Figure 11-18 Aws Setup Page; Adjusting The Aws Reference Level - Olympus EPOCH 650 User Manual

3. Press to return to the live screen.
4. Set a Ref B value to begin AWS inspection.
The Ref B value represents the gain level necessary to bring the echo from a
reference-reflector to a user defined full-screen height (FSH).
11.4.2

Adjusting the AWS Reference Level

The EPOCH 650 ultrasonic flaw detector allows you to define the reference level to
adhere to best practices and procedures. The reference-reflector is often a side-drilled
hole in the calibration block used for the angle beam calibration. Other reference-
reflectors can be used provided that they meet AWS requirements for these
inspections.
To adjust the reference level for echo evaluation
 In the live AWS screen, press P3, and then adjust the value to the proper reference
height.

Figure 11-18 AWS setup page

DMTA-10055-01EN, Rev. A, February 2015
Software Features and Options 251