Vega VEGAPULS 63 Operating Instructions Manual page 54

10 Supplement
Reference conditions to measuring accuracy (according to DIN EN 60770-1)
Reference conditions according to DIN EN 61298-1
Ʋ Temperature
Ʋ Relative humidity
Ʋ Air pressure
Other reference conditions
Ʋ Reflector
Ʋ False reflections
Characteristics and performance data
Measuring frequency
Meas. interval approx.
Beam angle -3 dB
6)
Ʋ Tri-Clamp 2"
Ʋ Clamp 3", 4"
Ʋ Slotted nut DN 50
Ʋ Slotted nut DN 80
Ʋ Flange DN 50, ANSI 2"
Ʋ Flange DN 80 ... DN 150, AN-
SI 3" ... 6"
Step response or adjustment time
Max. level change
Max. emitted HF power of the antenna system
Ʋ Pulse peak power
Ʋ Pulse duration
Ʋ Average power
Ʋ Average power with 1 m distance
Max. emitted HF power of the antenna system - Version with increased sensitivity
Ʋ Pulse peak power
Ʋ Pulse duration
Ʋ Average power
Ʋ Average power with 1 m distance
Measuring accuracy
Resolution, general
Deviation
8)
Corresponds to the range with 50 % of the emitted power
6)
Time to output the correct level (with max. 10 % deviation) after a sudden level change.
7)
Incl. non-linearity, hysteresis and non-repeatability.
8)
54
+18 ... +30 °C (+64 ... +86 °F)
45 ... 75 %
860 ... 1060 mbar/86 ... 106 kPa (12.5 ... 15.4 psig)
ideal reflector, e.g. metal plate 2 x 2 m
Biggest false signal, 20 dB smaller than the useful signal
K-band (26 GHz technology)
1 s
18°
10°
18°
10°
18°
10°
> 1 s (dependent on the parameter setting)
7)
Adjustable up to 1 m/min. (dependent on the parameter
settings)
< 2 mW
< 2 ns
< 5 µW
< 200 nW/cm
< 10 mW
< 2 ns
< 25 µW
< 1 µW/cm
2
max. 1 mm (0.039 in)
see diagrams
2
VEGAPULS 63 • Profibus PA