Vega VEGABAR 66 4 … 20 mA_HART - climate compensated Bedienungsanleitung PDF herunterladen (Seite 57)

10 Supplement

VEGABAR 66 • 4 … 20 mA/HART - climate compensated

36738-EN-130321

Thespecicationsareonlyanoverviewandrefertothemeasuringcell.Limitationsduetothema-

terialandversionoftheprocessttingarepossible.Thespecicationsonthenameplateapply.

Nominalrange Overload capacity, max.

pressure

Overload capacity, min. pres-

sure

Gauge pressure

0 … +3 psig +500 psig -15 psig

0 … +6 psig +700 psig -15 psig

0 … +15 psig +700 psig -15 psig

0 … +35 psig +950 psig -15 psig

0 … +70 psig +950 psig -15 psig

0 … +150 psig +1300 psig -15 psig

0 … +350 psig +1900 psig -15 psig

0 … +900 psig +2900 psig -15 psig

Referenceconditionsandactuatingvariables(accordingtoDINEN60770-1)

Reference conditions according to DIN EN 61298-1

Ʋ Temperature +15 … +25 °C (+59 … +77 °F)

Ʋ Relative humidity 45 … 75 %

Ʋ Air pressure 860 … 1060 mbar/86 … 106 kPa (12.5 … 15.4 psig)

Determination of characteristics Limit point adjustment according to IEC 61298-2

Characterstic curve Linear

Reference installation position upright, diaphragm points downward

Inuenceoftheinstallationposition < 0.2 mbar/20 Pa (0.003 psig)

Deviation determined according to the limit point method according to IEC 60770

12)

Applies to the digitalsignaloutput(HART,ProbusPA,FoundationFieldbus)aswellastoana-

logue current output 4 … 20 mA and refers to the set span. Turn down (TD) is the ratio nominal

measuring range/set span.

Deviation

Ʋ Turn down 1 : 1 up to 5 : 1 < 0.1 %

Ʋ Turn down > 5 : 1 < 0.02 % x TD

Inuenceoftheproductorambienttemperature

Averagetemperaturecoecientofthezerosignalandtheoutputspan

Applies to the digitalsignaloutput(HART,ProbusPA,FoundationFieldbus)aswellastoana-

logue current output 4 … 20 mA and refers to the set span. Turn down (TD) is the ratio nominal

measuring range/set span.

12)

Incl. non-linearity, hysteresis and non-repeatability.

1 2 ... 52 53 54 55 56 57 58 59 60 61 62 ... 75 76

Keine Kommentare

Vega VEGABAR 66 4 … 20 mA_HART - climate compensated Bedienungsanleitung Seite 57