Vega VEGAWELL 51 4 … 20 mA_HART User Manual

Operating InstructionsVEGAWELL 514 … 20 mA/HARTArticle no. 32468Process pressure/Hydrostaticp

3.2 Principle of operationVEGAWELL 51 is used for level measurement in vessels andfor gauge measurement in deep wells, e.g. in water/sewagewater appli

Thepackaging of standard instruments consists of environ-ment-friendly, recyclable cardboard. For special versions, PEfoam or PE foil is also used. D

4 Mounting4.1 General instructionsMakesure that the wetted parts of the instrument, especiallythe seal and process fitting, are suitable for the existi

Fig. 2: Mountingexample: VEGAWELL 51 in a pump shaft with breather housingVEGABOX 02VEGAWELL 51 • 4 … 20 mA/HART 13Mounting32468-EN-080604

4.2 Mounting steps with straining clamp231Fig. 3: Strainingclamp1 Suspension cable2 Suspension opening3 Clamping jawsMount VEGAWELL 51 with straining

4.3 Mounting steps with screwed connection123456Fig. 4: Threaded fitting1 Suspensioncable2 Seal screw3 Cone bushing4 Seal cone5 Threaded fitting6 SealMo

5 Connecting to power supply5.1 Preparing the connectionAlways keep in mind the following safety instructions:l Connect only in the complete absence o

Usecable with round cross-section. A cable outer diameter of5 … 9 mm (0.2 … 0.35 in) ensures the seal effect of the cablegland. If you are using cable

Takenote of the corresponding installation regulations for Exapplications.5.2 Connection procedureProceed as follows:1 Wire the connection cable up to

5.3 Wiring plan18234567Fig. 6: Wireassignment, connection cable1 blue (-): to power supply or to the processing system2 brown (+): to power supply or

Content1 About this document1.1 Function .. . . . . . . . . . . . . . . . . . . . . . . . . . . .41.2 Target group . . . . . . . . . . . . . . . . . .

1234--+mA+1 21 2123––++Fig. 8: Terminalassignment VEGABOX 021 To power supply or the processing system (signal pressure transmitter)2 For voltage supp

6 Setupwith PACTware™6.1 Connecting the PC15234Fig. 9: Connectionof the PC to VEGABOX 02 or communication resistor1 PC with PACTware™2 RS232 interface

Note:Withpower supply units with integrated HART resistance(internal resistance approx. 250 Ω), an additional externalresistance is not necessary (e.

Goviawww.vega.comand "Downloads" to the item "Soft-ware".VEGAWELL 51 • 4 … 20 mA/HART 23Setupwith PACTware™32468-EN-080604

7 Maintenance and fault rectification7.1 MaintenanceWhenused in the correct way, no special maintenance isrequired in normal operation.7.2 Remove inter

à Checkthe pressure compensation in the housing andclean the filter element, if necessary? 4 … 20 mA signal missingl Wrong connection to power supplyà

7.4 Instrument repairIf a repair is necessary, please proceed as follows:You can download a return form (23 KB) from our Internethomepagewww.vega.com

8 Dismounting8.1 Dismounting stepsWarning:Before dismounting, be aware of dangerous process con-ditions such as e.g. pressure in the vessel, high temp

9 Supplement9.1 TechnicaldataGeneral dataMeasured value LevelMeasuring principle Ceramic-capacitive, dry measuring cellCommunication interface HART si

Nominalrange Overload, max. pressure Overload, min. pressureGauge pressure0 … 0.1 bar/0 … 10 kPa 15 bar/1500 kPa -0.2 bar/-20 kPa0 … 0.2 bar/0 … 20 kP

7.4 Instrument repair . . . . . . . . . . . . . . . . . . . . . . .268 Dismounting8.1 Dismounting steps . . . . . . . . . . . . . . . . . . . . . .278

Signal resolution 2 µAFailure signal < 3.6 mA; 20.5 mA; 22 mA; unchanged(adjustable via PACTware™)Max. output current 22 mARun-up time 15 sStep res

Influenceof the product or ambient temperatureApplies to digital HART interface as well as to analogue current output 4 … 20 mA.Specifications refer to

AmbientconditionsAmbient temperature- Connection cable PE -40 … +60 °C (-40 … +140 °F)- Connection cable PUR, FEP -40 … +80 °C (-40 … +176 °F)Storage

- Max. length 1000 m (3280 ft)- Min. bendingradius 25 mm (with 25 °C/77 °F)- Diameter approx. 8 mm (0.315 in)- colour (non-Ex/Ex) - PE black/blue- col

Overvoltage category IIIProtection class IIIExisting approvals or approvals applied for10)Approvals- ATEXATEXII 2G EEx ia IIC T6- IEC IEC Ex ia IIC T6

9.2 DimensionsVEGAWELL 511 2L175 mm (6 57/64")228 mm (8 31/32")ø 22 mm(55/64")52 mm(2 3/64")38,5 mm(1 33/64")14 mm(35/64"

9.3 Industrial property rightsVEGA product lines are global protected by industrial propertyrights. Further information see http://www.vega.com.Only i

SupplementVEGAWELL 51 • 4 … 20 mA/HART 3732468-EN-080604

Supplement38 VEGAWELL 51 • 4 … 20 mA/HART32468-EN-080604

SupplementVEGAWELL 51 • 4 … 20 mA/HART 3932468-EN-080604

1 About this document1.1 FunctionThisoperating instructions manual provides all the informationyou need for mounting, connection and setup as well asi

VEGA Grieshaber KGAm Hohenstein 11377761 SchiltachGermanyPhone +49 7836 50-0Fax +49 7836 50-201E-mail: [email protected] date:ISO 9

2 Foryour safety2.1 Authorised personnelAlloperations described in this operating instructions manualmust be carried out only by trained specialist pe

Duringthe entire duration of use, the user is obliged todetermine the compliance of the required occupational safetymeasures with the current valid ru

Youcan view all software histories on our websitewww.vega.com. Make use of this advantage and get registered for updateinformation via e-mail.2.8 Safe

3 Product description3.1 ConfigurationThe scope of delivery encompasses:l VEGAWELL 51 pressuretransmitter with suspension cablel Straining clamp or thr

321Fig. 1: Exampleof a VEGAWELL 51 with screwed connection1 Transmitter2 Suspension cable3 Threaded fittingThe type label contains the most important d