Vega VEGAPULS 21 Operating Instructions Manual page 48

14 Supplement
Characteristics and performance data
Measuring frequency
Measuring cycle time
Step response time
9)
Beam angle
10)
Emitted HF power (depending on the parameter setting)
Ʋ Average spectral transmission power
density
Ʋ Max. spectral transmission power
density
Ʋ Max. power density at a distance of
1 m
Ambient conditions
Ambient temperature device
Storage and transport temperature
Mechanical environmental conditions
Sinusoidal vibrations
Impacts
Impact resistance
Process conditions
For the process conditions, please also note the specifications on the type label. The lowest value
(amount) always applies.
Process temperature
Process pressure
Electromechanical data
Cable entry
Ʋ Options
Ʋ Cable gland
Ʋ Closing cap
Wire cross-section (spring-loaded terminals)
Ʋ Massive wire, stranded wire
Ʋ Stranded wire with end sleeve
With operating voltage U
8)
Time span after a sudden distance change from 1 m to 5 m until the output signal reaches 90 % of the final
9)
value for the first time (IEC 61298-2). Valid with operating voltage U
Outside the specified beam angle, the energy level of the radar signal is 50% (-3 dB) less.
10)
EIRP: Equivalent Isotropic Radiated Power
11)
48
8)
≥ 24 V DC
B
W-band (80 GHz technology)
≤ 250 ms
≤ 3 s
8°
11)
-3 dBm/MHz EIRP
+34 dBm/50 MHz EIRP
< 3 µW/cm²
-40 ... +70 °C (-40 ... +158 °F)
-40 ... +80 °C (-40 ... +176 °F)
Class 4M8 acc. to IEC 60271-3-4
50 g, 2.3 ms according to EN 60068-2-27 (mechanical
shock)
IK07 acc. to IEC 62262
-40 ... +80 °C (-40 ... +176 °F)
-1 ... 3 bar (-100 ... 200 kPa/-14.5 ... 43.51 psig)
M20 x 1.5; ½ NPT
M20 x 1.5 (cable diameter 5 ... 9 mm)
½ NPT
0.2 mm² (AWG 24) ... 2.5 mm² (AWG 14)
0.2 mm² (AWG 24) ... 1.5 mm² (AWG 16)
≥ 24 V DC.
B
VEGAPULS 21 • Two-wire 4 ... 20 mA/HART