Vega VEGABAR 55 Foundation Fieldbus - climate compensat Bedienungsanleitung PDF herunterladen (Seite 48)

10 Supplement

VEGABAR 55 • Foundation Fieldbus - climate compensated

39443-EN-130321

Nominalrange Overload capacity, max.

pressure

Overload capacity, min. pres-

sure

0 … +150 psig +700 psig -15 psig

0 … +350 psig +700 psig -15 psig

-15 … 0 psig +500 psig -15 psig

-15 … +25 psig +700 psig -15 psig

-15 … +70 psig +700 psig -15 psig

-15 … +150 psig +700 psig -15 psig

-15 … +350 psig +700 psig -15 psig

-0.7 … +0.7 psig +200 psig -15 psig

-1.5 … +1.5 psig +290 psig -15 psig

-3 … +3 psig +430 psig -15 psig

-7 … +7 psig +500 psig -15 psig

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

Reference conditions according to DIN EN 61298-1

Ʋ Temperature 18 … 30 °C (64 … 86 °F)

Ʋ Relative humidity 45 … 75 %

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

Determination of characteristics limit point adjustment according to DIN 16086

Characterstic curve Linear

Reference installation position upright, diaphragm points downward

Inuenceoftheinstallationposition < 5 mbar/0.5 kPa (0.07 psig)

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

10)

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 with version 0.075 %

Ʋ Turn down 1 : 1 up to 5 : 1 < 0.075 %

Ʋ Turn down > 5 : 1 < 0.015 % x TD

Deviation with version 0.1 %

Ʋ Turn down 1 : 1 up to 5 : 1 < 0.1 %

Ʋ Turn down > 5 : 1 < 0.02 % x TD

Deviation with version 0.2 %

Ʋ Turn down 1 : 1 up to 5 : 1 < 0.2 %

Ʋ Turn down > 5 : 1 < 0.04 % x TD

Deviation with absolute pressure measuring range 0.1 bar

Ʋ Turn down 1 : 1 up to 5 : 1 < 0.25 %

Ʋ Turn down > 5 : 1 < 0.05 % x TD

10)

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

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