VEGA VEGAFLEX 82 4 … 20 mA_HART four-wire - Manual (Page 70)

70
11 Supplement
VEGAFLEX 82 • 4 … 20 mA/HART - four-wire
41830-EN-130314
L
0
-2 mm
(-0.079")
2 mm
(0.079")
15 mm
(0.591")
-10 mm
(-0.394")
0,3 m
(11.811")
0,08 m
(3.15")
0,02 m
(0.787")
1
Fig. 39: Deviation VEGAFLEX 82 in rod version
1 Dead band - no measurement possible in this area
L Probe length
0
2 mm
(0.079")
-2 mm
(-0.079")
15 mm
(0.591")
10 mm
(0.394")
0,08 m
(3.15")
0,3 m
(11.811")
0,1 m
(3.94")
L
1
Fig. 40: Deviation VEGAFLEX 82 in cable version in water
1 Dead band - no measurement possible in this area
L Probe length
Repeatability ≤ ±1 mm
Variables influencing measurement accuracy
Specifications for the digital measured value
Temperature drift - Digital output
±3 mm/10 K relating to the max. measuring range or
max. 10 mm (0.394 in)
Additional deviation through electromag-
netic interference acc. to EN 61326
< ±10 mm (< ±0.394 in)
Specifications apply also to the current output
Temperature drift - Current output
±0.03 %/10 K relating to the 16 mA span max. ±0.3 %
Deviation on the current output by ana-
logue/digital conversion
< ±15 µA