Emerson 12P2843X022 DeviceNet Communication Module

Technical Specifications

Model：12P2843X022（Alias:KJ3244X1‑BA1）

Brand：Emerson

Product Type：DeviceNet Fieldbus Communication Module

Applicable System：Emerson DeltaV DCS system, petrochemical and thermal power plant control cabinet

Supply Voltage：12VDC LocalBus power

Interface：DeltaV rack backplane connector, DeviceNet fieldbus port, compliant with DeviceNet protocol standard

Common Revision：Multiple hardware revisions available

Status Indicator：On‑board LED for power supply, bus communication status and fault diagnostic status

Built‑in Function：DeviceNet bus protocol processing, data exchange with DeviceNet slave devices, bus fault detection, module self‑diagnosis, support hot‑swap, data interaction with DeltaV main controller

Working Temperature：0℃ ~ +60℃

Storage Temperature：‑20℃ ~ +70℃

Protection Class：IP20

Mounting：DeltaV rack slot‑in hot‑swappable installation

Weight：0.42kg

Product Brief:

12P2843X022, alias KJ3244X1‑BA1, is legacy DeviceNet fieldbus communication module for Emerson DeltaV DCS system. It serves as the interface gateway between DeltaV DCS system and DeviceNet‑compliant slave field devices, realizing bidirectional transmission of process data and control commands. It can connect frequency converters, motor starters and other DeviceNet field equipment. It supports hot‑swap function, realizing online replacement without rack shutdown. On‑board LED gives visual feedback of power, bus communication and fault conditions. This is EOL discontinued spare part,widely used for maintenance and renovation of petrochemical and thermal power plant DeltaV DCS equipment. Please confirm hardware revision and rack compatibility before purchase. Strict ESD anti‑static protection shall be followed during installation and replacement.