EM81 is commonly used to measure power frequency electromagnetic radiation in high-voltage transmission and transformation systems, distribution rooms, induction furnaces, subways, trams, computer rooms, sensitive instrument rooms, hospitals, and other workplaces.
Supply List
NF-5035 spectrum analyzer with built-in electromagnetic field probe: one;
1300mAh rechargeable battery: one;
Charger: one;
User manual and microcomputer software CD: 1 each;
USB cable: 1 cable;
Instrument sheath: 1 piece;
Aluminum box: 1 each.

Technical parameters, technical indicators, instrument characteristics
Frequency range: 1Hz-1MHz. The power frequency is 50Hz
Built in single dimensional electric field probe
Measurement range of electric field strength: 0.1V/m-20kV/m National and International Commission on Non Ionizing Radiation Protection
Maximum electric field strength limit specified by ICNIRP
For 5kV/m (HJ/T24-1998, GBZ2.2-2007)
Built in 3D magnetic field probe
Magnetic field strength measurement range 1nT-2mT National and International Commission on Non Ionizing Radiation Protection
ICNIRP stipulates that the magnetic induction intensity limit is