Sonatest Sitescan D50 Ultrasonic Flaw Detector

Since the formation in 1958 Sonatest Ltd has grown to become one of the most respected suppliers of ultrasonic NDT instruments in the world with many global blue chip clients. The Sitescan and Masterscan range of flaw detectors has an enviable reputation for reliability, whilst the user interface design has set the industry standard. In 2013 Sonatest's innovative Prisma product design was recognised winning the Red Dot Design Award and the A-Award for product design in the scientific and industrial category.

The Sitescan D-50 offers the end user an entry level broadband flaw detector in the popular and portable casing of the established D-series; with a full VGA display, a 50nS (Spike) 200V, a Pulser 0.5dB gain resolution and an optional rubber boot.

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Key Features

  • Customisable & Inituitive Menus
  • Split DAC/AVG/DGS
  • Angle Measurement Mode.
  • Configurable on-board software.
  • Field Upgradeable.
  • Encoded B-Scan
  • A-Scan Fade.
  • 4GByte on-board memory.
  • USB Interface for PC import/export.


Test Range: 0-5mm(0.25in)up to 0-10,000mm (400 in.) in steel at 5930m/s (19455f/s)
Velocity: 1000 - 10,000 m/s continuously variable.
Probe Zero: 0 to 999.999 ┬Ás.
Delay: 0-10,000m (400in) in steel at 5930m/s (19455f/s)
Gain: 0 to 110dB adjustable in 0.5, 1, 2, 6,10, 14 and 20dB steps.
Test Modes: Pulse echo and transmit/receive.
Pulser: 200V fixed. 50nS square wave. Rise/Fall times <5nS into 50R load.
Damping: 50 and 400 Ohm damping selectable.
Active Edge TM: Unique Active Edge Mode for improved near-surface resolution.
P.R.F: Adjustable 5Hz to 1kHz. External sync also available.
Screen Update Rate: 60Hz
Rectification: RF, Full wave, +ve half-wave and -ve half-wave.
Frequency Range: 1.0MHz to 14MHz
System Linearity: Vertical = 0.5% Full Screen Height (FSH). Horizontal +-0.2% Trace Full Screen Width (FSW).
AGC: Automatic Gain Control automatically sets the signal in Gate 1 to a level between 10% and 90% FSH, tolerance between 5% and 20%.