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Chauvin Arnoux CA42 LF fieldmaster

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The Chauvin Arnoux CA 42 fieldmeter is specially designed for measuring LF electric and magnetic fields and comparing the values measured with the requirements of the European directives such as 2013/35/EU that requires any organisation using equipment that operates at high voltage or high current levels to carry out an EMF risk assessments. 

All measurements are displayed as either as absolute values (V/m or T or their multiples) or as relative values (%) compared to the reference values as prescribed by the standards.

Product Features

  • Document downloads

Instrument product options



  • Measurement range: DC to 400 kHz (depending on probe fitted)
  • Comparison standards: ICNIRP Guidelines Occu and Gen. Pub, EN 50366, BGV B11 Exp.1, Exp.2, Exp.2h/d, - 26. BimSchV
  • Display of measurements: absolute values (V/m or T, multiples and sub-multiples) or relative values (%)
  • Avaliable with a range of optioins including the display of electric or magnetic field variations as a function of time (oscilloscope function) or as a function of the frequency (FFT)
  • Internal isotropic magnetic measurement probe

4 external isotropic probes available as accessories

  • 1 electric field probe (EF400): 1 V/m to 30 kV/m
  • 3 magnetic field probes (MF05, MF400H and MF400): 10nT to 1T
  • MF05: for measurement of the DC component




Chauvin Arnoux CA42 LF fieldmaster data sheet

  • Technical Document
  • PDF file
  • 523 KB

Chauvin Arnoux CA42 LF fieldmaster user manual

  • Technical Document
  • PDF file
  • 632 KB
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