Emerson Rosemount 3308 Series Reference Manual page 121

Reference Manual
00809-0100-4308
• Ensure to include a 3 Cnts margin between the Surface Threshold and the surface echo
amplitude over the entire measuring range.
• The Surface Threshold should be at least 3 Cnts greater than the amplitude of
disturbances.
Reference Manual
A. Amplitude
B. Distance
C. Surface Threshold
D. Surface echo
E. About ⅓ of surface echo amplitude
A. Amplitude
B. Distance
C. Surface Threshold
D. Surface echo
E. At least 3 Cnts margin
Service and troubleshooting
February 2020
121