# \#heating

**URL:** https://community.openhab.org/tag/heating/617.md

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## [Heating algorithm / service](https://community.openhab.org/t/heating-algorithm-service/167397)

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**Author:** [@petr](https://community.openhab.org/u/petr)\
**Replies:** 8\
**Last updated:** [December 5, 2025, 10:57am UTC](https://community.openhab.org/t/heating-algorithm-service/167397 "2025-12-05T10:57:57Z")

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Hi, I am currently using Netatmo’s heating system, consisting of a relay to run on the heat source plus a number of smart radiator valves. The core functionality (incl. outdoor temperature compensation) works great. Wh…

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## [Underfloor heating control setup](https://community.openhab.org/t/underfloor-heating-control-setup/167282)

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**Author:** [@habnewbie](https://community.openhab.org/u/habnewbie)\
**Replies:** 6\
**Last updated:** [December 3, 2025, 10:16pm UTC](https://community.openhab.org/t/underfloor-heating-control-setup/167282 "2025-12-03T22:16:51Z")

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Hello, I would like to automate our heating system: Ideally, a target temperature should be set for each room and the heating system should be automatically regulated accordingly. We have the following setup consisting…

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## [Developing modbus binding for KWB heatings - where to start?](https://community.openhab.org/t/developing-modbus-binding-for-kwb-heatings-where-to-start/135115)

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**Author:** [@SoerenG](https://community.openhab.org/u/SoerenG)\
**Replies:** 17\
**Last updated:** [September 30, 2025, 9:07pm UTC](https://community.openhab.org/t/developing-modbus-binding-for-kwb-heatings-where-to-start/135115 "2025-09-30T21:07:00Z")

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Hi there, we have two central heating boilers from KWB since a couple of months installed and I’d like to integrate them now into our Openhab installation. Purpose for the moment is mostly monitoring (i.e. reading value…

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## [Solar thermal pool heating control](https://community.openhab.org/t/solar-thermal-pool-heating-control/163314)

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**Author:** [@syntacrsc](https://community.openhab.org/u/syntacrsc)\
**Replies:** 2\
**Last updated:** [March 29, 2025, 11:29am UTC](https://community.openhab.org/t/solar-thermal-pool-heating-control/163314 "2025-03-29T11:29:39Z")

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Hello openHab community. I’ve created a visualization of my combined pool and home heating system and thought I might as well share it with you. My widget development skills are more than limited so my appologies for th…

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## [OpenHAB1/2 Nilan heatpump](https://community.openhab.org/t/openhab1-2-nilan-heatpump/23538)

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**Author:** [@nickma82](https://community.openhab.org/u/nickma82)\
**Replies:** 108\
**Last updated:** [March 4, 2025, 3:21pm UTC](https://community.openhab.org/t/openhab1-2-nilan-heatpump/23538 "2025-03-04T15:21:08Z")

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Nilan CTS 700 Please see this thread Nilan heatpump cts 700 Nilan CTS 602 NEW 2019-04-30T22:00:00Z (UTC): OpenHAB2, modbus binding 2.x please see @Kim\_Andersen’s post on How to connect Nilan CTS602 modbus interface D…

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## [Binding for Bosch CT200 EasyControl zone thermostat](https://community.openhab.org/t/binding-for-bosch-ct200-easycontrol-zone-thermostat/121136)

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**Author:** [@h.hasenack](https://community.openhab.org/u/h.hasenack)\
**Replies:** 7\
**Last updated:** [February 4, 2025, 12:56pm UTC](https://community.openhab.org/t/binding-for-bosch-ct200-easycontrol-zone-thermostat/121136 "2025-02-04T12:56:32Z")

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I was looking for a binding for the Bosch EasyControl CT200, which was recently installed in my home. I have found it has an accessible API, and the how-to to get to it is described here (tested it an it works!) Unfort…

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## [KNX - Calculation of Setpoint Shift for heating](https://community.openhab.org/t/knx-calculation-of-setpoint-shift-for-heating/161876)

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**Author:** [@japhias](https://community.openhab.org/u/japhias)\
**Replies:** 1\
**Last updated:** [January 21, 2025, 6:16pm UTC](https://community.openhab.org/t/knx-calculation-of-setpoint-shift-for-heating/161876 "2025-01-21T18:16:26Z")

