



PCE Instruments PCE-FD 20 Ultrasonic Flaw Detector (1 to 10 MHz)
Experience precise and reliable flaw detection with the PCE Instruments PCE-FD 20 Ultrasonic Flaw Detector. This portable device features a large LCD screen for clear A-scan and B-scan visualizations of ultrasonic signals, making it ideal for identifying defects and measuring material thickness in various industrial applications.
Ideal for:
- Non-destructive testing (NDT)
- Quality control inspections
- Maintenance and repair
- Research and development
Key Applications:
- Mechanical engineering
- Aerospace
- Metallurgy
- Welding inspection
- Material testing
Performance and Characteristics:
- Wide operating frequency range (1 to 10 MHz) for versatile applications
- Measures time intervals from 6 to 1000 microseconds (µs)
- Supports shadow, echo, and mirror-shadow testing methods
- USB interface for data download and analysis
- Lightweight and portable design for convenient on-site use
- Battery or electric powered for flexibility
Specifications:
- Operating Frequency: 1 to 10 MHz
- Measured Time Interval: 6 to 1000 µs
- Sound Velocity: 1000 to 9999 m/s
- Probe Cable Length: 1.5 m
Features:
- Large LCD screen
- A-scan and B-scan display
- Contact transducer probes (45° and 90°)
- USB data interface
- Battery and electric power options
Kit Content:
- PCE-FD 20 flaw detector
- 1.5 m probe cable
- 90° contact transducer probe
- 45° contact transducer probe
- 3 x 1.5 V AA batteries
- Battery charger / power supply
- USB cable
- User manual
Upgrade your inspection capabilities with the PCE Instruments PCE-FD 20 Ultrasonic Flaw Detector!

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Operating frequency range | 1 ... 10 MHz |
Measure time interval range (scan duration) | 6 ... 1000 microseconds (µs) |
Sound velocity range | 1000 ... 9999 m/s |
Deviation of measurement of time intervals | Not exceed ± 0.025 µs |
Max. deviation of amplitude of signals at receiver input in 0 ... 110 dB range | Not exceed ± 0.5 dB |
Testing gain region | 125 dB |
Averaging over the quantity of starts | 1 ... 16 |
Range of time-variable gain (TVG) / Number of control points TVG | 40 dB / 15 |
Duration of excitation pulse to load | 0 ... 0.5 µs |
Amplitude of excitation pulse to 50 Ohm load, not less | 100, 200, 300 |
Operating frequency range of receiver at -3 dB | 1 ... 10 MHz |
Deviation of amplitudes of input signals in 10 ... 100% range of screen height | Not more than 1 dB |
Scanning | 1 ... 1000 µs |
Scanning delay | 0 ... 2000 µs |
Measurement range of time intervals | 0 ... 1000 µs |
Prism of probe delay | 0 ... 15 µs |
Automatic signaling of defects (AFS) | Dual-gate |
Setting range of AFS gates | 0 ... 2000 µs |
Adjusting thresholds of AFS gates | 0 ... 100% |
Detection of signals (receiver) | Positive half-wave, radio mode |
Dimensions of device (approx.) | 80 x 162 x 35 mm / 3.14 x 6.37 x 1.37" |
Dimensions display (approx.) | 48 x 74 mm / 1.88 x 2.91" |
Power supply | 100 ... 250 V AC or 3 x 1.5 V AA batteries |
Weight (approx.) | 250 g / 0.55 lb (without batteries) |
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