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Dimension drawings
12.9 PTFE Flanged encapsulated antenna (2"/DN50/50A sizes only)
SITRANS LR250 with FOUNDATION FIELDBUS
Operating Instructions, 09/2021, A5E32221411-AH
201
Flange size
Flange class
Flange O.D.
[mm (inch)]
Antenna
aperture size
[mm (inch)]
Beam angle
(°)
1)
Measurement
range
[m (ft)]
2"
150 LB
152 (5.98)
50 (1.97)
12.8
10 (32.8)
2)
DN50
PN10/16
165 (6.50)
50A
10K
155 (6.10)
1)
-3 dB in the direction of the polarization axis.
2)
20m if installed in stillpipe
See Raised-Face Flange per EN 1092-1, (Page 225)and Polarization reference point
(Page 29).