User manual

EN 50392:2004 － Measurement of Maximum Permissible Exposure------------------ 3/3
Report No.: M47ET060805 (EN 50392) Model No.: ThinkCore W341-LX
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3. Limits
According to EN 50392:2004, the criteria listed in the following table shall be used to evaluate
the environmental impact of human exposure to radio-frequency (RF) radiation as specified
1999/519/EC.
Reference levels for electric, magnetic and electromagnetic fields
(0 Hz to 300 GHz, unperturbed rms values)
According to EN 50392:2004, Equation for Predicting RF Fields:
4. Calculated Results:
Test Mode
Channel
Frequency
(MHz)
Output Power
(dBm)
Output Power
(mW)
E-Field
Strength
(V/m)
E-Field
Strength Limit
(V/m)
IEEE 802.11b 2442 18.324 67.98 7.14 61
IEEE 802.11g 2442 15.405 34.71 5.10 61
IEEE 802.11a 5180 15.104 32.39 4.92 61
Frequency
range
E-field
strength
(V/m)
H-field
strength
(A/m)
B-field
(µT)
Equivalent plane
wave power
density