Allen Bradley 440R-M23090


The Allen Bradley 440R-M23090 is a versatile safety relay designed for reliable machine safety monitoring. This model, known as the MSR138.1DP, operates at 115VAC and supports both automatic and manual monitoring modes. It features a compact 45mm housing, making it suitable for various control panel layouts. The relay offers adjustable time delays ranging from 1.5 to 30 seconds, allowing tailored response times for safety functions. It includes multiple input and output configurations: one normally closed input, one LC input, two safety outputs, two normally open relay delay outputs, and one normally closed relay delay output. Rated for Category 4 safety applications, this safety relay helps maintain high levels of protection in industrial environments. Distributed by BSP Automation, the 440R-M23090 is a dependable choice for integrating safety controls in automation systems.
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