Siemens 7ML5431 Operating Instructions Manual page 197

Flanged horn with extension dimensions
Nominal horn Horn O.D., mm
size, (inch)
mm (inch)
50 (2) 47.8 (1.88)
80 (3) 74.8 (2.94)
100 (4) 94.8 (3.73)
Height from bottom of horn to sensor reference point as shown: See also Raised-Face
a)
flange (Page 221) or Flat-Face Flange. (Page 226)
-3dB in the direction of the polarization axis (see Polarization reference point (Page 32) for
b)
an illustration).
Optional alloy N06022/2.4602 (Hastelloy
c)
(Page 221).
Note
Heights to sensor reference point are for stainless steel flanges. For optional alloy
N06022/2.4602 (Hastelloy
SITRANS LR250 with mA/HART
Operating Instructions, 10/2019, A5E32220602-AG
12.8 Stainless steel flanged horn antenna with extension
Height to sensor reference point
a)
Stainless steel flange: Optional alloy
raised or flat-face flange
235.3 (9.26) 238.3 (9.38)
268.3 (10.56) 271.3 (10.68)
323.3 (12.73) 326.3 (12.85)
C-22 or equivalent) see Flanged Horn dimensions above.
©
, mm (inch) Beam angle
,
(°)
b)
c)
15
10
8
C-22 or equivalent). See Raised-Face flange
®
Dimension drawings
Measurement range,
m (ft)
20 (65.6)
197