A flame ignition and control system, comprising: at least one gas burner, which gas burner is connected to a gas source via flame control means and a safety valve controlled by a flame sensor consisting of a thermocouple, said safety valve having an open state, in which said gas source supplies gas to said burner, and a closed state in which gas flow is obstructed; an igniter device which consists of an ignition electrode and power supply means therefor, such that said power supply means send current pulses to said ignition electrode to generate a spark at the nozzles of said burner; said thermocouple comprising a first conductor element and a second conductor element, which first and second conductor elements are in electrically conductive contact at one detection end, thus providing a hot junction, which is obtained by joining a terminal of said first conductor element and a corresponding terminal of said second conductor element, to generate a potential difference at the two free ends of each conductor element (21, 22), thus providing a cold junction, which is a function of the temperature detected at the detection end, the free ends of each of said two conductor elements (21, 22) being connected to a corresponding transmission conductor (23, 24) for transmitting the electric signal generated by said potential difference, said electric signal being the control signal that switches from the open state to the closed state of the safety valve and vice versa, wherein at least the operation of said igniter device is controlled according to the current strength of said electric signal, wherein a coil is connected in series with one of the two transmission conductors (23, 24), the magnetic signal generated by said coil being detected by at least one sensor, which is adapted to convert said magnetic signal into an electric signal, whose current strength controls the operation of at least said igniter device, characterized in that said sensor is connected to an electronic interface, which electronic interface is connected to more than one of the components of said flame ignition and control system. at least one gas burner, which gas burner is connected to a gas source via flame control means and a safety valve controlled by a flame sensor consisting of a thermocouple, said safety valve having an open state, in which said gas source supplies gas to said burner, and a closed state in which gas flow is obstructed; an igniter device which consists of an ignition electrode and power supply means therefor, such that said power supply means send current pulses to said ignition electrode to generate a spark at the nozzles of said burner; said thermocouple comprising a first conductor element and a second conductor element, which first and second conductor elements are in electrically conductive contact at one detection end, thus providing a hot junction, which is obtained by joining a terminal of said first conductor element and a corresponding terminal of said second conductor element, to generate a potential difference at the two free ends of each conductor element (21, 22), thus providing a cold junction, which is a function of the temperature detected at the detection end, the free ends of each of said two conductor elements (21, 22) being connected to a corresponding transmission conductor (23, 24) for transmitting the electric signal generated by said potential difference, said electric signal being the control signal that switches from the open state to the closed state of the safety valve and vice versa, wherein at least the operation of said igniter device is controlled according to the current strength of said electric signal, wherein a coil is connected in series with one of the two transmission conductors (23, 24), the magnetic signal generated by said coil being detected by at least one sensor, which is adapted to convert said magnetic signal into an electric signal, whose current strength controls the operation of at least said igniter device, characterized in that said sensor is connected to an electronic interface, which electronic interface is connected to more than one of the components of said flame ignition and control system.