Test Range |
1mm (0.4in) to 10,000mm (394in) |
Velocity |
1000 – 10,000m/s continuously variable |
Probe Zero |
0 to 1000μs |
Delay |
0-10,000m (400in) in steel at 5930m/s (19455f/s) |
Gain |
0 to 110dB adjustable in 0.5, 1, 2, 6, 10, 14 and 20dB steps |
Test Modes |
Pulse echo and transmit/receive |
Pulser |
200V fixed. 50nS square wave. Rise/Fall times <15nS into 50R load |
Damping |
50 and 400 Ohm damping selectable |
P.R.F. |
Adjustable 5Hz to 1kHz. External sync also available |
Screen Update Rate |
60Hz |
Rectification |
RF, Full wave, +ve half-wave and -ve half-wave |
Frequency Range |
1.0MHz to 14MHz (-3db) |
System Linearity |
Vertical = 0.5% Full Screen Height (FSH). Horizontal +-0.2% Trace Full Screen Width (FSW) |
Reject (Selectable) |
Up to 80% Linear reject (removes baseline noise without affecting indication amplitude) |
or |
Up to 50% Suppressive reject (increase zero offset and reduces amplitude of all echoes) LED Warning when active. |
Units |
Metric (mm), Imperial (in) |
Display |
Color Transflective VGA (640 x 480) TFT. Display area: 116.16 x 87.2 mm (4.57 x 3.43 in). A-Scan Area: 400 x 510 pixels (normal), 460 x 620 (FS). Colors: 9 color options with variable brightness |
Gate Monitor |
Two independent gates for measurement and monitoring. Start and width fully adjustable over the entire range of the instrument. Levels adjustable from 0% to 100%, positive or negative triggering on each gate with audible & visual alarms. Gate resolution is 5nS |
Zoom |
Expands range and delay to cover the area set by Gate 1 start & width controls |
AGC |
Automatic Gain Control automatically sets the signal in Gate 1 to a level between 10% and 90% FSH, tolerance between 5% and 20%. |
Measurement Modes |
Mode 1 |
Signal monitor, Gate alarms can be active but no measurements are displayed |
Mode 2 |
Depth and amplitude of first signal in gate |
Mode 3 |
Echo-Echo distance measurements |
Mode 4 |
Trigonometric display of beam-path, surface distance (including X-offset) and depth of indication from the inspection surface together with echo amplitude. Curved surface correction can be applied for convex and concave surfaces. Half-skip can be indicated on screen |
Mode 5 |
Gate to Gate distance measurement |
Mode 6 |
Flank to Flank |
Mode 7 |
Beam Angle, calculated from beampath, hole radius and hole centre depth |
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Measurement Display |
Live display and updates on screen at 10 times per second. Large display of a single measurement available |
Waveform Smoothing Select from: |
i) None (both min and max values are displayed in the A-Scan) |
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ii) Fill (Min values set to baseline value, produces a solid A-Scan) |
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iii) Smooth (min values ignored, produces a clear outline |
Auto-Cal |
Provides automatic calculation of velocity and probe zero from 2 reference echoes. Automatic calibration with two echoes |
Reference Waveform |
Displays a previously stored A-log in a color different from the active display: enabling a quick visual check of the differences |
Clock |
Built in, battery-backed RTC keeps time and date. Visible on the status line, always stored with Panels, A-logs etc. |
Internal Memory |
4GByte storage available for A-scans, panels, T-logs, B-logs etc. 450,000 Panels, 200,000 A-Logs, 300,000 B-Charts, 440,000 T-Logs |
Active Peak Memory |
Retains all A-scans on screen for echo-dynamic pattern analysis, with the active A-scan displayed in a separate color |
Notes |
Alphanumeric labelling for panel stores, A-logs, B-logs etc. |
Display Freeze |
Hold the current waveform on screen for off-line processing |
Help Key |
Shows software and hardware information |
Language Support |
Multiple languages are selectable from a list including: English, French, Spanish, Russian, Chinese (Modern). Others are available on request |
Encoder Connection |
Lemo min 4-pin connector |
Video Output |
Standard on 500S |
Proportional Outputs |
Available on 500S |
External Sync |
Available on 500S |
USB Connection |
Internal storage shown as Memory Device |
Transducer Sockets |
BNC or LEMO (factory option) |
Power |
Battery life for SS500 is 13.5 hours and for D-50 it is 10.5 hours. |
Charger |
100-240VAC, 50-60Hz |
Environmental |
Case sealed to IP67 |
Temperature |
Operating -10°C to 55°C (14°F – 131°F). Storage -40°C to 75oC (-40°F – 167°F) |
Size |
H 145mm x W 255mm x D 145mm (5.7in x 10 in x 5.7in) |
Weight |
2.5kg (5.5lbs) with battery |
Warranty |
2 year |
Extended Warranty |
Sonacover – extended 5 year warranty, including 4 calibrations |
Calibration Standard |
ISO 22232-1:2020 (Detailed Specification available on request) |
Standards |
Vibration to 514.5-5 Proc 1 Annex C Fig 6 Shock 516.5 Proc 1 15g/6ms Explosive atmospheres – MIL-STD 810G Methos 511.5, Procedure I |