Counter Log - Help with kWh calculation

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Hi people,

May I ask a little help about counter log?

I have a power sensor on an electric board. On ETS, I get an Instantaneous Power object (2 bytes), which comes in kW format. Like, if the house is consuming 1200W, I get 1,2 value on ETS, if it's consuming 250W, I get 0,25 value, and so on. I have the correct instant values showing on visualization.


I've tried to create counter logs, to get an approximate daily consumption, etc. The problem is that the values on the counter log don't make any sense.


For example, if the house is consuming constant 250W during 24hour, I should get 6 kWh by the end of the day, but the values don't make sense. On one day, it showed something like 138kWh on one day, which is impossible. I deleted all data now.


Either I'm configuring all wrong the counter log, or there's something I'm missing.

Thanks for any help

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No problem, I understand, we will try to improve counter log as well as manuals and tutorials to make it more easier for you...


About reset counter we can take the following analogy:

In car you have counter for overall millage (cannot be reset by the user) and trip millage (can be reset by user). You can do the same in bOS create two counter logs with same input value and do similar things...

Regards

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Fabien Fuster

Thanks a lot for the feedback and explanations, lots clearer now !


Your right, this deserves a bit more in the manuals and tutorials to avoid further misunderstanding.

Best regards,

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Ricardo Pinto

Now I think I'm getting results :-D


Will watch the values during the weekend.

Thanks everybody for the tips

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Ricardo Pinto

Hi,

Just a quick update:

It looks like it's working pretty well 😁


I took the kWh consumption, added the kWh price and the daily fixed power price, and it looks good so far.

Best regards