GE Krautkramer USM 35X, Operator'S Manual

Page: 56 / 226

5-8 Issue 01, 04/2005 Krautkramer USM 35X
Operation
Adjusting the display range (function group BASE)
If the display should for example start from the surface of
the test object, the value in
D-DELAY must be set to 0.
• Coarse adjustment
–10 mm ... 1024 mm/–0.3" ... 40" in even steps
• Fine adjustment
up to 99.9 mm/9.999" in steps of 0.01 mm/0.001"
up to 1024 mm/10" in steps of 0.1 mm/0.001"
– Select the function D-DELAY .
– If required, toggle between coarse and fine adjust-
ment.
– Adjust the value for the display starting point by
means of the right-hand rotary knob.
P-DELAY (Probe delay)
Every probe has a delay line between the transducer
element and the coupling face. This means that the
initial pulse must first pass through this delay line be-
fore the sound wave can enter the test object. You can
compensate for this influence of the delay line in the
function
P-DELAY .
H
Note:
If the value for P-DELAY is not known, read the section
Calibrating the USM 35X, chapter 5.7, in order to deter-
mine this value.
– Select the function P-DELAY .
– Adjust the value for the probe delay by means of the
right-hand rotary knob.
5-8 Issue 01, 04/2005 Krautkramer USM 35X
Operation
Adjusting the display range (function group BASE)
If the display should for example start from the surface of
the test object, the value in
D-DELAY must be set to 0.
• Coarse adjustment
–10 mm ... 1024 mm/–0.3" ... 40" in even steps
• Fine adjustment
up to 99.9 mm/9.999" in steps of 0.01 mm/0.001"
up to 1024 mm/10" in steps of 0.1 mm/0.001"
– Select the function D-DELAY .
– If required, toggle between coarse and fine adjust-
ment.
– Adjust the value for the display starting point by
means of the right-hand rotary knob.
P-DELAY (Probe delay)
Every probe has a delay line between the transducer
element and the coupling face. This means that the
initial pulse must first pass through this delay line be-
fore the sound wave can enter the test object. You can
compensate for this influence of the delay line in the
function
P-DELAY .
H
Note:
If the value for P-DELAY is not known, read the section
Calibrating the USM 35X, chapter 5.7, in order to deter-
mine this value.
– Select the function P-DELAY .
– Adjust the value for the probe delay by means of the
right-hand rotary knob.