Vega VEGAPULS 62 Operating Instructions Manual page 59

11 Supplement
Gas phase Temperature
20 °C/68 °F
Air
200 °C/392 °F -0.01 %
400 °C/752 °F -0.02 %
20 °C/68 °F
Hydrogen
200 °C/392 °F -0.02 %
400 °C/752 °F -0.02 %
100 °C/212 °F 0.26 %
Steam (satura-
ted steam)
180 °C/356 °F 0.17 %
264 °C/507 °F 0.12 %
366 °C/691 °F 0.07 %
Characteristics and performance data
Frequency
Beam angle 2)
Horn antenna ø 40 mm (1.575 in)
-
Horn antenna ø 48 mm (1.89 in)
-
Horn antenna ø 75 mm (2.953 in)
-
Horn antenna ø 95 mm (3.74 in)
-
Parabolic antenna
-
Step response time 3)
Max. level change
Emitted HF power of the antenna system
Pulse peak power
-
Pulse duration
-
Pulse duration electronics with increased
-
sensitivity
Average power
-
Average power with 1 m distance
-
58
1 bar/ 10 bar/
14.5 psig 145 psig
0.00 % 0.22 %
0.13 %
0.08 %
0.10 %
-0.01 %
0.05 %
0.03 %
-
2.1 %
1.44 %
1.01 %
K-band (26 GHz technology)
22°
18°
10°
8°
4°
> 1 s (dependent on the parameter setting)
1 m/min.
< 10 mW
< 1 ns
< 2 ns
< 25 µW
< 1 µW/cm²
2)
Outside the specified beam angle, the energy of the radar signal has a level
of -3 dB (50 %).
3)
Time span after a sudden level change until the output signal has taken for
the first time 90 % of the final value (IEC 61298-2).
Pressure
50 bar/ 100 bar/
725 psig 1450 psig
1.2 % 2.4 %
0.74 % 1.5 %
0.52 % 1.1 %
0.61 % 1.2 %
0.37 % 0.76 %
0.25 % 0.53 %
- -
- -
9.2 %
-
5.7 % 13.2 %
VEGAPULS 62 • 4 ... 20 mA/HART two-wire
200 bar/
2900 psig
4.9 %
3.0 %
2.1 %
2.5 %
1.6 %
1.1 %
-
-
-
76.0 %