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    DFX7 Ultrasonic Flaw Detector & Thickness Gauge

    The DFX7 is both, an Ultrasonic Flaw detector, as well as an Ultrasonic A/B Scan Thickness Gauge, in a single unit.

    Thickness Gauges are specifically setup to very accurately measure thickness, locate pits, flaws and blind surface corrosion. All the linearity tables, correction curves for various types of longitudinal transducers and features are built with dimensional thickness as its primary focus.

    Flaw detectors are designed to detect, size, position, and differentiate between flaw types in various materials and welded joints. A flaw detector must be fast, in terms of its sample and screen refresh rate, as inspectors are generally scanning the surface of a part or test specimen at a relatively high speed, rather than looking for the thickness at a specific point or location. While flaw detectors can also measure material thickness with reasonable accuracy, they are not designed with precision thickness as their primary focus.

    The DFX7 combines the two types of gauges into one powerful and full featured instrument, that’s equipped with a number of comprehensive toolkits to provide the user the arsenal necessary to address a number of common field applications.

    The DFX7 has the ability to simultaneously measure coatings and material thicknesses while maintaining the ability to locate pits, flaws and defects in the material. Based on the same operating principles as SONAR, the DFX7 is capable of measuring the thickness of various materials with accuracy as high as ± 0.01 millimeters, or ± 0.001 inches. The principle advantage of ultrasonic measurement over traditional methods is that ultrasonic measurements can be performed with access to only one side of the material being measured.

    There are two versions of the DFX7 series: DFX7 and DFX7+ .

    • The DFX7 is a wide band only gauge, which includes a single wide band filter with a range of 1.8MHz to 19MHz.
    • The DFX7 + includes the same wide band filter,
      but also includes a few narrow band filter options at 2MHz, 5MHz and 10MHz. The wide band option is responsive to all signals within the given frequency range. However, narrow band filters eliminate signals outside of the target filter frequency, and focus on the output of the transducer at the specified frequency.
       
    € 3.955,00
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    Flaw Detector Features
    TRIG:
    Trigonometric display of beam path, depth, surface distance, and curved surface correction. Used with angle beam transducers
    AWS:
    Automatic defect sizing in accordance with AWS D1.1 structural welding code
    TCG:
    Time corrected gain. 50 dB dynamic range, 20 dB per microsecond, up to 8 points for curve definition
    Auto-Cal:
    Provides automatic calibration with two reference points
    Display Freeze:
    Hold current waveform on screen
    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 or dB
    AVG/DGS:
    Automatic defect sizing using probe data. Stores up to 64 custom setups
    Measurement Mode:
    Pulse-Echo (P-E) measures from 0.63mm to 30 meter
    Detection Modes:
    Zero Crossing, Flank and Peak
    Peak Memory:
    For echodynamic pattern determination
    Thickness Gauge Features
    Pulse-Echo Mode (P-E):
    (Pit & Flaw Detection) measures from 0.63mm to 30 meter
    Pulse-Echo Coating Mode (PECT):
    (Material, Coating, Pit & Flaw Detection): Material: 0.63mm to 30 meter. Coating: 0.01 to 2.54 millimeters
    Pulse-Echo Temp Comp Mode (PETP):
    (Pit & Flaw Detection) Auto temperature compensation – measures from 0.63 mm to 30 meter
    Echo-Echo Mode (E-E):
    (Thru Paint & Coatings) measures from 1.27 to 102 millimeters. Will vary based on coating
    Echo-Echo Verify (E-EV):
    (Thru Paint & Coatings) measures from 1.27 to 25.4 millimeters. Will vary based on coating
    Coating Only Mode (CT):
    (Coating Thickness) Measures from 0.0127 to 2.54 millimeters. Range will vary +/- depending on the coating
    • 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
    •64 custom setup configurations
    Complete Kit

    Kit Includes:

