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Dakota Ultrasonics DFX-7 Flaw Detectors


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Dakota Ultrasonics DFX-7 Flaw Detectors
Product Description
Additional Info
Product Literature

Dakota Ultrasonics DFX-7

The best of both worlds!

dfx-7

Here are a few reasons why you should consider the DFX-7:

 
  • Combined Ultrasonic Flaw Detector and Ultrasonic Thickness Gauge in one easy-to-use instrument
  • Exceptional visibility in sunlight (AMOLED) color VGA display (320 x 240 pixels)
  • Light weight - 14 oz. (.397 kg.) with batteries
  • Range: 0.007" to 1,200"
  • Up to 12 hours of battery life using 3 AA cells
  • Easy to document test results
  • Large data storage with multiple formats: Alpha numeric grid and sequential w/auto identifier.
  • Rugged, IP-65 metal housing
  • PC & OSX reporting software
  • 2 year warranty
  • Made in the USA
  • Priced at only $3,650!


New DFX-7 Version II comes with all the items listed above plus a few new high performance features:

 
  • USB-C connectivity & file system
  • 4 GB internal SD memory card
  • PRF adjustable up to 2000Hz
  • New landscape A-Scan view (right & left hand) - 2.7" waveform view
  • Skip bar feature for easy reference (TRIG leg bar).
  • Screen Capture to .tif file for quick documentation / reference.
  • Time Dependent Gain (TDG) with adjustable slope (next firmware update)
  • Date & Time stamp
  • 5v external power via USB-C to PC or USB cell phone power adapter

 

Flaw Detector Features: Thickness Gauge Features:
  • TRIG: Trigonometric display of beam path, depth, surface distance and curved distance correction. Used with angle beam transducers.
  • DAC: Up to 8 points may be entered and used to digitally draw a DAC curve. Reference -2, -6, -10, (-6/-12), (-6/-14), (-2/-6/-10) dB. Amplitude displayed in %DAC, dB or %FSH.
  • AWS: Automatic defect sizing in accordance with AWS D1.1 structural welding code.
  • AVG/DGS: Automatic defect sizing using probe data. Stores up to 64 custom setups.
  • TCG: Time corrected gain. 50 dB dynamic range, 20 dB per microsecond, up to 8 points for curve definition.
  • Measurement Mode: Pulse-Echo (P-E)
  • Auto-Cal: Provides automatic calibration with two reference points.
  • Detection Modes: Zero Crossing, Flank and Peak
  • Display Freeze: Hold current waveform on screen.
  • Peak Memory: Captures peak signal amplitude.
  • Skip Bar: Displays skip legs in the waveform area.
  • Pulse-Echo Mode (P-E) - (Pit & Flaw Detection)
  • Pulse-Echo Coating Mode (PECT) - (Material, Coating, Pit & Flaw Detection)
  • Pulse-Echo Temperature Compensation Mode (PETP) - (Pit & Flaw Detection).
  • Echo-Echo Mode (E-E) - (Thru Paint & Coatings)
  • Echo-Echo Verify (E-EV) - (Thru Paint & Coatings)
  • Coating Only Mode (CT) - (Coating Thickness)
  • One and two point calibration option for material & coating, or selection of basic material types.
  • Auto probe zero, recognition and temperature compensation.
  • High speed scan up to 50 readings per second
  • Audible alarm with hi/lo limits
  • Built-in differential mode for QC inspections
  • Linear time dependent gain (TDG) with adjustable slope (dB per microsecond).

