Siemens SITRANS L Operating Instructions Manual page 203

Flanged encapsulated antenna (3"/DN80/80A and larger) dimensions
Flange size
3"/DN80/80A
4"/DN100/100A
6"/DN150/150A
Height from tip of lens to sensor reference point as shown. See also Raised-Face Flange per EN
1)
1092-1.
Flange size
3"
DN80
80A
4"
DN100
100A
6"
DN150
150A
-3 dB in the direction of the polarization axis.
1)
See Raised-Face Flange per EN 1092-1 (Page 225), and Polarization reference point
(Page 29).
SITRANS LR250 with FOUNDATION FIELDBUS
Operating Instructions, 09/2021, A5E32221411-AH
12.10 PTFE Flanged encapsulated antenna (3"/DN80/80A sizes and larger)
③ mm (inch) ⑦ mm (inch)
328 (12.91) 288 (11.34)
328 (12.91) 288 (11.34)
333 (13.11) 293 (11.54)
Flange class Flange O.D.
[mm (inch)]
150 LB 190 (7.48)
PN10/16 200 (7.87)
10K 185 (7.28)
150 LB 230 (9.06)
PN10/16 220 (8.66)
10K 210 (8.27)
150 LB 280 (11.02)
PN10/16 285 (11.22)
10K 280 (11.02)
⑧ mm (inch)
343 (13.50)
343 (13.50)
348 (13.70)
Antenna Beam angle
aperture size (°)
1)
[mm (inch)]
75 (2.95) 9.6
75 (2.95) 9.6
75 (2.95) 9.6
Dimension drawings
⑩ mm (inch)
1)
15 (0.59)
13 (0.51)
15 (0.59)
Measurement
range
[m (ft)]
20 (65.6)
20 (65.6)
20 (65.6)
203