Threaded Connection Markings - Siemens SITRANS LR250 Operating Instructions Manual

Dimension drawings

12.25 Threaded connection markings

Threaded PVDF antenna dimensions
Nominal antenna
size
50 mm (2")
Height from bottom of antenna to sensor reference point as shown: see dimension drawing.
a)
-3dB in the direction of the polarization axis. See Polarization reference point (Page 31) for an
b)
illustration.
20m when installed in stillpipe.
c)
12.25 Threaded connection markings
With the exception of the threaded PVDF antenna, threaded connection markings are found on
the flat face/faces of the process connection.
Serial number: a unique number allotted to each process connection, including the date of
manufacture (MMDDYY) followed by a number from 001 to 999, (indicating the sequential unit
produced).
218
Antenna O.D. Height to sensor
reference point
49.5 mm (1.94") 121 mm (4.76")
Beam angle
b)
a)
19 degrees
SITRANS LR250 (PROFIBUS PA)
Operating Instructions, 08/2014, A5E32221386-AC
Measurement
range
10 m (32.8 ft)
c)