Dakota Ultrasonics TI-DFX7 Ultrasonic Flaw Detector & Thickness Gauge

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Ultrasonic Flaw Detector & Thickness Gauge

The TI-DFX7 Ultrasonic Flaw Detector uses the latest Color LCD Technology with super-fast re-fresh rate.

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Features
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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
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 echodynamic pattern determination

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 (PECT)	(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 & Flaw Detection) 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
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

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Specifications
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General
Size	2.5W x .5H x 1.24D in (63.5 x 165 x 31.5mm)
Weight	14 ounces (.397kgs), 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 in (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	14 to 140F (-10C to 60C)
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 (ìs)
Velocity	0.0100 to 0.6300 in/ìs (256–16,000 m/s)
Test Range	0 to 0.280in (7.11mm) minimum, to 1200in (30,480mm) 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	DFX-7 & 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 - 999in (25,375mm) 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	Three 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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Downloads
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TI-DFX7 Ultrasonic Flaw Detector & Thickness Gauge - List

TI-DFX7 Ultrasonic Flaw Detector & Thickness Gauge - Instruction Manual

TI-DFX7 Ultrasonic Flaw Detector & Thickness Gauge - Flaw Manual

TI-DFX7 Ultrasonic Flaw Detector & Thickness Gauge - Gauge Manual

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Dakota Ultrasonics TI-DFX7 Ultrasonic Flaw Detector & Thickness Gauge

Dakota Ultrasonics TI-DFX7 Ultrasonic Flaw Detector & Thickness Gauge

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