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Questions tagged [home-automation]

Questions related to automation of home elements like: heating, ventilation, air conditioning, light, audio-video systems, security, intercoms and domestic robotics. For questions related to the Internet of Things, consider asking at the IoT site (iot.stackexchange.com).

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Use Sonoff thermostat TH10 in one room to control a Sonoff Basic in another room

For those who are experienced with the Sonoff devices, I need to check the temperature in my living room using a Sonoff thermostat TH10, and when the temperature is above a chosen threshold, I would ...
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1answer
49 views

Recommendation for home automation solution [closed]

I have an buried driveway sensor - the kind with the cable that runs back to the house to a control unit - and I've been using an X10 Universal Module wired up to that and plugged in to communicate to ...
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1answer
21 views

Intelligently Controlling 5 PTAC Units

I recently purchased a new apartment which comes with GE zoneline PTAC units that control both heating and air conditioning electrically. There are a total of 5 in my apartment, 1 for each bedroom and ...
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0answers
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How to get Condensate Pump to talk to Sonoff 4CH Pro R2

I currently have a WiFi water alarm triggering a Sonoff 4CH Pro R2 to kill my whole house humidifier. So I have some experience with triggering the relays and getting the two devices talking to each ...
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1answer
31 views

Installing 3 Eve Light Switches - one works, but two others just flash the lights every 6 seconds

I recently purchased three Eve Light Switches to smart-ify three sets of lights in my house. I installed one on a dining room chandelier (with 9 LED lights) and it works just fine. I tried ...
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1answer
48 views

How to setup an audio system for TV and other audio sources?

I'm finally breaking out of the attic that served me as a room for many years at my parents for a fresh appartment I'm about to finish renovating. First furniture I buy, well already bought actually, ...
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2answers
816 views

Is it OK to have a light that can only be controlled via automation?

I am retrofitting the main light in a room to be controlled by a home automation system, in this case, I'm using z-wave, but for purposes of this question, it could be any digital protocol. I would ...
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1answer
1k views

What Can Cause TP-LINK Smart Switch (HS200) To Light (LED) Flicker?

I have bought a TP-LINK (HS200) wall light switch to replace several switches. The first switch I tried is controlled an outlet that I have a a lamp connected to it. The outlet is configured as ...
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7answers
6k views

Alarms on Doors that have Access to a Pool

I am finishing up renovating my pool and I changed the configuration of the barrier fence I previously had. I now use my house itself as the 4th side to keep the pool deck open (since our kids are ...
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1answer
69 views

Garage door Versus home security

I had a wireless security system installed by Safetouch (who monitors my system) in place of my existing standard security. A suggested upgrade by their technician. The very next day I get in my car ...
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2answers
89 views

Installing Nest on Viconics P117 Board

I couldn't find any help on forums or websites if anyone may have tried to install Nest by replacing old Viconics P117 Board and E117 thermostat. I have an Electric Furnace and Heat Pump configuration....
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1answer
23 views

re-wiring/retro-wiring a Carrier 40MVC024 ductless A/C for external thermostat: guidance

My server room has two air-conditioning units, with acutely counterproductive controls. I want to rewire them for external thermostats. Can I simply splice a traditional thermostat inline with the "...
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1answer
73 views

Home Automation

I want to automate lightings and fans in my home. I am planning to use RPI and SSRs for that. My question is about powering them. Can I have a single 5V 5AMP or 10AMP unit for the entire house, or ...
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1answer
43 views

Manual and Remote Switches - 12VAC low-voltage landscape

I have a 110V/12VAC (USA) transformer for common landscape lighting. We have 3 "zones" that I'd like to turn on/off as desired, two for lights (all LED at the moment) and one for a pond. My plan for ...
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2answers
47 views

Is it any relevant the energy consuption of IOT and RF receiving home devices?

I am designing and building my own house. I am very interested in automatizing several devices as blinders and lights. In general, I am thinking in using Zigbee (Xiaomi and Aqara), RF and IR devices. ...
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6answers
95 views

Do washing-machines provide a AC connector which is live when the machine is working?

