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Product Introduction
The Emerson KJ3004X1-EA1 Fieldbus H1 Terminal Block is an essential component in the DeltaV automation system architecture, specifically designed to interface with the Fieldbus I/O cards such as the KJ3004X1-EA1 Fieldbus Interface Module. This terminal block provides robust, reliable, and easy-to-use wiring connections for two FOUNDATION Fieldbus H1 segments.
It is engineered with precision for plug-and-play integration with DeltaV system carriers, simplifying the installation and minimizing human error during wiring. Its mechanical durability, excellent signal integrity, and safety certifications make it a suitable choice for demanding industrial environments, from refineries and power plants to high-precision pharmaceutical facilities.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model Number | KJ3004X1-EA1 |
| Product Type | Fieldbus H1 Terminal Block |
| Manufacturer | Emerson Process Management |
| Compatible Module | KJ3004X1-EA1 Fieldbus Interface Module |
| Supported Channels | 2 H1 Fieldbus Segments |
| Connection Type | Spring Clamp or Screw Terminal (varies by version) |
| Material | High-durability industrial-grade plastic |
| Color Coding | Yes (Field & system side differentiation) |
| Labeling Area | Yes (For channel identification) |
| Operating Temperature | -40°C to +70°C |
| Storage Temperature | -40°C to +85°C |
| Certifications | CE, CSA, ATEX, IECEx |
| Dimensions (L x W x H) | 100 x 60 x 30 mm |
| Weight | 0.05 kg |
Applications
The KJ3004X1-EA1 Terminal Block plays a crucial role in field wiring for industrial process automation systems. Its typical application areas include:
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Oil and Gas Facilities: Facilitates safe, efficient connection of H1 field instruments such as pressure transmitters and valve controllers.
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Petrochemical Plants: Used in hazardous areas to provide reliable wiring interfaces between control modules and field devices.
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Power Generation Units: Ensures accurate signal transmission in turbine and boiler control systems.
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Pharmaceutical Manufacturing: Helps maintain clean and organized wiring in strict validation environments.
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Chemical Processing Plants: Supports robust connectivity under corrosive or high-vibration conditions.
Its use guarantees enhanced system maintainability and reduced commissioning time.
Advantages
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System-Specific Design: Fully compatible with DeltaV hardware, ensuring effortless integration and consistent performance.
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Compact and Lightweight: Saves space in cabinets and reduces overall panel load.
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Toolless Wiring (Spring Clamp Option): Enables fast, secure, and maintenance-friendly wiring without the need for special tools.
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Robust Mechanical Construction: Built to withstand industrial stress, vibration, and temperature fluctuations.
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Simplified Troubleshooting: Each channel clearly marked and accessible for testing or maintenance.
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Certified for Hazardous Locations: ATEX and IECEx compliance ensures safety in explosive environments.
These features contribute to reduced installation costs and enhanced system reliability.
Frequently Asked Questions (FAQ)
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What is the purpose of the KJ3004X1-EA1 Terminal Block?
It provides secure, organized connection points for Fieldbus wiring between DeltaV I/O modules and field devices. -
Is this terminal block compatible with other Emerson modules?
It is specifically designed for use with the KJ3004X1-EA1 Fieldbus Interface Module within DeltaV systems. -
How many Fieldbus channels does it support?
It supports two H1 Fieldbus segments, matching the channels on the interface module. -
Can I use this terminal block in explosive environments?
Yes, it is certified for use in hazardous areas under ATEX and IECEx. -
What is the benefit of color coding on the terminal block?
It allows easy identification of signal types and sides (field vs. system), reducing wiring errors. -
What are the available connection types?
The terminal block may be available with spring-clamp or screw-type terminals depending on the version. -
How is the block mounted in the system?
It mounts directly onto the DeltaV I/O carrier or DIN rail-based mounting frame. -
Is special training needed to install the terminal block?
No special training is needed; installation is straightforward for any qualified technician. -
Can this terminal block be replaced during operation?
Yes, it is hot-swappable when the DeltaV system is designed for it. -
Is labeling available for identification?
Yes, labeling areas are provided for each terminal to help with channel tracking and maintenance.
Related Models (Same Series or Functional Class)
| Model Number | Description | Compatibility | Channels |
|---|---|---|---|
| KJ3001X1-BA1 | Single Segment Fieldbus Terminal Block | DeltaV Fieldbus H1 | 1 |
| KJ3002X1-BB1 | Dual Segment Terminal with Diagnostics | DeltaV H1 Interface Module | 2 |
| KJ3222X1-BA1 | IS Fieldbus Terminal Block | Intrinsically Safe Segment | 2 |
| KJ3204X1-BA1 | Terminal Block for Redundant H1 Modules | Redundant H1 Support | 2 |
| KJ3001X1-BE1 | Single Segment Terminal with Simplex Support | Basic Fieldbus Applications | 1 |
| KJ4001X1-CA1 | High-Density Terminal Block | Compact Installations | 4 |
Popular Models from Emerson (Different Applications)
| Model Number | Description | Function | Application Area |
|---|---|---|---|
| KJ4001X1-BE1 | DeltaV 8-Channel Digital Output Card | Digital Output | Discrete control |
| KJ2003X1-BB1 | Analog Input Card | Analog Input | Continuous process control |
| KJ3221X1-BA1 | Redundant Fieldbus Interface Module | Fieldbus Communication | High-availability systems |
| KJ4010X1-BG1 | DeltaV 24V DC System Power Supply | Power Supply | System-wide power |
| VE4002S1T2B2 | Smart SIS Logic Solver | Safety Control | Safety Instrumented Systems |
| KJ3002X1-BG2 | Fieldbus Power Conditioner | Fieldbus Segment Power | Fieldbus H1 systems |
