VEGA VEGACAL 62 Foundation Fieldbus - Manual (Page 38)

38
10 Supplement
VEGACAL 62 • Foundation Fieldbus
30026-EN-130917
Ʋ Channel 2 Secondary value 1
Ʋ Channel 3 Secondary value 2
Transmission rate 31.25 Kbit/s
Current value 10 mA, ±0.5 mA
Damping (63 % of the input variable) 0 … 999 s, adjustable
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)