I am considering to install an electrical valve between the water outlet and the pipe bringing this water to the washing machine (I have some traumatic memories from a pipe breaking and water flowing ...
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1answer
40 views

Temperature monitoring for storage hot water system (RP-2 connection)

My HWS has a secondary outlet connection I don't use, and I'd like to use it to install a thermal probe I can monitor. HWS RP ¾ / 20 temp probe? Does anyone know of a practical way to install a ...
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3answers
75 views

How bad is it for my A/C unit if I cut the power while it's working?

I have a rental apartment with two a/c units. I installed magnetic contacts on the windows of each room and a small module (a sonoff basic flashed with tasmota firmware) that shuts off the a/c relay (...
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1answer
95 views

Finding Ground/Neutral Wire in Switchboard

Similar to this Install TP Link Wifi Switch and problems along with it, I was installing another WiFi switch at my place. However this time when I opened the socket board, I did not find any Green ...
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2answers
106 views

Smartify 50s low-voltage lighting system

I bought a house with a low-voltage lighting system, where the switches have low-voltage wires that power relays that actually power the full-voltage lights. I want to find out if I can take advantage ...
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0answers
201 views

Sonoff switch with override wall switch

I have a fan, a light and two sonoff basic devices to control them. As sonoff can only work with internet, I thought it would be a good idea to be able to fully override the controls with separate ...
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2answers
2k views

What type of outlet has a button and small hole in the middle?

I just had a home inspection done for a home we are planning to purchase. The home inspector saw an electrical outlet and didn't know what the part in the middle was for/what was special about it. ...
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1answer
58 views

What is the relation between these two measures? [closed]

Imagine you enjoy automation, and have a friend who makes beer. tl;dr: How would you mathematically correlate a scale of 7.2 to 2.5 (starts from 7.2 and goes down) to a scale of 1.060 to 1.000? Bonus ...
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2answers
48 views

How does one determine the current draw on a single circuit?

Is it possible to be able to measure a single 15A circuit at any point along the circuit to determine if there is a current draw on that circuit and how much it is? I'd like to figure out how to put ...
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2answers
112 views

Are these four add-on wiring techniques all up to code?

I'm fixing some wiring mistakes in my house and installing some GE Z-Wave Plus switches at the same time. Where there were 3- and 4-way switches I'm using the GE Add-On switch to add additional ...
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2answers
146 views

Replacing light switches— can all live / all neutral wires be grouped? Is conduit a valid ground?

I'm replacing two switches (which control separate lights) in a two-gang box with two smart switches (TP-Link HS200). To make my questions as clear as possible, I've sketched the current state as well ...
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1answer
951 views

Sonoff with a traditional Dimmer Switch

Please excuse the crude drawing but would this work. In the UK so Brown is live, Blue is Neutral and Grey is Switched live. If left out the Earth from the drawing to simplify things. I know control ...
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0answers
102 views

Install TP Link Wifi Switch and problems along with it

Similar to Trying to identify the neutral in my switch box for home automation switch. , I have an issue regarding installation of Wifi switch. The switches I got were WiFi switches https://www....
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1answer
36 views

Solar for particular electronic equipment

I am living in a rental house. Earlier i had an idea to install solar panel for whole house but the cost is very high and other problem is if i am going to shift the house I want to move solar ...
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2answers
526 views

Hormann garage door opener automation with Loxone

I own a Hörmann Supramatic 3 garage door opener and in my house I've also set up Loxone home automation system, so I decided to connect the opener to the automation system, so I can control the garage ...
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1answer
49 views

Lights that turn on when others are ON [closed]

I'm looking to buy/make some lights that turn on when they detect light. My wife and I live in an apartment that's small and poorly-lit. We can't install permanent light fixtures, and all the lamps we'...
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1answer
42 views

Installing a switch that requires a neutral connection in a double gang box with two single pole switches

I am trying to install a switch that will replace a standard single pole switch that is in a 2 gang box like this. This is the documentation that I have on the device. I tried wiring it but I must ...
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3answers
71 views

Relay before or after power transformer

For my project I plan on controlling an off-the-shelve LED lamp using a relay board which is connected to my Raspberry Pi. As can be seen from the Lamp image below, there is a power converter which ...
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2answers
227 views

