• ABB UF C921 A103 3BHE024855R0103 Control Board Interface Board
ABB UF C921 A103 – Product Overview, Specifications, and Recommendations Product Overview The ABB UF C921 A103 is an advanced and reliable industrial control module designed for versatile automat……
ABB UF C921 A103 3BHE024855R0103 Control Board Interface Board
  • ABB
  • UF C921 A103
  • Control Board Interface Board
  • Sweden
  • 150 mm x 120 mm x 70 mm
  • 0.7kg
  • 3BHE024855R0103
  • 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
  • 19

Our advantage

ABB UF C921 A103 3BHE024855R0103 Control Board Interface Board

Global Logistics

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

ABB UF C921 A103 3BHE024855R0103 Control Board Interface Board

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.

ABB UF C921 A103 3BHE024855R0103 Control Board Interface Board

24-hour service

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

ABB UF C921 A103 3BHE024855R0103 Control Board Interface Board

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

ABB UF C921 A103 – Product Overview, Specifications, and Recommendations


Product Overview

The ABB UF C921 A103 is an advanced and reliable industrial control module designed for versatile automation applications. As part of the ABB UF Series, this product is engineered to provide efficient process control, monitoring, and data acquisition in a wide range of industrial environments. It features a highly modular design and is optimized for seamless integration into existing automation systems.

The ABB UF C921 A103 is known for its flexibility, offering various input/output (I/O) options and communication protocols, making it ideal for industries such as power generation, manufacturing, chemical processing, and more. Its compact design and ease of integration allow it to fit into space-constrained environments while still delivering superior control performance.


Product Specifications

Parameter Details
Model Number ABB UF C921 A103
Control System Type Industrial Control Module
Power Supply 24 V DC
Input Voltage Range 20.4 to 28.8 V DC
Digital Inputs 16 (isolated)
Digital Outputs 16 (isolated)
Analog Inputs 8 x 0-10V, 4-20mA
Analog Outputs 4 x 0-10V, 4-20mA
Communication Protocols Modbus RTU, Ethernet
Mounting Type DIN Rail Mounting
Dimensions 150 mm x 120 mm x 70 mm
Weight 0.7 kg
Environmental Temperature -20°C to 60°C
Humidity 0% to 95% RH (non-condensing)
Protection Class IP20
Operating System Embedded Linux-based System
Display No (remote interface via PC or HMI)
Certifications CE, UL, RoHS

Product Applications

The ABB UF C921 A103 is suited for a broad range of industrial applications where automation, control, and monitoring are essential. Some of the primary industries and areas where this model is deployed include:

  1. Power Generation: The module is used for controlling turbines, generators, and auxiliary systems in power plants, ensuring stable and efficient power production.

  2. Chemical and Petrochemical Processing: This model is essential for monitoring and controlling chemical processes, ensuring safety and compliance with environmental regulations.

  3. Manufacturing Automation: It plays a key role in factory automation systems, helping to control production lines, robotic systems, and machinery.

  4. Water and Wastewater Treatment: The ABB UF C921 A103 is widely used in water treatment plants to monitor pumps, valves, filtration systems, and chemical dosing units, contributing to efficient water management.

  5. Building and Facility Automation: It is ideal for managing HVAC systems, lighting control, and energy management in commercial and industrial buildings, optimizing energy usage and reducing costs.


Product Advantages

  1. Modular and Scalable Design: The ABB UF C921 A103 offers flexibility with its modular design and scalable I/O options, making it suitable for a wide variety of applications.

  2. Compact and Efficient: With a small footprint (150 mm x 120 mm x 70 mm) and lightweight construction (0.7 kg), this module fits into tight spaces without compromising performance.

  3. Advanced Diagnostics: The product is equipped with powerful diagnostic features that help identify system faults early, enabling predictive maintenance and reducing the risk of unplanned downtime.

  4. Seamless Integration: The ABB UF C921 A103 supports both Modbus RTU and Ethernet communication protocols, making it easy to integrate into existing systems.

  5. Durability: With an operating temperature range of -20°C to 60°C and an IP20 protection rating, this unit can withstand harsh industrial environments, ensuring long-term reliability and performance.


