VEGA VEGAFLEX 65 Foundation Fieldbus - Manual (Page 40)

Transmission rate 31.25 Kbit/s
Current value 10 mA, ±0.5 mA
Resolution, digital > 1 mm (0.039 in)
Accuracy (according 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 psig)
Installation reference conditions
-
Min. distance to installations > 500 mm (19.69 in)
-
Vessel metallic, ø 1 m (3.281 ft), centric installation,
process fitting flush with the vessel ceiling
-
Medium Water/Oil (dielectric figure ~2.0)
-
Installation Probe end does not touch the vessel bottom
Sensor parameter adjustment Gating out of false signals carried out
Deviation see diagrams
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.
L
0
-2 mm (-0.079 ")
2 mm (0.079 ")
-10 mm (0.394 ")
5 mm (0.197 ")
0,15 m (5.906 " )
0,03 m (1.181 " ) 0,05 m
(1.969 ")
1
Fig. 17: Deviation VEGAFLEX 65 in coax version in water
1 Dead zone - no measurement possible in this area
L Probe length
40 VEGAFLEX 65 • Foundation Fieldbus
10 Supplement
31848
-EN
-120329