Subject:
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Re: Touch sensor problems
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Newsgroups:
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lugnet.robotics
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Date:
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Sun, 5 Oct 2003 23:22:33 GMT
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Viewed:
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886 times
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In lugnet.robotics, Giacomo Camperi wrote:
> Hy to all !
>
> I've a Ris 1.5 since 2000 and everything was going good. Until today.
> I was assembling a lego pneumatic switch with a touch sensor to detect the
> center position on the switch, but the sensor seems to have lost
> sensibility. When i touch it the maximun value i get is more or less 78 (as
> reading on the RCX with sensor_type_touch and sensor_mode_percent using
> NQC).
> With this low value it can't switch to "1" loosing it's functionality.
>
> So, I opened it and i found that it works with a small piece of rubber which
> once pressed against 2 small metallic plates it makes the contact. But
> somewhere this rubber lost part of it's conductivity.
>
> The question is, what can i do (before buying a new sensor) ?
>
> Thanks to everyone.
>
> --------------------------------------------------------------------
> As we enjoy great advantages from inventions of others,we should
> be glad of an opportunity to serve others by any invention of ours;
> and this we should do freely and generously.
> Benjamin
> Franklin
Hi Giacomo,
Looks like that rubber part has lost its conductivity, simple thing you can try
is- stick a samll aluminium piece on it annd reassemble it
that would work
.
Nitin
Mindsensors Robotics
www.mindsensors.com
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Message is in Reply To:
 | | Touch sensor problems
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| Hy to all ! I've a Ris 1.5 since 2000 and everything was going good. Until today. I was assembling a lego pneumatic switch with a touch sensor to detect the center position on the switch, but the sensor seems to have lost sensibility. When i touch (...) (21 years ago, 5-Oct-03, to lugnet.robotics)
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