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AlphaLab TriField TF2 - EMF Exposure Limits

AlphaLab TriField TF2
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required to induce that much current. However, biological reactions generally occur at speeds
that are slower than 1000 Hz, so on Weighted modes, the meter is designed to become less and
less sensitive at frequencies above 1000 Hz.
EMF EXPOSURE LIMITS
0DQ\GL΍HUHQW(0)H[SRVXUHOLPLWVWDQGDUGVKDYHEHHQSXEOLVKHG%HORZLVDWDEOHRIVRPHRI
the published national and international standards. There are many variables that determine
WKHEDVLVRIWKHVHVWDQGDUGVLQFOXGLQJ(0)IUHTXHQF\OHQJWKRIH[SRVXUHDQGD΍HFWHGERG\
SDUWV2QHWKLQJWRQRWHLVWKDWWKHΖ(((DQGPRVW:HVWHUQ(XURSHDQOLPLWVDUHEDVHGRQWKH
thermal impact of EMF on the human body, whereas the Russian and Eastern European limits
focus more on dose over extended exposure periods. For more detail, the sources are listed
below.
0DLQV(OHFWULFLW\+]RU+] 0+]*+]
0DJQHWLFP* (OHFWULF9P 5)P:P
2
Russia
1
100 500 100
China
2
833 3333 400
ICNIRP
3,4
2000 4167 10,000
IEEE
5,6
 5000 10,000
[1] SanPiN 2.1.2.1002-00, Sanitary and epidemiological requirements for residential buildings and premises
>@*%&RQWUROOLQJOLPLWVIRUHOHFWURPDJQHWLFHQYLURQPHQW
>@Ζ&1Ζ53*8Ζ'(/Ζ1(6)25/Ζ0Ζ7Ζ1*(;32685(727Ζ0(9$5<Ζ1*(/(&75Ζ&$1'0$*1(7Ζ&)Ζ(/'6+=N+=
>@Ζ&1Ζ53*8Ζ'(/Ζ1(6)25/Ζ0Ζ7Ζ1*(;32685(727Ζ0(9$5<Ζ1*(/(&75Ζ&0$*1(7Ζ&$1'(/(&7520$*1(7Ζ&)Ζ(/'68372*+=
>@Ζ(((6WG&ȠΖ(((6WDQGDUGIRU6DIHW\/HYHOVZLWK5HVSHFWWR+XPDQ([SRVXUHWR(OHFWURPDJQHWLF)LHOGVN+]
>@Ζ(((6WG&ȠΖ(((6WDQGDUGIRU6DIHW\/HYHOVZLWK5HVSHFWWR+XPDQ([SRVXUHWR5DGLR)UHTXHQF\(OHFWURPDJQHWLF)LHOGVN+]WR*+]
7\SLFDO+RPHDQG2ɝFH(0)/HYHOV
The maximum exposure limits shown above are much higher than levels you would typically
encounter. Some authorities recommend much lower levels for long-term exposure, but as
\HWWKHUHLVQRFRQVHQVXVRQVDIHOHYHOV*HQHUDOO\ZKHQPHDVXULQJKRPHVRURɝFHVRQO\WKH
DFWXDODUHDVZKHUHSHRSOHVSHQGWLPHRUZKHUH(0)VHQVLWLYHHTXLSPHQWLVWREHORFDWHGDUH
LPSRUWDQWΖQWKHPLGGOHRIDW\SLFDOKRPHRURɝFHPDJQHWLFȴHOGLVXVXDOO\OHVVWKDQP*
HOHFWULFȴHOGLVXVXDOO\OHVVWKDQ9PDQG5)LVXVXDOO\OHVVWKDQP:P
2
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6

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