Tado Opentherm Viessmann, Live + neutral from Heatlink connected to boilers live & neutral, then OT1 and OT2 connected to the block on top of the electric board (pin 3 & 4) (see image- not mine, but tado° smart thermostats are compatible with most heating systems and brands. As featured in Installer Magazine's Webinar:"Everything Installers Need To Know About OpenTherm". Aktuell steuere ich meine Vitodens 100W BK1C mit einem Tado Thermostat via OpenTherm. Tado thermostat pdf manual download. Opentherm ho scoperto essere uno “standard” (ancora crediamo a babbo natale? :D) per il riscaldamento e la climatizzazione. tado° thermostats are compatible with 95% of heating systems and different starter kits are available depending on the I have learnt the Viessmann Vitodens 100-W and 111-W do support an OpenTherm connection with Tado, Worcester Bosch Greenstar Style 8000 and Viessmann Vitodens 200-W do not. Keep the TRVs and bridge to control individual rooms. The tado° X smart thermostat system is the latest generation of tado° heating controls, designed to give homeowners detailed control over their central heating, radiators, hot water, and even heat pumps. I went for Tado after seeing it Viessmann seem to frown on adding opentherm to a 200W but they need to reintroduce support for 3rd party modulating control. I work in IT and I can’t believe what Viessmann did is even legal. De tado° Slimme Radiatorknop X kan je bestaande radiatorknoppen vervangen, zodat je radiatoren slim worden en kunnen samenwerken met een tado° Draadloze Temperatuursensor X of Slimme Thermostaat X. An OpenTherm system could make your boiler more efficient at heating your home, but what exactly is this system and how does it work? Gestisci il riscaldamento da qualsiasi luogo con la massima precisione. manuale della mia Vitodens. I had a UK kit initially, which was great, but I knew I needed to make some changes to fully utilize the OpenTherm functionality for better efficiency. tado° ist ebenfalls mit OpenTherm-Thermen kompatibel. The difference is incredible. tado° smart thermostats can integrate with and control Viessmann heating systems to save money, improve comfort, and control heating remotely through a smartphone app. Tado will not turn up the heat of your boiler. Ich habe eine Vitodens 100-W mit nur einem Touchscreen Display (Kenne die genaue Beizeichnung nicht). tado° est compatible avec presque toutes les chaudières dotées de ce type de connexions. Trouvez le produit adapté à votre foyer. OpenTherm/eBUS). The system consists of a smart thermostat and smartphone app and is able to optimise the operation of the heating system, ensuring comfort and lower energy costs of your Viessmann heating system. My main goal was to keep using the Tado ecosystem while enhancing my heating control. View and Download Viessmann OpenTherm operating instructions manual online. tado° is not compatible with system boilers with a digital interface (e. Een stekkeradapter voor de voeding wordt meegeleverd. Scopri di più Opentherm, questo sconosciuto In prima battuta mi sono messo a leggere il manuale della mia caldaia: subito ho visto la presenza di 2 pin per il dialogo con “Opentherm”. The instructions cover connecting devices to the internet, pairing components, and Access professional manuals for tado˚ products to ensure expert installation and setup. Set each TRV 1 degree higher than the boiler is set. Ich möchte gerne ein Tado Thermostat über OpenTherm anschließen. It should be a case of wiring the Tado near to the wiring center and use the existing thermostat wiring for the opentherm connections on the Tado. installeronline. Learn more! Thinking of investing in a smart thermostat? There are a few available, so Viessmann’s here to help you decide which smart thermostat to buy. Reach out to us today! (Tado is pretty unique in supporting eBus with various boiler manufacturers. Muss ich dabei etwas beachten? Wie zB OpenTherm in den Einstellungen aktivieren etc. With support for Matter smart-home connectivity, Thread networking, OpenTherm modulation, and rechargeable smart radiator valves, the tado° X system is built for modern homes Il riscaldamento sempre a portata di mano grazie al termostato intelligente tado°. Asked all brands concerned for a fix but got nowhere, so I run both systems on a matched event schedule and let the boiler manage water temp (based on outdoor and return temp) and let the Evohome do just the zoneimg. Enjoy total comfort and reduced energy costs. tado° is easy to install and compatible with 95% of heating systems currently on the market. Deze is niet alleen compatibel met nieuwe Viessmann verwarmingssystemen, maar ook met reeds geinstalleerde ketels met OpenTherm vanaf oktober 2017. Therefore a Viessmann Vitodens 100 is my recommendation. Asi mismo si tienes TRV's seguirás teniendo el comfort que proporcionan estos. pdf), Text File (. What about OpenTherm, isn’t it supposed to be “open”? Anyway if someone knows something about that, please let me know or I will go to the expected (by Viessmann) and use their (🤬) ViCare app and sell the Tado Hi. Learn more and find the right product for you. I want to utilize Tado and Viessmann OpenTherm capabilities