The Schneider XPSUDN33AC is a versatile safety module designed for the Harmony Safety Automation range, offering robust monitoring capabilities for emergency stop functions, guard monitoring, and light curtain applications. This module is engineered to achieve high safety levels, reaching up to PL e/category 4 and SIL 3, ensuring reliable performance in demanding industrial environments. It supports a wide range of input types, including antivalent contacts, PNP sensors, and magnetic switches, making it suitable for various safety applications. The XPSUDN33AC operates on a flexible voltage range of 48-240 V AC/DC, providing adaptability for different power systems. Its compact design allows for easy integration into existing setups, with removable spring terminal blocks facilitating straightforward installation and maintenance. The module's advanced features include multiple safety outputs and configurable pulsed outputs for diagnostics, enhancing its functionality and reliability in safeguarding machinery and personnel.