Magnetic field sensor for the measurement (FT3470-91 by HIOKI Corporation)
Signal processor (R&SRRT0 1004-NSL by Rohde & Schwarz Japan)
Control software (with PC and camera)
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Measurement scene to an engine room |
Magnetic field dispersion in the engine room
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Measurement scene to a panel part inside a vehicle |
Magnetic field dispersion on the panel part |
EPS-02EMF BASIC SPECIFICATIONS
Sensor Model NO. FT3470-91 by HIOKI Corporation
| Measurement frequency | 10H ~ 400kHz | |
| Sensor | Loop coil Cross-sectional area 100cm² | |
| Measurement axis | X, Y , Z | |
| Rated magnetic flux density | 2mT | |
| Measurement mode | Magnetic flux density | 10Hz~400kH, 10Hz~2kHz, 2kH~400kHz |
| Exposure level | General Public / Occupational | |
| Measurement range | Magnetic flux density | 2μT/20μT/200μT/2mT *Rated magnetic flux density: 2mT |
| Exposure level | 20%/200%/2000% | |
| Measurement unit | Magnetic flux density T / Exposure level % | |
| Display renewal rate | Approx. 250ms | |
| Interface | USB 1.1 | |
Signal processor R&S ® RTO1004-NSL by ROHDE & SCHWARZ JAPAN
| Oscilloscope | Bandwidth | 600MHz |
| Sampling rate | 10G samples/s | |
| ENOB | > 7 | |
| Rise time | 583 ps | |
| Input sensitivity | 1mV ~ in Base unit | |
| Channel-to-channel isolation | > 60dB | |
| RMS noise floor at 50 Ω | <=280μV at f.s. 200mV | |
| Trigger jitter | <1 ps (RMS) | |
| Waveform acquisition rate | >1,000,000 waveforms/s | |
| At operation in FFT | Noise floor | -145 dBm/Hz (typical) |
| Updating speed | Max. >=1,200 waveforms/s (typical) |
Control software, PC and camera
| Image division size | Screen : 640 X 480 dot Division size : 10~120 dot |
| Measurement mode |
Magnetic flux density / Exposure level Measurement data Normal / Hold |
| Measurement data | Normal / Hold |
| Image display on camera | Still image / Animation |
| Strength level setting | Auto / Manual |
| Arbitrary function | Storage / Reading / Print-out / Export / Comment input |
| Corresponding OS | Window XP / Vista / 7 |
| Others |
USB cable attached |
