Heat pump control that learns from every installation
A touchscreen tablet runs the whole installation: heat pump, variable-speed compressor, zones, tanks, domestic hot water, swimming pool, back-up heating and solar energy. Its on-board artificial intelligence learns every night how the house really behaves, to fine-tune the control.
See everything at a glance, adjust everything at a touch
The home screen shows the state of each function in real time: measured temperature, setpoint, function running (animated green border), alarm (red), function disabled (grey).
- Heating and cooling zones: heating and cooling room by room or floor by floor, with room sensor and heating curve.
- Hot and cold tanks, domestic hot water, swimming pool: each with its own setpoints, schedule and priorities.
- Support: back-up heating (electric heater, boiler) that only comes in when the heat pump can no longer cope.
- Priorities: the order in which demands are served is set with a single gesture, with groups of equal priority.
- Quiet mode: a dedicated schedule to limit fan noise at night.


The right temperature, at the right time
Each function has its own half-hourly schedule and heating curve. The outdoor temperature comes from a sensor or from an Internet weather service, each one backing up the other.
- Half-hourly schedules, day by day, with quick copy and a default value.
- Heating curves that are easy to set: two points, minimum and maximum limits, a clear graph.
- Curve suggested by the AI: the tablet learns the curve that really suits each zone and suggests it.
- Simple to use for the owner: on/off, setpoints and schedules, with no code. Everything else is protected.


Just the right output, no more, no less
synapsus drives the compressor inverter directly. The speed follows the actual demand instead of cycling on and off at full power.
- Condensing mode: the heat pump rises gently towards its maximum temperature to run long, steady cycles, which are better for the compressor.
- Setpoint mode: the heat pump reaches the setpoint within a reasonable time, then slows down to hold it without overshooting.
- Limits respected at all times: maximum heat output, maximum electrical current, condensing temperature.
- Electronic expansion valve control: superheat held at its setpoint, gains learned for each operating condition.
- Safe commissioning: the inverter parameters are checked at every start-up, and its alarms are logged in plain language.


An installation monitored continuously
Every second, the tablet polls its modules and the heat pump. Any deviation is confirmed, logged and handled according to its severity.
Alarm log
Start and end of each fault, time-stamped. The heat pump is stopped or locked out depending on severity, with an adjustable number of retries.
Communication
A module that stops responding is reported immediately. The port is reopened automatically and the heat pump is put into a safe state.
Energy
Electricity consumed and energy produced, per day and per month, for the heat pump and the functions, with up to 10 meters of each type.
Refrigerant circuit
Pressures, temperatures, superheat, subcooling, speeds and COP on a clear synoptic diagram.

Simple for the occupant, complete for the professional
Four access levels protect the settings. The occupant sees only what concerns them; the installer and the manufacturer reach their parameters with a code.
Every screen has its own built-in help page, in the tablet's language, and an assistant answers questions asked in everyday words.
| Level | What it allows |
|---|---|
| Owner | Switching functions on and off, setpoints, schedules. No code. |
| Installer | Commissioning: sensors, outputs, curves, priorities, heat pump settings. |
| Manufacturer | Machine settings: compressor, fan, output, manufacturer parameters. |
| Super | synapsus support: fine-tuning of alarms and advanced troubleshooting. |
What makes the difference
Solar energy
Solar thermal heats first, and surplus photovoltaic power is stored as heat instead of being sold back at a loss.
Find out more →Artificial intelligence
Heating curves, hot water, expansion valve, compressor speed: the tablet learns your installation every night.
Find out more →Remote access
synapsus connect: monitor and adjust the installation from a simple website, without opening anything at the customer's premises.
Find out more →Control designed for today's heat pumps
Variable speed, multi-function, solar energy, and an artificial intelligence that improves with every installation. Let's talk about your project.
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