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Snags and Home Assistant


So living in the house for the past month and a bit has allowed me to ease off the pressure a bit and start snagging / finishing some of the details. 

 

I have underfloor heating under the main bathroom tiles but it wasn't working well. Barely noticeable at 40oC !! Turns out the electrician wired in both temperature sensors and it was adding the values together so after Schluter tech support suggested I check - I removed one pair of wires, lo and behold I have a warm floor. Really nice experience but uses about 2.5kW for an hours worth of heat. One advantage is it warms the room and as I'm still waiting on the bathroom door this keeps it more comfortable than it had been first thing in the morning. I've set a schedule using the app and the controller connects it online via wifi. Working well now! 

 

Alongside this I've a load of sensors and smart lights, switches and sockets around the house. Now I'm in a position to setup Home Assistant for the first time and figure out what I want it to do. I setup an initial dashboard to organise the myriad of sensors and entities and allow me easier monitoring and control. Work in progress but have a look at the setup below! 

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I've still to figure out Daikin integration (The app works fine, just nice to have more data / energy usage in one place) and get my Sonos text alerts to work but I'm making progress. I have older Hikvision cameras but the integration for that isn't working yet. I wanted to use human detection to trigger security lights front and rear but for now I'm using the smart doorbell out front and might use a contact sensor on the rear lift and slide door to rig something up - otherwise newer cameras might make things easier but I'm not giving up yet! There's a lot you can do with Home Assistant besides automating lights - one of the rewards of building your own house just as you like it!! 

 

A lot of the newer appliances come with some type of smart integration but sometimes you don't want them all spying on you so just a smart socket that tells you when power usage drops to zero for more than 5 minutes is enough to warn you that the washing / drying cycle is finished in a notification message you can choose and hear. I've a couple of sockets that can do exactly this! 

 

I've start selling off some of the left over items as I don't need them anymore and have had some success. I can see more easily what I'll need and use now than I did before. Some of my appliances survived storage some didn't but I've ended up replacing everything at this point and registered 5 year warranties where available to maximize returns. One less headache! 

 

Over Christmas the plan is to finish the living room so I can sell the scaffolding tower and move the last of my furniture in. I put the sheeting on the rear oriel window and bought some cushions / edging and a blanket so it's suitable for reading a book / relaxing in. The bottom edge is already getting frayed so I'll need to source something tougher to withstand punishment. 

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Next project is finishing the internal window at the landing that overlooks the living room. Got a price of €900 for the glazing - I'm blocking off the right side but will have a small window on the left in addition to the big main window. Again, there's a seat up there to perch on with a book and relax in and a double socket at your feet to plug a charge / light into etc. 

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I've only 2 areas left to plasterboard, the vaulted ceiling in the living area and the landing/stairwell. Hope to give these a good shot over Xmas and then settle on filling, sanding, priming and painting in January. That camera faces the kitchen in the picture above to let me monitor any pots from boiling over when I cook! Also if I'm away and the fire alarm goes off and I get a notification I can check the internal cameras for the likely course so see if it's just smoke or fire! 

 

The only mystery now is a noise from somewhere at 4:45am every morning that wakes me up. My EV car is parked outside my bedroom window so I suspect that's the source but it only lasts 3 seconds so I might have to set my alarm early and record it but it's just SO early when you have work the next day.....

 

3 Comments


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Spinny

Posted

Looks good.

 

What wall switches are you using with your smart lighting ? I have still to buy some retractive ones and am interested in what others are using.

 

Are you automating any electric roller blinds ?

 

I will be starting to move to Home Assistant soon as I find different manufacturers are still implementing certain features in incompatible ways. For example I am using some sonoff relays, but they have implemented the detached mode in a way that hides switch presses from non sonoff ecosystems. I have implemented a work around but HA seems like it should be the bees knees and avoid such things.

 

What are you using for presence sensing and do you have eny experience of the extent to which it may be usable through plaster board ?

Bancroft

Posted

Will be interesting to follow the Home Assistant journey so please keep us informed.

 

I've just started playing with HA as an experiment while I wait for our build to start.

 

It's been a useful exercise as it's helping to shape my thinking between 'need/want' and 'necessary/just for the fun of it'.

