These modules add additional instantaneous (normally open) contacts to a base unit, allowing for greater flexibility in your safety circuit configurations. Instantaneous contacts close immediately when the relay is activated. This is useful for applications requiring quick and reliable switching. Safety solutions provider since 2011, We offer Pilz.
The expansion modules are designed to be easily added to existing PNOZsigma base units, enabling you to scale up the number of contacts without replacing the entire system. http://www.pilz.com Typically, these modules connect directly to the base unit via standard interfaces or bus systems, making integration straightforward.