to fine tune heating temperature, comfort and energy efficiency. I considered a few options View and Download tado° Smart Thermostat installer's manual online. Smart Thermostat thermostat pdf manual download. This document provides installation instructions for a smart thermostat. Chauffage Compatibilité Viessmann Vitodens 100-W et Opentherm Bonjour. Dec 17, 2025 · Viessmann 025 28kW combi boiler review based on a real Birmingham installation with Tado OpenTherm. Op de tado zitten ze op NO en COM. . I'm new here. This Tado installer manual (page 20) suggests that Tado will work with Viessmann KM-bus. Op de radiatorknop kun je handmatig een gewenste temperatuur instellen. The weather compensation is ok, but I wanted a way to give feedback to the boiler based on the actual temperature of the house, for example to put more heat in if a door had been left open. I'm assuming that as the Tado supports OpenTherm, to get that benefit, I should ask the installers to make sure it is in the operation mode highlighted below (from the 4 available)? I've If you want to use OpenTherm with your Tado, you need the EU Tado thermostat or receiver. These boilers are compatible with many mainstream smart and standard heating controls, including Nest, Tado and Honeywell (but we have to warn you that even Opentherm labelled products are not always compatible!). View online or download Viessmann OpenTherm Operating Instructions Manual, Installation And Service Instructions For Contractors View and Download Viessmann OpenTherm installation and service instructions for contractors online. Si vous cherchez à exploiter au maximum les capacités de votre chaudière condensation VIESSMANN utilisez les accessoires de régulation de la marque comme ViCare. Nov 3, 2025 · Hello everyone, I’m new to the world of smart home automation and I’m currently working on integrating my Viessmann system boiler with Tado. A non-British boiler manufacturer may be wise too - top rated boiler brands seem to be Viessmann and Worcester Bosch, but WB doesn’t support OpenTherm (in the UK 🤦‍♂️). ? Hi Forum, Looking to clarify if the Viessmann Vitodens 050-w supports Opentherm? I downloaded a datasheet from the website but couldn't see any direct reference to it being supported. co. Control your home's temperature with our powerful app. (It is intended for the Dutch market which requires boilers to use OpenTherm. Mark. Installing and setting up tado° Everything you need to know to install and set up your tado° products and services. In a nutshell, I think having individual TRV’s installed on each radiator, connected for instance on ZigBee or Matter, being piloted by HA which in return connects to the boiler via OpenTherm (ESPHome, since solutions already available) would replace Wiser/Tado and give us full control on the way it works. Perfect for technicians and installers. It seems the 200W uses KM-bus. View and Download Viessmann Tado wiring information online. De tado heb ik als volgt ingesteld. In het installateurs menu gekozen voor: Open therm: D01. Quel thermostat modulant choisir ? Viessmann recommande pour ses chaudières modulantes le thermostat OpenTherm tado. ) Hi everyone, I wanted to share my recent experience upgrading my Tado V3+ system to work with my new OpenTherm-compatible boiler. OpenTherm temperature controller pdf manual download. Access professional manuals for tado˚ products to ensure expert installation and setup. De draadjes van de tado naar de cv zitten op de klemmen 11 en 12. Viessmann OpenTherm Pdf User Manuals. I removed the Tado controller entirely and let the Viessmann do its own thing with weather comp. Internet bridge Wired - OpenTherm Wireless - OpenTherm Wireless - KM BUS Wired - 230 V Baxi, Ideal, Viessmann, Ferroli and Main all manufacture combi boilers using the Opentherm technology. View online or download Viessmann Tado Wiring Information Remeha - zie OpenTherm Riello - zie Opentherm Saunier Duval - zie OpenTherm Viessmann - zie OpenTherm The document discusses intelligent home heating control through a partnership between Viessmann and tado°. You can set the temperature to whatever you like so something like 55 would guarantee that you have good efficiency. erskit plus optionele losse Slimme Radiatork Les thermostats connectés de tado° sont compatibles avec la plupart des marques et systèmes de chauffage. Trova il prodotto perfetto per te. Here are some screenshots, and it appears your boiler has opentherm connections and weather compensation. I have also seen mention of a OpenTherm/KM-bus converter, but not available or supported in the UK. Rooms maintain the desired heat far more accurately and seemingly reach it more quickly. Voor digitale verwarmingssystemen, op basis van de warmtevraag, moduleert het verwarmingssysteem de warmtetoevoer die het levert om een specifieke temperatuur te behouden. Mixer extension kit For Vitodens 100-W, 111-W and 050-W. I termostati intelligenti tado° sono compatibili con la maggior parte dei sistemi di riscaldamento e delle marche. true I can't see an option to inform the Tado that the connection is OpenTherm I can't see an option to set the max flow temperature, the boiler was heating up all the way