위상배열 초음파 탐상기 (UD-4701-PA)
(Phased Array Flaw Detector)
◆ 개요(Description)
▶ 휴대용 초음파 탐상기
▶ 완제품, 반제품 및 용접부위 등의 결함을 감지
▶ C-SAFT / TFM 신호 처리 기능이 있는 16채널 PA
▶ 1 ~ 2 위치 로터리 엔코더에 의한 신호 기록
▶ 입력 모서리의 감도를 동일하게 하는 RF 증폭기
▶ 조리개 및 스캐닝 각 조정
▶ 일반 결함 탐지기 모드
▶ TOFD 모드;
▶ 용접 형상 생성자.
▶ USB 인터페이스
▶ 리튬 이온 배터리 또는 외부 전원 공급 장치 연결
▶ 최대 10-12 시간의 배터리 수명
▶ 조정 및 보정 시간이 5 분 미만
▶ 전문 기술 인력이 아닌 경우에도 손쉬운 사용
Weight |
1.4 kg
with batteries |
Size (H
x W x L) |
200 mm x
225 mm x 80 mm |
Operating
temperature range |
From -30
C to +55 C |
Supply
voltage |
15V /
2,5А DC |
External
power supply |
Power
Supply 220В AC |
Working
hours |
not less
10 hours of operation from the built-in battery |
Battery |
Li-ion
10.8V, 5000 mА/h |
Transducer
connectors |
2 Х
Lemo00,1 Х Lemo 16 |
Firmware
Upgrade |
Self-powered
by USB |
Menu
Language |
Russian,
English |
Interface |
USB |
Memory |
200
settings with A-signal |
1000
monitoring protocols and scan results | |
Display |
Color
high contrast, TFT 640 x 480 pixels, (130 x 100 mm). |
Changing
the color schemes of the screen for viewing and lighting conditions |
Yes |
Processing
the image on the screen after “freezing” the screen |
Full-featured
processing and analysis |
Support
for the weld inspection standard AWS D1.1 |
Yes,
with automatic calculation D1.1 Ratio |
Comparison
with the saved reference signal |
Automatic
in the entire amplification range |
Estimation
of the size of defects in the classical flaw detector mode |
built-in
ADD diagrams |
Amplitude
measurement |
In
percentage of the height of the screen, |
In dB
relative to the threshold level in the zone, | |
In dB
relative to the reference signal, | |
By DAC | |
Automatic
Defect Alarm |
Light,
sound |
Simultaneous
display of signals on the screen in the PR mode in manual mode |
S-scan |
А-scan +
S-scan, | |
А-scan +
B-scan, | |
S-scan +
B-scan, | |
А-scan +
S-scan + B-scan | |
Determination
of linear dimensions between reflectors in S-scan |
By two
markers, set manually or automatically |
Calculation
of the coordinates of the reflectors on the S-scan |
Automatically
in the entire range of S-scan, using a mathematical model of the prism in the
memory of the flaw detector, the accuracy of determining the coordinates to
0.1mm |
Algorithm
for finding a defect in the testeing zone |
Automatically
on the maximum amplitude of the signal in the zone, auto at the maximum
amplitude of the signal on the selected beam, manually |
Control
zones |
Rectangular
zone for allocation of a part of a signal on an S-scan with an accuracy of
setting boundaries to 0.1mm |
2
independent time-domain zones | |
Display
of signals on the screen (visualization) |
А-scan,
B-scan, С-scan, D-scan, S-scan, L-scan, TOFD |
Digital
signal filtering |
Yes |
Analog
Signal Filtering |
Yes |
Additional
key + dB |
6 |
Electrical
damping of the converter to increase the resolution |
25 Ω,
50 Ω, 600 Ω |
Gain
Control Range |
100 dB,
in step 0.5, 1, 2, 6 dB |
Amplifier |
Broadband:
0.1-20 MHz, with the option of narrowband filters |
B-Scan |
Display
of real weld geometry (True-to-geometry imaging) |
Using
TOFD |
Single-channel
TOFD with recording by the path of probe or time |
Using
scanners |
Any
2-axis scanners with optical encoders, scans in the memory of the device,
analysis of scans in the device, and in a special analysis software |
Welded
joint geometry designer |
Built-in
helper, displaying the cutting of the seam on the scan image |
Automatic
calibration of ultrasonic velocity |
Yes |
Automatic
calibration of the control range for a given seam thickness |
Yes |
Frequency
of recurrences |
Is
automatically set depending on the set parameters |
Sounding
impulse |
Radio
pulse amplitude of 50 V, with adjustable number of periods (0.5-5) |
Speed
range |
100 – 10
000 m/s |
Scanning
mode |
S-scan
(sector scan), L-scan (linear scan with a constant angle) |
Scan |
Min.: 0
– 5 mm |
Max.: 0
– 3200 mm (depends on the operating modes and the converter) | |
In step
0.1, 1, 5, 10 mm | |
Automatic
calibration of the delay in the prism |
With V-2
calibration block from reflector, calibration of TOFD converters |
Leveling
of sensitive in depth |
TVG, up
to 10 dB / μs, with an accuracy of 0.01 dB / μs |
Aligning
the sensitivity at the corners while scanning |
2D
correction (10 lines in depth, 20 points for corner correction each) |
Adjusting
the angle scan angle |
From 0,3
to 2 degrees |
Adjustment
of working aperture |
4, 8 and
16 simultaneously working elements |
Adjustment
of the FR parameters of the converter |
Automatic
from non-volatile memory of the device |
Algorithm
for signal processing |
Digital
signal focusing using the C-SAFT / TFM method |
Type of
PHAs used |
Any
classic 16-channel PA |
Gross weight, not more than |
8 kg |
█ 기본 장비(Basic Included
Equipment)
l Ultrasonic flaw detector
l PA 16 channel probe – 1 pcs
l UT-probe – 2 pcs
l Calibration block SO-2
l Cables Lemo-Lemo
l Power supply
l Charger
l Memory card
l Operating manual
l Case
█ 옵션 장비(Optional
equipment)
l Couplant
l UT-probes
l Calibration blocks