PCE Instruments PCE-TDS 100 H/HS Bedienungsanleitung Seite 35

Z method
The Z method is recommended for pipe diameters of 300 to 500 mm.
Top view of pipe
1 Upstream transducer
2 Spacing
3 Flow direction
4 Downstream transducer
W method
The W method is suitable for measurements of plastic pipes with diameters of 20 to 100 mm.
Top view of pipe
1 Upstream transducer
2 Spacing
3 Downstream transducer
4 Flow direction
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