| INDEX | NAME | DIRECTION | REGISTER | COUNT | FUNCTION | TYP | CONVERTION | ENUMS | UNIT |
|---|---|---|---|---|---|---|---|---|---|
| 0 | outdoor_temperature | READ | 10 | 1 | fc4 | int16 | x/10 | °C | |
| 1 | servicewater_temperature | READ | 11 | 1 | fc4 | int16 | x/10 | °C | |
| 2 | supply_temperature | READ | 12 | 1 | fc4 | int16 | x/10 | °C | |
| 3 | return_temperature | READ | 13 | 1 | fc4 | int16 | x/10 | °C | |
| 4 | buffer_temperature | READ | 14 | 1 | fc4 | int16 | x/10 | °C | |
| 5 | EQ_entry | READ | 15 | 1 | fc4 | int16 | x/10 | °C | |
| 6 | EQ_outlet | READ | 16 | 1 | fc4 | int16 | x/10 | °C | |
| 7 | suctiongas_temperature | READ | 17 | 1 | fc4 | int16 | x/10 | °C | |
| 8 | evaporation_temperature | READ | 18 | 1 | fc4 | int16 | x/10 | °C | |
| 9 | condensation_temperature | READ | 19 | 1 | fc4 | int16 | x/10 | °C | |
| 10 | gas_temperature | READ | 20 | 1 | fc4 | int16 | x/10 | °C | |
| 11 | low_pressure | READ | 21 | 1 | fc4 | int16 | x/10 | bar | |
| 12 | high_pressure | READ | 22 | 1 | fc4 | int16 | x/10 | bar | |
| 13 | heating_circuit_pump_state | READ | 23 | 1 | fc4 | int16 | 0/1 | 1=active | |
| 14 | buffer_charging_pump_state | READ | 24 | 1 | fc4 | int16 | 0/1 | 1=active | |
| 15 | heatpump_state | READ | 25 | 1 | fc4 | int16 | 0/1 | 1=active | |
| 16 | error_state | READ | 26 | 1 | fc4 | int16 | 0/1 | 1=active | |
| 17 | four-way_valve | READ | 27 | 1 | fc4 | int16 | 0/1 | 1=defrosting | |
| 18 | flow_rate | READ | 28 | 1 | fc4 | int16 | x/10 | l/min | |
| 19 | compressor_speed | READ | 29 | 1 | fc4 | int16 | ‰ | ||
| 20 | coefficient_of_performance | READ | 30 | 1 | fc4 | int16 | x/10 | ||
| 21 | freshwater_temperature | READ | 31 | 1 | fc4 | int16 | x/10 | °C | |
| 22 | EVU_Enable | READ | 32 | 1 | fc4 | int16 | 0/1 | 1=enabled | |
| 23 | return_setpoint_temperature | READ | 34 | 1 | fc4 | int16 | x/10 | °C | |
| 24 | MKR1_supply_setpoint_temp | READ | 35 | 1 | fc4 | int16 | x/10 | °C | |
| 25 | MKR2_supply_setpoint_temp | READ | 36 | 1 | fc4 | int16 | x/10 | °C | |
| 26 | total_electric_energy | READ | 68 | 2 | fc4 | ui32 | kW/h | ||
| 27 | electric_power | READ | 70 | 2 | fc4 | ui32 | x/1000 | kW | |
| 28 | total_thermal_energy | READ | 72 | 2 | fc4 | ui32 | kW/h | ||
| 29 | thermal_power | READ | 74 | 2 | fc4 | ui32 | x/10 | kW | |
| 30 | operating_mode | WRITE | 100 | 1 | fc3/fc16 | ui16 | 0=off, 1=auto, 2=cool, 3=summer, 4=continious operation, 5=lowering mode, 6=vacation, 7=party | ||
| 31 | room_setpoint_temperature | WRITE | 101 | 1 | fc3/fc16 | int16 | x/10 | °C | |
| 32 | return_stepoint_temperature | WRITE | 102 | 1 | fc3/fc16 | int16 | x/10 | °C | |
| 33 | return_stepoint_temperature_state | WRITE | 103 | 1 | fc3/fc16 | ui16 | 0/1 | 1=active | |
| 34 | return_temperature_cooling_min | WRITE | 104 | 1 | fc3/fc16 | int16 | x/10 | °C | |
| 35 | WW_temp_normal | WRITE | 105 | 1 | fc3/fc16 | int16 | x/10 | °C | |
| 36 | WW_temp_min | WRITE | 106 | 1 | fc3/fc16 | int16 | x/10 | °C | |
| 37 | MKR1_mode | WRITE | 107 | 1 | fc3/fc16 | ui16 | 0=off, 1=auto, 2=cool, 3=summer, 4=continious operation, 5=lowering mode, 6=vacation, 7=party | ||
| 38 | MKR1_room_setpoint_temp | WRITE | 108 | 1 | fc3/fc16 | int16 | x/10 | °C | |
| 39 | MKR1_temp_setpoint | WRITE | 109 | 1 | fc3/fc16 | int16 | x/10 | °C | |
| 40 | MKR1_temp_setpoint_state | WRITE | 110 | 1 | fc3/fc16 | ui16 | 0/1 | 1=active | |
| 41 | MKR1_cooling_supply_temp_min | WRITE | 111 | 1 | fc3/fc16 | int16 | x/10 | °C | |
| 42 | MKR2_mode | WRITE | 112 | 1 | fc3/fc16 | ui16 | 0=off, 1=auto, 2=cool, 3=summer, 4=continious operation, 5=lowering mode, 6=vacation, 7=party | ||
| 43 | MKR2_room_setpoint_temp | WRITE | 113 | 1 | fc3/fc16 | int16 | x/10 | °C | |
| 44 | MKR2_temp_setpoint | WRITE | 114 | 1 | fc3/fc16 | int16 | x/10 | °C | |
| 45 | MKR2_temp_setpoint_state | WRITE | 115 | 1 | fc3/fc16 | ui16 | 0/1 | 1=active | |
| 46 | MKR2_cooling_supply_temp_min | WRITE | 116 | 1 | fc3/fc16 | int16 | x/10 | °C | |
| 47 | demanded_electric_power | WRITE | 125 | 1 | fc3/fc16 | ui16 | x/1000 | kW | |
| 48 | outdoor_temperature | WRITE | 129 | 1 | fc3/fc16 | int16 | x/10 | °C | |
| 49 | outdoor_temperature_state | WRITE | 130 | 1 | fc3/fc16 | ui16 | 0/1 | 1=active | |
| 50 | buffer_temperature | WRITE | 131 | 1 | fc3/fc16 | int16 | x/10 | °C | |
| 51 | buffer_temperature_state | WRITE | 132 | 1 | fc3/fc16 | ui16 | 0/1 | 1=active | |
| 52 | servicewater_temperature | WRITE | 133 | 1 | fc3/fc16 | int16 | x/10 | °C | |
| 53 | servicewater_temperature_state | WRITE | 134 | 1 | fc3/fc16 | ui16 | 0/1 | 1=active |