Adventures in Loxone: * - My BoM and Parts List
When I first started doing this, I had to spend SO much time finding the right things to make it easy, up to code, and more. So I'm just going to give you my list, to help save you time.
Greg Link
1/1/20013 min read
Design Software
I use, and stand by, UPlan.io - I use it to map out and plan all of the locations of which devices my project will need. I don't need/use a lot of it's more advanced features (the wiring diagrams, the BoMs...) but just the ability to drop in the floors of a floorplan, and say "Light go here, switch go here" is so valuable and seamless and I love it and refuse to stop saying how much I like it just for that.
Cabinets and Enclosures
I strongly recommend (and am a distributor for) Future Automation Loxone Cabinets. I know they're more expensive than other cabinets. But dear lord are they worth it.
Cable Gland for the 120VAC Power Cable
I had to 3D print a reduction washer to hold the 'proper' size of cable gland in the 1 & 3/8" knockouts on my Future Automation Cabinets. Happy to draw/design one for you if you need another size.
Stabilization for the Class 2 Tree Wires
I put this just outside the cabinet, and zip-tie my tree cables to it, so that they're restrained/controlled prior to entering the knock-outs. This lets me 'just' use the standard rubber gasket on the outside of the knock-outs, and not need a proper cable gland for each of these, which would be painful.
The 120VAC Side of Things
NEMA 5-15P or 5-20P
14/3 Power Supply Wire (Must be a certain kind!)
DIN-Rail Power Supply Disconnect Altech KU316N (16A) and KU325N (25A)
And associated handle K/KU3P (Y/R) - I like the Red/Yellow as it stands out more.
WAGO TOPJOB S DIN Rail Terminal Blocks - Three Tier with Common Potentials
2002-3208 12-22AWG Gray Three-tier 6-terminal 1-potential (and gray end-plate 2002-3291, and orange end-plate 2002-3292)
How I connect/distribute my 120VAC to all of my supplies - I use one or more for neutral, and a like-number for hot
Gray end plates for neutral, orange end-plate for hot
2002-3201 12-22AWG Gray Three-tier 6-terminal 3-potential (and end-plate 2002-3291)
Less-used - only here for reference if you need them
WAGO TOPJOB S Jumpers 2002-400 - you need these to join TopJob S terminals to each other. As one example, I needed three neutral terminal blocks, which used 2 of these jumpers, as in (Block0 - jumper - Block1 - jumper - Block 2) and now all three blocks are in-common.
14AWG THHN Solid (Black, White, Green)
You can likely source this from any local electrical supply house off of their spools - it's disgustingly common
Wire Labels - it's important to get them 1.5mm sized, so they work on. both the 14AWG wire and 18AWG wire we use
The 24VDC Side of Things
Loxone 24VDC Class 2 100W Supplies
Meanwell 24VDC External Supplies
100W Class 2
240W not Class 2
Nema 5-15P
Weidmuller DIN Rail Terminal Blocks
Weidmuller 1173800000 DIN Rail Terminal Blocks PRV 8 SW 35X7.5 WS/RT and matching 1173720000 PAP PRV/PPV8 SW
I use one of these for every tree extension. It has 8 potentials, meaning it can handle 2x (Tree+, Tree-, 24VDC, 0VDC), and allow me to plug/unplug things from the tree extensions (as otherwise, once I plug something into them, it's just... locked in forever). I get them with both red and white terminals, so I can more easily tell the two trees apart on the unit. If I had more rail space, I would likely use two PRV 4 SW 35x7.5 units (one on each side), but this saves me rail space. If you wanted to do that, look up...
1173830000 (red terminals), 1173840000 (white terminals), and their side-plate 1173750000
Weidmuller 1301630000 DIN Rail Terminal Blocks PPV 4 OR 35X7.5 DGR and not-quite-matching 1173750000 PAP PRV/PPV4 SW
These are orange, common-potential (all terminals connected), and I use them to spread the +24VDC to the Miniserver and extensions. I often only need one of these for the entire cabinet. Maybe two at most - you shouldn't try and connect the +24VDC of all of your Class 2 supplies!
Weidmuller 1267920000 DIN Rail Terminal Blocks PPV 4 BL 35X7.5 DGR and matching 1268010000 PAP PRV/PPV4 BL
These are blue, common-potential (all terminals connected), and I use them to spread the +0VDC to everything. I connect the V- of all of my 24VDC supplies here. I connect the bottom of all of my extensions here. This is basically my +0VDC Reference Potential. I often have one of these per DIN rail in my cabinet.
18 AWG TFN Stranded (Blue, Orange, Yellow, Violet/Purple) with Ferrules (you can't insert stranded into any of these parts)
Note: Wire and Cable Your Way has a lot more colors, if you want to get fancier - I will likely be buying their white-striped colors as well next order,
Wago Inline Lever Nuts 221-2401
I sometimes use these to connect the output of my Class 2 supplies to the 'thick' parts of the tree cable, and I do it 'just at' the place where the green/white parts of the tree cable enter the Tree Extension. This way, my 'exterior' tree cable 'terminates' at the tree extension, and I 'just' have to bring the blue and orange 24VDC wires up inside my cabinet to the extension, then use these to connect over. I use double-sided industrial tape to hold them in place to the cabinet or extension itself.
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