Emerson KJ3241X1-BK1 DeltaV S-Series Serial Interface Card

Emerson KJ3241X1-BK1 is a serial communication interface card belonging to DeltaV S-Series distributed control system. It serves as the serial communication gateway, realizing bidirectional data exchange between DeltaV controllers and external serial intelligent field devices.

This module provides two independent serial ports supporting RS232, RS422 and RS485 standards, supporting baud rate up to 115.2 kbps. It adopts hot-swap design and meets hazardous area certification requirements, widely used as spare part for petrochemical and power plant DCS cabinet renovation projects.

Main Specifications

• Brand: Emerson
• Model: KJ3241X1-BK1
• Product Type: S-Series Serial Interface Card
• Serial Ports: 2 isolated communication ports
• Supported Standards: RS232, RS422, RS485
• Max Baud Rate: 115.2 kbps
• Backplane Power: 12 VDC, 300 mA
• Certification: Class I Div.2, IECEx, ATEX Zone 2
• Hot Swap: Support on-line module replacement
• Operating Temperature Range: -40°C ~ +70°C

Core Functions

• Establish stable serial communication links between DeltaV DCS and third-party automation equipment
• Collect operating data and transmit control commands for serial instruments, drives and RTU units
• Isolated communication ports effectively suppress electromagnetic interference in industrial cabinet environment
• Two independent channels can connect different devices simultaneously without mutual signal crosstalk
• Supports flexible communication protocol configuration via DeltaV engineering workstation software
• Built-in hardware diagnostic function to monitor communication status and report link faults timely
• Single-slot modular design enables convenient hot swap without shutting down the whole control rack
• Adapt to ISA G3 industrial pollution grade, suitable for long-term continuous field operation
• Compatible with all standard DeltaV S-series controller backplane systems
• Realize seamless integration of legacy serial equipment into modern DeltaV distributed control system

Application Scenarios

• Petrochemical plant DeltaV distributed control system main control cabinet
• Thermal power plant auxiliary control system and waste incineration plant DCS projects
• Oil & gas pipeline station, refinery process monitoring and automatic control cabinets
• Chemical fertilizer, pharmaceutical factory continuous production process control system
• Water treatment plant, cement factory intelligent production monitoring DCS equipment
• Offshore platform process control system serial equipment communication supporting projects
• Old factory automation system upgrade, serial interface expansion and renovation projects
• DeltaV S-series rack reconstruction, communication module replacement and spare parts backup projects
• Emerson DeltaV system spare parts inventory and equipment maintenance supporting projects