Technical Specifications

Model：1185C56‑AH01

Brand：Emerson

Product Type：Rack Processing Control Module

Applicable System：Emerson MD Plus series control rack, power plant thermal control cabinet

Supply Voltage：5V / ±12VDC powered by rack backplane bus

Interface：Backplane bus edge connector, multi‑pin signal terminal, internal flat‑cable interconnection port

Common Revision：Multiple hardware revisions available

Status Indicator：On‑board LED indicators for power supply, running status and fault diagnosis

Built‑in Function：Control logic processing, real‑time data calculation, module data interaction, channel status monitoring, fault self‑diagnosis and alarm feedback

Working Temperature：0℃ ~ +60℃

Storage Temperature：‑20℃ ~ +70℃

Protection Class：IP20

Mounting：Card‑cage slot‑in installation

Weight：0.67kg

Product Brief:

1185C56‑AH01 is legacy plug‑in control module of Emerson MD Plus DCS rack system. It undertakes real‑time logic calculation and data processing tasks inside the rack, completes data interaction between main control unit and each I/O module, monitors channel operating status in real time. On‑board LED provides visual feedback of power, running and fault conditions. This is EOL discontinued spare part,widely used for maintenance and renovation of legacy power plant thermal control DCS equipment. Please confirm hardware revision, backplane matching and firmware version before purchase. Strict ESD anti‑static protection shall be followed during installation and replacement.