



Introduction
The Emerson KJ3001X1-BH1 + KJ3001X1-BK1 Input/Output Module configuration is designed to bridge control system logic with real-world industrial actuation. By combining output switching capabilities with interface support, it enables efficient and reliable control of field devices.
This modular pairing reflects a common engineering approach in DeltaV systems—integrating complementary modules to achieve scalable, maintainable, and high-performance I/O architectures.
Technical Specifications
| Parameter | Details |
|---|
| Model | KJ3001X1-BH1 + KJ3001X1-BK1 |
| Module Type | Input/Output Module Combination |
| Output Type | Discrete (Digital Output) |
| Channels | 8 outputs (BH1) |
| Voltage Rating | 120 / 230 VAC |
| Current Rating | ~1 A per channel (typical) |
| Interface Function | Auxiliary / Interface (BK1) |
| System Platform | Emerson DeltaV DCS |
| Operating Temperature | 0°C to 60°C |
| Dimensions (H×W×D) | 107 × 41 × 105 mm |
| Weight | 0.181 kg (0.40 lb) |
System-Level Applications
The Emerson KJ3001X1-BH1 + KJ3001X1-BK1 Input/Output Module combination represents a hybrid I/O solution within Emerson DeltaV distributed control systems, typically used in industrial environments such as oil & gas, petrochemical plants, and power generation facilities.
In practical deployments, this pairing integrates discrete output functionality (BH1) with complementary interface or supporting circuitry (BK1), forming a flexible I/O solution capable of both driving field devices and supporting signal conditioning or redundancy-related tasks. The BH1 module handles high-voltage discrete outputs (e.g., 120/230 VAC), while the BK1 module provides additional electrical or interface functionality depending on system architecture.
This combination is often used in applications where field actuation and signal interface need to be closely integrated, reducing wiring complexity and improving cabinet-level organization.