The 440R-N23130 model is a safety relay from Allen Bradley that falls under the Guardmaster Safety Relays series. Designed to enhance safety in industrial environments, this relay features both automatic and manual reset capabilities. It operates efficiently on a rated voltage of 230 V AC, making it suitable for various installations.

This safety relay provides three normally open (N.O.) safety outputs alongside an auxiliary output, configured as one normally closed (N.C.). For installation convenience, the relay is fitted with removable terminals, facilitating easier wiring and maintenance. Input contacts are designed to accommodate various devices, including light curtains and feature configurations of 1 N.C. and 2 N.C. contacts, ensuring flexibility in its applications.

In terms of environmental performance, this relay functions within a temperature range of 0 °C to 40 °C and can be used at altitudes of up to 1000 MSL. Its construction allows it to store in conditions where humidity does not exceed 80%, maintaining operability and reliability. This design provides the necessary robustness for safety applications where system integrity is paramount.