• Emerson KJ4003X1-BF1 DeltaV VerticalPLUS I/O Carrier Extender (Left)
  • Emerson KJ4003X1-BF1 DeltaV VerticalPLUS I/O Carrier Extender (Left)
  • Emerson KJ4003X1-BF1 DeltaV VerticalPLUS I/O Carrier Extender (Left)
  • Emerson KJ4003X1-BF1 DeltaV VerticalPLUS I/O Carrier Extender (Left)
Product Overview The Emerson KJ4003X1-BF1 DeltaV VerticalPLUS I/O Carrier Extender (Left) is a hardware expansion component used within the Emerson DeltaV control system for extending the installation c……
Emerson KJ4003X1-BF1 DeltaV VerticalPLUS I/O Carrier Extender (Left)
  • Emerson
  • KJ4003X1-BF1
  • VerticalPLUS I/O Carrier Extender
  • USA
  • 105 × 20 × 96 mm
  • 0.263 kg
  • Xiamen, China
  • New & In Stock
  • T/T, PayPal, Western Union
  • 1 Year
  • 1-3 Working Days
  • DHL, UPS, TNT, FedEx and EMS.
  • 24-Hour Service
  • COO
  • 15

Our advantage

Emerson KJ4003X1-BF1 DeltaV VerticalPLUS I/O Carrier Extender (Left)

Global Logistics

We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.

Emerson KJ4003X1-BF1 DeltaV VerticalPLUS I/O Carrier Extender (Left)

Brand new and original

Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.

Emerson KJ4003X1-BF1 DeltaV VerticalPLUS I/O Carrier Extender (Left)

24-hour service

We provide 7*24 hours service to our customers. We will be there whenever you need us.

Emerson KJ4003X1-BF1 DeltaV VerticalPLUS I/O Carrier Extender (Left)

Price advantage

All our products are priced very favorably because we have our own warehouse and supply.


Company Information
E-mail [email protected]
Mobile +8615980777398
Whatsapp +8615980777398
WeChat 15980777398

Product Overview

The Emerson KJ4003X1-BF1 DeltaV VerticalPLUS I/O Carrier Extender (Left) is a hardware expansion component used within the Emerson DeltaV control system for extending the installation capability of I/O carriers in a modular automation architecture.

Unlike DeltaV controller or I/O modules that perform control logic execution or field signal processing, the KJ4003X1-BF1 functions as a system hardware extension component. Its primary role is to support the physical expansion and connection arrangement of DeltaV I/O carrier assemblies.

The extender is used with compatible DeltaV VerticalPLUS carrier configurations, allowing engineers to optimize cabinet layouts and maintain organized module installation structures. It is particularly useful in large control systems where additional I/O capacity, cabinet space utilization, and hardware organization are important considerations.

For maintenance and replacement projects, the correct carrier position, left-side installation location, and associated hardware configuration should be confirmed before replacing the extender.


Technical Specifications

Parameter Specification
Manufacturer Emerson
Model KJ4003X1-BF1
Product Family DeltaV
Product Type VerticalPLUS I/O Carrier Extender (Left)
Primary Function I/O Carrier Expansion
System Role Hardware Interconnection / Carrier Extension
Application Industrial Automation Control Systems
Installation DeltaV VerticalPLUS Carrier Assembly
Dimensions 105 × 20 × 96 mm
Weight 0.263 kg

Product Features

The Emerson KJ4003X1-BF1 provides hardware expansion support for DeltaV VerticalPLUS I/O carrier installations.

Key characteristics include:

  • Emerson DeltaV VerticalPLUS I/O Carrier Extender
  • Model KJ4003X1-BF1
  • Left-side carrier extension component
  • Supports DeltaV modular hardware expansion
  • Used with compatible I/O carrier assemblies
  • Helps maintain organized cabinet installation layouts
  • Supports flexible system configuration
  • Suitable for DeltaV control system expansion projects
  • Used in maintenance and replacement applications
  • Provides mechanical and electrical connection support within the carrier structure

The extender should be installed according to the specific DeltaV carrier arrangement and system configuration requirements.


Working Principle

The KJ4003X1-BF1 operates as an extension component within the DeltaV I/O carrier structure.

A simplified hardware relationship can be represented as:

DeltaV I/O Carrier → KJ4003X1-BF1 Extender → Extended Carrier Structure → Additional I/O Installation

The extender does not execute control programs or process field signals. Instead, it provides the required physical extension and connection arrangement between compatible carrier sections.

During system expansion, the component allows additional I/O hardware to be arranged within the control cabinet while maintaining the modular structure of the DeltaV platform.


