Hi, Just received a Netatmo wireless thermostat and relay. My old controller is the Rematic RF. So now I need to wire in gone new controller, but I’m having trouble matching the four cables to the PCB. Please can someone set me straight on this? Thermostat terminals and cable colours - black and grey to go to any of the ones below: Ls/la Ta COM /NO Power supply terminals - blue and brown to go to any of the ones below: P/N L/N Thanks!