Gas valve for a heating system

Abstract

A heating system including a gas burner configured to burn gas to produce heat. The gas burner includes a gas inlet and a gas burner controller. A gas valve is arranged to regulate the flow of gas to the gas inlet of the gas burner. The system includes power lines. The gas valve is connected to the gas burner controller via one or more of the power lines. A gas valve control unit is operatively connected to the gas valve. The gas valve control unit includes stored parameter data of the gas valve. The gas burner controller transmits an enquiry signal to the gas valve control unit. The gas valve control unit is operative to transmit the parameter data to the gas burner controller in response to receipt of the enquiry signal. The enquiry signal and the parameter data are transmitted via the one or more power lines.

Dependencies are inferred from the claim text.