Taking The Thickness Measurement; Echo Indicators In Multiple Echo Mode - Cygnus 4 Operating Manual

M5-CYG4-M-01_Iss6.doc

Taking the Thickness Measurement

1. Remove all scale, rust, dirt or loose
coatings and brush the test area clean.
2. Apply ultrasonic couplant to the test
surface.
3.
Place the probe-face on the clean,
lubricated test surface and make firm
contact applying gentle pressure.
4. The gauge will display a thickness
measurement.
Or an indication of Echo Strength if no
valid measurement has been found.

Echo Indicators in Multiple Echo Mode

Should the gauge be unable to detect a stable multiple echo signal
it displays an Echo indication to help the operator locate a suitable
position.
1. 1 Bar Flashing:
No echoes detected
Cygnus 4 Operating Manual
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