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Hi all, I would like to share my option to calculate the shift of the setpoint for heating actuator. (German: Sollwertverschiebung) I had set the default setpoints for all rooms to 21°C and wanted to do the individual …

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## [EGO Smart Heater with openhab via Rasperry pi4](https://community.openhab.org/t/ego-smart-heater-with-openhab-via-rasperry-pi4/156580)

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**Author:** [@AaronSolarwalker](https://community.openhab.org/u/AaronSolarwalker)\
**Replies:** 0\
**Last updated:** [June 5, 2024, 9:19pm UTC](https://community.openhab.org/t/ego-smart-heater-with-openhab-via-rasperry-pi4/156580 "2024-06-05T21:19:49Z")

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Hey Friends, i need some Help with my EGO Smart Heater. Raspberry 4 Openhabian Ego Smart Heater with Modbus ( LAN ) thats the configuration. I installed all of them. Heater is in Tank (filledwithwater) Power and lan…

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## [EGO Smart Heater 29.65335.100](https://community.openhab.org/t/ego-smart-heater-29-65335-100/147430)

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**Author:** [@kreack](https://community.openhab.org/u/kreack)\
**Replies:** 3\
**Last updated:** [June 5, 2024, 8:16pm UTC](https://community.openhab.org/t/ego-smart-heater-29-65335-100/147430 "2024-06-05T20:16:59Z")

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Hello everyone, I have installed an 8kWh PV system with a Huawei SUN2000 inverter and a LUNA2000 battery. The system is controlled by dtsu666-h. Yesterday, I successfully managed to connect the system to OpenHab using M…

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## [Shutting off heating actor if window stays open for more than three minutes](https://community.openhab.org/t/shutting-off-heating-actor-if-window-stays-open-for-more-than-three-minutes/156347)

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**Author:** [@franks](https://community.openhab.org/u/franks)\
**Replies:** 0\
**Last updated:** [June 2, 2024, 2:52pm UTC](https://community.openhab.org/t/shutting-off-heating-actor-if-window-stays-open-for-more-than-three-minutes/156347 "2024-06-02T14:52:04Z")

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Today I want you present my solution to monitor windows in a room and switch off the heating actuator if at least one window stays open for more than three minutes. These are the assumptions on my solution: Working on…

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## [Nilan heatpump cts 700](https://community.openhab.org/t/nilan-heatpump-cts-700/39486)

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**Author:** [@nickma82](https://community.openhab.org/u/nickma82)\
**Replies:** 53\
**Last updated:** [June 1, 2024, 6:23pm UTC](https://community.openhab.org/t/nilan-heatpump-cts-700/39486 "2024-06-01T18:23:09Z")

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I wanted to move the Nilan heatpump CTS 700 discussion in a separate thread. @Tapani\_Janhunen @Dieter\_Janssens @GuidoDirkes any progress concerning the CTS700 integration, communication bringup, Setup snippets, anything…

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## [Unable to setup association group of MT02650 (Devolo Z-Wave radiator valve) to have it utilize a room sensor](https://community.openhab.org/t/unable-to-setup-association-group-of-mt02650-devolo-z-wave-radiator-valve-to-have-it-utilize-a-room-sensor/153862)

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**Author:** [@mars-online](https://community.openhab.org/u/mars-online)\
**Replies:** 9\
**Last updated:** [April 19, 2024, 12:00pm UTC](https://community.openhab.org/t/unable-to-setup-association-group-of-mt02650-devolo-z-wave-radiator-valve-to-have-it-utilize-a-room-sensor/153862 "2024-04-19T12:00:54Z")

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Dear community. Only recently I noticed an issue with a Danfoss / Devolo radiator control valve ((MT02650) that I am using together with a Danfoss / Devolo room thermostat (MT2649). Both are connected through the Z-Wave …

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## [\[VitoConnect\] Getting values/sending commands via the "new" API by using rules@](https://community.openhab.org/t/vitoconnect-getting-values-sending-commands-via-the-new-api-by-using-rules/123900)