Product Brand and Series

  • Brand: ABB

  • Series: UF Series (Industrial Control Systems)

  • Category: Automation & Control Modules


Recommended Models from the Same Series

Below are five related models from the ABB UF Series that offer similar functionalities and features:

Model Control System Type Power Supply Digital Inputs Analog Inputs Dimensions (mm) Weight (kg) Communication Protocols
ABB UF C911 B101 Industrial Control Module 24 V DC 16 (isolated) 8 x 0-10V, 4-20mA 135 x 120 x 60 0.55 kg Modbus RTU, Ethernet
ABB UF C911 B102 Industrial Control Module 24 V DC 16 (isolated) 8 x 0-10V, 4-20mA 135 x 120 x 60 0.58 kg Modbus RTU, Ethernet
ABB UF C911 B110 Industrial Control Module 24 V DC 16 (isolated) 8 x 0-10V, 4-20mA 150 x 120 x 70 0.65 kg Modbus RTU, Ethernet
ABB UF C912 B101 Industrial Control Module 24 V DC 16 (isolated) 8 x 0-10V, 4-20mA 135 x 120 x 60 0.55 kg Modbus RTU, Ethernet
ABB UF C913 B110 Industrial Control Module 24 V DC 16 (isolated) 8 x 0-10V, 4-20mA 150 x 120 x 70 0.65 kg Modbus RTU, Ethernet

Popular ABB Models and Recommendations

Here are five additional popular models from ABB that are widely used in industrial automation applications:

Model Control System Type Power Supply Digital Inputs Analog Inputs Dimensions (mm) Weight (kg) Communication Protocols
ABB AC500 PM564 Programmable Logic Controller 24 V DC 24 (isolated) 8 x 0-10V, 4-20mA 150 x 130 x 80 0.75 kg Modbus RTU, Ethernet
ABB AC800M Process Control System 24 V DC 32 (isolated) 16 x 4-20mA 160 x 150 x 80 1.2 kg Modbus RTU, Ethernet
ABB ACS880 Industrial Drive 380–480 V AC 16 (isolated) 8 x 0-10V, 4-20mA 180 x 160 x 90 2.6 kg Modbus RTU, CANopen
ABB CP635 Control Panel 24 V DC 16 (isolated) 8 x 0-10V, 4-20mA 150 x 130 x 70 0.7 kg Modbus RTU, Ethernet
ABB DCS 800xA Distributed Control System 24 V DC 32 (isolated) 16 x 0-10V 200 x 180 x 110 3.2 kg Modbus RTU, Ethernet


Frequently Asked Questions (FAQs)

  1. Q: What is the primary function of the ABB UF C921 A103?
    A: The ABB UF C921 A103 is designed for industrial process control, automation, and monitoring. It can handle I/O configurations for efficient control and system integration.

  2. Q: Does the ABB UF C921 A103 support remote monitoring?
    A: Yes, the module does not have a local display, but it can be remotely monitored and configured through a PC or HMI interface.

  3. Q: How many digital inputs and outputs does the ABB UF C921 A103 support?
    A: The module offers 16 isolated digital inputs and 16 isolated digital outputs for flexible system control.

  4. Q: What is the environmental temperature range for the ABB UF C921 A103?
    A: The unit operates in a temperature range of -20°C to 60°C.

  5. Q: What communication protocols are supported by the ABB UF C921 A103?
    A: It supports Modbus RTU and Ethernet communication protocols.

  6. Q: What is the mounting type for this product?
    A: The ABB UF C921 A103 is designed for DIN rail mounting, which is a common and convenient method for industrial installations.

  7. Q: What is the weight of the ABB UF C921 A103?
    A: The weight of the unit is 0.7 kg.

  8. Q: What is the protection class of the ABB UF C921 A103?
    A: The unit has an IP20 protection class, which ensures protection from dust and moisture.

  9. Q: Can the ABB UF C921 A103 be used in outdoor applications?
    A: The unit is suitable for indoor use only, as it has an IP20 protection rating.

  10. Q: What certifications does the ABB UF C921 A103 have?
    A: The unit is certified with CE, UL, and RoHS, ensuring compliance with safety and environmental standards.


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