I have a Remeha Calenta 40C and the built in serial port provides plenty of information on the boiler operations. I have built and installed the. Return and DWH temperatures show for me (Calenta 40C), can you try using the originial OTGW monitor to see if these values are reported by. Calenta 28c Combi Comfort System. Calenta 40c Combi Comfort System manufactured by. Remeha B.V.. Apeldoorn, The Netherlands.

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Is this the temperature of water sending out?

Of course, if it was in the list, the DA command has now removed it. Failure signal Minimum Gas Pressure Detection: Open Fan Speed setpoint: Have now added code to populate devices in Domoticz and all working correctly. Burner Release Release Wait time: It also seems we can set two more setpoints besides the room: No Mains Live-Neutral phase Detection: Ignore – forgot you’d sent a PM about your Tzerra.

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I have built and installed the excellent Opentherm gateway and happily getting some information from it to manage my heating system. We used to assemble these systems. Hove, who works for Kraus, was very enthusiastic about the project implementation. Return water temperature also does not show. Looking to create a LUA script to do this, but at a loss as calnta how to get this into Domoticz.

Calenta – Remeha – Boiler

Last edited by rjblake on Thu Jan 19, 8: Open Minimum Gas Pressure[5]: Return Water temperature also does not display here Remeha Advanta Not all boilers report everything Automatic Pump post run time: Besides the Room SetPoint i see three more: I’m not sure if the hex codes are the same for the Tzerra as they are for the Calenta, but you can try the PHP scripts on github I created.

Yes Heat Request Flags: No Heat Demand from Frost Protection[3]: Anybody been down this route or have any interest? Looking at the Remeha Recom software, there are a number of really useful additions to the standard Opentherm messages that would make it even better.


High Max Fanspeed during CH mode: I like to see a simple and clear list for the schedules Monday They have wanted a more sustainable home for some 4c. With the Recom software running and connecting to the CV, what does it say in the lower right corner?

Remeha Boiler/CV – logging data from serial port to ESP – Domoticz

We had already installed a Calenta with a Remeha thermostat here, and we were very satisfied. This was the first time we have installed this specific configuration by Remeha and the installation was flawless. The system is used for both room heating and domestic hot water. Sorry for all the questions The main goal for them was to minimise their gas consumption and therefore reduce costs as much as possible. The home owners are also very excited about the complete and sustainable system.