Re: Recording / charting kwh usage?

for a plug in type, it's hard to beat the "watts up pro".

you might want to look at http://www.emon.com/html/econsingle_g.html

http://www.schneider-electric.com.au...EkWhmeters.htm



--
Steve Spence
Renewable energy and sustainable living
http://www.green-trust.org
Discuss vegetable oil and biodiesel
powered diesels at
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"Bob Dozier" <(E-Mail Removed)> wrote in message
news:(E-Mail Removed)...
> Has anyone out there recorded kwh usage with some type of data collection
> system? I'd like to chart our home usage to see what time of day our usage
> increases. Then, I'd like to chart the usage of our commercial office
> building.
> Home usage is about 1500 kwh per month with peaks about 4000 kwh. The
office
> building usage is about 80,000 kwh per month with peaks about 150,000 kwh
> per
> month. I found the following site but I don't really know how to capture
the
> data from the electrical supply. Is there some type of 'clamp on' device
> like
> an ammeter to collect the data real time?
>
> http://www.dataq.com/194.htm Thanks!
>
> ...Bob
>
>