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**Author:** [@opus](https://community.openhab.org/u/opus)\
**Replies:** 55\
**Last updated:** [February 24, 2024, 12:00am UTC](https://community.openhab.org/t/vitoconnect-getting-values-sending-commands-via-the-new-api-by-using-rules/123900 "2024-02-24T00:00:50Z")

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As announced Viessmann will stop the “old” API, since the code code provided by @thetrueavatar is using the “old” API this solution will stop working on 15th July! Using the “new” API solely by rules is possible! You n…

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## [Floor Heating Thermostat for COSMO water RTL system](https://community.openhab.org/t/floor-heating-thermostat-for-cosmo-water-rtl-system/17265)

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**Author:** [@SpaceGlider](https://community.openhab.org/u/SpaceGlider)\
**Replies:** 9\
**Last updated:** [January 5, 2024, 8:50pm UTC](https://community.openhab.org/t/floor-heating-thermostat-for-cosmo-water-rtl-system/17265 "2024-01-05T20:50:39Z")

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Hi all, I am looking for a controllable thermostat for my COSMO water rtl sub floor heating valve. I have already contacted COSMO but they did not have a solution for me (the answer did not seem very competent tbh). M…

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## [New binding suggestion: Wavin AHC 9000 / Jablotron AC-116](https://community.openhab.org/t/new-binding-suggestion-wavin-ahc-9000-jablotron-ac-116/28422)

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**Author:** [@spiff42](https://community.openhab.org/u/spiff42)\
**Replies:** 231\
**Last updated:** [October 25, 2023, 8:05am UTC](https://community.openhab.org/t/new-binding-suggestion-wavin-ahc-9000-jablotron-ac-116/28422 "2023-10-25T08:05:26Z")

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I am considering making a binding for Wavin AHC 9000 floor heating controller (same as Jablotron AC-116): http://dk.wavin.com/web/produktkatalog/varme/gulvvarme/styringer/wavin-ahc-9000-styreenhedgv-m16-kredse.htm http…

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## [Heating control by using PID controller](https://community.openhab.org/t/heating-control-by-using-pid-controller/135959)

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**Author:** [@D00mi](https://community.openhab.org/u/D00mi)\
**Replies:** 5\
**Last updated:** [October 19, 2023, 8:26pm UTC](https://community.openhab.org/t/heating-control-by-using-pid-controller/135959 "2023-10-19T20:26:33Z")

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Platform Information: Hardware: Raspberry Pi 4 Operating system: openhabian openHAB Version: openHAB 3.2.0 - Release Build Temperature sensors: Shelly H&T Actuator: Möhlenhoff Alpha 5, controlled with Shelly 2.5 Pr…

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## [Feed surplus energy produced by photovoltaics into the hot water](https://community.openhab.org/t/feed-surplus-energy-produced-by-photovoltaics-into-the-hot-water/147129)

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**Author:** [@slax91](https://community.openhab.org/u/slax91)\
**Replies:** 15\
**Last updated:** [July 10, 2023, 1:35pm UTC](https://community.openhab.org/t/feed-surplus-energy-produced-by-photovoltaics-into-the-hot-water/147129 "2023-07-10T13:35:35Z")

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Good morning everybody. I do have two components connected to my Openhab based on a raspberry 4. The Battery and photovoltaics on the roof and the modbus based water tank. I am able to read and write everything and eve…

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## [Use case: Convert cumulative meter reading (e.g. for heat/energy (kWh) or water (l)) into daily / hourly consumptions (W or l/h)](https://community.openhab.org/t/use-case-convert-cumulative-meter-reading-e-g-for-heat-energy-kwh-or-water-l-into-daily-hourly-consumptions-w-or-l-h/129433)

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**Author:** [@Cplant](https://community.openhab.org/u/Cplant)\
**Replies:** 11\
**Last updated:** [December 27, 2022, 8:19am UTC](https://community.openhab.org/t/use-case-convert-cumulative-meter-reading-e-g-for-heat-energy-kwh-or-water-l-into-daily-hourly-consumptions-w-or-l-h/129433 "2022-12-27T08:19:13Z")

