VEGA VEGAPULS 56V - Manual (Page 19)

VEGAPULS 56V 19
3 Technical data
3.1 Data
Power supply
Supply voltage from signal conditioning instrument VEGAMET
or processing system VEGALOG 571
(max. 36 V DC)
Fuse 0,5 A (slow-blow)
Current consumption max. 22,5 mA
Power consumption max. 80 mW; 0,45 VA
Load resistance of the signal line max. 15␣
Ω
(7,5␣
Ω
with separator VEGATRENN 548V␣ Ex) per
wire or max. 1000␣ m cable length
Measuring range 1)
Standard 0 … 20 m
Measurement in standpipe
- VEGAPULS 56 on DN 50
0 … 16 m
- VEGAPULS 56 on DN 100 0 … 19 m
Output signal (see also "Outputs and processing“)
Digital measuring signal (VBUS)
Adjustment
- PC and adjustment software VEGA Visual Operating
- adjustment module MINICOM
- signal conditioning instrument VEGAMET (6-key-adjustment field on signal conditioning
instrument)
Accuracy (typical values under reference conditions) 2)
Class accuracy < 0,1 % (deviation in characteristics including
repeatability and hysteresis according to the
limit point adjustment relating to max.
measuring range)
Linearity error better than 0,05 %
Influence
- of the ambient temperature
2) 0,06 %/10 K
- of the process temperature 2) negligible (0,004 %/10 K at 5 bar)
(0,003 %/10 K at 40 bar)
- of the process pressure 0,025 %/bar
Resolution of the digital output signal 0,005 % (relating to max. measuring range)
Adjustment time 1 … 10 s (dependent on factory setting)
Resolution 1 mm
Technical data
1) Min. distance of the antenna tip to the medium 5 cm
2) Reference conditions according to IEC 770