UMG70XV3-4EN 12.01.2009 33
5 Selection of the Measuring Point
Table 5.1: Recommended distance from disturbance sources
D = nominal pipe diameter at the measuring point, L = recommended distance
disturbance source: valve
supply: l 80D return: l 20D
disturbance source: reducer
supply: l 20D return: l 10 D
disturbance source: compressor
supply: l 100D