Vega VEGABAR 21 Bedienungsanleitung

pLevel and PressureOperating InstructionsVEGABAR 21876543214 ¼ 20 mADISPLAY VEGADIS 1012 ¼ 36 V DC E12+ -+-876543214 … 20 mADIS

10 VEGABAR 211.4 Approvals and certificatesApprovalsEx Zone 2StEx Zone 10Ship approvalCENELEC EEx ia IICATEX II 1G EEx ia IIC and WHGATEX II 1G EEX ia

VEGABAR 21 11Product descriptionProcess connectionsStandardStandardCooling element (TK = 4,5)Capillaries 1 m (TK = 15)D = outer flange diameterb = fla

12 VEGABAR 21Product descriptionDdMbD2D1Ld6D2L2gDMb60Tube isolating diaphragms with connection acc.to DIN 11 851Order DN PN G1 L2 D2 d6 g mcodeRF 50 2

VEGABAR 21 13Mounting, electrical connection2 MountingVEGABAR can be mounted in any position.The cable entries have to point downwards toavoid humidit

14 VEGABAR 218765321–+VEGABARVEGABAR (with or without indication)rd wt vio orEarth 1)Current meter for localcontrolSupply voltage12 … 36 V DC4 … 20 mA

VEGABAR 21 15Electrical connectionSupply via a DCS with active input circuitThe processing is made via a DCS with active input circuit.+ – –1

16 VEGABAR 21876543214 ¼ 20 mADISPLAY VEGADIS 1012 ¼ 36 V DC E12+ -+-OKOPERATEtSPANZEROiKey +: Changevalue (raising)Key –: Chan

VEGABAR 21 17Set-upDependent on the param-eter, change value (raising)or choose from listChoose menu point or inter-rupt inputAcc. to the menu point,

18 VEGABAR 21Set-upMenu planAd-just-mentCalcu-lationOutputSimula-tionOperate0,2mbarEscapeAdjustwithpress.AdustwithoutpressEscapeZero4,000mASpan4,000mA

VEGABAR 21 19Set-upAddi-tionalfunctiionEscapeSensordataLan-guageLan-guageEnglishResetP max150mbarTemp.30,7°CHerst.Date49.98P min-0,3mbarReset OK ?Rese

2 VEGABAR 21Safety informationSafety informationThe described module must only be installedand operated as described in these operatinginstructions. P

20 VEGABAR 21Set-upAdjustment by considering the actualpressure (life-adjustment)The life-adjustment comprises two steps:1 Adjustment of zero2 Adjustm

VEGABAR 21 21Set-upNote:- A modification of zero does not influencethe adjusted span.- By pushing the “+“ and “–“-keys the outputcurrent remains on th

22 VEGABAR 21TendencyindicationBargraphDigital valueSet-upAdditional functionsImportant sensor data can be indicated viaDOT-matrix for information and

VEGABAR 21 23Diagnosis5 Diagnosis5.1 MaintenanceVEGABAR process pressure transmitters aremaintenance free.5.2 Failure removalFault signalsWith selftes

24 VEGABAR 21Checking the electrical componentsDiagnosisVoltage- the terminal voltage on VEGABAR must beat least 12 V DCCurrentCurrent value Condition

VEGABAR 21 25Instrument modification6 Instrument modification6.1 Interchanging adjustmentmodulesThe modular construction of VEGABAR ena-bles to retrof

26 VEGABAR 21Measurement with isolating systems7 Measurement with isolating systemsApplication limitsIsolating systems extend the temperatureand produ

VEGABAR 21 27Notes

ISO 9001The statements on types, application, use and operating conditionsof the sensors and processing systems correspond to the actualknowledge at t

VEGABAR 21 3ContentsContentsSafety information ... 2Note Ex-area ...

4 VEGABAR 21Product description1 Product description1.1 Function and configurationVEGABAR 21 is an efficient pressure trans-mitter with isolating syst

VEGABAR 21 5Product description1.3 Technical dataMechanical dataMaterials, wetted partsProcess connection stainless steel 1.4571Diaphragm stainless st

6 VEGABAR 21Product descriptionSupply and signal circuitSupply voltage 12 … 36 V DCPermissible residual ripple USS £ 1 VOutput signal- range 3,8 … 20,

VEGABAR 21 7Product descriptionMeasuring rangesNominal measuring Gauge pressure Low pressurerange resistance 1)resistanceRelative pressure0 … 0,4 bar

8 VEGABAR 211)Relating to the nominal range.2)In the compensated temperature range of 0°C … +80°C, reference temperature 20°C. Without isolatingdiaphr

VEGABAR 21 9Product descriptionZusätzlicher Temperatureinfluß durch DruckmittlerProcess connection Temperature coefficient[mbar/10 K]FA Flange DN 25 P