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[仪器展示] DFX-7 Flaw Detector & Thickness Gauge

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    发表于 2014-6-16 14:15:42 | 显示全部楼层 |阅读模式
    DFX7.jpg
    $ ^% N& j7 U! f& @. a& {
    $ ~/ q2 B  P; N8 S, t$ AThe Best of Both Worlds:. H1 @4 D; {/ H9 K- S* D. C$ ?
    DFX-7 Flaw Detector & Thickness Gauge
    ( ^/ h4 C  c6 O) @& i7 B, E- O0 \0 D  [, ?, `- y; x
    SPECIFICATIONS
    ! l6 J: O& ]) B$ s, ~GENERAL  D/ ~; m3 G8 v- T" d4 f
    Size: 2.5W x .5H x 1.24D in (63.5 x 165 x 31.5mm).& s( Q5 [6 W, F* v" x: V9 j
    Weight: 14 ounces (.397kgs), with batteries.  f9 y" F& p6 E+ k
    Case: Extruded aluminum body with nickel plated aluminum end caps (gasket sealed).7 s" j0 ~& Y7 v% Q4 o4 D
    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.
    / J5 b( F3 G* E; EScreen Refresh Rate: Selectable 60 or 120Hz.
    2 v# y7 W) |. @8 a5 c7 ~& ?Display Views: Flaw Detector: Full wave, +/- Rectified, or RF. Thickness Gauge: Digits, +/- Rectified, RF, or B-Scan.
      g1 Z' B) @1 e4 j, N8 ?Timing: Precision 25MHz TCXO with single shot 100 MHz 8 bit ultra low power digitizer.
    . B( `0 u* U2 s' ?( }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.' x% ~! X# h* @! i) l, D% Q+ o+ p
    Operating Temperature: 14 to 140F (-10C to 60C).; Q# I7 A6 E7 ?3 |# ^3 V
    Environmental: Meets IP65 requirements.3 w' K" i- ^) w
    CALIBRATION
    . E+ _4 O7 T1 f( U+ RAutomatic Calibration: Longitudinal (straight), or Shear (angle).
    # `6 [' P0 G) [$ UProbe Types: Single Contact, Dual, Delay, and Angle .' N8 [! y2 p2 F9 ~# s- m6 A
    English (in), Metric (mm), or Time (μs).4 ?) W7 g" A& J  \5 A( j3 u
    Velocity: 0.0100 to .6300 in/μs (256–16,000 m/s).
    + x  _6 V$ r1 ~1 {Test Range: 0 to 0.280in (7.11mm) minimum, to 1200in (30,480mm) maximum at steel velocity. Continuously variable.2 \# w+ i+ e/ i9 S; W2 \1 |) f
    Zero Offset (Probe Zero): 0–999.999 μs.
    9 d) G6 ]( D' uMaterial Velocity Table: Contains longitudinal and shear velocities for a variety of material types.0 T% d. }1 X0 F
    PULSER
    6 ^* z1 B/ Y3 M: ^3 x8 H( a& Z" KPulser Type: Two adjustable square wave pulsers and receivers.
    7 M( G2 l: H* i$ a5 ^P.R.F.: 8 to 333Hz in selectable steps (8, 16, 32, 66, 125, 250, 333Hz).
    , i. Q0 Z! z5 Z& k, NPulser Voltage: 200 volt peak amplitude, rise/fall time < 10ns into 50ohm.4 q- o& ]! J9 w  f
    Pulse Width: 40 to 400 ns. Selectable step options (spike, thin or wide).! r. t; J0 M# w8 n& b
    % G" \) ?2 U1 d
    RECEIVER# ]2 t7 N( W9 l+ x
    Gain: 0 to 110dB with 0.2dB resolution. Manual and AGC control.
    - f" N* R8 q$ K, q  o  u' j& KDamping: 50, 75, 100, 300, 600, & 1500 ohms.! [7 m0 e% S9 y: z
    Frequency Bands: DFX-7 & 7+: Broadband 1.8 – 19 MHz (-3dB). DFX-7+: Three narrow bands centered at 2MHz, 5MHz, 10MHz.
    ) X" w- t4 L) A% J7 IHorizontal Linearity: +/- 0.4% FSW.9 _/ G' M9 S" }3 J
    Vertical Linearity: +/- 1% FSH.
    # ^) S8 n; y" n% wAmplifier Linearity: +/- 1 dB.
    " P: o. N. ?. f8 G: QAmplitude Measurement: 0 to 100% FSH, with 1% resolution.
