MPE Prediction

FCC ID: GX9LMHTZB

RF Exposure Info

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FCCID_3222149

                         Climax Technology Co Ltd
        No. 258, Sinhu 2nd Rd., Neihu District Taipei City 114 Taiwan



Federal Communications Commission
Authorization and Evaluation Division
Equipment Authorization Branch
7435 Oakland Mills Road
Columbia, MD 21046



Applicant’s declaration concerning RF Radiation Exposure


We hereby indicate that the product
Product description: Ambient Light, Humidity and Temperature Sensor
Model No: LMHTx-xxxxx Series (x=0~9, A~Z or blank)


The equipment complies with FCC RF radiation exposure limits set forth for an uncontrolled
environment. The integral antennas used for this transmitter must not be co-located or
operating in conjunction with any other antenna or transmitter within the host device.

A safety statement concerning minimum separation distances from enclosure of the
Product : Ambient Light, Humidity and Temperature Sensor
will be integrated in the user’s manual to provide end-users with transmitter operating
conditions for satisfying RF exposure compliance.

The appropriate information can be drawn from the test report no: W6M21611-16434-C-1
and the accompanying calculations.



Company: Climax Technology Co Ltd
Address: No. 258, Sinhu 2nd Rd., Neihu District Taipei City 114 Taiwan


Date: 2016-11-24


Signature


Registration number: W6M21611-16434-C-1
FCC ID: GX9LMHTZB
3.2       RF Exposure Compliance Requirements

FCC Rule: 15.247(b)(3)

EIRP = max. conducted output power + antenna gain
EIRP = 14.61 dBm + 0.25 dBi
      = 14.86 dBm
Limit: EIRP = +36 dBm            for Antenna gain <6dBi

Test equipment used: ETSTW-RE 055


FCC OET Bulletin 65 Edition 97.01 determines the equations for predicting       RF fields and applicable
limits.
The prediction for power density in the far-field but will over-predict power   density in the near field,
where it could be used for walking a “worst case” or conservative prediction.
                                                    PG
                                              S = ---------
                                                   4πR2
S – Power Density
P – Output power ERP
R – Distance
D – Cable Loss
AG – Antenna Gain
          Item                     Unit                     Value                  Remarks
            P                      mW                        28.91                 Peak value
            D                       dB
           AG                      dBi                       0.25
            G                                               1.0593              Calculated Value
            R                       cm                        20                 Assumed value
            S                    mW/cm2                     0.0061              Calculated value

Limits:
                     Limit for General Population / Uncontrolled Exposure
                    Frequency                                      Power Density
                      (MHz)                                          (mW/cm2)
                  1500 – 100.000                                         1.0




Worldwide Testing Services(Taiwan) Co., Ltd.                                              Page 16 of 29



Document Created: 2016-12-07 09:53:56
Document Modified: 2016-12-07 09:53:56

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