ᐅ Centralized Control of Roller Shutters – Which Solution?

Created on: 11 Mar 2021 22:11
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Palme23
Hello everyone,

we are currently building our single-family house with a general contractor. Our quote includes electronic roller shutters and venetian blinds. The offer also includes one switch planned for each roller shutter or venetian blind. However, we are not entirely satisfied because there is no option to lower all the roller shutters and venetian blinds at once. Currently, I see the following solutions:

1) One central switch per floor (basement, ground floor, upper floor) that lowers all the roller shutters/venetian blinds on that level. According to the electrician, this is complicated to implement and quite expensive (about 1000 euros per switch plus wiring).

2) Each roller shutter/venetian blind is equipped with an actuator (is that the correct term?), which we can control wirelessly. In other words, everything operates with switches, but I have the option to send a wireless signal to all roller shutters so they go down or up together.

3) Electric wireless drives are used (e.g., Somfy Rs 100 io). Then no wired switches would be needed for the drives. However, I would have wireless switches stuck to the whole wall. Is that really practical?

I’m sure there are clever solutions I haven’t thought of… Can you help me?
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netuser
12 Mar 2021 12:30
Palme23 schrieb:

That helped me a lot. I think I just didn’t understand it before. Now things are getting a bit clearer. But how exactly does it work?

Right now, it looks to me like I have an electric roller shutter and a switch (located next to the window). There is just a cable connecting them. With a "wireless module" from EnOcean, Bosch, etc., I would simply connect the wireless module in between, so switch -> wireless module -> cable -> electric roller shutter. Then I can control the wireless module with my phone by sending "up" and "down" commands, and it looks to the roller shutter as if someone is operating the switch manually?

If I want to lower all the shutters, I just send "down" to all of them. The central switch would basically become unnecessary.

And of course, I can use suitable software to make the wireless modules "smart," right? For example, to raise the shutters every morning at 6:00 AM?

Thank you very much for your help.


Yes, exactly like that!
In my opinion, this is the most sensible and cost-effective solution for "simple requirements," especially if you don’t plan to automate the entire house from start to finish with KNX or similar systems.

Regarding the switches, I also see it as an advantage to have them available.
You don’t necessarily need them, and I initially planned to do without them, but it never hurts to have the option for manual operation at any time. Whether you are sitting right next to it and want to darken the room quickly, or children, guests, or simply no device nearby to control it...

As for the "system question" regarding the actuators, you just need to spend some time on it and define your own requirements. For example, possible expansions, frequencies and technologies used (Bluetooth, Wi-Fi, EnOcean, Thread…), whether it can be used with or without a "base station," and which system you want to use for control (Apple iOS or Android).
Schimi179112 Mar 2021 12:33
11ant schrieb:

Are you a nerd, a stickler, or both? 🙂
...
I emphasized “organized” because when there are multiple remote controls, people often say, “They end up scattered everywhere and you’re always searching for them.” In our case, they have a dedicated place and, even with a child around, they’re not lying around everywhere—so they’re organized 🙂. Remote controls that are rarely used are kept neatly in storage. That’s probably why we don’t need visible switches for the roller shutters.
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Palme23
12 Mar 2021 12:57
netuser schrieb:

Regarding the "system question" of the actuators, you just need to spend some time understanding and defining your own requirements. For example, expansion options, frequencies and technologies used (Bluetooth, Wi-Fi, EnOcean, Thread, etc.), whether it works with or without a "base station," and which control system is used (Apple iOS or Android).

Only Apple devices are used in the house. Currently, there are three Amazon Echo Dots controlling the lights. We would also like to control individual lights in the house, but prefer to use the IKEA system. So, there will be a Hue Bridge or Amazon hub (Zigbee) available.

What would be the best solutions from your point of view?
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netuser
12 Mar 2021 13:14
Palme23 schrieb:

what would be the best solutions from your point of view?

Using HomeKit! 😉
Everything works with Ikea, Hue Bridge, Rademacher, Bosch, Shelly 2.5, and so on. The latter can be integrated directly into HomeKit without any additional “base station.”
Mycraft12 Mar 2021 13:15
Palme23 schrieb:

What would you consider the best solutions?

https://www.hausbau-forum.de/threads/grundlagen-zu-funk-smarthome-loesungen.38310/

https://www.hausbau-forum.de/threads/einfaches-smart-home-system-homekit-bosch-opus-o-andere.38029/

https://www.hausbau-forum.de/threads/smarte-terrassenverschattung-mit-Somfy-was-braucht-dafuer.37792/

https://www.hausbau-forum.de/threads/lan-dosen-setzen-noch-zeitgemaess-wlan-drahtlos-ist-die-zukunft.33656/

https://www.hausbau-forum.de/threads/beratung-smarthome-neubau-funk.33053/

https://www.hausbau-forum.de/threads/smarte-Rollladen-raffstores-mit-konventioneller-elektrik.36739/
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Strahleman
13 Mar 2021 23:47
In addition to the window switches, we also wanted a central shutter switch. Our electrician planned to install a Gira system for this and quoted just over 1,000 euros. It wasn’t anything special, just a central switch without any extras.

I then did some research myself and found the Eltako series 14. We will use this because it offers quite a bit of flexibility. You can integrate all switches (whether wired or wireless) and define individual groups. To do this, the shutters must be connected in star wiring; otherwise, it won’t work. The electrician wanted 500 euros for this, and with the Eltako actuators, we ended up just over 1,000 euros. However, this gave us not only an extra switch but a complete bus control unit including EnOcean wireless.

If there is interest, I can share more details about the solution here, including the wiring diagram and photos of the test board.