VEGA VEGAFLEX 82 4 … 20 mA_HART two-wire Rod and cable probe With SIL qualification - Manual (Page 80)

80
12 Supplement
VEGAFLEX 82 • 4 … 20 mA/HART two-wire
44222-EN-130823
Ʋ Medium Bulk solids - cereals, flour, cement (dielectric con-
stant ~2.0)
Ʋ Installation Probe end does not touch the vessel bottom
Sensor parameter adjustment No gating out of false signals carried out
Typical deviation 5) See following diagrams
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. 48: 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. 49: Deviation VEGAFLEX 82 in cable version in water
1 Dead band - no measurement possible in this area
L Probe length
Repeatability ≤ ±1 mm
Specification for safety accuracy (SIL) Siehe Safety Manual
Variables influencing measurement accuracy
Specifications for the digital measured value
5) Depending on the installation conditions, there can be deviations which can be rectified with an adaptation of
the adjustment or a change of the measured value offset in the DTM service mode