Olympus Panametrics Epoch 4 Plus, Руководство пользователя

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Appendix A – Specifications
Part # 910-250C 159
Appendix A – Specifications
DISPLAY 320 pixels (W) x 240 pixels (H) color Liquid
Crystal Display (LCD). Split-screen allows
simultaneous viewing of waveform and setup
data. Selectable filled or outline waveform trace.
GRATICULE Electronically generated 2.625" x 2.375"
(67 x 60 mm). No parallax error. No changes in
brightness due to repetition rate changes.
DISPLAY UPDATE RATE Minimum 60 Hz under all test conditions.
SENSITIVITY 110.0 dB max. and reference level sensitivity
feature with 6 dB or 0.1 dB selectable resolution.
SELF CALIBRATION Continuous, automatic self-calibration
compensates pulse amplitude and receiver
sensitivity for temperature and aging effects.
AUTO CALIBRATION Automatic calibration of Zero Offset and/or
Velocity.
REJECT Absolutely linear from 0% to 80% full scale in 1%
increments.
UNITS English, metric, or microseconds.
MATERIAL VELOCITY 0.025 to 0.6000 in/
µ
Sec (635 to 15240 m/S).
Switchable between two stored velocity settings.
ZERO OFFSET 0 to 750
µ
Sec.
RANGE 0.038"– 400" (1– 10,000 mm) standard range at
the velocity of longitudinal waves in steel.
DISTANCE READOUT Provides single echo or Echo-to-Echo thickness
readings (in large numerals) or soundpath,
surface and depth display for angle beam testing.
Measures to either peak or leading edge of gated
signal. In addition, selectable microsecond
readout for time of flight measurements.
REFRACTED ANGLE Fixed settings of 0
o
, 30
o
, 45
o
, 60
o
, 70
o
, or variable
from 10
o
to 85
o
in. 0.1
o
resolution.
GATE START Variable over entire displayed range.
GATE WIDTH Variable from Gate Start position to the
maximum displayed range.
GATE LEVEL Off or On with level adjustable from 2% to 95% of
full screen in both rectified and RF display
modes.
ZOOM Expands gated portion of display to full graticule
width.