Our advantage
Global Logistics
We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
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.
24-hour service
We provide 7*24 hours service to our customers. We will be there whenever you need us.
Price advantage
All our products are priced very favorably because we have our own warehouse and supply.
| Company Information | |||
| [email protected] | |||
| Mobile | +8615980777398 | ||
| +8615980777398 | |||
| 15980777398 |

The ABB DSAI-303 (57120001-CL) is a sophisticated signal interface module designed to provide seamless integration between field devices and centralized control systems in various industrial applications. It belongs to the DSAI Series, known for its high performance, flexibility, and robust design. The DSAI-303 is ideal for applications that require precise signal conversion, data acquisition, and real-time communication between analog and digital devices within industrial automation, process control, and machine control environments.
This module features multiple analog inputs, analog outputs, and digital inputs/outputs, which allow it to handle a wide range of signals from sensors, actuators, and other field devices. The DSAI-303 ensures reliable and fast data transfer, enabling real-time monitoring, control, and adjustment of industrial systems to optimize performance, productivity, and energy efficiency.
| Parameter | Specification |
|---|---|
| Model | ABB DSAI-303 (57120001-CL) |
| Input Voltage Range | 24 V DC |
| Analog Inputs | 16 analog inputs (0-10 V or 4-20 mA) |
| Analog Outputs | 8 analog outputs (0-10 V or 4-20 mA) |
| Digital Inputs | 16 digital inputs (24 V DC) |
| Digital Outputs | 16 digital outputs (24 V DC) |
| Weight | 2.20 kg |
| Dimensions (W x H x D) | 350 x 300 x 125 mm |
| Power Supply | 24 V DC ± 20% |
| Operating Temperature | -20°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Mounting | DIN rail |
| Protection Rating | IP20 |
| Status Indicators | Power, Status, Communication |
| LED Indicators | 3 LEDs (Power, Status, Link) |
| Data Transfer Rate | 100 Mbps |
The ABB DSAI-303 is designed for use in various industrial and commercial applications that require high-performance data acquisition, signal processing, and communication. Key applications include:
Industrial Automation: It integrates various field devices like sensors, actuators, and control systems, enabling efficient real-time data processing for optimized performance and productivity.
Process Control: In industries such as chemical, pharmaceutical, and food processing, the DSAI-303 provides precise data acquisition and control for complex manufacturing processes.
Machine Control: The module is widely used in machine control systems to enable monitoring, data exchange, and adjustments for optimal machine performance and operational efficiency.
Energy Management: It is used in energy management systems to collect data from smart meters and devices, helping to monitor and optimize energy usage across different industrial sectors.
Building Automation: In building management systems (BMS), the DSAI-303 integrates data from HVAC systems, lighting controls, and security systems, contributing to energy savings and enhanced occupant comfort.
High Performance and Flexibility: The DSAI-303 supports 16 analog inputs and 8 analog outputs, providing versatile connectivity and control for diverse industrial devices and systems.
Fast and Reliable Communication: With a 100 Mbps data transfer rate, the module ensures seamless communication for real-time data processing and system control.
Compact and Robust Design: The DIN rail mounting design of the DSAI-303 makes it compact and easy to install in limited spaces within control panels and automation systems.
Wide Operating Temperature Range: It operates in a temperature range of -20°C to +60°C, making it suitable for both indoor and harsh outdoor environments.
Low Power Consumption: With a 24 V DC ± 20% power supply requirement, the module provides energy efficiency while maintaining high performance.
Durability: The IP20 protection rating ensures that the module is protected against dust and other environmental factors, contributing to long-term reliability.
Real-Time Monitoring: The built-in LED indicators and status indicators make it easy for operators to monitor the module’s health and communication status.
Brand: ABB
Series: DSAI Series
The DSAI Series by ABB is known for offering signal interface modules that provide reliable, efficient, and flexible integration of analog and digital signals into control systems. The DSAI-303 module is an integral part of this series, delivering high-performance capabilities for industrial and process control applications. The series is trusted for its durability, scalability, and ability to support high-speed data transfer in challenging environments.
Here are five related models from the DSAI Series as well as five other popular models from ABB:
| Model | Specification |
|---|---|
| DSAI 120H | High-performance version with expanded analog input capabilities for complex applications. |
| DSAI 140H | Offers more digital I/O and is ideal for larger-scale automation projects. |
| DSAI 150H | Multi-functional model with multiple communication protocols and signal types. |
| DSAI 160H | Compact and fast data processing model designed for smaller automation systems. |
| DSAI 170H | Robust and reliable version for large industrial networks with analog and digital I/O. |
| Model | Specification |
|---|---|
| AC500-S | Modular PLC system with advanced I/O and communication capabilities for industrial control. |
| PM554 | Powerful industrial processor with enhanced signal conversion and data throughput. |
| AC500-ETH | Ethernet communication module designed for fast data exchange in large-scale automation systems. |
| S500-ETH | Ideal for distributed control systems, offering Ethernet-based communication and high flexibility. |
| PM562 | Advanced processor for signal processing and real-time communication in industrial systems. |
A1: The DSAI-303 is a signal interface module used to convert and transmit analog and digital signals between field devices and centralized control systems in industrial and process control applications.
A2: The DSAI-303 supports 16 analog inputs, 8 analog outputs, 16 digital inputs, and 16 digital outputs, offering flexible I/O for various industrial applications.
A3: The DSAI-303 supports a 100 Mbps data transfer rate, ensuring quick and reliable communication between field devices and control systems.
A4: The DSAI-303 operates on a 24 V DC ± 20% power supply, which is typical for industrial automation equipment.
A5: The DSAI-303 is designed for DIN rail mounting, making it easy to install and integrate into existing control panels and automation systems.
A6: The DSAI-303 has an IP20 protection rating, providing basic protection against dust and environmental factors in industrial environments.
A7: The DSAI-303 operates effectively in a temperature range from -20°C to +60°C, suitable for both indoor and harsh outdoor conditions.
A8: Yes, the DSAI-303 is ideal for energy management systems, providing real-time data collection and communication for optimizing energy usage in industrial environments.
A9: The DSAI-303 weighs approximately 2.20 kg, which is typical for its performance capabilities and robust design.
A10: The DSAI-303 measures 350 x 300 x 125 mm, making it compact for integration into control panels and industrial automation systems with limited space.