Barkhausen Noise Signal Analyzers
Barkhausen noise signal analyzers are designed for quality control and for testing near-surface defects such as grinding burns, heat treatment defects, as well as changes in stress and microstructure in ferritic steels and other ferromagnetic materials.
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BN Rollscan 210
BN Rollscan 210 is an analog Barkhausen noise signal analyzer designed for basic on-site measurements.
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BN Rollscan 350
BN Rollscan 350 is a digital Barkhausen noise signal analyzer with advanced capabilities. It can be used as a stand-alone for on-site measurements, or integrated with automated systems, production environments, and laboratory setups. -
BN Rollscan 320
BN Rollscan 320 is a digital Barkhausen noise signal analyzer with advanced capabilities. It is designed for automated systems and production environments.
| Feature | BN Rollscan 210 | BN Rollscan 350 | BN Rollscan 320 |
|---|---|---|---|
| Measurement channels | 1 | 1 | 2 (possibility to extend up to 16 channels together with 7 BN Rollscan 320 Extenders) |
| Magnetizing voltage range (1) | 0-16 Volts | 0-16 Volts | 0-16 Volts |
| Magnetizing waveform: Sine/Triangle (2) | ✔ / – | ✔ / ✔ | ✔ / ✔ |
| Magnetizing frequency range: Sine/Triangle (3) | 1-500 Hz / – | 1-1000 Hz / 1-150 Hz | 1-1000 Hz / 1-150 Hz |
| Analyzing filter range (4) | 70-200 kHz | 10-70 kHz, 70-200 kHz, 200-450 kHz | 70-200 kHz |
| Magnetizing & frequencies | – | Automatic/Visible | – |
| Communications | – | Ethernet/USB | Ethernet |
| Measurement parameter control | Manual | Manual/Remote | Remote |
| Oscilloscope display/software (5) | – / – | ✔ / ✔ | – / ✔ |
| Battery option | ✔ | ✔ | – |
| MicroScan option | – | ✔ | – |
| Sensor connector | PPC14 | PPC14 | 2 x D26 |
1 Adjustment range for power output for sensor.
2 Sine for standard measurement and triangle for special purposes
3 Sensor performance optimization
4 Penetration depth of signal depends on analyzing frequency range. Lower frequency range means deeper penetration depth
5 For visualizing signal quality
Need help finding the right Barkhausen noise signal analyzer?
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