Follow the manufacturer’s instructions for wiring and configuring the expansion modules to ensure proper operation and compliance with safety standards. http://www.pilz.com Verify that the expanded system still meets relevant safety

Expanding an existing safety relay system with modules is often more cost-effective than replacing the entire relay or upgrading to a more complex system. Facilitates customization of the safety system

Typically, these modules are designed to be easily added to an existing setup. They often connect via a standardized interface or bus system, ensuring seamless integration with the base unit.

In the PNOZsigma product range, instantaneous contact expansion modules are used to increase the number of safety contacts available in a safety relay system. Here’s a more detailed look at