Nozzle location (continued)
•
Provide easy access for viewing the display and programming via the hand
programmer.
•
Provide an environment suitable to the housing rating and materials of construction.
•
Provide a sunshield if the instrument will be mounted in direct sunlight.
Orientation in a vessel with obstructions
Polarization reference point
7ML19985JE01
polarization
axis
polarization
reference
point
display
SITRANS LR250 (HART) – INSTRUCTION MANUAL
ambient temperature –40 °C
to 80 °C (–40 °F to 176 °F)
process temperature (with FKM O-ring)
–40 to +150 °C (–40 to +302 °F)
For best results on a vessel with
obstructions, or a stillpipe with openings,
orient the front or back of the device
toward the obstructions (see
on a Stillpipe or Bypass Pipe
for an illustration.)
Mounting
on page 18
Page 17