Emerson VE4021 DeltaV Remote Interface Unit Excellent PLC Co.,Ltd

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Emerson VE4021 DeltaV Remote Interface Unit

Manufacturer:Emerson

Product Number:VE4021

Product Type:Remote Interface Unit

Origin:USA

Dimensions:107 x 41 x 105 mm

Weight:0.3 kg

Views:124

Payment Methods:T/T, PayPal, Western Union

Condition:New & In Stock

Shipping Port:Xiamen, China

Warranty:1 Year

Lead Time:1-3 Working Days

Certificate:COO

Courier partners:DHL, UPS, TNT, FedEx and EMS.

Business hours:7*24


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Company Information
E-mail [email protected]
Mobile +8613666033393
Whatsapp +8613666033393
WeChat 13666033393
Add Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China
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Emerson VE4021 DeltaV Remote Interface Unit

Emerson VE4021 DeltaV Remote Interface Unit

The Emerson VE4021 is a high-performance DeltaV Remote Interface Unit designed to facilitate seamless communication between the DeltaV system and remote I/O, providing robust, secure, and flexible data acquisition and control for distributed applications.


Product Overview

The VE4021 Remote Interface Unit is part of Emerson’s DeltaV system, offering field connectivity to remote I/O in large-scale process automation environments. It supports high-speed communication and is ideal for plants with extended field operations, where centralized wiring is not feasible.


Technical Specifications

Parameter Description
Model Number VE4021
System DeltaV Distributed Control System
Function Remote I/O Interface Unit
Communication Protocol DeltaV Serial or Ethernet
Power Supply 24 VDC (nominal)
Operating Temperature -40°C to +70°C
Storage Temperature -40°C to +85°C
Humidity Range 5% to 95% non-condensing
Mounting Type DIN Rail or Panel Mount
Dimensions (W x H x D) 107 x 41 x 105 mm
Weight 0.3 kg

Product Applications

  • Remote field I/O integration in large plant areas

  • Oil & gas facilities requiring long-distance data acquisition

  • Power generation systems with distributed sensors

  • Chemical and pharmaceutical processing environments

  • Industrial automation in water and wastewater treatment plants


Product Advantages

  • Enables flexible, distributed installation of I/O

  • Reduces wiring complexity and cost in large systems

  • Ensures robust communication over long distances

  • Integrates seamlessly into the DeltaV architecture

  • Compact and lightweight for easy installation


Frequently Asked Questions (FAQ)

Q1: What is the primary function of the VE4021?
A1: It serves as a remote interface unit for connecting DeltaV controllers with remote I/O modules.

Q2: What type of communication does it support?
A2: It supports DeltaV serial and Ethernet communication protocols.

Q3: Can the VE4021 be installed in hazardous areas?
A3: Installation depends on system configuration and certification; check with Emerson for hazardous location approvals.

Q4: What is the operating temperature range?
A4: The unit operates between -40°C and +70°C.

Q5: How is the VE4021 mounted?
A5: It can be mounted on a DIN rail or a panel.

Q6: Is it compatible with legacy DeltaV systems?
A6: Yes, it is backward compatible with most DeltaV systems.

Q7: What is the typical use case for this module?
A7: Used in distributed I/O architectures where field devices are spread over large areas.

Q8: Does the unit require separate power supply wiring?
A8: Yes, it requires a 24 VDC power supply.

Q9: How many I/O modules can be connected to one VE4021?
A9: That depends on the system configuration; refer to Emerson’s documentation.

Q10: Is the firmware of the VE4021 upgradeable?
A10: Yes, it supports firmware updates via the DeltaV system.


