Download - (NORTEC) 500 Training Scanner Insp
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Nortec 500 Familiarization Scanner Hole Inspection
Presented by:James Bittner
Senior Sales Engineer, ECT Portables & Sensors
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Scanner Bolt Holt TestingBolt hole inspection has been one of the earliest eddy current inspection since the advent of eddy current as a testing method.
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Scanner Bolt Holt Testing
General instrument set-up
Bolt Hole Probes: Used for detecting flaws inside fastener holes, which are commonly found in aircraft Fuselage and pylons
Rotary Hole Probes: Used with rotating scanner guns and turned athigh speeds.
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Scanner Bolt Holt Testing
General instrument set-upMOTORIZED BOLTHOLE PROBECOIL
IMPEDANCE DISPLAY
LAMINATED TEST SPECIMEN
CRACK
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Reflection-Differential• Three coils are making contact with the surface, one driver and two pick-ups.
• More sensitive to small surface cracks and less sensitive to lift-off.
• Most of the rotating scanner bolt hole probes uses this type of coil arrangement.
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Nortec 500 General Instrument set-up
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N500S
N500D
N500 with scanner capability
Nortec 500: Four models at various price points and specific inspection features.
Scanner Support capable
Scanner Support capable
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Basic Operation
ALARM Menu Functions include:
•Controls functions for Box 1 through 3 alarms.
•Controls functions of Polar alarm.
•Controls functions of Sweep alarm.
ALARM (Alarm Menu)
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Basic Operation
Display Menu Functions include:
• Control functions of SCREEN SETUP
•Controls functions of D ERASE SETUP.
•Controls functions of MAIN DSP F1.
DISP (Screen Display Menu)
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Basic Operation
SCAN (Scanner Menu)
SCAN Menu Functions include:
•Controls functions for Sweep.
•Controls functions of Sweep Time.
•Controls RPM of scanner.
•Controls Sync Angle function.
•Controls Waterfall function.
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Nortec 500 Series – I/O Ports
16-Pin LEMO scanner cable will plug
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Nortec Rotating Bolt Hole Scanners•Fischer 4pin (Universal) or Lemo 4pin versions available.
•600 – 3000 RPM
•Compatible with NDT-19eII and NDT-24 but at fixed 1200 RPM.
•Alarm LED
•Lemo Stepped 4pin connector.
•600 – 2400 RPM
•Compatible with NDT-19eII and NDT-24 but at fixed 1200 RPM.
•Alarm LED
•Fischer 4pin (Universal) connector.
•600 – 3000 RPM
•Compatible with NDT-19eII and NDT-24 but at fixed 1200 RPM.
•Alarm LED
•Staveley Tri-axial (accommodates Gulton style probes).
•40 – 240 RPM
•Compatible with NDT-19eII but at variable range of 40 - 200 RPM.
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Nortec 500 Demonstration
Scanner Bolt Hole Testing
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Scanner Bolt Hole Testing
Instrument Set-up; Step-1 Note All Nortec Scanner guns are PowerLinked.
Plug scanner cable 16-pin to 16-pin scanner cable into the instrument. Instrument will default to PowerLink mode. Press LOG/ENTER soft key.
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Scanner Bolt Holt Testing
Instrument Set-up; Step-2: Install scanner probe into scanner gun and locate bolt Hole standard.
Press MAN function key, then press SCAN function key to adjust scanner screen to.
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Scanner Bolt Holt Testing
Instrument Set-up; Set-3 Split Screen Display Note this follows general practices for Airbus, Boeing & USAF for bolt hole inspection.
Press SWP MODE soft key.
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Scanner Bolt Holt Testing
Instrument Set-up; Set-3a Split Screen Display
Rotate Smart knob or press soft key until sweep mode is set for SWP MODE EXT/IMP. This will give you spit screen display for both Sweep and Impedance display for instrument step for scanner hole inspection.
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Scanner Bolt Holt Testing
Instrument Set-up; Set-4, Screen Errors
Now press DISP function key, then press PERSIST soft key and adjust persist toread 0.4-0.6s seconds.
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Scanner Bolt Holt Testing
Instrument Set-up; Set-5 Angle/Phase Adjustment. Note Angle/Phase will change from probe to probe. So if you exchange probe repeat this process
Press Angle soft key. Turn on scanner gun and put the hole probe on the surface of the standard. Adjust angle until you get a horizon display.
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Scanner Bolt Holt Testing
Instrument Set-up; Set-6 Filter Adjustment for Scanner Inspection. It will be necessary to have scanner hole probe in the hole standard to complete this process.
Press MAIN function key then FILTER SETUP soft key, this will take you to filter set-up for Hi & Low pass filter.
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Scanner Bolt Holt Testing
Instrument Set-up; Set-6a Adjustment for HI & LOW PASS FILTER.
To adjust HIPASS & LOWPASS soft key and rotate Smart knob as required per procedure requirements.
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Scanner Bolt Holt Testing
Now you will be ready to do scanner bolt hole inspection.
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Scanner Bolt Holt Testing
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Scanner Bolt Holt Testing
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Thank you and safe travels with Olympus NDT
Olympus NDT ECT