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   alt.energy.homepower      Electrical part of living of the grid      2,576 messages   

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   Message 1,405 of 2,576   
   Ron to Ecnerwal   
   Re: Android App shows total power usage    
   13 Jul 12 17:56:33   
   
   9adb5837   
   From: noreply@please.com   
      
   Op 13-07-12 wk 28 03:44, Ecnerwal schreef:   
   > All you need to get a disk readout is a watch, if you have a disk   
   > meter...perhaps a calculator as well, both of which are probably built   
   > into your cell phone, even if it's not a "smartphone."   
   >   
   > For a not-huge chunk of change  and one visit of a licensed electrician   
   > competent to disconnect your main wire, run it through a current   
   > transformer, and reconnect it, you can have a much more convenient   
   > method to look at your usage from inside the house. An ammeter is the   
   > simplest readout to connect, or you can have an actual power meter if   
   > you wish to be fussy (if the voltage varies enough that an ammeter is   
   > not a pretty direct reading of your power used, you have fairly poor   
   > power supply.) It's also a lot more like instantaneous, which something   
   > depending on disk rotation is going to be a far cry from - if there's   
   > even a rotating disk - modern meters, even if not "smart" are often just   
   > an LCD display. A current transformer updates in real time, while the   
   > disk only tells you every few seconds if you are using lots of power, or   
   > every few minutes if you are using a small amount of power.   
   >   
   > That's a hardware solution, of course, but beats the heck out of   
   > standing around by the meter pointing your phone at it, if you want   
   > ongoing monitoring. You can even datalog it with a computer and make   
   > fancy charts. Whether that will actually affect your power use patterns   
   > kinda depends on you.   
   >   
      
   What a long story iStrohm is dirt cheap!   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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