VEGA VEGASON 62 Profibus PA - Manual (Page 42)

42
10 Supplement
VEGASON 62 • Profibus PA
28785-EN-130417
Measuring characteristics
Ultrasonic frequency
55 kHz
Interval > 2 s (dependent on the parameter adjustment)
Abstrahlwinkel at -3 dB 11°
Adjustment time 5) > 3 s (dependent on the parameter adjustment)
Measuring accuracy
Resolution, general
max. 1 mm
Deviation 6) see diagram
16 mm (0.63 in)
-16 mm (-0.63 in)
5 m
(16.404 ft)
6 m
(19.685 ft)
7 m
(22.966 ft)
8 m
(26.247 ft)
4 m
(13.123 ft)
3 m
(9.843 ft)
2 m
(6.562 ft)
1 m
(3.28 ft)
10 mm (0.394 in)
4 mm (0.157 in)
-10 mm (-0.394 in)
-4 mm (-0.157 in)
Fig. 28: Deviation VEGASON 62
Influence of the ambient temperature to the sensor electronics 7)
Average temperature coefficient of the
zero signal (temperature error)
0.06 %/10 K
Ambient conditions
Ambient, storage and transport tempera-
ture
-40 … +80 °C (-40 … +176 °F)
Process conditions
Process pressure
-20 … 200 kPa/-0.2 … 2 bar (-2.9 … 29 psig)
Process temperature (transducer tem-
perature)
-40 … +80 °C (-40 … +176 °F)
Vibration resistance mechanical vibrations with 4 g and 5 … 100 Hz 8)
Electromechanical data - version IP 66/IP 67 and IP 66/IP 68; 0.2 bar
Cable entry/plug
9)
5) Time to output the correct level (with max. 10 % deviation) after a sudden level change.
6) Incl. non-linearity, hysteresis and non-repeatability.
7) Relating to the nominal measuring range.
8) Tested according to the guidelines of German Lloyd, GL directive 2.
9) Depending on the version M12 x 1, according to DIN 43650, Harting, 7/8" FF.