The Rockwell AB Safety Relay model 440R-GL2S2 is a compact, versatile safety relay used for machine guarding and safety circuit applications. It provides multiple safety functions and features, including monitoring of emergency stop circuits, safety interlocks, and other safety devices.

The 440R-GL2S2P safety relay has two normally open (NO) safety contacts and two normally closed (NC) safety contacts. It is designed to be used in combination with safety devices such as emergency stop buttons, safety interlock switches, and light curtains. The relay monitors the status of these devices and ensures the safe operation of machinery and equipment.

With its compact footprint and easy-to-wire terminals, the 440R-GL2S2P safety relay offers convenient installation and integration into safety control systems. It is commonly used in various industrial applications to achieve efficient and reliable safety monitoring and control.