 14 5 psig 0 3...

Page 59: ...r 100 kPa 0 2 5 bar 0 250 kPa 50 bar 5000 kPa 1 bar 100 kPa 0 10 bar 0 1000 kPa 90 bar 9000 kPa 1 bar 100 kPa 0 25 bar 0 2500 kPa 130 bar 13000 kPa 1 bar 100 kPa 1 0 bar 100 0 kPa 35 bar 3500 kPa 1 ba...

Page 60: ...sig 14 5 psig 0 7 0 7 psig 225 psig 14 5 psig 3 3 psig 290 psi 14 5 psig 7 7 psig 510 psig 14 5 psig Absolute pressure 0 1 5 psi 225 psi 0 psi 0 5 psi 435 psi 0 psi 0 15 psi 510 psi 0 psi 0 30 psi 725...

Page 61: ...kPa 12 5 15 4 psi Determination of characteristics Limit point adjustment according to IEC 61298 2 Characterstic curve Linear Reference installation position upright diaphragm points downward Influenc...

Page 62: ...0 C x 0 5 0 5 x TD 0 015 K x T 20 C x 0 5 0 5 x TD 40 100 C 104 212 F 0 15 x 0 5 0 5 x TD 0 005 K x T 20 C x 0 5 0 5 x TD 0 3 x 0 5 0 5 x TD 100 120 C 212 248 F 0 15 0 005 K x T 100 C x 0 5 0 5 x TD 0...

Page 63: ...ction cable PE 20 60 C 4 140 F 20 60 C 4 140 F Process conditions Product temperature piezoresistive strain gauge measuring cell Seal Standard Extended temperature range Version for oxygen ap plicatio...

Page 64: ...e 0 2 1 5 mm AWG 24 16 Electromechanical data version IP 66 IP 68 1 bar Connection cable Configuration four wires one breather capillary one suspension cable screen braiding metal foil mantle Wire cro...

Page 65: ...ts 4 keys Protection rating unassembled IP 20 mounted into the housing without cover IP 40 Materials Housing ABS Inspection window Polyester foil Interface to the external display and adjustment unit...

Page 66: ...gle chamber IP 66 IP 68 0 2 bar IP 68 1 bar NEMA 4X 6P Double chamber IP 66 IP 67 IP 66 IP 68 0 2 bar NEMA 4X NEMA 4X Stainless steel electro polished Single chamber Single chamber IP 69K IP 66 IP 68...

Page 67: ...the transmission check Bus architecture In the version Modbus RTU up to 32 participants can be connected to the bus The length of the twisted two wire cable can be up to 1200 m The bus must be termina...

Page 68: ...EE 754 are transmitted with individually selectable order of the data bytes byte transmission order This Byte transmission order is determined in the parameter Format Code Hence the RTU knows the regi...

Page 69: ...Unit Code QV 118 Quarternary Variable in Byte Order CDAB Status 1300 DWord See Register 100 PV 1302 Primary Variable in Byte Order of Register 3000 SV 1304 Secondary Variable in Byte Order of Register...

Page 70: ...Endian SV 2204 DWord Secondary Variable in Byte Order BACD Middle En dian TV 2206 DWord Third Variable in Byte Order BACD Middle Endian QV 2208 DWord Quarternary Variable in Byte Order BACD Middle En...

Page 71: ...which the readout should start and the number of registers are transmitted Request Parameter Length Code Data Function Code 1 Byte 0x04 Start Address 2 Bytes 0x0000 to 0xFFFF Number of Registers N 2 B...

Page 72: ...Code Name 0x00 Return Data Request 0x0B Return Message Counter With sub function codes 0x00 only one 16 bit value can be written FC16 Write Multiple Register With this function code several holding r...

Page 73: ...e Identification With this function code the Device Identification can be queried Request Parameter Length Code Data Function Code 1 Byte 0x2B MEI Type 1 Byte 0x0E Read Device ID Code 1 Byte 0x01 to 0...

Page 74: ...Even None Stop Bits 1 2 1 Address range Levelmaster 32 32 The Levelmaster commands are based on the following syntax Capital letters are at the beginning of certain data fields Small letters stand for...

Page 75: ...transmitted as first measured value SV as second measured value PV SV TV and QV can be adjusted via the sensor DTM Report Unit Number Request Parameter Length Code Data Report Unit Number 5 character...

Page 76: ...y none 81 even 71 de fault odd 71 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 st...

Page 77: ...Receive to Transmit Delay Request Parameter Length Code Data Report Receive to Transmit Delay 4 characters ASCII UuuR Response Parameter Length Code Data Report Receive to Transmit Delay 7 characters...

Page 78: ...8 30 Vdc to GND Fig 34 Connection of VEGABAR 83 to RTU Fisher ROC 809 1 VEGABAR 83 2 RTU Fisher ROC 809 3 Voltage supply Parameter Parameter Value Baud Rate 9600 Floating Point Format Code 0 RTU Data...

