Opentherm: Difference between revisions
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=Links and documentation= | |||
*[https://www.opentherm.eu/ Opentherm homepage] | |||
*[https://theevohomeshop.co.uk/what-is-opentherm-and-why-use-honeywell-evohome-with-it/ What is Opentherm?] | |||
*[[File:Opentherm Protocol v2-2.pdf|thumb|Opentherm Protocol]] | |||
==Opentherm gateway== | |||
*[https://www.nodo-shop.nl/en/our-products/211-opentherm-gateway.html Opentherm gateway] | *[https://www.nodo-shop.nl/en/our-products/211-opentherm-gateway.html Opentherm gateway] | ||
*[https:// | *[https://otgw.tclcode.com/matrix.cgi Equipment information] | ||
=Considerations= | |||
==Tuning modulation level== | |||
Maybe https://hackaday.io/project/170821-opentherm-interface | |||
=Nomenclature and abbreviations= | =Nomenclature and abbreviations= | ||
==OT/+== OpenTherm/plus | ==OT/+== | ||
==OT/-== OpenTherm/Lite | OpenTherm/plus | ||
==OSI/RM== The OSI 7-layer protocol reference model. | ==OT/-== | ||
==PWM== Pulse-width modulation | OpenTherm/Lite | ||
==Room Unit== The device which calculates the “demand” in the system, which is communicated to the | ==OSI/RM== | ||
==Boiler Unit.== The use of the term room is not intended to be literally restrictive but is used for | The OSI 7-layer protocol reference model. | ||
==PWM== | |||
Pulse-width modulation | |||
==Room Unit== | |||
The device which calculates the “demand” in the system, which is communicated to the | |||
==Boiler Unit.== | |||
The use of the term room is not intended to be literally restrictive but is used for | |||
convenience. | convenience. | ||
==Boiler Unit== The device which receives the “demand” from the room unit and typically is responsible for | ==Boiler Unit== | ||
The device which receives the “demand” from the room unit and typically is responsible for | |||
providing energy to satisfy that demand. The use of the term boiler is not intended to be | providing energy to satisfy that demand. The use of the term boiler is not intended to be | ||
literally restrictive but is used for convenience. | literally restrictive but is used for convenience. | ||
==AL== Application Layer | ==AL== | ||
==DLL== Data-Link Layer | Application Layer | ||
==PL== Physical Layer | ==DLL== | ||
==TSP== Transparent Slave Parameter | Data-Link Layer | ||
==RBP== Remote Boiler Parameter | ==HVAC== | ||
==CH== Central Heating | Heating, Ventilation, Air Conditioning | ||
==DHW== Domestic Hot Water | *https://friarsair.com/thermostat-modes-settings-mean-explained/ | ||
==OEM== Original Equipment Manufacturer | ==PL== | ||
==OTC== Outside Temperature Compensation | Physical Layer | ||
==FHB== Fault History Buffer | ==Setback temperature== | ||
The temperature to maintan while you're away | |||
==TSP== | |||
Transparent Slave Parameter | |||
==RBP== | |||
Remote Boiler Parameter | |||
==CH== | |||
Central Heating | |||
==DHW== | |||
Domestic Hot Water | |||
==OEM== | |||
Original Equipment Manufacturer | |||
==OTC== | |||
Outside Temperature Compensation | |||
==FHB== | |||
Fault History Buffer | |||
=FAQ= | |||
==Polarity of the wires== | |||
None, really. | |||
[[Category:Domotics]] | |||
Latest revision as of 18:31, 5 May 2024
Links and documentation
Opentherm gateway
Considerations
Tuning modulation level
Maybe https://hackaday.io/project/170821-opentherm-interface
Nomenclature and abbreviations
OT/+
OpenTherm/plus
OT/-
OpenTherm/Lite
OSI/RM
The OSI 7-layer protocol reference model.
PWM
Pulse-width modulation
Room Unit
The device which calculates the “demand” in the system, which is communicated to the
Boiler Unit.
The use of the term room is not intended to be literally restrictive but is used for convenience.
Boiler Unit
The device which receives the “demand” from the room unit and typically is responsible for providing energy to satisfy that demand. The use of the term boiler is not intended to be literally restrictive but is used for convenience.
AL
Application Layer
DLL
Data-Link Layer
HVAC
Heating, Ventilation, Air Conditioning
PL
Physical Layer
Setback temperature
The temperature to maintan while you're away
TSP
Transparent Slave Parameter
RBP
Remote Boiler Parameter
CH
Central Heating
DHW
Domestic Hot Water
OEM
Original Equipment Manufacturer
OTC
Outside Temperature Compensation
FHB
Fault History Buffer
FAQ
Polarity of the wires
None, really.
