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Altherma 4 - New TCP/IP Connection in 1.0.3 does not work

bugSomething isn't workingSomething isn't working

Status: Open.

#32 In gerione/daikin-ha-ekrhh-modbus;

· StaticFluxCreator opened on Mar 21, 2026

Altherma M HW (Domestic hot water heat pump)

Status: Open.

#31 In gerione/daikin-ha-ekrhh-modbus;

· AndySchoe opened on Feb 23, 2026

Use case 4 - Modbus TCP/IP or RTU for air-to-air heat pump - No entities after update to 1.0.2

Status: Open.

#30 In gerione/daikin-ha-ekrhh-modbus;

· inunionwestand opened on Feb 13, 2026

W instead of kW for power sensors

Status: Open.

#26 In gerione/daikin-ha-ekrhh-modbus;

· nicx opened on Dec 5, 2025

There is a scaling error in the setpoint specification of the room temperature

Status: Open.

#24 In gerione/daikin-ha-ekrhh-modbus;

· wrung-spec opened on Nov 25, 2025

Only Reading Error Registers

Status: Open.

#23 In gerione/daikin-ha-ekrhh-modbus;

· jcgraef opened on Oct 25, 2025

Home Hub Modbus values in graph are fluctating (Node-Red)

Status: Open.

#12 In gerione/daikin-ha-ekrhh-modbus;

· Sandrohd75 opened on Apr 21, 2025

Calculate or view Power Usage / Heat Production

Status: Open.

#8 In gerione/daikin-ha-ekrhh-modbus;

· deThommy opened on Dec 13, 2024

Temperature can only be set in full °C

Status: Open.

#2 In gerione/daikin-ha-ekrhh-modbus;

· gerione opened on Apr 10, 2024