VEGA VEGABAR 81 4 … 20 mA_HART - Operating Instructions - Manual (Page 64)

64
11 Supplement
VEGABAR 81 • 4 … 20 mA/HART
45018-EN-131010
The specifications are only an overview and refer to the measuring cell. Limitations due to the
material and version of the process fitting as well as the selected pressure type are possible. The
specifications on the nameplate apply.
Nominal range Overload capacity, max.
pressure
Overload capacity, min. pres-
sure
Gauge pressure
0 … +5 psig
+25 psig -14.5 psig
0 … +15 psig +75 psig -14.5 psig
0 … +30 psig +120 psig -14.5 psig
0 … +150 psig +450 psig -14.5 psig
0 … +300 psig +600 psig -14.5 psig
0 … +600 psig +1200 psig -14.5 psig
0 … +1500 psig +3000 psig -14.5 psig
0 … +3000 psig +6000 psig -14.5 psig
0 … +9000 psig +18000 psig -14.5 psig
0 … +15000 psig +22500 psig -14.5 psig
-14.5 … 0 psig +75 psig -14.5 psig
-14.5 … +20 psig +120 psig -14.5 psig
-14.5 … +150 psig +1200 psig -14.5 psig
-14.5 … +300 psig +1200 psig -14.5 psig
-14.5 … +600 psig +1200 psig -14.5 psig
-3 … +3 psig +25 psig -14.5 psig
-7 … +7 psig +75 psig -14.5 psig
Absolute pressure
0 … +15 psi
+75 psi 0 psi
0 … +30 psi +120 psi 0 psi
0 … +150 psi +1200 psi 0 psi
0 … +300 psi +1200 psi 0 psi
Output variable
For details on the operating voltage see chapter "Voltage supply"
Output signal
4 … 20 mA/HART
Range of the output signal 3.8 … 20.5 mA/HART (default setting)
Fulfilled HART specification 7.3
Signal resolution 0.3 µA
Failure signal current output (adjustable) ≥ 21 mA, ≤ 3.6 mA, last valid measured value
Max. output current
21.5 mA
Starting current ≤ 10 mA for 5 ms after switching on, ≤ 3.6 mA
Load Load resistor, see chapter "Voltage supply"