Honeywell Q4000 - No Solid Substances; Straight Pipe Section Recommendation; Air Suction Prevention

WARNING: No solid substances must be inside the pipe.
WARNING: No air must be sucked in.
WARNING: A straight section of the pipe
is recommended for meter installation.
Consider the position of suction mouth.
Precipitation
Shut-off
flange
Recommend
5D
Recommend
2D
Recommend 10D
Recommend
2D
Be sure to mount the meter on a vertical
section of pipe in which the fluid flows upwards.
Also install a shut-off flange for cleaning.
During fully open position using various valves;
the meter can be fixed directly to a gate valve
being fully opened.
Applicable to various control valves, such as
butterfly and ball valves.
Be sure to install control valves towards the
lower end of the downward flow as possible.