Dakota Ultrasonics DFX-8 Flaw Detectors

One on Hand, Two on the Job

The FX80 series by Dakota is both an Ultrasonic Flaw Detector & a Multi-Mode Ultrasonic Thickness Gauge all in one quality instrument. The FX80-DL features an easy-to-use interface, a fantastic test range (from 0 inches to 100 feet), is lightweight (4.5 lbs.) and cased in rugged IP-65 metal housing, making this machine a top-notch fully loaded instrument that doesn't skimp on quality.

Key Features:

American made and supported.

Economically priced

Great performance as either a flaw detector or thickness gauge

Rugged aluminum housing (not plastic)

Highly reliable

Backup battery compartment - uses "AA"

Flaw Detector Features:

TRIG: Trigonometric display of beam path, depth. surface distance and curved surface correction

DAC: Up to 8 points DAC curve:

Reference: -2, -6, -10 (-6/-12), (-6/-14) and (-2/-6/-10) dB
Amplitude displayed in %DAC, dB or %FSH.

AWS: Automatic defect sizing in accordance with AWS D1.1.

AVG / DGS: Automatic defect sizing using probe data

Storage: up to 64 custom setups

TCG: Time corrected gain. 50 dB dynamic range, up to 8 points for curve definition.

Measurement Mode: Pulse-Echo (P-E) measures from 0.025 inches to 100 ft (0.63mm to 3048 cm)

Auto-Calibration: Provides automatic calibration with two reference points.

Detection Modes: Zero Crossing, Flank and Peak

Display Freeze: Holds current waveform on screen

Peak Memory: Captures peak signal amplitude

Thickness Gauge Features:

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) Auto temperature compensation

Echo-Echo Mode (E-E) - (Thru Paint & Coatings)

Echo-Echo Verify (E-EV) - (Thru Paint & Coatings)

Coating Only Mode (CT) - (Coating Thickness)

Measures from 0.0005 to 0.100 inches

One and two point calibration options for material and coating

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

Additional FX81-DL (Formerly DFX-8+) Features:

The FX81-DL boasts all the same features as the FX80-DL, plus the following:

Pulser Type: Two tone burst pulsers

Pulser Voltage: 100 - 400V

Broadband 1.8 - 19MHz (-3dB). Four narrow bands at 1MHz, 2MHz, 5MHz and 10MHz. Additional narrow bands at 0.5MHz and 15MHz.

Can be used with B-Scan encoders (crawlers).

Proportional outputs (amplitude or distance), 0-10 volts.

Automatic adjustments of interface gate for immersion testing (water paths).

Additional coating gauge feature in thickness gauge mode

Technical Specifications

FX80-DL and FX81-DL Specifications

General Specifications

Dimensions	2.5"L x 8.5"W x 6.5"H (70 x 216 x 165mm).
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" (115.2 x 86.4 mm), or 5.7" (144.78 mm) diagonal. 16 color palette, multiple color options and variable brightness.
Screen Refresh Rate	60 Hz
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 140°F (-10°C to 60°C).
Environmental	Meets IP65 requirements.
Warranty	2 year limited

Pulser Specifications

	DFX-8	DFX-8+
Pulser Type	Two adjustable square wave pulsers	Two tone burst pulsers
PRF	8 to 2000Hz in selectable steps (8, 16, 32, 66, 125, 250, 333, 1000, 2000 Hz).
Pulser Voltage	100 - 200 volt peak amplitude, rise/fall time < 10ns into 50ohm.	100 - 400v.
Pulse Width	40 to 400 ns. Selectable step options 40,80 & 400 ns (labeled spike, thin & wide).

Receivers Specifications

	DFX-8	DFX-8+
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). Four narrow bands at 1MHz, 2MHz, 5MHz, 10MHz.	Additional narrow bands at .5MHz, 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 - 999" (25,375mm) at steel velocity.

Power Specifications

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.

