VEGA VEGAFLEX 82 4 … 20 mA_HART four-wire User Manual
Page 68
68
11 Supplement
VEGAFLEX 82 • 4 … 20 mA/HART - four-wire
41830-EN-130314
Ʋ Cable: ø 6 mm (0.236 in)
20 Nm (14.75 lbf ft)
Ʋ Cable: ø 11 mm (0.433 in) - PA coated 20 Nm (14.75 lbf ft)
Ʋ Rod: ø 16 mm (0.63 in)
20 Nm (14.75 lbf ft)
Torque for NPT cable glands and Conduit tubes
Ʋ Plastic housing
max. 10 Nm (7.376 lbf ft)
Ʋ Aluminium/Stainless steel housing
max. 50 Nm (36.88 lbf ft)
Input variable
Measured variable
Level of solids
Min. dielectric constant of the medium
ε
r
≥ 1.5
4
5
3
1
2
4
5
3
1
2
Fig. 38: Measuring ranges - VEGAFLEX 82
1 Reference plane
2 Probe length L
3 Measuring range
4 Upper dead band (see diagrams under Accuracy - grey section)
5 Lower dead band (see diagrams under Accuracy - grey section)
Output variable
Output signals
4 … 20 mA/HART - active; 4 … 20 mA/HART - passive
Terminal voltage passive
9 … 30 V DC
Shortcircuit protection
Available
Potential separation
Available
Signal resolution
0.3 µA
Failure signal current output (adjustable) Last valid measured value, ≥ 21.0 mA, ≤ 3.6 mA
Max. output current
22 mA