BS EN 12067-2:2022 PDF

Scope: This document specifies the safety, design, construction and performance requirements, and testing for electronic fuel/air ratio control systems (ERC), electronic fuel/air ratio supervision systems (ERS) and electronic fuel/air ratio trim systems (ERT) intended for use with burners and appliances burning gaseous or liquid fuels. It also describes the procedures for evaluating these requirements and specifies information necessary for installation and use. This document is applicable to: — closed loop fuel/air ratio control systems, see 3.101; — fuel/air ratio supervision systems, see 3.102; — closed loop fuel/air ratio trim systems, see 3.103; and does not differentiate into classification by heat input. The documents for burners, appliances or processes which use ERC, ERS or ERT can override the requirements of this document.

BS EN 12067-2:2022 history

1970 BS EN 12067-2:2022 Safety and control devices for burners and appliances burning gaseous or liquid fuels — Control functions in electronic systems Part 2 : Fuel / air ratio control / supervision of the electronic type
2004 BS EN 12067-2:2004 Gas/air ratio controls for gas burners and gas burning appliances - Electronic types