Codesec IM201 Addressable Supervised Single Input Module

The Codesec IM201 is an addressable supervised single input module designed to integrate external switch contacts into a fire alarm loop. Operating directly on addressable fire alarm communication loops, this module monitors third-party fire equipment such as sprinkler flow switches, pressure switches, and auxiliary alarm contacts. Its supervised input circuit continuously checks field wiring for open or short-circuit fault conditions, ensuring real-time fault reporting to the main panel. Complete with a built-in short-circuit isolator to protect overall loop integrity and an onboard LED for quick visual status diagnostics, the IM201 offers a compact and dependable monitoring solution for Codesec addressable fire alarm control systems.