User Manual

Cycle time measuring cycle approx.
- Standard electronics 0.5 s
- Electronics with increased sensitivity 1 s
Signal resolution 0.3 µA
Residual ripple ±0.4 µA
Failure signal current output (adjustable) mA-value unchanged 20.5 mA, 22 mA, < 3.6 mA
Max. output current 22 mA
Starting current ≤ 3.6 mA; ≤ 10 mA for 5 ms after switching on
Load see load diagram under Power supply
Damping (63 % of the input variable) 0 … 999 s, adjustable
HART output values according to HART 7.0
1)
- PV (Primary Value) Distance to the level
- SV (Secondary Value) Level as percentage value
- TV (Third Value) Linearised percentage value
- QV (Fourth Value) Scaled measured value
Resolution, digital < 1 mm (0.039 in)
Accuracy (similar to DIN EN 60770-1)
Process reference conditions according to DIN EN 61298-1
- Temperature +18 … +30 °C (+64 … +86 °F)
- Relative humidity 45 … 75 %
- Air pressure 860 … 1060 mbar/86 … 106 kPa (12.5 … 15.4 ps ig)
Installation reference conditions
- Min. distance to installations > 200 mm (7.874 in)
- Reflector Corner reflector
- False reflections Largest false echo 20 dB smaller than the useful
echo
Deviation with liquids See following diagrams
1)
Default values, can be assigned individually
56 VEGAPULS 62 • 4 … 20 mA/HART two-wire
11 Supplement
36503-EN-100607