[ale] Need an Ethernet cutoff relay

[Jim Kinney]

So I guess my plan of having a prerecorded sound of a shotgun being racked followed by a taser discharge and a strobe light are secondary?

On July 29, 2021 12:48:17 PM EDT, Robert Reese via Ale <ale at ale.org> wrote:
>Hi Phil,
>
>Look at the offerings by Sequent Microsystems. They can be operated by
>a Pi. So you can roll your own bluetooth/wifi/etc. solution.  Yes, they
>have DIN rail mounts available. 
>https://sequentmicrosystems.com/collections/all-io-cards
>
>Also, there are many switches, such as were used in pinball machines,
>that can activate with the type of shock you're describing. All cheap,
>reliable, and easy to implement.
>
>Cheers,
>R~
>
>
>Thursday, July 29, 2021, 12:18:24 PM, you wrote:
>
>> Great idea.  X-10 remote control could be used to kill power.
>> X-10 can, of course, be controlled by computer, phone, or otherwise.
>
>> On Thu, Jul 29, 2021 at 10:26:56AM -0400, Phil Turmel via Ale wrote:
>>> If you can't find anything else, consider a small brainless
>>> unmanaged POE switch and kill its power.
>
>>> On 7/26/21 2:18 PM, Alex Carver via Ale wrote:
>>> >I've been searching for over a week now with no luck.
>>> >
>>> >What I'm looking for is a small-ish (DIN rail mount would be ideal)
>>> >relay device that accepts a signal and will completely cut off all
>four
>>> >pairs of an Ethernet connection.   It should at least be shielded
>(so no
>>> >cheap switch boxes from Amazon adorned with Brother P-Touch labels,
>>> >those are also manual push buttons :) ).
>>> >
>>> >Some of the closest I've gotten are A/B switches but they're in
>desktop
>>> >cases and are just too big.
>>> >
>>> >Purpose:
>>> >I am going to be installing a VoIP door station to replace the
>doorbell
>>> >button. It's a PoE unit so I do need all the pairs. It has several
>>> >additional I/O and power ports for various uses, one of which
>provides a
>>> >steady 12 VDC when the unit is up. I plan to link this to a
>latching
>>> >relay in such a way that if the 12 VDC suddenly disappears (e.g.
>someone
>>> >took a baseball bat and adjusted the camera angle), it will break
>the
>>> >Ethernet lines to the exposed patch cable making it a dead cable
>which a
>>> >computer can't use.
>>> >
>>> >The box itself doesn't need the latching relay, it just needs a
>simple
>>> >relay that is either on or off with the application of signal. 
>I'll
>>> >take care of the latching part separately with other external
>relays.
>>> >
>>> >I just can't seem to find anything like this.  Just for fun I tried
>an
>>> >industrial PoE injector that I had handy which takes 24 VDC in but
>the
>>> >data lines are passed right through the unit so even with it off it
>>> >doesn't stop the drop from working as a minimum 10/100 (two pair)
>port.
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>>> >
>
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>
>
>
>
>
>Cheers,
>Robert~
>
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