The PNOZsigma contact expansion module you’re describing is used in safety applications where multiple outputs are required, including standard and safety-related outputs. It operates on a 24 V DC supply and features plug-in spring-loaded terminals for convenient installation. This setup is typically used to enhance safety in industrial automation and control systems by integrating with other safety-related components.
The module is designed to expand the capability of safety-related control systems, likely by providing additional safety outputs or features. http://www.pilz.com These terminals allow for easy and secure connection of wires to the module. This refers to the physical width of the module, which is relatively narrow (22.5 mm), making it suitable for compact installations. Safety soluyions provider since 2011, We offer Pilz.