Role in DeltaV Control Architecture

The KJ4003X1-BF1 belongs to the hardware infrastructure layer of a DeltaV automation system.

A typical architecture can be represented as:

Controller Layer → I/O Interface Layer → Carrier Structure → Field Devices

System Layer Typical Function
DeltaV Controller Executes control strategies
I/O Modules Process field signals
Carrier Assembly Provides module installation structure
Carrier Extender Expands carrier arrangement
Field Wiring Connects sensors and actuators
Engineering Workstation Supports configuration and maintenance

The extender supports the physical organization of the I/O system rather than performing direct control functions.


Industrial Applications

The Emerson KJ4003X1-BF1 is suitable for industrial automation installations using DeltaV control platforms.

Application Typical Use
Process Control Systems Expanding DeltaV I/O installation capacity
Chemical Plants Maintaining modular control cabinets
Oil and Gas Facilities Supporting distributed control hardware
Power Generation Organizing I/O carrier structures
Pharmaceutical Production Supporting process automation systems
Manufacturing Plants Expanding existing DeltaV configurations
Plant Upgrade Projects Replacing or extending carrier hardware
Control Cabinet Integration Improving hardware arrangement

The actual application depends on the DeltaV system design and cabinet configuration.


Installation and Maintenance

Proper identification of the carrier position and system configuration is important before installation.

Recommended maintenance checks include:

  • Confirm the correct KJ4003X1-BF1 model.
  • Verify left-side extender installation position.
  • Check compatibility with the DeltaV VerticalPLUS carrier.
  • Inspect connection points.
  • Confirm carrier alignment.
  • Check mechanical mounting condition.
  • Inspect surrounding I/O hardware.
  • Verify cabinet installation arrangement.
  • Confirm system expansion configuration.
  • Test associated I/O hardware after installation.

If an expansion-related issue occurs, the extender, carrier assemblies, connected modules, and installation arrangement should be checked together.


Related Components

The KJ4003X1-BF1 operates as part of a larger DeltaV hardware system.

Component Function
Emerson DeltaV Controllers Execute control strategies
DeltaV I/O Modules Interface with field signals
DeltaV I/O Carriers Provide module mounting structure
VerticalPLUS Carrier Components Support expanded I/O arrangements
Carrier Extenders Extend hardware installation positions
Field Wiring Assemblies Connect field devices
Power Supply Components Provide system operating power
Engineering Workstations Configure and maintain the system

These components work together to build a complete DeltaV distributed control system.


Recommended Related Models

Model / Product Family Product Type Typical Application
Emerson KJ4003X1-BF1 VerticalPLUS I/O Carrier Extender (Left) Left-side carrier expansion
Emerson KJ4003X1-BE1 VerticalPLUS I/O Carrier Extender (Right) Right-side carrier expansion
Emerson KJ4003X1-BA1 DeltaV SIS Vertical Left-Side Carrier SIS I/O installation
Emerson KJ4003X1-BB1 DeltaV SIS Vertical Right-Side Carrier SIS I/O installation
Emerson KJ4002X1-BE1 DeltaV M-Series Top Extender Cable Carrier connection extension
Emerson KJ4002X1-BF1 DeltaV Bottom Extender Cable Assembly Carrier connection extension

Selection should be based on carrier position, DeltaV system type, and installation requirements.


Key Advantages

  • Emerson DeltaV VerticalPLUS hardware component
  • Supports modular I/O system expansion
  • Maintains organized cabinet layouts
  • Suitable for DeltaV automation platforms
  • Supports flexible hardware configuration
  • Simplifies carrier extension arrangements
  • Suitable for maintenance and upgrade projects
  • Integrates with compatible DeltaV carrier assemblies
  • Supports long-term industrial control system operation
  • Helps maintain existing automation infrastructure

Technical FAQs

What is the function of the Emerson KJ4003X1-BF1?

The KJ4003X1-BF1 is a left-side VerticalPLUS I/O Carrier Extender used to expand and organize DeltaV I/O carrier structures within an automation cabinet.

Is the KJ4003X1-BF1 an I/O module?

No. It does not process field signals or execute control logic. It is a hardware extension component used to support carrier expansion.

How should the correct extender model be selected?

Selection should be based on the DeltaV carrier type, installation direction, system architecture, and whether the extension is required on the left or right side.

What should be checked when replacing this extender?

Technicians should verify the carrier position, connection arrangement, mounting condition, and compatibility with surrounding DeltaV hardware before installation.



Related Products

Get the latest price? We will reply as soon as possible (within 12 hours)

No:77501