    1 G3 @) [) F7 s& H0 `8 _$ kDelay: 0 – 999in (25,375mm) at steel velocity.* r; o# L! e6 H( n9 g
    FLAW DETECTOR: FEATURES
    & K: A8 E& N& k1 [% V, {TRIG: Trigonometric display of beam path, depth, surface distance, and curved surface correction. Used with angle beam transducers.3 h2 ]7 w" Z4 e0 _9 R5 f- V
    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.6 F$ C+ H$ ]  g* @
    AWS: Automatic defect sizing in accordance with AWS D1.1 structural welding code.4 f* e1 Y4 K9 ]  F" L
    AVG/DGS: Automatic defect sizing using probe data. Stores up to 64 custom setups.
    ' J$ Y- a1 j" m8 {4 K7 g, nTCG: Time corrected gain. 50 dB dynamic range, 20 dB per microsecond, up to 8 points for curve definition.
    ( _/ X$ f! V# Y$ z2 L  zMeasurement Mode: Pulse-Echo (P-E) measures from 0.025 in to 100 ft. (0.63mm to 3048 cm).
    5 ?  t' c+ s/ S* k4 MAuto-Cal: Provides automatic calibration with two reference points." `( p6 I$ m* J. f
    Detection Modes: Zero Crossing, Flank and Peak.
    ! z) d) f, g. M2 ^4 M( SDisplay Freeze: Hold current waveform on screen.
    7 o, \7 M' I$ S, C* {5 ~1 jPeak Memory: For echodynamic pattern determination.! O9 Q6 s0 P6 h1 p: P: P; }; J
    THICKNESS GAUGE: FEATURES
    , x" J$ |4 Z1 @* C' jMeasurement Modes (Dual Element):
    * O1 i. b' V- }3 \. P# `$ h: @5 J8 QPulse-Echo Mode (P-E) – (Pit & Flaw Detection) measures from 0.025 in to 100 ft. (0.63mm to 3048 cm).1 N# F' y2 u4 d7 d; a1 |
    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).
    4 a) o2 l% O8 f4 _5 u2 q' u5 nPulse-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).# g2 W9 B  a* U1 W
    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.
    1 a+ K# w3 p7 B+ `$ k0 o
    ' A% Q0 A6 R' MFEATURES, CONT.% R( y. G1 V9 C- N
    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.
    ' A1 p; _8 T/ h+ }2 O8 OCoating Only Mode (CT) – (Coating Thickness) Measures from 0.0005 to http://www.youqicehouyi.com 0.100 inches (0.0127 to 2.54 millimeters). Range will vary +/- depending on the coating.' \( j9 {6 p7 Y. s  f2 h+ G+ M
    One and two point calibration option for material & coating, or selection of basic material types.
    $ Q# S* }1 a5 \3 K2 Z6 KAuto probe zero, recognition and temperature compensation.
    9 H/ D. K% L  |4 b- q" ]High speed scan up to 50 readings per second.% G% S2 ?+ V  N$ p
    Audible alarm with hi/lo limits.& l1 ]. Q- }+ Y- a
    Built-in differential mode for QC inspections.
    : y. i1 ^# Z1 E64 custom setup configurations.7 p7 L' A% B+ j: L& k$ k( b
    MEMORY9 q! D7 _; U$ b
    Log Formats: Grid (Alpha Numeric), or Sequential (Auto Identifier)./ R$ e6 Y3 G( G1 w7 }$ G* E: y
    Graphics On: 8,000 readings, A/B Scan image, & all gauge settings for every reading.
    ! Y5 S- w; t, d0 fGraphics Off: 210,000 readings (coating, material, min & max. (Thickness gauge only).4 E# O( h. ^8 L: n7 t% K% S: N. t
    Custom Setups: 64 user configurations.
    " b) Q! A  g) @5 hPOWER SOURCE
    . @+ q$ @. ~: H1 R, n$ N! [' ZBattery: 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.8 D- O. h# e1 x# n
    CONNECTIONS
    & S3 Q& }7 F# N( s$ o& X/ W( B/ X$ UOutput: RS232 serial interface. PC software & USB converter cable included.
    . @2 y2 x4 B6 h/ _5 K3 kTransducer Connectors: Two LEMO 00 connectors.
    ! ?/ Y" P* [. }1 ~CERTIFICATION0 U. M6 {5 e4 ?) P* x) I+ g% C
    Thickness Gauge: Factory calibration traceable to NIST & MIL-STD-45662A.
    1 P) Q" N& T! h" r) W1 |; HFlaw Detector: EN12668-1 compliant.) X! Y- e5 f+ v
    WARRANTY
    ! }& J. B, q' x9 {: q' m2 year limited, b0 |! N8 d/ ]9 j

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