4. Conventional Operation: Menu System, Keypad, and Displays
PHASOR XS Operating Manual
Page 59
•
FULLWAVE
—Shows the positive and negative
halves of the RF wave, but both are oriented in the
positive direction
•
RF
—Shows the echo with no rectification
Step 4:
Select the rectification method.
4.7.5 Setting the Pulser Voltage or
Energy
Level
The relative energy with which the pulser fires is adjusted
by changing the ENERGY and VOLTAGE settings. To set
the pulser energy or voltage level:
Step 1:
Activate the SETUP Menu (located in the HOME
Menu) by pressing
below it.
Step 2:
Select the PULSER Submenu by pressing
below it.
Functions will appear down the left side of the
display screen.
Step 3:
Set the ENERGY level to HIGH or LOW
or press
next to the function titled VOLTAGE.
Set a voltage level to HIGH or LOW.
4.7.6 Setting the A-Scan REJECT Level
A portion of the A-Scan can be omitted from the display
screen. To omit a portion of the A-Scan, you must define
the percentage of full-screen height you wish to omit. To
set a reject percentage
Step 1:
Activate the SETUP Menu (located in the HOME
Menu) by pressing
below it.
Step 2:
Select the RECEIVER Submenu by pressing
below it.
Four functions will appear down the left side of
the display screen.
Step 3:
Press
next to the function titled REJECT.
Step 4:
To change the amount of A-Scan you wish to omit
from the display screen (as a percentage of screen height)
turn the function knob. You may omit A-Scans up to 80%
of the screen height. Whenever REJECT is set to a value
greater then 0%, the
will appear in the status bar.
4.8
Adjusting the A-Scan
(Conventional)
4.8.1 Setting the A-Scan Range
Calibration requires the use of two calibrated standards,
of different thickness, made of the same material as
the test piece. Prior to calibrating the instrument/probe
combination, the A-Scan display-screen range (the
material thickness value represented by the full horizontal
width of the screen) will normally be set to a value equal
to or slightly larger than the thicker calibrated standard
(
Figure 4-11
).
Step 1:
Activate the Home Menu by pressing
. Func-
tions will appear down the left side of the display sceen.
Step 2:
Press
next to the selection titled RANGE. You’ll
note that RANGE has both coarse and fine adjustment
modes. Coarse and fine modes are seected by press-
ing
more than once. When “RANGE” appears in all
capital letters, turning the function knob will produce large
changes in the range value. When “range” appears in all
lower-case letters, turning the function knob will change
the value by smaller amounts.
Step 3:
To change the range turn the function knob. You’ll
FIGURE 4-10—Rectification controls how much of the returned sound pulse appears on the display screen. Note that
when RF rectification is selected, the A-Gate and B-Gate can be positioned above or below the axis.
Summary of Contents for Phasor 16/16
Page 6: ...Contents Page 4 PHASOR XS Operating Manual ...
Page 16: ...1 Phased Array Operation Keypad Menus and Displays Page 14 PHASOR XS Operating Manual ...
Page 24: ...2 Setting Up for Phased Array Measurement Page 22 PHASOR XS Operating Manual ...
Page 86: ...5 Making Conventional Measurements Page 84 PHASOR XS Operating Manual ...
Page 92: ...6 Storing Data Sets and Generating Reports Page 90 PHASOR XS Operating Manual ...
Page 96: ...7 Technical Specifications Page 94 PHASOR XS Operating Manual ...
