• OT: advise about energy consumption logging at the plug

    From wu.ming2@icloud.com@21:1/5 to All on Sun Dec 15 08:30:21 2024
    I did search for a more appropriate group. Please advise where I can ask
    about what on subject. Thanks.

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  • From legg@21:1/5 to All on Sun Dec 15 10:08:17 2024
    On Sun, 15 Dec 2024 08:30:21 -0000 (UTC), Wu Ming <wu.ming2@icloud.com
    wrote:

    I did search for a more appropriate group. Please advise where I can ask >about what on subject. Thanks.

    Your facility has a watt-hour meter that you can read and
    record manually.

    For single devices or wall outlets, the simplest measurement
    is probably a kill-a-watt or one of its clones.This will
    record energy consumed since a last buttom-press or application
    of input power.

    First order approximation for real datalogging is a record
    of current, stored on a portable PC. Multimeters with PC
    interface are becoming fairly inexpensive, to make this
    measurement - software to record and manipulate data may be
    slightly buggy or poorly supported.

    Haven't seen a really cheap datalogger, but haven't looked
    lately. These will also mant to interface to a PC for
    data recording analysis and display.

    RL

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  • From bp@www.zefox.net@21:1/5 to wu.ming2@icloud.com on Sun Dec 15 20:14:46 2024
    Wu Ming <wu.ming2@icloud.com > wrote:
    I did search for a more appropriate group. Please advise where I can ask about what on subject. Thanks.

    You might try alt.energy.homepower .

    hth,

    bob prohaska

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  • From wu.ming2@icloud.com@21:1/5 to legg on Sun Dec 15 23:10:33 2024
    legg <legg@nospam.magma.ca> wrote:
    Your facility has a watt-hour meter that you can read and
    record manually.

    For single devices or wall outlets, the simplest measurement
    is probably a kill-a-watt or one of its clones.This will
    record energy consumed since a last buttom-press or application
    of input power.

    First order approximation for real datalogging is a record
    of current, stored on a portable PC. Multimeters with PC
    interface are becoming fairly inexpensive, to make this
    measurement - software to record and manipulate data may be
    slightly buggy or poorly supported.

    Haven't seen a really cheap datalogger, but haven't looked
    lately. These will also mant to interface to a PC for
    data recording analysis and display.

    RL


    Thanks. Moving discussion to alt.energy.homepower where I posted a more complete description of my small problem.

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  • From bp@www.zefox.net@21:1/5 to wu.ming2@icloud.com on Sun Dec 15 23:02:36 2024
    Wu Ming <wu.ming2@icloud.com > wrote:
    <bp@www.zefox.net> wrote:
    You might try alt.energy.homepower .

    I did notice it. Has not had messages in at least 5000 days. But I can post there and see if anyone notices.

    The group's not quite that dead, but it is quiet. I suggested it because consumption is a reltively big issue in off-grid situations and folks
    might be lurking who have useful experience or ideas.

    bob prohaska

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  • From wu.ming2@icloud.com@21:1/5 to bp@www.zefox.net on Sun Dec 15 22:36:29 2024
    <bp@www.zefox.net> wrote:
    You might try alt.energy.homepower .

    I did notice it. Has not had messages in at least 5000 days. But I can post there and see if anyone notices.

    --- SoupGate-Win32 v1.05
    * Origin: fsxNet Usenet Gateway (21:1/5)
  • From wu.ming2@icloud.com@21:1/5 to bp@www.zefox.net on Sun Dec 15 23:09:18 2024
    <bp@www.zefox.net> wrote:
    The group's not quite that dead, but it is quiet. I suggested it because consumption is a reltively big issue in off-grid situations and folks
    might be lurking who have useful experience or ideas.

    Posted there. Let’s see how it goes.

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