Integrate water circulation pump with Alexa to guarantee shut off in 10 minutes

I have a water circulation pump which is useful for getting hot water to the showers without wasting water. However, I am undoubtedly running up my natural gas bill in the process by running the pump ...
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2answers
68 views

Circuit Breaker current metering

I am preparing to replace most if not all of the wiring in our house. It is old, some of it is dangerous, and almost none of it is grounded. For some time I have been interested in home automation, ...
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1answer
150 views

PLC-Lighting Control-Plug n Play Operation with Relay

I am trying to build up a home automation system(retrofit) with existing conventional switches(230VAC). But I am looking for automation system without replacing existing conventional switches along ...
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1answer
58 views

Can't calibrate infrared motion detector

I've installed a mains-switching infrared sensor unit, Cybertech LFMS-WH. It doesn't say passive sensing anywhere, but I think it is passive. The lamp switching part of the circuit works properly and ...
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1answer
472 views

Trouble wiring a Leviton DZ15S (originally a single pole with two black?)

I'm trying to replace an old single pole toggle switch with a new Leviton DZ15S. Here's the issue... The new Leviton requires 3 connections to function. Black, red, and white. Please see the ...
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2answers
181 views

Can i use a 6amp lutron caseta light switch with a 15amp breaker?

I am looking to install several lutron caseta light switches in my home. The problem is the lutron switches are all rated 6amp but the existing switches and breakers in my home are 15amp. Will be ...
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1answer
723 views

Can I use a 3 speed wall switch with a ceiling fan that comes with a remote?

I'm not too familiar with fan motors/configurations. I'd like to install a fan and use a Z Wave 3 speed switch to control the fan speed, and a Z Wave dimmer switch to control the lighting in the fan. ...
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1answer
132 views

Need help with 3-way wiring (diagram included)

Could really use some help. I'm putting in some GE Z-Wave plus switches in my new house and have come across my first 3-way switch. I think the far left Romex in box #1 is the cable that goes between ...
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1answer
484 views

Trying to identify neutral wire in switch box to use with Wemo Light switch (more than one neutral wire seems to be present)

So I am trying to figure out if I can use a Wemo light switch. Wemo says you must have a neutral wire and it must be a single pole switch. This switch box has three toggle switches. One of them is ...
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2answers
2k views

AC Blows air too cold

This is in response to Matt S's question a few days back. I feel like most of the answers were a put down and I am experiencing the same problem he is. It is not the temperature of the house or where ...
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1answer
177 views

Identifying these light switches

I am working on a Home Automation system that I inherited from someone who didn't really know what he was doing. There are dozens of light circuits, but only three of them can be controlled from the ...
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1answer
129 views

GE smart switch neutral power requirement

How many neutral watts are required for most smart switches? I'm unable to get any juice from unit even though there is a neutral wire. I.e. https://www.amazon.com/gp/aw/d/B0035YRCR2/ref=...
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0answers
406 views

Home Network Interference on Cat6 Unshielded cable

Background: I live in a level two apartment and want to get WiFi in my individual lockup basement garage and install a security camera. I have pulled a Cat6 UTP cable to the garage via the services ...
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1answer
309 views

How to automatically open a regular window?

In the winter I always face an issue where I occasionally need to ventilate the room whenever the air feels "stiff". I cannot leave the window open since the air is too cold and doing it manually is a ...
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1answer
338 views

Cut Hue Light Strip and connect pieces in parallel

is it possible to separate a hue light strip using heat like shown here and connect the pieces using Y-connectors in parallel? I want to split a Light Strip and use just one piece per stair in my ...
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0answers
194 views

WiFi motorized blinds with tilt and raise

I am completely new to this home automation thing. I am interested in installing new blinds in a house I just got. The only other home automation products I have right now are some Philips Hue bulbs/...
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1answer
45 views

smart light wire “interceptor”

I went to showroom recently and they showed me a product (which I've now forgotten the name of) which is basically a box that behind the wall or in the ceiling - it connects to wifi and is essentially ...