Questions related to automation of home elements like: heating, ventilation, air conditioning, light, audio-video systems, security, intercoms and domestic robotics.

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3answers
3k views

How can I modify a 4 wire thermostat to a new thermostat requiring c wire?

I attempted to replace my thermostat with a fancy new Trane z-wave enabled model. To my dismay my home was only wired with a 4 wire setup with no 5 hidden in the bundle. I followed Insx on the web ...
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1answer
477 views

How to replace a single light switch with an electric dimmer switch

This is a very similar question to one I asked yesterday, which Ryan Walkowski kindly helped out with. This time, I'm looking for a some assistance in fitting a a single electric dimmer unit. I am ...
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1answer
32 views

List of home automation systems? [closed]

As @keshlam explained me in Comparison of various home-automation systems?, it is not possible to get up-to-date NPOV comparison of various home automation systems. What about a list of ...
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1answer
52 views

How can I send a signal to a home server when the doorbell is pressed?

I want to attach a device that can send a signal over wireless to my server when the door bell is pressed. I'm assuming the device would tap into the wiring for the door bell, so that when pressed, ...
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1answer
50 views

Can I use coaxial cable for audio over 30 feet?

Want to buy a mid range AV Reciever model, but my concern is that can I provide input audio from another room(away from 30feet) by coaxial cable (or only RCA audio cable required). 2nd, for output can ...
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2answers
542 views

Home Light Automation - Emulate 4 way switch with relay

I've been thinking of ways to do home automation that is somewhat future proof (hardwired); and the best idea I have is to use relays for lights on a 3 way switch circuit. Put in a dual pole dual ...
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1answer
73 views

Key card door lock?

I'm looking to add a card scanner door lock to an existing door that currently only functions with a key and a simple pull handle. It has a mortise-style lock so the backset on the door (to the ...
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1answer
2k views

Replacing a standard 2-gang light switch with an electric dimmer switch

I'm looking for a some assistance in fitting a new electric dimmer light switch. I'm in the UK if that makes a difference. I am trying to replace my existing two-gang light switch with a LightWaveRF ...
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2answers
165 views

What home automation devices have android apps UK?

I'm looking to install a home automation device in the UK. I require one that has an android app, so I can turn on and off my heating from my mobile phone even when I'm not in the house. I'm not ...
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1answer
19 views

Getting notified when things fail

There are a lot of things around the home which can be automated. For instance, at certain times during the day lights get turned on, sprinkler systems run, and so forth. Some of these operate based ...
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1answer
39 views

Can I convert a single circuit with multiple lights/1 switch to control 1 light/switch

I have 3 recessed lights in my house that are controlled from a single switch. Actually they are controlled from 3 places with 3-way switches, so it's not really working all that well :) What I would ...
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0answers
20 views

Can you hardwire a residential through wall A/C to a 3H/2C thermostat?

I have a boiler with radiant baseboard throughout my home with four zones of heating and two through wall air conditioners and Aprilaire 350 Humidifier. I am upgrading my thermostats to the Honeywell ...
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1answer
43 views

Flood lights and Home Automation

I am trying to incorporate my outdoor flood lights with motions sensors into my home automation system. Specifically, I would like to sense when the lights come on to trigger other home automation ...
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1answer
360 views

Can I replace this Airwell thermostat?

I am in market to replace my simple A/C control unit with one that integrates with home my z-wave based home automation system. However, before I make the splash and buy a compatible thermostat, I ...
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3answers
598 views

Can I wire a Bathroom Fan to two Switches in Parallel?

I want to control a bathroom exhaust fan with a wall timer, and a 24 vac relay. Basically both switches would be wired in parallel. Is this safe to do?
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2answers
310 views

Any way to monitor load on a power outlet and receive notifications of usage? [closed]

My sump pump float sometimes sticks. This is an issue because the pump can easily run dry and burn out, especially if we are away for an extended period of time. Ideally I'm looking for something ...
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1answer
4k views

What options are available for controlling electrical devices over WiFi? [closed]

I've been looking on how to control power outlets through wifi and I've only found Belkin's WeMo. Are there any alternatives?