[chbot] BT batteries

Charles Manning cdhmanning at gmail.com
Mon Dec 2 20:40:47 GMT 2019


Yup, some BTLE devices can run for over a year on a single coin cell.

Just 1% of a 2AH, 18V battery is plenty power for many months of operation.


On Mon, Dec 2, 2019 at 11:32 PM Henri Shustak <henri.shustak at gmail.com>
wrote:

> BT low energy is very low power draw. So the overhead is probably not all
> that much.
>
> > On 2/12/2019, at 1:45 PM, Charles Manning <cdhmanning at gmail.com> wrote:
> >
> > I think the main usage scenario is to be able to check all your
> batteries are charged without having to open the toolbox and press buttons
> on each tool. It does supply some security features too (eg. ensuring your
> tools didn't go walkies).
> >
> > Some tools also provide BT connectivity with vacuum cleaners etc so that
> the dust collection system automatically switches on when the tool draws
> current, then off again when the tool is de-powered. Great for circular
> saws.  I assume this might hook in to that too.
> >
> > The additional cost of adding BTLE is just a few cents.
> >
> > But it's only a 2Ah battery... I'd be happy if someone stole all my 2Ah
> batteries...
> >
> >
> >
> >
> > On Mon, Dec 2, 2019 at 1:34 PM Mark Atherton <markaren1 at xtra.co.nz>
> wrote:
> > Maybe I haven't been paying attention, but this is nuts
> https://www.mitre10.co.nz/shop/dewalt-xr-lithium-ion-bluetooth-battery-18v-2-0ah-yellow-and-black/p/297710
> -- Bluetooth connected battery.
> >
> > This beg all manner of questions about being able to lock battery packs
> to tools, something I just hadn't considered before...
> >
> > What's next, BT connected milk - can't open the container if someone
> makes off with your 'fridge ?? :)
> >
> > -Mark
> >
> >
> >
> > _______________________________________________
> > Chchrobotics mailing list Chchrobotics at lists.ourshack.com
> > https://lists.ourshack.com/mailman/listinfo/chchrobotics
> > Mail Archives: http://lists.ourshack.com/pipermail/chchrobotics/
> > Meetings usually 3rd Monday each month. See http://kiwibots.org for
> venue, directions and dates.
> > When replying, please edit your Subject line to reflect new subjects.
> > _______________________________________________
> > Chchrobotics mailing list Chchrobotics at lists.ourshack.com
> > https://lists.ourshack.com/mailman/listinfo/chchrobotics
> > Mail Archives: http://lists.ourshack.com/pipermail/chchrobotics/
> > Meetings usually 3rd Monday each month. See http://kiwibots.org for
> venue, directions and dates.
> > When replying, please edit your Subject line to reflect new subjects.
>
>
> _______________________________________________
> Chchrobotics mailing list Chchrobotics at lists.ourshack.com
> https://lists.ourshack.com/mailman/listinfo/chchrobotics
> Mail Archives: http://lists.ourshack.com/pipermail/chchrobotics/
> Meetings usually 3rd Monday each month. See http://kiwibots.org for
> venue, directions and dates.
> When replying, please edit your Subject line to reflect new subjects.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.ourshack.com/pipermail/chchrobotics/attachments/20191203/14464e67/attachment.html>


More information about the Chchrobotics mailing list