The Foxboro CM400YJ is a 120 Vac AC Input Module designed for the Fieldbus Module 08 (FBM08) hardware subset of the Foxboro I/A Series Distributed Control System (DCS). It is widely used across heavy process automation industries to feed critical, high-voltage field signals back into the primary control network.
Hardware Profile
- Module Type: Fieldbus Module (FBM) Discrete/Digital AC Input.
- Voltage Rating: 120 Vac.
- System Lifecycle Status: Legacy / End-of-Life (EOL).
- Successor Hardware: Direct replacements or modernized implementations usually transition to the DM400YJ module variant.