Flat-Face Flange With Horn Antenna And Waveguide Extension - Siemens SITRANS L Operating Instructions Manual

Antenna options
B.1 Flange adapter versions
B.1.4

Flat-face flange with horn antenna and waveguide extension

Note
More information
• For other flange dimensions and bolt hole sizing, refer to Raised-face flange dimensions
(Page 166) or Flat-face flange dimensions (Page 168).
• For more details, refer to Flanged horn dimensions (Page 163).
• Optional waveguide extensions and/or purging
flange and the antenna.
①
②
③
④
Dimensions in mm (inch)
A purging system is an option available for this antenna type. This provides an inlet on the
1)
flange where cooling air or cleaning fluid may be supplied. The air or liquid passes through
the flange and exits the inside of the horn to clean the antenna system.
162
1/2" NPT cable entry (or alternatively,
M20 cable gland)
Threaded cover
Flange
Process device tag
system can be installed between the
1)
⑤ Horn antenna
⑥ 80 mm (3.0") dia.
⑦ Sensor reference point
⑧ Enclosure/electronics
Operating Instructions, 07/2021, A5E32337680-AF
SITRANS LR200 with PROFIBUS PA