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Energy meter recommendations?

Hi all

I'm about to sign up for a solar PV system (1.435kw using the Sanyo 205w HIT panels). Can't wait!

My question is, I'm really keen to not only see the energy production/useage, but to also capture it on my PC and hopefully even be able to broadcast it onto the web.

The inverter I'm using will be a SMA Sunnyboy 1.7kw. SMA make a whole range of gadgets to do that. Some of them are perfect in function (like their Web-Box + RS485), but are pretty expensive and perhaps overkill for a residential system. The one I'm looking at most seriously is their RS232.

And then there are stand alone devices like Wattson, Cent a Meter, and Efergy.

My question is, does anyone who has experience with any of these tools have an opinion on which way is the best to go? Or if you have a better way to do what I want, please let me know.

Cheers, and over to you...

3 Answers

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  • Anonymous
    1 decade ago
    Favorite Answer

    Dude. That is cool. There is a couple who put their whole installation journal on the web from Mamouth out in California. They were able to do it but their devices, costs and time to get there seemed difficult. So if you do what you want, you will definitely have problems. But like me, thats what makes our lives fun to live. So party on.

    I see your system is not integrated. This will be cheaper, but you will run into problems and replacements. Also connecting the feeds will sometimes blow cicuits and crap causing inconvienience.

    But hang in there. Eventually, the standards will kick in and the patents will be more plentiful driving the costs down.

  • 1 decade ago

    I have a system and one of the companies we got a quote from had one of those nifty gadgets. The company we went with did not. I was a little disappointed, but the reality is I get all the info I need with my usage history and the simple free monitor that came with the system. I looked at things constantly for the 1st few weeks, but now that I've had the system several months, just getting my bill satisfies all the curiosity I have.

  • 1 decade ago

    There is this great website that will show you how to save lots of money and talk alot about the environment.

    link:

    http://golden41.earth4.hop.clickbank.net/

    Source(s): Earth 4 Energy
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