if you can measure it …

I’ve had the PowerCost Monitor™ up and running for over a week now. It was pretty easy to fit. The fiddliest bit was working out and entering the time-of-use rates – which I’ll have to change again in November.

Over the last six days that I’ve been logging it, it exactly matches our meter. That’s one of the reasons I bought it; I didn’t want to be fiddling with CT clamps which introduce their own inaccuracies. Now for the small matter of decoding its transmissions …

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