This standard defines the requirements for two-hand control devices used to prevent accidental or unintended operation of machinery. http://www.pilz.com The PNOZ X1p is a specific model designed to monitor two-hand pushbutton operations and ensure that they are pressed correctly and simultaneously before allowing machinery operation.
Choosing between Type IIIC and Type IIIA depends on the specific safety requirements of your application and the level of risk involved. For more precise details and to ensure the right choice for your application, referring to the product datasheets and consulting with Pilz’s technical support would be beneficial. Safety solutions provider since 2011, We offer Pilz.