Page 79: ...Connection of VEGABAR 83 to RTU ABB Total Flow 1 VEGABAR 83 2 RTU ABB Total Flow Parameter Parameter Value Baud Rate 9600 Floating Point Format Code 0 RTU Data Type 16 Bit Modicon Input Register Base...

Page 80: ...BAR 83 to RTU Thermo Electron Autopilot 1 VEGABAR 83 2 RTU Thermo Electron Autopilot 3 Voltage supply Parameter Parameter Value Baud Rate 9600 Floating Point Format Code 0 RTU Data Type IEE Fit 2R Inp...

Page 81: ...nection of VEGABAR 83 to RTU Bristol ControlWave Micro 1 VEGABAR 83 2 RTU Bristol ControlWave Micro 3 Voltage supply Parameter Parameter Value Baud Rate 9600 Floating Point Format Code 2 FC4 RTU Data...

Page 82: ...1 VEGABAR 83 2 RTU ScadaPack 3 Voltage supply Parameter Parameter Value Baud Rate 9600 Floating Point Format Code 0 RTU Data Type Floating Point Input Register Base Number 30001 The basic number of t...

Page 83: ...w vega com under Downloads and Drawings Housing 2 1 79 mm 3 11 84 mm 3 31 M16x1 5 112 mm 4 41 M20x1 5 NPT 87 mm 3 43 M16x1 5 84 mm 3 31 120 mm 4 72 M20x1 5 NPT Fig 39 Dimensions housing with integrate...

Page 84: ...23 80 mm 3 15 108 mm 4 25 41 6 mm 1 64 66 mm 2 60 59 mm 2 32 110 mm x 90 mm 4 33 x 3 54 110 mm x 90 mm 4 33 x 3 54 51 mm 2 01 41 6 mm 1 64 Fig 40 IP 68 version with external housing plastic version 1...

Page 85: ...0 98 15 mm 0 59 20 mm 0 79 NPT 65 mm 2 56 19 mm 0 75 M20x1 5 25 mm 0 98 65 mm 2 56 5 mm 0 20 3 mm 0 12 6 mm 0 24 G G 60 mm 2 36 17 mm 0 67 20 mm 0 79 3 mm 0 12 17 5 mm 0 69 LF DU LT LE LY SW 27mm 1 0...

Page 86: ...mm 2 17 G1 NPT1 118 mm 4 65 46 mm 1 81 84 mm 3 31 G 65 mm 2 56 G1 65 mm 2 56 20 5 mm 0 81 10 mm 0 39 20 5 mm 0 81 10 mm 0 39 18mm 0 71 30 mm 1 18 SW 41mm 1 61 SW 46mm 1 81 SW 46mm 1 81 Fig 42 VEGABAR...

Page 87: ...07 64 mm 2 52 80 mm 3 15 84 mm 3 31 80 mm 3 15 80 mm 3 15 65 mm 2 56 105 mm 4 13 82 mm 3 23 78 mm 3 07 Fig 43 VEGABAR 83 hygienic fitting 105 C 150 C piezoresistive strain gauge measuring cell AR Cla...

Page 88: ...mm 3 07 84 mm 3 31 78 mm 3 07 78 mm 3 07 66 mm 2 60 105 mm 4 13 78 mm 3 07 83 mm 3 27 ES AR FR AA LP L Fig 44 VEGABAR 83 hygienic fitting 180 C 200 C METEC measuring cell AR Clamp 2 PN16 64mm DIN 326...

Page 89: ...0 24 160 8x 18 138 3 1 3 3 150 40 300 28 250 8x 26 218 3 LC 50 40 165 20 125 4x 18 102 3 38 CA 2 150 lbs CB 3 150 lbs 2 3 62 4x 0 75 4 75 0 77 7 48 4x 0 75 6 5 5 91 0 71 11 81 0 79 0 95 0 95 1 10 0 79...

Page 90: ...8x 26 218 3 LC 50 40 165 20 125 4x 18 102 3 38 CA 2 150 lbs CB 3 150 lbs 2 3 62 4x 0 75 4 75 0 77 7 48 4x 0 75 6 5 5 91 0 71 11 81 0 79 0 95 0 95 1 10 0 79 4 33 4 92 6 30 7 48 9 84 4 92 4x 0 71 4x 0...

Page 91: ...gewerbliche Schutzrechte N here 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 s...

Page 92: ...or codes 48 50 Event memory 47 F Fault rectification 51 Functional principle 9 G Gas tight leadthrough Second Line of Defense 16 L Level measurement 19 Linearization 35 M Main menu 30 Maintenance 47 M...

Page 93: ...93 Notes VEGABAR 83 Modbus and Levelmaster protocol 46295 EN 131107...

Page 94: ...94 Notes VEGABAR 83 Modbus and Levelmaster protocol 46295 EN 131107...

Page 95: ...95 Notes VEGABAR 83 Modbus and Levelmaster protocol 46295 EN 131107...

Page 96: ...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 n...

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