VEGA VEGAPULS 68 (≥ 2.0.0 - ≥ 4.0.0) 4 … 20 mA_HART - two-wire - Manual (Page 20)

20
4 Mounting
VEGAPULS 68 • 4 … 20 mA/HART - two-wire
36535-EN-130205
Fig. 14: Distance between antenna and socket with parabolic antenna
If the medium has good reflective properties, VEGAPULS 68 with
horn antenna can also be mounted on a longer socket piece. Re-
commended values for socket heights are specified in the following
illustration. You must carry out a false echo storage afterwards.
d
h
max.
Fig. 15: Deviating socket dimensions
Socket diameter d Socket length h Recommended anten-
na diameter
40 mm 100 mm 40 mm
50 mm 150 mm 48 mm
80 mm 250 mm 75 mm
100 mm 500 mm 95 mm
150 mm 800 mm 95 mm
Socket diameter d Socket length h Recommended anten-
na diameter
1½" 3.9 in 1½"
2" 5.9 in 2"
3" 9.8 in 3"
4" 19.7 in 4"
6" 31.5 in 4"