Hi Dan, I'm thinking along these lines also but think I might just see about getting a test meter to keep an eye on the meter just to keep the power company honest :-)
Cheers, Roger B NZ On 14/11/2011, at 11:16 AM, Dan Nave wrote: > Roger, > > I think you can rest easy with this. > > The fact that they have sent you a letter with very specific information > which includes the NZ emissions specification that it was tested to, and the > frequency and duration of the outputs is very impressive. A legitimate > business cannot send out a letter like this which is not factual. > > This is saying that, after August 2010, the transmissions are once a week > between midnight and 6am for a duration of 20 to 30 seconds. There may be > occasional transmission at other times for the (rare) event where it is > necessary to disconnect and reconnect remotely. These outputs from the modem > (short as they are) are on the same order of magnitude as a generic cellphone. > > This exposure seem extremely minimal. > > Dan > > On Sun, Nov 13, 2011 at 3:38 PM, Roger Barker <rbar...@clear.net.nz> wrote: > For what it's worth I've just received this message from my power provider re > the smart meter they installed at my home in the middle of last year. > I'm left wondering - is this information correct, can it be believed? Anyone > care to comment? > > Cheers, Roger B > NZ > > > > Dear Mr Barker > > Thank you for your call received 14 November 2011, in regards to the > transmissions from your advanced meter. > > We have looked into this for you and are happy to confirm the below > information. > The stand alone modem for the advanced meter is used as a link between the > meter and base server. This is done via the GSM/GPRS (Vodafone) network. The > modem sends data to the network when the meter tells it to and receives data > via the network from the base server. > > Transmission of data occurs once per day after midnight and before 6am for > the duration of 20-30 seconds. > > From August 2010 this transmission will reduce to once every seven days. > There are one-off cases where transmission may occur during the day for > remote reconnections and remote disconnections. Otherwise the modem remains > inactive. > > The GSM/GPRS stand alone modem used has been tested to the following New > Zealand and European standards. It has received radio spectrum clearance > (certification) for its communications equipment to be used in NZ. > > <image001.gif> > a. AS/NZS 60950.1:2003 > <image001.gif> > b. AS/NZS CISPR22:2006 > <image001.gif> > c. 3GPP TS 51.010-1 GCF-CC (V.3.23.1) R97/R98 and NAPRD.03 (V.3.8.1) R97/R98 > The maximum transmit power from GSM/GPRS stand alone modem are: > > <image001.gif> > EGSM 900 band: 2 Watts > <image001.gif> > DCS 1800 band: 1 Watt > These are inline with the required output levels of a cellphone used by > public. > > We appreciate you taking the time to contact us, and hope the above > information is helpful. > > >