Related Emerson DeltaV Models

Model Description Dimensions (mm) Weight
VE4034 DeltaV 8-wide Power Controller 107 x 41 x 105 0.4 kg
VE4002S1T2B4 DeltaV Discrete I/O Terminal Block 107 x 41 x 105 0.3 kg
VE4013P2 DeltaV Power/Controller Interface 107 x 41 x 105 0.35 kg
VE4003S2T2B2 DeltaV Analog Input Terminal Block 107 x 41 x 105 0.3 kg
VE4005S2B1 DeltaV Redundant Controller Base 107 x 41 x 105 0.5 kg
KJ3221X1-BA1 DeltaV Analog Input Module 107 x 41 x 105 0.28 kg

Popular Emerson Models

Model Description Dimensions (mm) Weight
KJ4001X1-NB1 DeltaV Power Supply Module 107 x 41 x 105 0.45 kg
KJ3001X1-BB1 DeltaV Analog Input HART Module 107 x 41 x 105 0.3 kg
KJ2003X1-BB1 DeltaV Controller 107 x 41 x 105 0.55 kg
KJ3204X1-BA1 DeltaV Analog Output Module 107 x 41 x 105 0.3 kg
KJ4010X1-BG1 DeltaV System Power Supply 107 x 41 x 105 0.48 kg
KJ4002X1-BB2 DeltaV 8-Channel Discrete I/O Module 107 x 41 x 105 0.32 kg
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Frequently Asked Questions (FAQ)

Q1: What is the primary function of the VE4021?
A1: It serves as a remote interface unit for connecting DeltaV controllers with remote I/O modules.

Q2: What type of communication does it support?
A2: It supports DeltaV serial and Ethernet communication protocols.

Q3: Can the VE4021 be installed in hazardous areas?
A3: Installation depends on system configuration and certification; check with Emerson for hazardous location approvals.

Q4: What is the operating temperature range?
A4: The unit operates between -40°C and +70°C.

Q5: How is the VE4021 mounted?
A5: It can be mounted on a DIN rail or a panel.

Q6: Is it compatible with legacy DeltaV systems?
A6: Yes, it is backward compatible with most DeltaV systems.

Q7: What is the typical use case for this module?
A7: Used in distributed I/O architectures where field devices are spread over large areas.

Q8: Does the unit require separate power supply wiring?
A8: Yes, it requires a 24 VDC power supply.

Q9: How many I/O modules can be connected to one VE4021?
A9: That depends on the system configuration; refer to Emerson’s documentation.

Q10: Is the firmware of the VE4021 upgradeable?
A10: Yes, it supports firmware updates via the DeltaV system.

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Related Emerson DeltaV Models

Model Description Dimensions (mm) Weight
VE4034 DeltaV 8-wide Power Controller 107 x 41 x 105 0.4 kg
VE4002S1T2B4 DeltaV Discrete I/O Terminal Block 107 x 41 x 105 0.3 kg
VE4013P2 DeltaV Power/Controller Interface 107 x 41 x 105 0.35 kg
VE4003S2T2B2 DeltaV Analog Input Terminal Block 107 x 41 x 105 0.3 kg
VE4005S2B1 DeltaV Redundant Controller Base 107 x 41 x 105 0.5 kg
KJ3221X1-BA1 DeltaV Analog Input Module 107 x 41 x 105 0.28 kg

Popular Emerson Models

Model Description Dimensions (mm) Weight
KJ4001X1-NB1 DeltaV Power Supply Module 107 x 41 x 105 0.45 kg
KJ3001X1-BB1 DeltaV Analog Input HART Module 107 x 41 x 105 0.3 kg
KJ2003X1-BB1 DeltaV Controller 107 x 41 x 105 0.55 kg
KJ3204X1-BA1 DeltaV Analog Output Module 107 x 41 x 105 0.3 kg
KJ4010X1-BG1 DeltaV System Power Supply 107 x 41 x 105 0.48 kg
KJ4002X1-BB2 DeltaV 8-Channel Discrete I/O Module 107 x 41 x 105 0.32 kg

Emerson VE4021 DeltaV Remote Interface Unit

Company Information
E-mail [email protected]
Mobile +8613666033393
Whatsapp +8613666033393
WeChat 13666033393
Add Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China

Excellent PLC Co., Ltd. has a large number of brand new and original PLC and DCS spare parts, with more than 60 cooperative countries. All products are guaranteed for 1 year and delivered to you by high-quality express. We are committed to using the best products and the most favorable prices to meet the needs and friendship of our customers. We have won the trust of thousands of customers, including these excellent customers.

As for the delivery time, when we receive your order requirements, we will arrange for warehouse personnel to test and verify the products. After you place the order, we will send it to you within 24 hours.

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