The International Electrotechnical Commission (IEC) has released IEC 62745:2017 . This standard includes Safety of machinery – Requirements for cableless control systems of machinery and is now available on the IEC webstore.
Description: “IEC 62745:2017 specifies requirements for the functionality and interfacing of cableless (for example, radio, infra-red) control systems that provide communication between operator control station(s) and the control system of a machine. Specific requirements are included for such operator control stations that are portable by the operator.”
*Description from the IEC Website.