Siemens SITRANS L Operating Instructions Manual page 192

Dimension drawings
12.5 Stainless steel threaded horn antenna
①
②
③
④
⑤
⑥
Dimensions in mm (inch)
Threaded horn dimensions
Antenna Antenna
Type O.D., mm
(inch)
1.5" 39.8 (1.57)
2" 47.8 (1.88)
3" 74.8 (2.94)
4" 94.8 (3.73)
192
½" NPT cable entry, or M20 cable gland
threaded cover
2" horn
3" horn
4" horn
horn O.D.
Height to sensor reference point, mm (inch)
1-1/2" threaded con- 2" threaded
nection connection
135 (5.3) N/A
N/A 166 (6.55)
N/A 199 (7.85)
N/A 254 (10)
⑦ enclosure/electronics
⑧ retaining collar
⑨ process connection tag
⑩ horn
⑪ sensor reference point
Beam An-
a)
gle (°)
b)
3" threaded
connection
N/A 19
180 (7.09) 15
213 (8.39) 10
268 (10.55) 8
SITRANS LR250 with FOUNDATION FIELDBUS
Operating Instructions, 09/2021, A5E32221411-AH
Measurement
range, m (ft)
10 (32.8)
20 (65.6)
20 (65.6)
20 (65.6)