VEGA VEGACAL 62 Profibus PA - Manual (Page 40)

40
10 Supplement
VEGACAL 62 • Profibus PA
30025-EN-130917
Input variable
Measured variable
level of non-conductive liquids and solids
Measuring principle phase-selective admittance processing (PSA)
Measuring range 0 … 3000 pF
Measuring frequency 270 kHz
Accuracy (according to DIN EN 60770-1)
Reference conditions according to DIN EN 61298-1
Ʋ Temperature +18 … +30 °C (+64 … +86 °F)
Ʋ Relative humidity 45 … 75 %
Ʋ Air pressure 860 … 1060 mbar/86 … 106 kPa (12.5 … 15.4 psig)
Temperature error
Ʋ < 120 pF < 1 pF
Ʋ > 120 pF 1 % of the current measured value
Linearity error < 0.25 % of the complete measuring range
Ambient conditions
Ambient, storage and transport tempera-
ture
-40 … +80 °C (-40 … +176 °F)
Process conditions
Process pressure
Ʋ Standard -1 … +64 bar/-100 … 6400 kPa (-14.5 … 928 psig)
Ʋ with screening tube adapter (PN1) 0 … +1 bar/0 … 100 kPa (0 … 14.5 psig)
Process temperature VEGACAL 62 of
316L
-50 … +150 °C (-58 … +302 °F)
Process temperature (thread or flange
temperature) with temperature adapter
(option)
-50 … +200 °C (-58 … +392 °F)
1
2
3
-50°C
(-58°F)
50°C
(122°F)
40°C
(104°F)
-40°C
(-40°F)
80°C
(176°F)
0°C
(32°F)
100°C
(212°F)
150°C
(302°F)
200°C
(392°F)
Fig. 24: Ambient temperature - Process temperature
1 Process temperature
2 Ambient temperature
3 Temperature range with temperature adapter
Dielectric constant ≥ 1.5