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I’m using the excellent wmbusmeters software and AMB8465 USB stick a to capture and store the Wireless M-Bus values broadcasted by my heat meter (Techem / Kamstrup vario 3 type 3.2.1) and water meter (Techem radio 4). Un…

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## [Issues with WRITE access over Modbus Binding](https://community.openhab.org/t/issues-with-write-access-over-modbus-binding/141480)

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**Author:** [@Rai](https://community.openhab.org/u/Rai)\
**Replies:** 4\
**Last updated:** [December 5, 2022, 12:42am UTC](https://community.openhab.org/t/issues-with-write-access-over-modbus-binding/141480 "2022-12-05T00:42:23Z")

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Platform information: Hardware: Raspberry Pi 2 Model B Rev 1.1, 1 GB RAM, 14 GB storage OS: \_Linux openhabian 5.15.76-v7+ #1597 SMP Fri Nov 4 12:13:17 GMT 2022 armv7l \_ Java Runtime Environment: openjdk 11.0.16 2022-…

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## [Window open detection](https://community.openhab.org/t/window-open-detection/141249)

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**Author:** [@Jacek\_Kaczmarczyk](https://community.openhab.org/u/Jacek_Kaczmarczyk)\
**Replies:** 2\
**Last updated:** [November 22, 2022, 6:15pm UTC](https://community.openhab.org/t/window-open-detection/141249 "2022-11-22T18:15:48Z")

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Hi there, just wanted to ask you for a window detection algorithm based on temperature changes in the room instead of window contact sensor. 1/ There is a ON/OFF relay responsible for turning on/off actuators - it’s not…

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## [Homematic IP heating group](https://community.openhab.org/t/homematic-ip-heating-group/139863)

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**Author:** [@DerZico](https://community.openhab.org/u/DerZico)\
**Replies:** 3\
**Last updated:** [October 12, 2022, 5:02pm UTC](https://community.openhab.org/t/homematic-ip-heating-group/139863 "2022-10-12T17:02:30Z")

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Hey there, I currently have the problem, that I cannot modify the heating group set point temperature on my Homematic IP heating group. The heating group contains a HmIP-WTH2, HmIP-eTRV2 and a HmIP-SWDO. Does anybody …

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## [\[Solved\] How to store a current setpoint value for later use in scripts](https://community.openhab.org/t/solved-how-to-store-a-current-setpoint-value-for-later-use-in-scripts/139468)

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**Author:** [@northy](https://community.openhab.org/u/northy)\
**Replies:** 3\
**Last updated:** [October 1, 2022, 11:19am UTC](https://community.openhab.org/t/solved-how-to-store-a-current-setpoint-value-for-later-use-in-scripts/139468 "2022-10-01T11:19:39Z")

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Hiya, I am currently creating some text-based rules in our OpenHAB3-setup to reduce our gas consumption. The idea is that if a window is open longer than a set amount of time (in this case 2 minutes), the radiator(s) in…

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## [What is your favorite heating regulation system for OH?](https://community.openhab.org/t/what-is-your-favorite-heating-regulation-system-for-oh/132902)

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**Author:** [@er.du](https://community.openhab.org/u/er.du)\
**Replies:** 21\
**Last updated:** [September 26, 2022, 9:16pm UTC](https://community.openhab.org/t/what-is-your-favorite-heating-regulation-system-for-oh/132902 "2022-09-26T21:16:07Z")

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Hey there, i just bought some heating regulators for my Fritzbox(DECT). I think the system can be combined with openhab but the problem is that the System reacts very slow since the regulators communicate with the Frit…

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## [Escea Gas Fire Binding Investigation](https://community.openhab.org/t/escea-gas-fire-binding-investigation/17896)

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**Author:** [@wingers1290](https://community.openhab.org/u/wingers1290)\
**Replies:** 7\
**Last updated:** [August 17, 2022, 11:27pm UTC](https://community.openhab.org/t/escea-gas-fire-binding-investigation/17896 "2022-08-17T23:27:48Z")

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Edit: 3/07/2017 - Removed as contains unpatched exploits Edit: 09/12/16 - Files removed at request of Escea Edit: 09/12/16 - Hashed values removed at request of Escea

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## [Rule with multiple ends](https://community.openhab.org/t/rule-with-multiple-ends/136424)

