VEGA VEGACAL 67 For connection to a signal conditioning instrument - Manual (Page 28)

28
9 Supplement
VEGACAL 67 • For connection to a signal conditioning instrument
31761-EN-130917
Supporting tube length L1 0.2 … 5.6 m (0.656 … 18.37 ft)
Max. lateral load 10 Nm (7.4 lbf ft)
Max. tensile load (cable)
Ʋ Ceramic partly insulated: ø 8 mm
(0.315 in)
10 KN (2248 lbf)
Max. torque (process fitting - thread) 80 Nm (58 lbf ft)
Output variable
Output signal
in the range of 4 … 20 mA
Suitable signal conditioning instruments e. g. VEGAMET 381, 391, 513, 514, 515, 624
Fault message
> 22 mA
Current limitation 28 mA
Load see load diagram under Power supply
Damping (63 % of the input variable) 0.1 s
Met NAMUR recommendation NE 43
Input variable
Measured variable
level of non-conductive liquids and solids
Measuring principle phase-selective admittance processing (PSA)
Measuring range
Ʋ range 1 0 … 120 pF
Ʋ range 2 0 … 600 pF
Ʋ range 3 0 … 3000 pF
Measuring frequency 430 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
-1 … 16 bar/-100 … 1600 kPa (-14.5 … 232 psig)
Process temperature (thread or flange temperature)
Ʋ Standard -50 … +300 °C (-58 … +572 °F)