Description
Overview
GAOTek handheld flaw detector can quickly, non-destructively and accurately detect various defects (cracks, inclusions, blowhole, etc) inside the workpiece. The product is unique in design, easy to operate and durable.
Technical Specifications
Working principle | Ultrasonic |
Working frequency | 0.5 MHz to 20 MHz |
Pulse Width | Square wave width 30 ns to 1000 ns adjustable, step 0.1 ns |
Detection range | 0 in to 551.18 in
(0 mm to 14000 mm) (Steel longitudinal wave) |
Pulse shift | -1.77 in to 39.37 in
(-45 mm to 1000 mm) (steel longitudinal wave) |
Material sound velocity | 11,811.02 in to 590,511.18 in
(300 m/s to 15000 m/s) |
Detection method | Negative wave, positive wave, two-way wave, filter, RF wave |
Gain adjustment | 0 dB to 110dB: 0.1 dB / 1 dB / 2 dB / 6 dB step adjustment |
Thickness measurement function | non |
WIFI/HDMI/digital filtering wave | non |
Sluice gate | Incoming gate, loss gate; single gate reading, double gate reading |
DAC, AVG Function | DAC curve, AVG curve |
Attenuator error | Every 12 dB + -1 dB |
Vertical linearity error | ≤ 3% |
Horizontal linearity error | ≤ 0.5% |
Dynamic Range | ≥ 30 dB |
Sensitivity margin | ≥ 65 dB (2.5 Z20N Probe) |
Far zone resolution | ≥ 26 dB |
Electrical noise level | < 10% (1 MHz to 4 MHz) |
Equivalent input noise | < 80 V x 10 V to 9 V / √Hz |
Pulse repetition frequency | 20 Hz to 1000 Hz, Stepping 25 V |
Pulse voltage | 25 V to 400 V can adjust, step 25 V |
Thin plate resolution | < 0.12 in (3 mm) (5C10N Probe) |
AWS D1.1/D1.5 | Support |
Working voltage | 12 V (Battery, DC) |
Storage | Storage card |
Probe damping | 100 ohms, 200 ohms, 4000 ohms optional |
Real-time sampling of hardware | High resolution 10-bit AD converter with sampling speed of 160MHz and high waveform fidelity |
Detection method | Positive half wave, negative half wave, full wave, radio frequency detection |
Filter band | 0.2 MHz to 20 MHz, fully automatic matching according to probe frequency, no need to set manually |
Communication Interface | USB 2.0 high speed communication transmission interface |
Ambient temperature
and humidity |
Temperature: 14 °F to 122 °F (-10 °C to 50 °C)
Humidity: 20% RH to 95% RH |
Appearance size (Height*Width*Depth) | 7.09 in x 5.12 in x 1.57 in
(180 mm x 130 mm x 40 mm) |