5 Operation
Rating of welds (function group AWS D1.1)
5-42
Issue 2 (12/2013)
USM 36
Note
Make sure that all instrument options for the
specific test are calibrated before starting the
rating according to AWS D1.1.
Remember to peak an echo with an amplitude between
45 % and 55 % screen height. A rating is not possible
with other amplitudes.
– Apply couplant and couple the probe to the reference
standard. Maximize the echo from the 1.5 mm side-
drilled hole.
– Select the function
A-START
and adjust the gate A
on the reference echo.
– Vary the gain so that the reference echo is indicated
at 50 % screen height.
– Switch to the function group
AWS D1.1
.
– Select the function
B REFERENCE
and confirm the
selection to store the reference gain.
– Couple the probe to the test object to evaluate a flaw
echo.
– Select the function
A-START
and adjust the gate A
on the flaw echo.
– Vary the gain so that the flaw echo is indicated at
50 % screen height.
– Switch to the function group
AWS D1.1
.
– Store the current gain by means of the function
A INDICATION
. The current gain is stored.
Summary of Contents for 37 400
Page 1: ...USM 36 Technical Reference and Operating Manual ...
Page 5: ...USM 36 Issue 2 12 2013 0 5 Second operating level ...
Page 6: ...0 6 Issue 2 12 2013 USM 36 Second operating level continued ...
Page 10: ...0 10 Issue 2 12 2013 USM 36 ...
Page 20: ...0 20 Issue 2 12 2013 USM 36 ...
Page 21: ...USM 36 Issue 2 12 2013 1 1 Introduction 1 ...
Page 35: ...USM 36 Issue 2 12 2013 2 1 Standard package and accessories 2 ...
Page 40: ...2 Standard package and accessories Recommended accessories 2 6 Issue 2 12 2013 USM 36 ...
Page 41: ...USM 36 Issue 2 12 2013 3 1 Initial start up 3 ...
Page 53: ...USM 36 Issue 2 12 2013 4 1 Principles of operation 4 ...
Page 76: ...4 24 Issue 2 12 2013 USM 36 ...
Page 77: ...USM 36 Issue 2 12 2013 5 1 Operation 5 ...
Page 212: ...5 136 Issue 2 12 2013 USM 36 ...
Page 213: ...USM 36 Issue 2 12 2013 6 1 Documentation 6 ...
Page 242: ...6 30 Issue 2 12 2013 USM 36 ...
Page 243: ...USM 36 Issue 2 12 2013 7 1 Maintenance and care 7 ...
Page 249: ...USM 36 Issue 2 12 2013 8 1 Interfaces and Peripherals 8 ...
Page 253: ...USM 36 Issue 2 12 2013 9 1 Appendix 9 ...
Page 268: ...9 16 Issue 2 12 2013 USM 36 9 4 Recycling directives Overview 5 4 4 5 6 1 7 3 2 3 ...
Page 273: ...Recycling directives 9 Appendix USM 36 Issue 2 12 2013 9 21 6 6 6 ...
Page 274: ...9 Appendix Recycling directives 9 22 Issue 2 12 2013 USM 36 7 7 8 6 8 ...
Page 279: ...USM 36 Issue 2 12 2013 10 1 Specifications 10 ...
Page 289: ...USM 36 Issue 2 12 2013 11 1 Index 11 ...
Page 305: ...11 Index USM 36 Issue 2 12 2013 11 17 Z Zoom 4 3 ...