Rockwell Automation 440R-W23221 MSR330P

The Allen Bradley 440R-W23221 MSR330P is a programmable safety relay designed for monitoring safety functions in industrial machine controls. It supports the configuration of safety circuit logic and feedback circuit monitoring. The module features a 24VAC/DC operating voltage, two digital inputs for external devices such as light curtains or emergency stop buttons, and three potential-free relay output channels (3A at 24VDC). An integrated RS-232 interface allows for parameterization. Ideal for safeguarding machines with complex safety requirements, such as presses, punching machines, and packaging systems. Enables compliance with machine directives and standards such as EN 954-1 and ISO 13849-1. Request spare parts.