Connections Specifications

	DFX-8	DFX-8+
USB	Direct USB 1.1 PC connectivity.
Power Connector	12v @ 2amps, adapter 100-240 VAC, .7 Amps, 50-60 Hz.
RS232 Output	RS232 PC serial interface.	For use with B-Scan encoders (crawlers).
Alarm Outputs	Two independent alarm outputs triggered by the gates.
Analog Out	N/A	Proportional outputs (amplitude or distance), 0-10 volts.
Transducer Connectors	Two LEMO 00 connectors.

Calibration Specifications

Automatic Calibration	Longitudinal (straight), or Shear (angle)
Probe Types	Single Contact, Dual, Delay, and Angle
Units	English (in), Metric (mm), or Time (μs)
Velocity	0.0100 to .6300 in/μs (256–16,000 m/s)
Test Range	0 to 0.076" (1.93 mm) minimum, to 1200" (30,480 mm) 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 Specifications

Remote Commander

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

Transducers Specifications

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 & Shear wave corrosion inspections

Flaw Detector Specifications

	FX80-DL	FX81-DL
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, 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) 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	Holds current waveform on screen
Peak Memory	Captures peak signal amplitude
Auto Interface Gate	N/A	Automatic adjustment of interface gate for immersion testing (water path).

Thickness Gauge Specifications

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

Description	Part #	Price
Dakota NDT FX80-DL Kit Includes: Unit, Operating Manuals, DakView3 PC Software & USB Cable, 4 oz. Couplant, Lithium Ion Battery, Line Power Adaptor, Universal Power Cable, Hard Carrying Case and Calibration Certificate (Formerly DFX-8)	UT-DU-Z-250-0003	$5,200.00
Dakota NDT FX81-DL Kit Includes: Unit, Operating Manuals, DakView3 PC Software & USB Cable, 4 oz. Couplant, Lithium Ion Battery, Line Power Adaptor, Universal Power Cable, Hard Carrying Case and Calibration Certificate (Formerly DFX-8+)	UT-DU-Z-251-0003	$6,350.00
Dakota NDT FX80 Series - Instrument Case With Straps (formerly DFX-8)	UT-DU-F-250-0006	$205.00
Dakota NDT FX80 Series - Plastic Carrying Brief Case (spare/replacement) (formerly DFX-8)	UT-DU-A-250-6002	$95.00
Dakota NDT FX80 Series - Lithium Ion Battery Pack (spare/replacement) (formerly DFX-8)	UT-DU-B-040-3200	$255.00
Dakota NDT FX80 Series - External Smart Battery Charger (formerly DFX-8)	UT-DU-B-030-0000	$295.00
Dakota NDT FX80 Series - Power Adapter (12 volts @ 2 Amps with 6' cable) (formerly DFX-8)	UT-DU-N-250-0001	$125.00
Dakota NDT FX80 Series - Universal Power Cable (spare/replacement) (formerly DFX-8)	UT-DU-N-506-0060	$18.00
Dakota NDT FX80 Series - USB to Serial Adapter (formerly DFX-8)	UT-DU-N-402-0510	$35.00
Dakota NDT FX80 Series - RS232 PC Cable (9 pin) (formerly DFX-8)	UT-DU-N-306-0410	$90.00
Dakota NDT FX80 Series - Operators Manual FX80 (Thickness) (spare/replacement) (formerly DFX-8)	UT-DU-P-250-0003	$25.00
Dakota NDT FX80 Series - Operators Manual FX80 (Flaw) (spare/replacement) (formerly DFX-8)	UT-DU-P-250-0004	$25.00

Dakota NDT FX80 Flaw Detectors (Formerly DFX-8)

Highly Reliable, American-Made Ultrasonic Flaw Detector & Multi-Mode Ultrasonic Thickness Gauge.

One on Hand, Two on the Job

Product Demonstrations

Flaw Detector Features:

Thickness Gauge Features:

Other Features:

Additional FX81-DL (Formerly DFX-8+) Features:

Technical Specifications

Product Literature