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Vaillant Arotherm Owners Thread
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1146
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50346
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17 September 2026
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Arotherm+ V2 added back into HPM from database
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10
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353
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15 September 2026
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Per-system heat feed provenance (register vs computed) and metering_boundary_code derivation — for an open analysis of measured vs declared performance
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7
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169
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18 August 2026
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Room thermostat target value and flow target value logged simultaneously
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1
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72
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13 August 2026
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Vaillant inbuilt monitoring vs MID meters
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207
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8502
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1 July 2026
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Passivhaus performance validation; Default columns in "Heatpump + Fabric" view
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1
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78
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17 April 2026
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How to publish data into heatpumpmonitor.org
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6
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173
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10 February 2026
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Monitor smart grid / PV diversion triggering ASHP
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6
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137
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20 January 2026
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"No data available" showing over graph in emoncms
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2
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66
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12 January 2026
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Heat pump graphs auto scaling and spikes?
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2
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50
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7 January 2026
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Two COP values?
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6
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134
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16 December 2025
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Heat pump startups vs. ambient temp graph/analysis - does this tool exist?
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2
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87
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13 December 2025
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Improving heat pump efficiency : circulation pump on Mitsubishi Ecodan
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29
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4304
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27 November 2023
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Heatpumpmonitor.org: Includes indoor temperature sensing
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3
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138
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24 November 2025
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🥳 New features on HeatPumpMonitor.org Nov25: System photos + more
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6
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277
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15 November 2025
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Fluctuating flow and heat output
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17
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494
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7 November 2025
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Trying to understand Start/Stop conditions of my (vallaint) heat pump
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0
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98
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29 October 2025
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USB-attached EmonTX5s lose connectivity with EmonCMS/EmonHP
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10
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189
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17 October 2025
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Heat Meter Location
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24
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603
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27 September 2025
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MIssing data on Heatpumpmonitor.org
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5
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132
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28 August 2025
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SSH to a new emonpi2 (Heatpump level 3) / Heat meter not detected
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3
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117
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27 August 2025
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Import local heatpump data to emoncms.org/heatpumpmonitor.org
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1
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57
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1 July 2025
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I messed up my heat pump settings. Willing to pay someone to guide me through
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8
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336
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15 May 2025
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Performance of 9kW Daikin
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212
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7615
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18 April 2025
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Lack of data on heatpumpmonitor site
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4
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93
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27 March 2025
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Octopus Cosy 9 Vs 9kW Daikin Vs boiler
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26
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4947
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24 March 2025
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Advanced Filtering on heatpumpmonitor.org
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3
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140
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6 March 2025
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Connecting emonTH to emonHP (emonpi 2 - rasp4)
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7
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120
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5 March 2025
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No readings on Emoncms; 'Error' on EmonPi2 HeatpumpMonitor
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2
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51
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28 January 2025
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Pushing for COP 5 on Daikin EDLA08E2V3
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39
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3562
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27 January 2025
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