Possible Duplicate: Is there a wall outlet power meter that I can interface with from a computer? Is anyone familiar with an AC power meter that I can get the min, max and average watts ...
Does computer interfacing electric energy meters exist? With possibilities to get/log current power usage and monthly used kilowatt hours. With ethernet/rs232 etc interface. I am looking for this for ...
I have an off grid solar system, with an 240AH 24v deep cycle battery, and the system (and all of the components in it) is a year and a half old. i have several questions and i hope that some one ...