VEGA VEGABAR 52 - climate compensated User 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