Feature & Principle

Hot-swappable field I/O module for Foxboro I/A Series DCS. It collects isolated 4-20mA analog signals from field transmitters, supports HART protocol communication for instrument online calibration, built-in channel isolation and fault detection, suitable for continuous process monitoring and control.

Specifications

Model: 7400122-080Brand: Foxboro / SchneiderSeries: I/A Series FBM207BChannels: 8 AISignal: 4-20mA, HARTIsolation: Channel-group isolationAux Power: 24V DCHot Swap: SupportedMounting: Backplane slotCertification: CE, ATEX

Components & Diagnostics

Signal conditioning board, A/D conversion chip, HART demodulation circuit, status LED, field terminal and backplane bus connector. Common faults: loop signal loss, HART communication intermittent, channel drift, overvoltage damage.

Product Brief

7400122-080 module, Foxboro FBM207B series spare widely used for petrochemical, power plant and water treatment I/A DCS analog signal acquisition cabinet.