Page 12 SITRANS LR250 (PROFIBUS PA) – INSTRUCTION MANUAL 7ML19985JF02
mmmmm
Specifications
Threaded Horn Antenna with extension
See table under
Horn dimensions
on page 13 for horn height to sensor reference point (A,
B, C, or D).
Notes:
• Process temperature and pressure capabilities are dependent upon information on
the process device tag. Reference drawing listed on the Tag is available on our
website at www.siemens.com/processautomation
, on the product page for
SITRANS LR250, under Process Connection Specifications.
• Signal amplitude increases with horn diameter, so use the largest practical size.
• Optional extensions can be installed between the flange and the antenna.
threaded cover
enclosure/
electronics
196 mm
(7.7")
154 mm
(6.1")
167 mm
(6.6")
1/2" NPT cable entry
(or alternatively, M20 cable gland)
sensor
ref.
point
retaining
collar
90 mm
(3.5")
159 mm
(6.26")
50 mm
(2.0")
horn
23 mm (0.9"")
optional
100 mm (4.0 ")
horn extension
process
device tag
horn
O.D.
A
B
C
D
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