Ultrasonic testing

Digital Ultrasonic Flaw Detector

KW-4B

KW-4B digital ultrasonic detector uses advanced digital integration technology. It is easy to operate and with powerful function. Its machine integrated rail way flaw detection process meet the various testing needs of railway rail way maintenance system.

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Performance characters:
→ With TFT true color display and Chinese function hotkey operation
→ With high-performance, safe and environmental protection lithium battery and plug-in module
→ Probe interface: Q9-Q9
→High-speed USB interface with the characters of fast transmission, fast adjustment and simple operation
→Detection channels: 30 groups, set with transverse wave detection, longitudinal wave detection, small angle flaw detection and surface wave detection
→ Storage: 1000 pieces
→ Crack height measurement: use diffraction to detect crack height.
→ In accordance with EU certification standard EN12668-1: 2000, providing one copy of Chinese and English European standard identification report
Parameters:
Pulse strength: 600V
Impedance match: 200Ω, 500Ω two gears optional
Working mode: single crystal, double crystal
Scanning range: 0mm ~ 6000mm steel longitudinal wave
Repeat frequency: 60,120,200Hz three gears optional
Sampling frequency / digit: 150MHz / 8bits
Detection method: full detection, positive, negative detection, RF display
Operating frequency: 0.5-15MHz, 0.5MHz-4MHz, 2-8MHz
Equivalent input noise for each band: <15%
Attenuator accuracy: <± 1dB / 12dB
Gain adjustment: 110dB (0.1dB, 2dB, 6dB step, fully automatic adjustment)
Sound speed range: 100 ~ 20000 m / s
Dynamic range: ≥ 30dB
Vertical linearity error: ≤ 3%
Horizontal linearity error: ≤ 0.1%
Resolution: > 40dB (5N14)
Sensitivity margin: > 60dB (deep 200mmΦ2 flat bottom hole)
Digital suppression: 0 ~ 80%, does not affect the linearity and gain
Power, voltage: DC7.2V ± 10%; AC 220V ± 10%
Working time: continuous work for more than 5 hours (lithium battery power supply)
Ambient temperature: -10 to 40 ° C (reference value)
Relative humidity: 20 ~ 95% RH
Overall dimensions: 200 x 138 x 60 (mm)
Standard Configuration
1. One KW-4B Digital Ultrasonic Detector                                      
2. Two probe wires (Q9-Q9)      
3. One power charge
4. Two lithium batteries                            
5. One battery charging connecting wire
6. One set of portable work band             
7. One set of USB communication line and communication driver software
8. One suitcase                 
9. One copy of manual, certificate and warranty card

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