Description
Overview
GAOTek metal crack detector has unique design, simple operation, firmness and durability. Different color schemes can be selected according to the environment. Under strong outdoor light, the LCD brightness can be adjusted. The master slave menu design is equipped with digital shuttle wheel, which is convenient to operate and leading in technology. It is widely used in aerospace, railway transportation and construction in the fields of steel structure, boiler and pressure vessel
Features
- High precision and sensitivity in flaw detection with digital filtering
- HD display with adjustable settings and high-resolution wide screen true color
- Video recording and data storage capabilities for recording flaw detection
- Low power design with reliable performance
- Multiple detection operation functions
- Including wave crest memory
- Automatic calibration function for material sound velocity
- Square wave excitation technology for excellent penetration and signals
Technical Specifications
| Working Principle | Ultrasound (pulse to echo /echo to echo) |
| Working Frequency Range | 0.5 MHz to 20 MHz |
| Pulse Width | Square wave width 30 ns to 1000 ns adjustable, step 0.1 ns |
| Material Sound Velocity | 300 m/s to 15000 m/s |
| Attenuator Error | Every 12 dB ± 1 dB |
| Vertical Linear Error | ≤3% |
| Horizontal Linear Error | ≤0.5% |
| Dynamic Range | ≥30 dB |
| Flaw Detection Margin | ≥65 dB (2.5 Z 20 N probe) |
| Electrical Noise Level | ≤10 (1 MHz % to 4 MHz %) |
| Equivalent Input Noise | <80 Hz to 10 V to 9 V |
| Pules Repetition Frequency | 20 Hz to 1000 Hz, step 1 Hz |
| Pulse Voltage | 25 V to 400 V adjustable, step 25 V |
| Operating Voltage | 12 V (battery, DC) |
| Storage | Expansion TF card, mass storage |
| Physical Dimension | 7.08 in x 5.11 in x 1.57 in (180 mm x 130 mm x 40 mm)(Height x Width x Depth) |
| Weight | 0.17 Ib (750 g) |
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