IUSE: High-performance, single-channel ultra­sound electronics for industrial applications

IUSE: Leistungsfähige Einkanal-Ultraschall-Elektronik für industrielle Anwendungen
© Fraunhofer IZFP / Uwe Bellhäuser
High-performance, single-channel ultra­sound electronics for industrial applications
© Fraunhofer IZFP
IUSE: Main board
© Fraunhofer IZFP / Uwe Bellhäuser
IUSE: Frontend

As a further development of the UNIUS platform the inspection electronics IUSE specially zeroes in on industrial applications. Besides the extension to 16 multiplexed transmitter/receiver channels a ­modular interface concept is provided which allows the application-specific selection of the host ­interface from Ethernet, USB 3.0 and a proprietary, optical technique. Moreover, IUSE by default ­provides ­established algorithms for pre-compression of measurement data at high cycle repetition-­rates and the option for a position-dependent gain correction when operated in conjunction with a coordinate trigger unit.
 

Technical data:

General 

  • Power supply 19‘‘ chassis: 230 VAC 
  • Variant IUSE frontend: 24 VDC – 78 VDC or Power over Ethernet (PoE)
     

Data sampling

  • ADC: 14 Bit at a sampling rate of 240 MSamples/s
  • 128 kSamples sampling depth
  • Up to 511 averages
  • Echo-start function
  • Gate processing, up to 4 gates (overlap is possible)
  • HF data, A-scan, or compressed TD data
     

Receiver

  • 90 dB dynamic range
  • 23 MHz analog bandwidth
  • 16:1 multiplexed receiver channel enables connection of up to 16 probes
  • Up to 8 analog input filters (5 onboard + 3 pluggable)
  • Run-time-dependent gain correction TGC (256 sampling points, 90 dB dynamics)
  • Position-dependent gain correction PGC (128 sampling points, 90 dB dynamics)
     

Transmitter

  • Onboard transmitter topology: Square pulse, negative
  • Transmission voltage 200 V at 50 Ω
  • Shot repetition rate up to 10 kHz
     

Ports

  • Flexibly configurable I/O ports (e.g., for control of external components)
  • 128 MByte internal data cache for rapid measurements
  • Communication interface, standard Ethernet 1 Gbit/s or 100 Mbit/s, alternatively USB 3.0 or proprietary optical interface
     

Software support

  • Inclusion in different frameworks (C++, C#, LabView, etc.) via integration toolkit (ITK)  
     

Applications

IUSE is optimized for industrial use in automated inspection applications that request a high number of single channels at concurrently high repetition rate of the inspection cycle. The sturdy front­end design complements the default 19“ chassis variant with a PoE-ready solution for near-­sensor assembly. The integration toolkit simplifies embedding IUSE into customer-specific inspection systems by support of established software frameworks (C++, C#, LabView).

 

 

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