Grid-Tie Stumper (for me) [RE-wrenches]

Jeff Clearwater clrwater at earthlink.net
Tue Apr 15 14:30:49 PDT 2003


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Exactly.

and it was Chris F. not Bill that noted the following:  My 
observations and his post is what is leading me to conclude this - 
anybody else who can confirm this info?

At 2:51 AM +0000 4/15/03, Christopher Freitas  -  OutBack Power wrote:
>Some of the electronic KWH meters only count when a hole in the rotating
>disk passes by a sensor - it does not know (or care about)the direction
>the power is flowing.  There also are some add on data logging systems
>for KWH meters which use this method as well.
>
>I also have wondered what this type of meters would do if it happened to
>stop in just the right position and a pair of SW inverter/charger are
>doing their "jitter bug" routine when they are trying to float the
>battery but not sell back current. Could be interesting...



>Hi Jeff,
>
>So you are saying that the numbers might be different from what the
>mechanical part of the meter says from what the electronic part says?
>
>ie, that the the mechanical might read correctly ( count down) but the
>electronic would only count up?

-- 
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Jeff Clearwater
Village Power Design Associates
Sustainable Energy & Water Solutions for Home & Village

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Council Member - Ecovillage Network of the Americas - http://www.ecovillage.org
Advisory Board - Living Routes - Ecovillage Education - 
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Founder:  Ecovillage Research, Development, and Demonstration Program:
http://www.home.earthlink.net/~clrwater/RDD/rdd.html
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