Siemens ST-H - Page 50

Appendix A: Applications
A.2 Solids applications
Transducers
48 Compact Operating Instructions, 01/2018, A5E43390688_AA
C - Transducer too close to material inlet. Falling material will intersect sound beam and
cause erroneous readings or loss of echo.
D - On fluid-like solids, aim transducer perpendicular to material surface.
①
Minimal angle of repose
②
Discharge