Flat-Face Flange With Horn Antenna And Waveguide Extension - Siemens Sitrans LR200 Instruction Manual

1)
Flat-Face Flange with Horn Antenna and Waveguide
2)
extension
Notes:
• For other flange dimensions and bolt hole sizing see
Raised-Face Flange Dimensions
page 161 or
Flanged Horn dimensions
• See
• Process temperature and pressure capabilities are dependent upon information on the
process device tag. Reference drawing listed on the tag is available on the product page
of our website at: www.siemens.com/LR200, under More Info/Installation drawings/Level
Measurement/Installation Drawings/LR200.
• Additional information on process connections is available on the Installation Drawings
page under Process Connection Diagrams.
• Optional waveguide extensions and/or purging2) system can be installed between the
flange and the antenna.
50 mm
154 mm
enclosure/
electronics
sensor
reference
point
80 mm (3.0") dia.
horn
antenna
100 mm
(4.0") nom.
150 mm
(6.0") nom.
200 mm
(8.0") nom.
* Flange thickness: 20 mm (0.80") nominal
1)
Constant thickness series.
2)
A purging system is an option available for this antenna type. This provides an inlet
on the 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 sys-
tem.
7ML19985JP02
on page 154 for more details.
(2.0")
1/2" NPT cable entry
(or alternatively, M20 cable gland)
threaded cover
(6. 1 ")
187 mm
(7.40")
*
131 mm
(5.2")
226 mm
(9.0")
325 mm
(12.80")
SITRANS LR200 (HART) – INSTRUCTION MANUAL
Flat-Face Flange Dimensions
on page 159.
185 mm
(7.3")
process
device
tag
on
flange
waveguide extensions
100 mm (4.00") to
300 mm (12.0")
(optional)
Page 153