<div dir="ltr"><div dir="ltr"><div dir="ltr"><div>Wouldn't even need the light part.  The make a motion sensor that can replace a wall switch.  Like this one:</div><div><a href="https://www.amazon.com/dp/B015G8VLNA/ref=cm_sw_em_r_mt_dp_U_TvkxCbMCBJVE7">https://www.amazon.com/dp/B015G8VLNA/ref=cm_sw_em_r_mt_dp_U_TvkxCbMCBJVE7</a></div><div><br></div><div>If that doesn't work for you there are stand alone motion sensors that could be placed near the cat pan to only detect cats. <br></div><div><a href="https://www.amazon.com/dp/B01L7COUYG/ref=cm_sw_em_r_mt_dp_U_2xkxCb2055TPW">https://www.amazon.com/dp/B01L7COUYG/ref=cm_sw_em_r_mt_dp_U_2xkxCb2055TPW</a></div><div><br></div><div>If you are really set on a pressure pad sensor, I'd probably gin something up with an Arduino and a Relay.  More work in HW/SW development, but the possibilities are endless.  You could log all the cat box activity, send a text after a set number of visits to remind you to scoop the litter.... This has a high potential for feature creep...  Gotta run now, off to the shop to start coding....<br></div></div></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Thu, Feb 7, 2019 at 3:07 PM Obaa via Shop-talk <<a href="mailto:shop-talk@autox.team.net">shop-talk@autox.team.net</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div><div>How about taking a motion sensitive light, and wiring an outlet/the fan in place of the bulb?</div><div class="gmail-m_4377436838641993203ydpc1aedc4ayahoo-style-wrap" style="font-family:Helvetica Neue,Helvetica,Arial,sans-serif;font-size:16px"></div></div>_______________________________________________<br>
<br>
<a href="mailto:Shop-talk@autox.team.net" target="_blank">Shop-talk@autox.team.net</a><br>
Donate: <a href="http://www.team.net/donate.html" rel="noreferrer" target="_blank">http://www.team.net/donate.html</a><br>
Suggested annual donation  $12.96<br>
Archive: <a href="http://www.team.net/pipermail/shop-talk" rel="noreferrer" target="_blank">http://www.team.net/pipermail/shop-talk</a><br>
<br>
Unsubscribe/Manage: <a href="http://autox.team.net/mailman/options/shop-talk/jdinnis@gmail.com" rel="noreferrer" target="_blank">http://autox.team.net/mailman/options/shop-talk/jdinnis@gmail.com</a><br>
<br>
</blockquote></div><br clear="all"><br>-- <br><div dir="ltr" class="gmail_signature">=================================<br>= Never offend people with style when you   =<br>= can offend with substance --- Sam Brown  =<br>=================================</div>