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Installing/mounting
4.4 Installation instructions
SITRANS LR250 with FOUNDATION FIELDBUS
30
Operating Instructions, 09/2021, A5E32221411-AH
Hygienic encapsulated antenna 50 to 100 mm (2 to 4")
Not recommended:
> 100 mm (4")
Bypass vent:
Required at the upper end of the bypass
1)
1)
To equalize pressure and keep the liquid level in the bypass constant with the liquid level in the
vessel.
4.3.5
Device orientation
Bypass pipe installation
Stillpipe installation
①
Vent
①
Align front or back of device with stillpipe slots
1)
②
Align front or back of device
with vents
1)
②
Slots
1)
Horn antenna version shown as example
4.4
Installation instructions
WARNING
Pressure applications
Danger to personnel, system and environment can result from improper installation.
•
Improper installation may result in loss of process pressure.