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 UPSTREAM CONFIGURATION
RECOMMENDED MINIMUM STRAIGHT PIPE (D=PIPE SIZE)
`CONCENTRIC REDUCER
ELBOW
TWO ELBOWS HORIZONTALLY
TWO ELBOWS VERTICALLY
FIGURE 6-7.
Minimum Straight Length Piping for Vortex Shedding Meters
8. MAINTENANCE . At least once a year vortex shedding meters should be
Inspected for possible damage from dirty or viscous fluids. Check upstream
filters and replace if necessary. Devices for sensing and transmitting
pressure and temperature values to the flow processor should be inspected and
calibrated at least once per year.
6-13
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