Feature & PrincipleRedundant hot-swappable FBM module for Foxboro I/A DCS system. It realizes transparent transmission of 4-20mA analog signal and HART digital signal, supports online calibration of HART instruments, isolates field hazardous loop and controller backplane.

SpecificationsModel: 7400157-180Brand: Foxboro / SchneiderSeries: I/A Series FBM218Signal: 4-20mA + HARTPower: 24V DCRedundancy: Hot standbyMounting: Backplane slot hot swapCertification: CE, ATEX

Components & DiagnosticsHART communication chip, signal isolation circuit, status LED, field loop terminal and backplane bus connector. Common faults: HART communication interruption, signal drift, loop break alarm, module parameter loss.

Product Brief7400157-180 module, Foxboro I/A series HART fieldbus spare widely used for petrochemical, power plant pressure and temperature transmitter signal acquisition cabinet.