 

additional info with red arrow

Specifications:

 

General:

  • Size: 2.5" x 6.5" x 1.24" (63.5 x 165 x 1.5mm)
  • Weight: 14 oz. (.397 kg) with batteries
  • Case: extruded aluminum body with nickel plated aluminum end caps (gasket sealed)
  • Display: 1/4 VGA AMOLED color display (320 x 240 pixels). Viewable area: 1.7" x 2.27" (43.2 x 57.6mm). 16 color pallette, multiple color options and variable brightness.
  • Screen Refresh Rate: 60Hz
  • Display Views:
    • Flaw Detector: Full wave, +/- Rectified or RF.
    • Thickness Gauge: Digits, +/- Rectified, RF or B-Scan
  • Resolution (selectable): +/- 0.001" (0.01mm) or +/- 0.0001" (0.001mm)
  • Timing: Precision TCXO timing with single shot 100 MHz 8 bit ultra low power digitizer
  • Measurement Gates: Two independent gates (Flaw) and three gates (Thickness). Start & width adjustable over full range. Amplitude 5 - 95%, 1% steps. Positive or negative triggering for each gate with adible and visual alarms.
  • Operating Temperature: 14°F to 140°F (-10°C to 60°C)
  • Environmental: Meets IP65 requirements


Calibration:

  • Automatic Calibration: Longitudinal (straight) or Shear (angle)
  • Probe Types: Single Contact, Dual, Delay and Angle.
  • Units: English (inches), Metric (mm)
  • Velocity: 0.0100 to .6300 in/µs (256 - 16,000 m/s)
  • Test Range: 0.007" to 1,200" (.178mm to 30,480mm) maximum at steel velocity. Continuously variable.
  • Zero Offset (Probe Zero): 0 - 999.999 µs
  • Material Velocity Table: Contains longitudinal and shear velocities for a variety of material types.


Pulser:

  • Pulser Type: Two adjustable square wave pulsers and receivers
  • PRF: 8 to 2,000Hz in selectable steps (8, 16, 32, 66, 125, 250, 333, 1,000, 2,000Hz)
  • Pulser Voltage: 100 - 200 volt peak amplitude, rise/fall < 10ns into 50ohm
  • Pulse Width: 40 to 400 ns. Selectable step options 40, 80 & 400 ns (labeled spike, thin & wide)
 

Receiver:

  • Gain: 0 to 110dB with 0.2dB resolution. Manual and AGC control.
  • Damping: 50, 75, 100, 300, 600 & 1500 ohms.
  • Frequency Bands: DFX-7 & 7+: Broadband 1.8 - 19 MHz (-3dB). DFX-7+: Three narrow bands at 2MHz, 5MHz & 10MHz.
  • Horizontal Linearity: +/- 0.4% FSW
  • Vertical Linearity: +/- 1% FSH
  • Amplifier Linearity: +/- 1 dB
  • Amplitude Measurement: 0 to 100% FSH, with 1% resolution.
  • Delay: 0" - 999" (25,375mm) at steel velocity.


Memory:

  • Log Formats: Grid (Alpha Numeric) or Sequential (Auto Identifier).
  • Capacity: 4 GB Intenal SD card
  • Screen Capture: Bitmap graphic capture for quick documentation(.tif).
  • Custom Setups: 64 user configurations.


Power Source:

  • Battery: Three 1.5V alkaline, 1.2V AA Nicad cells, 1.2V AA NiMH or other equivalent power source. Battery life (continuous use). Alkaline(12 hours), Nicad (5 hours) and NiMH (12 hours), with default settings.
  • Line Power: USB-C to PC or power outlet.


Connections:

  • Output: Direct USB-C 1.1 PC connectivity
  • Transducer Connectors: Two LEMO 00 connectors


Certification:

  • Thickness Gauge: Factory calibration traceable to NIST & MIL-STD-45662A.
  • Flaw Detector: EN12668-1 compliant


Warranty:

  • 2 year limited




ce approved

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Description
Part #
Price
Product Name Part # Price Qty
DFX-7 Kit includes: Operating Manuals, Dakview3 PC Software and I/O Cable, Hard Carrying Case, 4 oz Couplant and Certification Document UT-DU-DFX-7 $3,650.00
DFX-7+ Kit Includes: Operating Manuals, Dakview3 PC Software and I/O Cable, Hard Carrying Case, 4 oz. Couplant and Certification Document UT-DU-DFX-7+ $3,850.00
Soft Carrying Case with Strap UT-DU-DFX-7-F149-001 $75.00