2026-05-06 BY
IN Company News , DCS module , Industry trends , PCL module
EMERSON KJ3242X1-BK1 12P4711X042
Part No.: KJ3242X1-BK1
P/N: 12P4711X042
Manufacturer: EMERSON Process Management
System: DeltaV S-Series
Type: FOUNDATION Fieldbus H1 Interface Card
Channels: 2× Fieldbus H1 Segments
1. General Description
The EMERSON KJ3242X1-BK1 (12P4711X042) is a **FOUNDATION Fieldbus H1** interface module for the Emerson DeltaV DCS. It provides two isolated Fieldbus H1 segments, connecting up to 32 field devices (16 per segment) directly to the control system. Designed for process automation, it supports high-speed communication, bus powering, and advanced device diagnostics.
2. Key Specifications
• Segments: 2× Isolated Fieldbus H1
• Devices/Segment: Up to 16 FOUNDATION Fieldbus devices
• Communication: FOUNDATION Fieldbus H1, 31.25 kbps
• Bus Power: Integrated power conditioners (32 VDC)
• Bus Power: 12 mA per port (typical)
• Local Bus: 12 VDC, 150–300 mA
• Isolation: Channel-to-channel galvanic isolation
• Temp Range: -40°C to +70°C
• Humidity: 5–95% non-condensing
• Protection: IP20, G3 corrosive gas resistant
3. Core Features
• Dual isolated FOUNDATION Fieldbus H1 interfaces
• Built-in bus power and signal conditioning
• Hot-swappable for online replacement
• Full bus redundancy support
• Advanced device diagnostics & status monitoring
• Plug-and-play in DeltaV S-Series I/O carriers
• Surge, ESD & short-circuit protection
4. Typical Applications
• DeltaV DCS Fieldbus device integration
• Oil & gas, refining, chemical process control
• Power generation & water treatment
• Multi-variable transmitters & valve controllers
• High-speed digital field device networks
EMERSON © DeltaV S-Series Fieldbus H1 Interface Card