VEGA VEGAPULS 68 (≥ 2.0.0 - ≤ 3.8) Foundation Fieldbus - Manual (Page 57)

Influence of the ambient temperature to the sensor electronics 7)
Average temperature coefficient of the zero
signal (temperature error) 0.03 %/10 K
Ambient conditions
Ambient, storage and transport temperature -40 … +80 °C (-40 … +176 °F)
Process conditions
Process temperature (measured on the process fitting), depending on seal and antenna system
-
FKM (Viton) -40 … +130 °C (-40 … +266 °F)
-
FFKM (Kalrez 6375) -20 … +130 °C (-4 … +266 °F)
-
FFKM (Viton) with temperature adapter -40 … +200 °C (-40 … +392 °F)
-
FFKM (Kalrez 6375) with temperature
adapter -20 … +200 °C (-4 … +392 °F)
-
FFKM (Kalrez 2035, 6230) -15 … +130 °C (+5 … +266 °F)
-
FFKM (Kalrez 2035, 6230) with temper-
ature adapter -15 … +200 °C (+5 … +392 °F)
For the vessel pressure, you also have to note the specifications on the type label. Always the
lowest value is applicable.
Vessel pressure - horn antenna
-
without swivelling holder -1 … 40 bar/-100 … 4000 kPa (-14.5 … 580 psig)
-
with swivelling holder -1 … 1 bar/-100 … 100 kPa (-14.5 … 14.5 psig) not
sealing
Vessel pressure - parabolic antenna
-
without swivelling holder -1 … 6 bar/-100 … 600 kPa (-14.5 … 87 psig)
-
with swivelling holder -1 … 1 bar/-100 … 100 kPa (-14.5 … 14.5 psig) not
sealing
Vessel pressure relating to the flange nom-
inal stage see supplementary instructions manual "Flanges
according to DIN-EN-ASME-JIS"
Vibration resistance 8)
-
Horn antenna mechanical vibrations with 4 g and 5 … 100 Hz
-
Parabolic antenna mechanical vibrations with 1 g and 5 … 100 Hz
Data on rinsing air connection
Pressure < 6 bar (87.02 psi)
Air quantity see diagram
7) Relating to the nominal measuring range, in the temperature range
-40 … +80 °C .
8) Tested according to the regulations of German Lloyd, GL directive 2.
VEGAPULS 68 • Foundation Fieldbus 57
10 Supplement
29264
-EN
-090305