VEGA VEGABAR 52 - climate compensated - Manual (Page 48)

Nominal range Overload, max. pressure Overload, min. pressure
-15 … 25 psig 700 psig -15 psig
-15 … 70 psig 950 psig -15 psig
-15 … 150 psig 1300 psig -15 psig
-15 … 350 psig 1900 psig -15 psig
-15 … 900 psig 2900 psig -15 psig
-1.5 … 1.5 psig 500 psig -15 psig
-3 … 3 psig 500 psig -12 psig
-7 … 7 psig 700 psig -15 psig
Reference conditions and actuating variables (similar to DIN EN 60770-1)
R eference conditions according to DIN EN 61298-1
-
T emperature + 15 … +25 °C (+59 … +77 °F)
-
R elative humidity 45 … 75 %
-
A ir pressure 860 … 1060 mbar/86 … 106 kPa (12.5 … 15.4 psig)
D etermination of characteristics L imit point adjustment according to IEC 61298-2
C haracteristics curve linear
R eference installation position upright, diaphragm points downward
I nfluence of the installation position < 0.2 mbar/20 Pa (0.003 psig)
Deviation determined according to the limit point method according to IEC 60770 8)
A pplies to digital HART interface as well as to analogue current output 4 … 20 mA. Specifications
refer to the set span. Turn down (TD) is the relation nominal measuring range/set span.
D eviation < (0.05 + 0.025 x TD)%
Influence of the product or ambient temperature
Average temperature coefficient of the zero signal
A pplies to digital HART interface as well as to analogue current output 4 … 20 mA. Specifications
refer to the set span. Turn down (TD) is the relation nominal measuring range/set span.
Nominal measuring range in
bar/kPa Nominal
measuring
range in psig Average temperature coeffi-
cient of the zero signal
9)
Average temperature coeffi-
cient of the zero signal
10)
0 … 0.2 bar/0 … 20 kPa 0 … 3 psig < (0.05 + 0.05 x TD)%/10K < (0.05 + 0.1 x TD)%/10K
0 … 0.4 bar/0 … 40 kPa 0 … 6 psig < (0.05 + 0.05 x TD)%/10K < (0.05 + 0.1 x TD)%/10K
0 … 1 bar/0 … 100 kPa 0 … 15 psig < (0.02 + 0.05 x TD)%/10K < (0.02 + 0.1 x TD)%/10K
0 … 2.5 bar/0 … 250 kPa 0 … 35 psig < (0.02 + 0.05 x TD)%/10K < (0.02 + 0.1 x TD)%/10K
0 … 5 bar/0 … 500 kPa 0 … 70 psig < (0.02 + 0.03 x TD)%/10K < (0.04 + 0.06 x TD)%/10K
48 VEGABAR 52 • 4 … 20 mA/HART - climate compensated
10 S upplement
35075
-EN
-081209