VEGA VEGAFLEX 67 (-40…+150°C PFA insulated) 4 … 20 mA_HART four-wire - Manual (Page 42)

I nsulation thickness
-
R
od version 2 mm (0.08 in)
-
C able version 0.75 mm (0.03 in)
O
n the gravity weight and beginning of the cable:
2 mm (0.08 in)
P robe length L (from seal surface), cannot be shortened
-
R od: ø 10 mm (0.394 in) up to 4 m (13.12 ft)
-
T rimming accuracy - rod
< 1 mm (0.039 in)
-
C able: ø 4 mm (0.157 in) up to 32 m (105 ft)
-
T rimming accuracy - cable ± 0.05 %
L ateral load - rod: ø 10 mm (0.394 in) 4 N m (3 lbf ft)
M ax. tensile load with cable: ø 4 mm
(0.157 in)
2 KN (450 lbf)
Input variable
M easured variable L evel of liquids
M in. dielectric figure (lower medium) by 10 higher than the ε
r
of the upper medium
M in. layer thickness (upper medium)
> 100 mm (3.937 in)
T he measured value deviates from the actual level
until the min. layer thickness is reached.
M ax. layer thickness (upper medium)
-
D ielectric figure (upper medium) 10 6 m (19.69 ft)
-
D ielectric figure (upper medium) 5 10 m (32.81 in)
-
D
ielectric figure (upper medium) 2 20 m (65.61 in)
M
in. dielectric figure (upper medium) with
rod, cable version
ε
r
> 1.6
42 VEGAFLEX 67 • 4 … 20 mA/HART - four-wire
10 S upplement
32304
-EN
-120329