Vega VEGAPULS 64 Operating Instructions Manual page 72

11 Supplement
10 mm (0.3937 in)
2 mm (0.079 in)
0
- 2 mm (- 0.079 in)
- 10 mm (- 0.3937 in)
1 2
Fig. 55: Deviation under reference conditions - plastic horn antenna
1 Reference plane
2 Antenna edge
3 Recommended measuring range
10 mm (0.3937 in)
2 mm (0.079 in)
- 2 mm (- 0.079 in)
- 10 mm (- 0.3937 in)
Fig. 56: Deviation under reference conditions - flange with encapsulated antenna system
1 Reference plane
2 Antenna edge
3 Recommended measuring range
Repeatability
Deviation with bulk solids
Variables influencing measurement accuracy
Specifications apply to the digital measured value
Temperature drift - Digital output
Specifications apply also to the current output
Temperature drift - Current output
Additional deviation through electromagnetic interference
Ʋ According to NAMUR NE 21
Ʋ According to EN 61326-1
72
0,25 m (0.8202 ft)
0
0,25 m (0.8202 ft)
2
1
≤ ±1 mm
The values depend to a great extent on the application.
Binding specifications are thus not possible.
±3 mm/10 K, max. 10 mm
±0.03 %/10 K relating to the 16 mA span max. ±0.3 %
< ±80 µA
None
VEGAPULS 64 • 4 ... 20 mA/HART - two-wire
3
3