Thiết bị siêu âm khuyết tật màn hình 5.7″ Model DFX-8 NSX: DAKOTA -USA

• Flaw Detector Features

• Pulser: 100 – 400 volt tone burst.
• Gain: 0 – 110 dB range.
• Filters: Wide, .5, 1, 2, 5, 10 & 15 MHz.
• Sizing Toolkits: DAC, AWS, TCG, DGS.
• Blanview sunlight viewable QVGA display (320×240 pixels).
• P.R.F. – 8Hz to 2kHz, adjustable.
• Screen Refresh Rate: 60 Hz.
• Detection Modes: Z-Cross, Flank & Peak.
• Auto Interface Gate: Immersion testing.
• Analog output: 1-10 volts.
• Serial Output: For use with remote commander, and B-Scan crawler.
• Wave Averaging:  Improved resolution and wave display.

• Auto: probe zero, probe recognition, and temperature compensation.
• Transducer Types:  Dual element, Single Contact & Delay line.
• Measurement Modes: Includes pulse-echo (P-E), echo-echo (E-E), echo-echo verify (E-EV), pulse-echo coating (PECT), pulse-echo temperature compensation (PETP) & coating only (CT) modes to address a variety of applications.
• Large data storage with multiple formats: Alpha numeric grid and sequential w/auto identifiers.
• Store up to 64 custom setups.
• 3 independent gates.
• Additional coating gauge feature

• Size: 8.5W x 6.5H x 2.5D in (216 x 165 x 70mm).
• Weight: 4.5 lbs (2.04 kgs), with batteries.
• Case: Extruded aluminum body with nickel plated aluminum end caps (gasket sealed).
• Display: Blanview sunlight readable QVGA TFT color display (320 x 240 pixels). Viewable area 4.54 x 3.40 in (115.2 x 86.4 mm), or 5.7 in (144.78 mm) diagonal. 16 color palette, 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.
• 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 audible and visual alarms.
• Operating Temperature: 14 to 140F (-10C to 60C).
• Environmental: Meets IP65 requirements.

Pulser

• Pulser Type: Two tone burst pulsers.
• P.R.F.: 8 to 2000Hz in selectable steps (8, 16, 32, 66, 125, 250, 333, 1000, 2000 Hz).
• Pulser Voltage: 100 – 400v.
• Pulse Width: 40 to 400 ns. Selectable step options 40, 80 & 400 ns (labeled spike, thin and wide).

Receivers

• Gain: 0 to 110dB with 0.2dB resolution. Manual and AGC control.
• Damping: 50, 75, 100, 300, 600, & 1500 ohms.
• Frequency Bands: Broadband 1.8 – 19 MHz (-3dB). Six narrow bands at 0.5MHz, 1MHz, 2MHz, 5MHz, 10MHz, 15MHz.
• Horizontal Linearity: +/- 0.4% FSW.
• Vertical Linearity: +/- 1% FSH.
• Amplifier Linearity: +/- 1 dB.
• Amplitude Measurement: 0 to 100% FSH, with 1% resolution.
• Delay: 0 – 999in (25,375mm) at steel velocity

Display: Color TFT Liquid Crystal display with 60 Hz update with touch screen, user-selectable color schemes and brightness, split screen and full screen modes.

Thickness Gauge: Features

• Measurement Modes (Dual Element):
• Pulse-Echo Mode (P-E) – (Pit & Flaw Detection) measures from 0.025 in to 100 ft. (0.63mm to 3048 cm).
• Pulse-Echo Coating Mode – (Material, Coating, Pit & Flaw Detection): Material: 0.025 in to 100 ft. (0.63mm to 3048 cm). Coating: 0.001 to 0.100 inches (0.01 to 2.54 millimeters).
• Pulse-Echo Temp Comp Mode (PETP) – (Pit & FlawDetection) Auto temperature compensation – measures from 0.025 in to 100 ft. (0.63 mm to 3048 cm).
• Echo-Echo Mode (E-E) – (Thru Paint & Coatings) measures from 0.050 to 4.0 inches (1.27 to 102 millimeters). Will vary based on coating.
• Echo-Echo Verify (E-EV) – (Thru Paint & Coatings) measures from 0.050 to 1.0 inches (1.27 to 25.4 millimeters). Will vary based on coating.
• Coating Only Mode (CT) – (Coating Thickness) Measures from 0.0005 to 0.100 inches (0.0127 to 2.54 millimeters). Range will vary +/- depending on the coating

Pulser: Tunable square wave pulser.

PRF: User Selectable or Auto from 10 Hz to 1000 Hz

Pulser Voltage Settings: 50 to 600 V in 25 V increments

Pulse Width: Adjustable from 30 to 10,000 nsDamping: 50, 63, 150, 400 Ohms

• Lithium Ion Pack: 10.8v, 2 amp hrs, typical operation 18hrs.
• Battery Backup: Emergency battery backup. Six 1.5V alkaline, 1.2V AA Nicad cells, 1.2V AA NI-MH, or other other equivalent power source.
• Battery life (continuous use): Alkaline (12 hrs), Nicad (5hrs), and NI-MH (12hrs), with default settings.

Calibration

• Automatic Calibration: Longitudinal (straight), or Shear (angle).
• Probe Types: Single Contact, Dual, Delay, and Angle.
• Units: English (in), Metric (mm), or Time (μs).
• English (in), Metric (mm), or Time (μs).
• Velocity: 0.0100 to .6300 in/μs (256–16,000 m/s).
• Test Range: 0 to 0.387in (9.83mm) minimum, to 1200in (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.

Video

Remote Commander: Java PC software allows remote display and control for training/presentation purposes, and custom system integration.

Flaw Detector: Features

• TRIG: Trigonometric display of beam path, depth, surface distance, and curved surface 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 or dB.
• 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) measures from 0.025 in to 100 ft. (0.63mm to 3048 cm).
• 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: For echo dynamic pattern determination.
• Auto Interface Gate – Automatic adjustment of interface gate for immersion testing (water path).

Transducers

• Delay line: High Frequency single element delay line style for precision testing of thin materials.
• Pencil: High Frequency single element delay line style for testing of materials in tight access areas and difficult
  geometries.
• Contact: Single element contact style for general purpose
  longitudinal & Shear wave flaw detection.
• Dual: Pitch/Catch dual element style for longitudinal and Shear wave corrosion inspections.