[Vortex Flowmeters] What is the required straight pipe length for combined valves and elbows, etc?

If each element of the installation examples listed in GS is combined, add the required straight pipe lengths for each element. For details, please read Vortex Flowmeter VY Series General Specifications (GS 01F07A00-01EN).

Please refer to the tutorial "Required Straight Pipe Lengths for Vortex Flowmeters".

 

Required Straight Pipe Lengths of the VY Series

Upstream Element	Reducer Pipe	Expander Pipe	Single Bend Pipe	Double Bend Pipe in Same Plane	Double Bend Pipe not in Same Plane	Over 2 Size Reducer Pipe	Over 2 Size Expander Pipe	Combination	Valve or Another Flowmeters
Required Upstream Straight Pipe Lengths from VY	5D	10D	10D	10D	20D	5D * Size	10D * Size	Reference: Sum of Required Straight Pipe Lengths	Installed Downstream, not Upstream
Required Downstream Straight Pipe Lengths from VY	5D because the VY Series Structure Decide Downstream Straight Pipe Lengths