Cygnus M2-DIVE - Echo Bars in Multiple Echo Mode; Interpreting Echo Bar Indications

Cygnus DIVE Operating Manual M2-DIVE-M-ENG_Iss5.docx
Page 41 of 118
Echo Bars in Multiple Echo Mode
Should the gauge be unable to detect a stable Multiple Echo signal
it displays an echo bar indication to help the operator locate a
suitable position.
Multiple
Echo Bars
1 Bar Flashing:
No echoes detected
1 steady + 1 Bar Flashing:
Only 1 echo detected
2 steady + 1 Bar Flashing:
Only 2 echoes detected
3 steady + 1 Bar Flashing:
3 echoes detected but they are not
matched
To help obtain a Multiple Echo reading the operator should
continue to move the probe around using a slight rocking motion
to locate a suitable reflector.
Note: When using the gauge underwater the ultrasound will travel
through the water and can get reflected back to the gauge by