Emerson Rosemount 3408 Reference Manual page 97

Reference Manual
00809-0100-4418
• Only suppress echoes which can be clearly identified as objects in the tank. Compare
the list of interfering echoes with the tank drawing or visual inspection of the tank.
• Do not suppress false echoes located below the product surface.
• Keep the number of suppressed false echoes to a minimum.
It is recommended to suppress false echoes using Rosemount Radar Master Plus.
Procedure
1. Select Service Tools → Echo Curve.
2. In the echo curve, click
Postrequisites
It may be necessary to suppress new false echoes at a later stage when objects have
become visible due to surface movement.
Related information
Amplitude threshold
Delete a false echo suppression
Prerequisites
It is recommended to suppress false echoes using Rosemount Radar Master Plus.
Procedure
1. Select Service Tools → Echo Curve.
Rosemount 3408 Level Transmitter
Figure 7-21: Add False Echo Suppression
at the unknown echo peak, and then select Suppress.
Service and troubleshooting
September 2022
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