This part of ISO 14385 specifies procedures for establishing quality assurance for Automation Metering Systems (AMS) installed in industrial facilities for the determination of greenhouse gas concentration in flue gases, waste and other flue gas parameters. This part of ISO 14385 specifies a procedure for calibrating an AMS and determining a contrast Measured values obtained by AMS, which are suitable for AMS verification afterwards Stabilizing. This part of ISO 14385 is designed to be used after AMS has been accepted in accordance with the procedures Specified in ISO 14956.