4. Measuring Thickness
Page 122
DMS 2 Operating Manual
Step 3: Press
below the selection titled A-WDTH. You’ll
note that the width of the A-gate shown on the A-scan display
screen will increase or decrease (Figure 4-14).
Step 4: The A-gate width will remain as specified until it’s
manually adjusted.
Adjusting the A-gate Height or Threshold (A-GATE–A-THR)
The height or threshold level of the A-gate is adjustable. This
may be necessary in multi-echo modes because the returning
sound pulse (backwall echo) may be too low in amplitude to
trigger a measurement reading. Use the following procedure to
adjust A-THR.
Step 1: Activate the TG Primary Menu (if it’s not already
active) by pressing
.
Step 2: Activate the A-gate Submenu (located in the TG
Primary Menu) by selecting it with
or
so that it’s
highlighted. Five selections will appear across the bottom of the
display screen.
Step 3: Press
below the selection titled A-THR. You’ll
note that the height of the A-gate shown on the A-scan
display screen will move up or down (Figure 4-14).
Step 4: The A-gate height will remain where it’s positioned
until it’s manually adjusted.
Adjusting the B-gate Starting Point (B-GATE–B-STRT)
B-STRT adjusts the starting point of the B-gate. Use the
following procedure to adjust B-STRT.
Step 1: Activate the TG Primary Menu (if it’s not already
active) by pressing
.
Step 2: Activate the B-gate Submenu (located in the TG
Primary Menu) by selecting it with
or
so that it’s
highlighted. Four selections will appear across the bottom of
the display screen.
Содержание MFE DMS 2
Страница 2: ...DMS 2 DMS 2E Operating Manual GE Inspection Technologies Ultrasonics Ident Nr 021 002 151 Rev H ...
Страница 3: ...THIS PAGE INTENTIONALLY BLANK ...
Страница 22: ...1 Getting Started DMS 2 Operating Manual Page 11 FIGURE 1 7 The VIRTUAL KEYBOARD is shown here ...
Страница 94: ...3 Setting Up the DMS 2 DMS 2 Operating Manual Page 83 FIGURE 3 11 An Auto Labeler screen is shown here ...