 

I haven't fully decided on the way forward yet but my thoughts are trending towards the following:

 

  • Keep lights and other household stuff 'normal' - eg lights/light switches to be mains powered and wall mounted.  Yes, having multiple scenes and lighting setups might be sexy but I imagine we will soon tire of them and revert to using the forefinger as the primary method of switching lights on/off.  Also, we don't plan on selling the house at any point but having all the lights etc operated in a familiar way will avoid future owners having to learn how to use HA or whatever).
  • Flood the house with Cat 6/Cat 8 ethernet points at appropriate places (ideally Power over Internet).  This is to deal with stuff that will benefit from being plugged in to permanent power and benefit from faster speeds (security lights, gate intercom, wifi extenders, etc).  
  • Use HA sensors in a secondary manner which doesn't impact the structure of the house.  So, temp/humidity/vibration/presence sensors where appropriate but not where they are vital to the basic house functions.  Smart plug adaptors can easily be used for floor lamps/side lamps can easily be put on smart wall plugs.

 

It's unlikely that our house will become the poster boy of smart home integration but it should be enough for us.

mike2016

Posted

I got a few Aqara light switches to start with - they do Matter/Zigbee and take a neutral which is what I was after. The fixings/screws were tiny, the electrician dealt with them but not as robust as I'd like. 

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I have a standard 3 gang switch in the hallway which does porch, hallway and landing, I just bought some zemismart matter wifi smart switches (3 gang) and plan to replace this with one of them so I can trigger the porch light when my doorbell sees me. The others I'll install in my bedroom / elsewhere as even though there's only 1 light I can use the other switches to trigger an automation and do something else. I had a long look around other light switches, the aqara dimmer one is really nice, the two gang above not so much, looks flimsy but is working well enough, zemismart TBC. I've a 4 gang switch in the living room, but no one seems to be making smart ones of these. Something for down the road! 

Getting switches to fit UK back boxes can also be tricky. I have a smart screen but it needs a EU backbox - but that doesn't fit behind plasterboard! The zemi below has perfect screwhole placement though for a single gang: 

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I bought a zemi roller blind motor but it was 28mm and the blocout blind I got for my bedroom is 32mm. I found a 3d model on the web and printed it the local library but it didn't adapt correctly. Instead I purchased a couple of Aqara roller shade E1 drivers.

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I fitted this a few days ago and have the automation working fine tied to the sunup and sundown times. Must change it before the Spring!! It's a heavy blind but works well so far. I'll do the same with the other blinds as I buy them. Would have preferred the driver inside the roller itself but this is the next best thing. I have vertical blinds on a cord for the kitchen and even though there's no beads, just a string, this product can apparently handle them. I just can't find the other 4 E1's I bought, probably in a box somewhere.....!!! I've Luxor Perfect Fit honeycomb blinds for privacy and then the blackout blind for total immersion in the summer! 

 

I went with a load of Shelly Relays for the floodlights, towel rails and stairs LED but Sonoff for other things - presence detection, PIR, Door Sensor, push button remote, water sensor. It's been an interesting mix. I've two presence detectors in the bathrooms, one gets me in the shower 99% of the time behind the glass. There's no room door currently and when I exit the front door it triggers also which is weird. I don't expect it to penetrate plasterboard - I'll know more after the door goes on but it's facing into the bathroom so unlikely to pick anything beyond that I would think? Not sure of a use case for it....! I use a unifi poe to usb dingle to power it which is neat inside a double gang backbox and a blanking plate! 

 

Retrofit is a bit different to new builds so I get the need to keep things familiar. You really need smart switches to deal with legacy users. All my bulbs are non smart / traditional - they just dim etc. If you find a nice switch it's an easy win. It's the LED's around the kitchen etc that have more options / control requirements that need more than a switch can provide. I've only automated some lights to on / off via presence detection but I want to get it to dim the lights in the wee hours when they come on, that would be really nice. I was able to CAT6a around the house which worked well. 

 

I have a few smart sockets in strategic places that will come into their own in the coming months. I can move these around as I figure things out. Sometimes just a double socket with USB is fine. Just bought a raspberry pi and mounted a monitor in my room so I can put my cctv picture up there and turn it off at night but have a push button to turn it on if I get an alarm. I've hikvision cameras and NVR but looking to move to unifi as I can't get the HA integration to work so I can trigger floodlights etc on people detection / line crossing. That said I did get the tumble dryer to send me a notification last night for the first time when the load had finished! Some success, some head scratching. I also want Sonos voice alerts but haven't figured that out yet either! Really happy with the HA Dashboard though! 

 

I'll post an update in a few months here around HA stuff and any questions let me know. New to this myself too! 

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