VEGA VEGAWELL 52 4 … 20 mA_HART Pt 100 - Manual (Page 33)

Nominal range Overload capacity, max.
pressure Overload capacity, min.
pressure
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/HART
S ignal resolution 1 µA
F ault signal < 3.6 mA; 20.5 mA; 22 mA; unchanged (adjustable
via PACTware)
M ax. output current 22 mA
R un-up time approx. 15 s
S tep response time ≤ 200 ms (ti: 0 s, 0 … 63 %)
HART output value according to HART 5.0
-
PV (P
rimary Value)
P
ressure
Additional output parameter - temperature
integrated resistance thermometer P t 100 according to DIN EN 60751
R ange -50 … +100 °C (-58 … +212 °F)
R esolution 1 °K
A djustment external temperature transmitter
in VEGABOX 02
4 … 20 mA/HART according to -20 … +80 °C
(-4 … +176 °F)
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 psi)
D etermination of characteristics L imit point adjustment according to IEC 61298-2
C haracterstic curve L inear
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 7 )
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 with version < 0.2 %
-
T urn down 1 : 1 up to 5 : 1 < 0.2 %
7) I ncl. non-linearity, hysteresis and non-repeatability.
VEGAWELL 52 • 4 … 20 mA/HART Pt 33
10 S upplement
35402
-
EN
-111021