Emerson ROSEMOUNT 5300 Dokumentacja Pobierz pdf (Strona 80)

Reference Manual

00809-0600-4026, Rev BA

December 2011

Rosemount Process Radar

6-4

Figure 6-3. Weak disturbing

echoes can be filtered out by

creating an amplitude threshold

Figure 6-4. Disturbing echoes

can be filtered out by registration

as False Echoes

For more information, see the Rosemount 5400 Series Reference Manual

(Document No. 00809-0100-4026) section “Echo Tuning”.

Amplitude Threshold Curve

Measurement signal

Amplitude, mV

Distance, m

Registered False Echo

Amplitude, mV

Distance, m

1 2 ... 75 76 77 78 79 80 81 82 83 84 85 ... 105 106

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Emerson ROSEMOUNT 5300 Dokumentacja Strona 80