to 70C which is a big no no for me as I got a condensing boiler The hot water option is appearing as if I got a hot water tank which I do not, there is no need to schedule it as it's hot water on demand How do I control the Así pues para los usuarios de viessmann es mejor utilizar tado en modo relé para apagar y encender con la comodidad de la geovalla y dejar que los accesorios de viessmann se encarguen de la modulación. Has anyone tried using a Tado (or another third-party OpenTherm thermostat) with a similar setup—third-party OpenTherm thermostat and Vitoconnect OT2? I’d like to confirm compatibility and ensure it works seamlessly with the boiler and Vitoconnect before I move in and make the switch. Bij relaissystemen schakelt de verwarming volledig aan (100%) of uit (0%) afhankelijk van de warmtevraag . Les thermostats communiquent le plus souvent avec les chaudières via de simples connexions relais (marche/arrêt ou On/Off). If you have an S-plan or Y-plan system with existing controllers, tado° can replace them. I would be looking to pair it with a Nest Thermostat. De inter-face meet slechts tien bij tien centime-ter en is ontworpen voor wandmontage. Learn about hot water flow rates, efficiency and value for money. Bei digitalen Heizsystemen, basierend auf der Wärmeanforderung, moduliert das Heizsystem die von ihm gelieferte Wärme, um eine bestimmte Temperatur zu erreichen und zu halten. I can't confirm how well it works. Controllate il vostro riscaldamento tramite smartphone e risparmiate energia per il resto della vostra vita. I'm stuck with wiring. If you have a new system boiler without a controller, or want to connect tado° directly to your wiring centre, please contact a heating engineer. Può essere aggiunto a una caldaia o sostituire un termostato wireless. Many Thanks. Gas use appears to be going down. Ik wil de tado op open therm instellen. g. Verwarmingcircuit: HC01 Aansturing warm water: x Extensiekit: x Staat alles nu goed? Bij voorbaat dank Viessmann Tado Pdf User Manuals. uk/webinar-everything-instal Installare il Termostato Intelligente Cablato di tado° è facilissimo. Room temperature controller with digital time switch for Vitodens 100-W, 111-W and 050-W. Also why does it matter that it uses low voltage? There is just a relay in tado, it should not matter what voltage is the boiler using. It discusses wiring the thermostat directly to a boiler or installing it wirelessly using an extension kit. Check your heating system's compatibility with tado° and which boiler brands we support. https://www. ) Whilst there is the VR33 module to translate Vaillaint's eBus to standard OpenTherm Vaillant will regard the use of this as invalidating your warranty even though they make this part. De slimme thermostaten van tado° werken met de meeste verwarmingssystemen en merken. Hij wordt rechtstreeks aangesloten met een kabel. Installs in minutes, and compatible with almost every heating system. tado° is ook compatibel met OpenTherm verwarmingsketels. Tado is in fact incapable of controlling the flow temperature of the boiler as that's not part of the opentherm protocol. From my understanding PlusBus is closed and proprietary. I have prepared generic concept based on standard S plan system wiring Stadsverwarming en blokverwarming tado° is bijna altijd geschikt voor stadsverwarming en blokverwarming (zowel via OpenTherm als aan/uit). I've purchased Google Nest 3rd Generation learning thermostat and engineer came yesterday to install it. Low Voltage Digital Installations. txt) or read online for free. Wie kann ich das machen? Die Einstellung beim Heizkörpersymbol ( Smart Thermostat Installation OpenTherm KMBus - Free download as PDF File (. I have a Viessmann Vitodens 200 with weather compensation controller. Die Vorlauftemperatur wird von Tado moduliert, allerdings muss die maximale Vorlauftemperatur (laut Tado) direkt bei der Vitodens eingestellt werden. tado° fonctionne avec la plupart des chaudières qui communiquent dans un langage que tado° peut comprendre et traiter. OpenTherm water heater pdf manual download. Lees meer en vind het product dat bij je past. Have you contacted tado? I had some wiring issues with (a ten year old and different model) Viessmann Vitodens and they were really helpful. Learn more! Alles wat je moet weten over de installatie en instellingen van jouw tado° producten en services. Si vous souhaitez une autre marque Need help with your tado° product? Visit our support page for troubleshooting tips, FAQs, and expert assistance. I’ve managed to set up the Opentherm control via the EU wireless extender, and it seems to be working well for heating. So, with some helpful from the kind folks in this subreddit, I used the Tado Pro app to configure OpenTherm. Cette marque partenaire est entre autre commercialisée par Viessmann, qui l'a testé avec ses produits et dont il assure un premier niveau de support technique. Si vous souhaitez un thermostat d'ambiance connecté restez sur la marque TADO recommandée par la constructeur VIESSMANN. I'm about to get a Viessmann 100-W B1KF and plan to have it hooked up to a Tado smart thermostat system. 3e6g, otai1, gn2ijq, xo2uh, hi6m, llfv, h4bj, cisrm, bodj, g0nb9o,