The multi-purpose eddy current test instrument Elotest B300 is suitable for various needs: for stationary applications in the laboratory or in the production line as well as for mobile use in the field. Based on its high variablity (equipped with 1, 2, 3 or 4 test channels), numerous interfaces and a wide range of functionalities not only simple tests, but also complex inspections can be done.

Zurück zur Übersicht Data Sheet ELOTEST B300


  • max. 4 test channels
  • frequency range: 10 Hz – 10 MHz
  • filters: low-pass and high-pass up to 10 kHz in 40 steps as well as band-pass
  • high dynamic range: pre-amplifier 6 – 52 dB, main amplifier 0 – 60 dB, Y-axis spread 0 – 30 dB
  • auto pre-amplification and auto lift-off capability
  • signal-mixes for multi-frequency applications
  • suitable for all types of sensors (absolute, differencial, bridge) incl. rotor systems
  • thresholds and acoustic alarm
  • 2 separate sensor connectors
  • 24-pin multi-functional connector to be used for special sensors (option)
  • multi-functional connector can be used for digital I/O, digital or analogue encoders as well as for the output of analogue eddy current data
  • USB-connector
  • Ethernet port (RJ-45, 100BaseT)
  • VGA (external monitor)
  • optional connector for video camera oder endoscope
  • integrated C-Scan-function
  • conductivity measurement (60 kHz) with calibrated specific sensors
  • thickness measurement (60 kHz) with calibrated specific sensors
  • sensor array (additional hardware option)
  • Windows remote client (WinClient)
  • ScanAlyzer software (optional, running on an external Windows PC)
  • shock-proof ABS industrial plastic housing
  • housing cover with built-in active TFT-colour-display (8,4″ diagonal, 640 x 480 pixels), swivel-mounted (180°), protecting display and keypad when closed
  • silicone-keypad with specific direct function keys, cursor block and softkeys
  • roll key for quick parameter setting
  • integrated quick-change battery pack
  • quickly rechargeable Li-ions battery

System Data

  • dimensions: 370 x 242 mm (L x W)
  • height: 95 mm / 110 mm (housing cover closed) resp. 300 mm (housing cover open)
  • weight: 4.2 kg (without battery), Li-ions-battery: 1.45 kg
  • wide-range power supply unit: 100 – 250 V ~ / 50 – 60 Hz, output 24 V – / 90 VA
  • test Instrument B300
  • battery pack (Li-ions, 5 hrs. operation)
  • power supply adapter
  • sensor adapter
  • handle for the instrument
  • B300 Cordura nylon protective bag
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Dillinger manufactures technologically outstanding and versatile heavy plates at the traditional Saar location. References in a wide variety of application areas are available worldwide. Especially for pipeline applications, the HST test procedure developed by ROHMANN supports the precision and consistently high quality of Dillinger products. Dillinger Hütte

Eisenwerk Brühl GmbH specializes in the development and mass production of cast iron engine blocks for the automotive industry. The company is one of the most important suppliers of cast iron ZKG for the passenger car sector. To secure the production process, i.e. for the detection of material defects, hand and line testing devices from ROHMANN are used. Eisenwerk Brühl GmbH

As a subsidiary of the Etihad Aviation Group, the company offers services in the areas of line, light and heavy maintenance. The largest service provider for commercial aircraft in the field of maintenance, repair and operation in the Middle East, uses both the ELOTEST M2 handheld tester and the ELOWHEEL 1000 rim tester (RPT16) for inspecting their aircrafts. Etihad Airways Engineering

Stüken is the world market leader for deep-drawn components, punch and deflection parts of maximum precision and reliably high quality. For automated quality assurance, i.e. for the detection of material and structure defects, Stüken uses line testing equipment, e.g. the ELOTEST PL600 from ROHMANN. Hubert Stüken GmbH & Co. KG

Lufthansa Technik offers a complete service for aircraft technical services, such as maintenance, overhaul and testing of engines and chassis. In addition to the robot-based ELOSCAN test systems, Lufthansa Technik AG also uses sensors and portable test equipment from ROHMANN at several locations in Germany. Lufthansa Technik AG

NKT is a well-established and global supplier of turnkey DC and AC cable systems, providing world-class energy transport with innovative cable solutions. To ensure the quality of its own products, NKT uses the line tester ELOTEST IS500 from ROHMANN. NKT Group GmbH

Siemens Power Generation Services provides worldwide service solutions for gas or steam turbines, generators or wind turbines to increase the efficiency, reliability and operational flexibility of plants. In its global maintenance services, the company uses a.o. the ROHMANN handheld tester ELOTEST M3. Siemens

As a traditional aviation manufacturing and maintenance company, Zeppelin offers professional QM services to the global aviation industry, the automotive industry and mechanical and plant engineering. For the aerospace sector, Zeppelin carries out ZFP training courses using ROHMANN handheld testers Elotest M3, test probes and calibration standards. Zeppelin Systems GmbH

ZF is a leading global technology group in driveline and chassis technology as well as active and passive safety technology. ZF uses a wide range of innovative solutions from ROHMANN for various testing tasks in the field of crack and structural testing. ZF Friedrichshafen AG