Just a short description of my setup. I purchased the Gateway 2.0 and have some microwave movement detectors, various reed switches and vibration sensors I wanted to hook up. I didn't have an existing control panel as it was a new-build, so I found on old router from work that had a nice metal case, but was otherwise faulty, and repurposed it as my alarm system enclosure. I also purchased the recommended power supply as I had sealed lead acid battery that I could use with it.
The power supply is bolted to the metal chassis, and the input power connector has the earth connected to the metal case too. I had to alter the metal work a bit to suit, and added some protective white edging strips to protect the cables.
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The various antennnas were mounted on the other side of the case, as shown in the picture. It's always a good idea to ensure that the nuts are done up nice and tight on these connectors, just to ensure they don't come undone when attaching or removing the antennas.
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Rather than bolt the main PCB down to the case, I used these plastic fixing stand-offs which came with double sided tape to mount. This worked out quite well and made it a lot quicker to mount compared to drilling more holes.
I used the same plastic stand-offs to mount the remote authentication node in a euro socket enslosure, as shown in the attached pictures.
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So far the system is working really well, and most importantly the family are using it without any training courses :)
Currently I don't have any sirens attached, and might leave it like this as I quite like the idea of a silent alarm system, which just alerts me via text message.