    • Gauge
    • DakView3 PC software & Cables
    • Operating Manuals
    • 4 oz Couplant
    • Carrying case
    • Calibration certificate
    GENERAL-----------------------------------------------------
    Size:63.5 x 165 x 31.5mm
    Weight:400 gr. 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 43.2 x 57.6 mm.
    16 color pallete, multiple color options, and variable brightness
    Screen Refresh Rate:Selectable 60 or 120Hz
    Display Views: Flaw Detector: Full wave, +/- Rectified, or RF. Thickness Gauge: Digits, +/- Rectified, RF, or B-Scan
    Timing:Precision 25MHz TCXO 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 audible and visual alarms
    Operating Temperature:-10 °C to 60 °C
    Environmental:Meets IP65 requirements
    Warranty:2 year limited
    CALIBRATION-----------------------------------------------------
    Automatic Calibration:Longitudinal (straight), or Shear (angle)
    Probe Types:Single Contact, Dual, Delay, and Angle
    Units:English (in), Metric (mm), or Time (s)
    Velocity:256–16,000 m/s
    Test Range:7,11 mm minimum, to 30,48 cm maximum at steel velocity. Continuously variable
    Zero Offset (Probe Zero):0–999.999 ìs
    Material Velocity Table:Contains longitudinal and shear velocities for a variety of material types
    PULSER-----------------------------------------------------
    Pulser Type:Two adjustable square wave pulsers and receivers
    P.R.F.:8 to 333Hz in selectable steps (8, 16, 32, 66, 125, 250, 333Hz)
    Pulser Voltage:200 volt peak amplitude, rise/fall time < 10ns into 50ohm
    Pulse Width:40 to 400 ns. Selectable step options (spike, thin or wide)
    RECEIVER-----------------------------------------------------
    Gain:0 to 110dB with 0.2dB resolution. Manual and AGC control
    Damping:50, 75, 100, 300, 600, & 1500 ohms
    Frequency Bands:DFX7 & 7+: Broadband 1.8 – 19 MHz (-3dB). DFX-7+: Three narrow bands centered 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 - 253,75cm at steel velocity
    MEMORY-----------------------------------------------------
    Log Formats:Grid (Alpha Numeric), or Sequential (Auto Identifier)
    Graphics On:8,000 readings, A/B Scan image, & all gauge settings for every reading
    Graphics Off:210,000 readings (coating, material, min & max. (Thickness gauge only)
    Custom Setups:64 user configurations
    POWER SOURCE-----------------------------------------------------
    Battery:3x 1.5V alkaline, 1.2V AA Nicad cells, 1.2V AA NI-MH, or other other equivalent power source
    Battery life (continuous use):Alkaline (12hrs), Nicad (5hrs), and NI-MH (12hrs), with default settings
    CONNECTIONS-----------------------------------------------------
    Output:RS232 serial interface. PC software & USB converter cable included
    Transducer Connectors:Two LEMO 00 connectors
    CERTIFICATION-----------------------------------------------------
    Thickness Gauge:Factory calibration traceable to NIST & MIL-STD-45662A
    Flaw Detector:EN12668-1 compliant

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    Products
    Item Product Price  Quantity Action
    134521DFX-7 Flaw Detector Complete Kit € 3.955,00
    134522DFX-7Plus Flaw Detector Complete Kit € 3.955,00
    Accessories
    Item Product Price  Quantity Action
    134523Carrying Case for DFX-7 Flaw Dectector € 99,00
    130266N-306-0010 RS232 (DB-9 to Lemo) Data Cable 182cm € 88,00
    134524USB-RS232-ADAP- USB - RS232 Adapter € 29,00
    135572CF-AN-250ml Coupling Fluid 250ml Bottle € 15,00
    133300CF-4H High Temperature Coupling Fluid - 316ºC - 118ml € 94,00
    133301CF-4H-950F High Temperature Coupling Fluid - 404ºC - 118m € 181,00
    139547Li-Ion Rechargeable AA Batteries - 4 pcs (with USB to USB-C cable) € 25,00

    All mentioned prices are excluding VAT & excluding shipment costs.
    Availability:
    Available: 1 - 3 days ,
    Delivery time: 1 - 3 weeks ,
    special order request

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