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This European Standard specifies the safety, constructional and performance requirements for multifunctional controls for gas burners and gas appliances, hereafter referred to as multifunctional controls. It also gives the test procedures for evaluating these requirements and information necessary to the purchaser and the user. It applies to multifunctional controls of nominal inlet connection size up to and including DN 150 with a declared maximum working pressure up to and including 500 mbar for use on burners or in appliances for use with one or more fuel gases of the 1st, 2nd or 3rd families. This European Standard covers type testing only It applies to multifunctional controls with two or more of the following functions, one of which is a shut-off function. These additional functions may be: - manually operated tap - flame supervision device - governor - flow rate adjuster - water-operated gas valve - mechanical thermostat - gas pressure sensing device - gas/air ratio control Multifunctional controls complying with this standard may also include additional features (e. g. igniters, timers).