VEGA VEGAFLEX 83 4 … 20 mA_HART two-wire PFA insulated User Manual
Page 77
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77
11 Supplement
VEGAFLEX 83 • 4 … 20 mA/HART two-wire
41834-EN-130612
2
4
5
3
1
2
4
5
3
1
Fig. 43: Measuring ranges - VEGAFLEX 83
1 Reference plane
2 Probe length L
3 Measuring range (default setting refers to the measuring range in water)
4 Upper dead band (see diagrams under Accuracy - grey section)
5 Lower dead band (see diagrams under Accuracy - grey section)
Output variable
Output signal
4 … 20 mA/HART
Range of the output signal
3.8 … 20.5 mA/HART (default setting)
Fulfilled HART specification
7
Signal resolution
0.3 µA
Failure signal current output (adjustable) Last valid measured value, ≥ 21 mA, ≤ 3.6 mA
Max. output current
21.5 mA
Starting current
≤ 10 mA for 5 ms after switching on, ≤ 3.6 mA
Load
see load under Power supply
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