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**Author:** [@MarveyHAB](https://community.openhab.org/u/MarveyHAB)\
**Replies:** 1\
**Last updated:** [June 4, 2022, 3:59pm UTC](https://community.openhab.org/t/rule-with-multiple-ends/136424 "2022-06-04T15:59:36Z")

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Hi all, is there any way that a rule can have multiple ends? My goal is that openhab only sends a command when the state should be changed. For example when my heater is already ON I don’t have to send the command ON …

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## [Best practice for handling energy consumption in a single cummulative value?](https://community.openhab.org/t/best-practice-for-handling-energy-consumption-in-a-single-cummulative-value/52328)

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**Author:** [@armin80](https://community.openhab.org/u/armin80)\
**Replies:** 2\
**Last updated:** [November 27, 2021, 8:30pm UTC](https://community.openhab.org/t/best-practice-for-handling-energy-consumption-in-a-single-cummulative-value/52328 "2021-11-27T20:30:17Z")

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Dear community, I struggle with some specific topic and do not know if there is a “best practice solution” for this. Let’s explain: I have a heatpump that delivers various values via the Luxtronik/Novelan heatpump bi…

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## [Set up house heating using Eurotronic Spirit actuators with PID control and "manual" control](https://community.openhab.org/t/set-up-house-heating-using-eurotronic-spirit-actuators-with-pid-control-and-manual-control/126933)

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**Author:** [@Dominik\_Jeziorski](https://community.openhab.org/u/Dominik_Jeziorski)\
**Replies:** 9\
**Last updated:** [November 8, 2021, 9:33pm UTC](https://community.openhab.org/t/set-up-house-heating-using-eurotronic-spirit-actuators-with-pid-control-and-manual-control/126933 "2021-11-08T21:33:24Z")

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This will be a tutorial on how to set up heaters using Eurotronic Spirit actuators with PID regulator forum / documentation link. For tldr; go to Current implementation section Let me first share a bit of history why i…

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## [How to pass two items to function to calculate Heat Index?](https://community.openhab.org/t/how-to-pass-two-items-to-function-to-calculate-heat-index/126252)

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**Author:** [@martiniman](https://community.openhab.org/u/martiniman)\
**Replies:** 8\
**Last updated:** [September 27, 2021, 5:55pm UTC](https://community.openhab.org/t/how-to-pass-two-items-to-function-to-calculate-heat-index/126252 "2021-09-27T17:55:00Z")

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Hi. Help with function needed. I need pass two parameters temp and hum to function, and return one. Is it possible with Rules DSL? Here is function with one paramerter: val Functions$Function1\<GenericItem, String\> tem…

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## [Suggestion for controlling my underfloor heating, Roth Touchline](https://community.openhab.org/t/suggestion-for-controlling-my-underfloor-heating-roth-touchline/31565)

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**Author:** [@MortenVinding](https://community.openhab.org/u/MortenVinding)\
**Replies:** 21\
**Last updated:** [May 20, 2021, 6:35pm UTC](https://community.openhab.org/t/suggestion-for-controlling-my-underfloor-heating-roth-touchline/31565 "2021-05-20T18:35:03Z")

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Hope one of your cleaver guys here can come up with a go suggestion. I have this floor heating system called Roth Touchline+. It has an app that only works half of the time, but fortunately someone has already revers-en…

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## [Heating Boilerplate - A Universal Temperature Control Solution with Modes](https://community.openhab.org/t/heating-boilerplate-a-universal-temperature-control-solution-with-modes/34843)

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**Author:** [@ThomDietrich](https://community.openhab.org/u/ThomDietrich)\
**Replies:** 56\
**Last updated:** [April 6, 2021, 8:05pm UTC](https://community.openhab.org/t/heating-boilerplate-a-universal-temperature-control-solution-with-modes/34843 "2021-04-06T20:05:09Z")

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The days are getting shorter and the temperatures are slowly dropping. Summer is almost over on the northern hemisphere and with that many have to once again think about keeping their feet warm. A normal person would t…

[Next page](https://community.openhab.org/tag/heating/617.md?match_all_tags=true&page=1&tags%5B%5D=heating)
