VEGA VEGAWELL 72 4 … 20 mA User Manual
Page 31
Nominal range
Overload, max. pressure Overload, min. pressure
0 … 900
psig
2900
psig
-15
psig
A
bsolute pressure
0 … 15
psi
500
psi
0
psi
0 … 35
psi
700
psi
0
psi
0 … 70
psi
900
psi
0
psi
0 … 150
psi
1300
psi
0
psi
0 … 350
psi
1900
psi
0
psi
Output variable
O
utput signal
4 … 20
mA
S
ignal resolution
2 µA
F
ailure signal
22
mA
M
ax. output current
22
mA
R
un-up time approx.
2
s
S
tep response time
100
ms (ti: 0 s, 0 … 63 %)
F
ulfilled NAMUR recommendations
NE
43
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
5
)
S
pecifications refer to the set span. Turn down (TD) = nominal measuring range/set
span.
5)
I
ncl. non-linearity, hysteresis and non-repeatability.
VEGAWELL
72 • 4 … 20
mA
31
9 S
upplement
27501
-
EN
-080806