Physical

Size:
10.0 x 5.7 x 5.7in. (255 x 145 x 145mm)

Weight:
5.5lbs. (2.5Kgs) with Li-ion cells.

Case:
Injection molded plastic. Waterproof(IP67)

Display: High brightness color TFT LCD display. Display area 4.05” x 3.03” (103 x 77mm) 320 x 240 pixels. A-Scan area 255 x 200 pixels.

Note: Optional monochrome LCD for improved visibility in high ambient light. Adjustable contrast and switchable backlight.

Transducer Connectors: available with BNC or “00” LEMO connectors.

Temperature:

Operating –10 to +55°C. 14 to 131°F –20 to +70°C. –4 to 158°F (survivable)

LCD Version: 0 to +50°C or 32 to 122°F (survivable).

Storage: –40 to +75°C. –40 to 167°F

Environmental: Meets IP65 requirements.

Ultrasonic Specifications

System Linearity: Vertical = 1% Full Screen Height (FSH) Amplifier Accuracy ±0.1%dB. Horizontal ±0.4% Full Screen Width (FSW).

Pulser: 444 Fixed square wave pulse linked to frequency selection. Tx width 40ns min, 250ns max. 544 Variable square wave pulser with 2 voltage settings: 200V, 20-500ns and 0-500ns and 400V, 100-500ns. Pulse width adjustable in 1 and 10ns steps.

Delay: 444 Calibrated delay from 0-200 in. in 0.002in. steps (0 to 5000mm in .05mm steps) at steel velocity. 544 Calibrated delay from 0-400in. in 0.05in steps (0-10000mm in 1mm steps) at steel velocity.

Gain: 0 to 110dB. Adjustable in 0.5, 2, 6, 14 and 20dB steps. Direct access to gain control at all times.

Damping: 544 Selectable between 50, 100,180 & 400 ohms.

P.R.F.: Adjustable to 35, 63, 150, 250, 500 & 1000Hz maximum.

Frequency Range: 444 4 Narrow Bands centered at 1MHz, 2.25MHz, 5MHz, & 10MHz. Wide Band 1.5MHz to 15MHz (-6dB). 544 5 Narrow Bands centered at 1MHz, 2MHz, 5MHz, 10 MHz, & 15MHz. Broad Band at 0.3-22MHz(-6dB).

Memory

Thickness Logging: Storage for 2000 thickness readings configured into Block/Location/Number. Calibration settings stored with each Block. Maximum number of Blocks is 14. Unlimited Location/Number values, maximum combination of 2000 readings. Readings may be reviewed, edited and printed as required.

Panel Memory: 20 storage locations for retaining calibrations.

A-Scan Memory: Maximum of 100 waveforms stored with complete panel settings. Waveforms may be recalled on display, printed or transferred via RS232 serial port.

Notes: Alphanumeric labeling for panel and A-Log allows the user to enter Notes for storage with A-scans.

Measuring

Units: English (in), Metric (mm), or Time (µs).

Test Modes: Pulse-echo and transmit/receive.

Measurement Modes:
(444 5 modes, 544 6 modes)

Mode 1 Signal Monitor.

Mode 2 Depth and amplitude of first signal
in gate.

Mode 3 Echo-to-echo distance measurement.

Mode 4 444 / Mode 5 544 Trigonometric display of beam path, surface distance and depth of indication.

Mode 5 444 / Mode 6 544 T-Min mode for holding minimum thickness reading. Resolution to 0.001in. (0.01mm) for distance measurement, or 1%FSH for amplitude measurement. Large display of measurement at top of A-Scan display. Measurement mode selectable between peak and flank.

Note: All measurement functions also available in unrectified RF mode.

Test Range: 444 0.2-400in. (5 to 10000mm) at steel velocity. 544 0.05-800in. (1mm to 20000mm) at steel velocity. Variable in 1,2,5 sequence, or continuously in 0.05in. (1mm) Increments. Also from 1 to 5000 (µs).

Velocity: 444 0.0393 to 0.3937 in./micro-second (1000m/s to 9999m/s) 544 .0101 to .6299 in./microsecond (256m/s to 16000m/s) continuously variable.

Probe Zero: 0 to 999.999 µs, continuously variable.

Warranty

2 year limited

Features

Peak Memory: For echodynamic pattern determination.

Gate Monitor: Two fully independent gates for echo monitoring and thickness measure-ment. Start and width adjustable over full range of unit, amplitude variable from 0 to 100% FSH. Bar presentation. Positive or negative triggering for each gate with visual and audible alarms.

Gate Expansion: Expands range to width of Gate 1.

Display Freeze: For capturing current A-scan image.

DAC: DAC curves may be entered and digitally drawn on the display. Reference, –6dB, –12dB, –14dB curves may be selected. DAC curve selected acts as gate for alarm outputs and height measurement in DAC +dB. DAC parameters stored with Panel Memory. Curves comply with ASME and JIS Codes.

TCG: Time Corrected Gain, also known as Swept Gain. 40dB dynamic range greater than 30dB per microsecond and up to 10 points may be used, setting all signals initially to 80% Full Screen Height.

Reject: 444 50% suppressive reject. LED warning when selected. 544 80% linear reject. LED warning when selected.

AWS–DGS: Built in Software for evaluation of defect indications in accordance with AWS standards or the AVG/DGS Method.

Auto_Cal: Provides Automatic calibration from two echoes.

Rectification: Full wave, positive or negative half wave and unrectified RF.

Help Key: On screen context-sensitive help.

Power Source:

Power: Lithium Ion battery pack 14.4V, 5.0 Amp hrs, 8 hours battery life fully charged. 15hrs. LCD battery life. Two hour charge time. Low battery indicator.

Charger: Universal line power input 110 or 230 volts A.C.

Outputs

Data: Full bi-directional RS232 serial interface to transfer parameters, thickness readings and waveform memories.

Analog: Proportional outputs programmable to distance or amplitude of signal. Unrectified RF signal 80mV peak to peak. Synchronisation output for start of scan. Gate trigger output on relay contact.

Video: Composite video, full PAL, or NTSC compatibility. Update rate: 60Hz (NTSC Mode); 50Hz (PAL Mode).