Siemens LU01 Benutzerhandbuch
Page 70
SITRANS LU01 – INSTRUCTION MANUAL
7ML19985BE02
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P806 Echo Strength
Displays the strength (in dB above 1 μV rms) of the echo which was selected as the
measurement echo.
P807 Noise
Displays the average and peak ambient noise (in dB above 1 μV rms) being processed.
The noise level is a combination of transient acoustic noise and electrical noise (induced
into the transducer cable or receiving circuitry). See
into the transducer cable or receiving circuitry). See
Noise Problems
in the
Troubleshooting
Section on page 99.
Advanced Echo Processing (P810 to P825)
Anatomy of an Echo Profile
The relevant parts of an echo profile are listed here. These are visible in either Dolphin
Plus or an oscilloscope.
Plus or an oscilloscope.
Values
Format: 0 to 99 (view only)
Values
Format: x:y (view only)
x = average (-99 to 99)
y = peak (-99 to 99)
x = average (-99 to 99)
y = peak (-99 to 99)
Note:
The following parameters are for authorized Siemens Milltronics Service
personnel or technicians familiar with Siemens Milltronics echo processing
techniques.
techniques.
echo lock window
echo marker
selected echo
echo profile
TVT curve