ABB DSAI133A 3BSE018290R1
I. Overview
The ABB DSAI133A 3BSE018290R1 is a critical component of ABB’s System 3000 series for industrial automation. It is designed to collect analog signals (e.g., temperature, pressure, flow rate) from industrial sites and convert them into digital signals for processing and control by PLC or DCS systems. This module features high precision, reliability, high density, and flexible configuration, making it suitable for various industrial automation applications.
II. Technical Parameters
| Parameter |
Specification |
| Input Voltage |
24V DC ± 20% |
| Input Current |
Max. 5 mA |
| Input Signal Types |
Voltage, Current, Thermocouple, RTD, etc. |
| Input Channels |
32 independently configurable analog input channels |
| Resolution |
16-bit |
| Operating Temperature |
-20°C to 60°C |
| Dimensions (W×H×D) |
225 mm × 22.5 mm × 324 mm |
| Weight |
0.29 kg |
| Communication Protocol |
PROFIBUS DP |
III. Key Features
- High Precision: Ensures accurate analog signal acquisition for reliable system control.
- High Reliability: Industrial-grade design for stability in harsh environments.
- High Density: Compact size saves space and simplifies integration.
- Flexible Configuration: Supports multiple signal types and channel adjustments.
- Easy Installation & Maintenance: Simplified design reduces downtime.
- Built-in Safety: Electrical isolation for system protection.
- Multi-Protocol Support: Compatible with PROFIBUS DP for seamless integration.
IV. Structure & Components
The ABB DSAI133A 3BSE018290R1 consists of:
- Input Channels: 32 configurable channels (voltage/current/thermocouple/RTD).
- Signal Conditioning Circuit: Amplifies, filters, and converts analog signals.
- Microprocessor: Handles data processing and control logic.
- Communication Interface: PROFIBUS DP for device connectivity.
- Power Module: Ensures stable voltage supply.
V. Applications
The module is widely used in:
- Chemical Industry: Monitors temperature, pressure, and flow in production.
- Metallurgical Industry: Tracks parameters in steel manufacturing.
- Power Industry: Measures voltage/current in electrical systems.
- Building Automation: Controls HVAC, lighting, and environmental systems.
- Robotics: Processes sensor signals in industrial robots.
- Process Control: Enhances efficiency and product quality via real-time data.

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ABB’s core business and products
ABB’s product line is very extensive, covering multiple fields such as power, industrial automation, robotics and motion control, and process automation. Its core products include:
Power products: such as power transformers, distribution transformers, high and low voltage switchgear, transmission and distribution systems, power automation systems, etc.
Industrial automation: providing control systems, PLC automation, measurement and analysis equipment, robot systems, etc.
Robotics and Motion Control: ABB’s robotics business provides robots, controllers, software systems, and complete robot automation solutions for automobiles, first tier OEMs, and general industries
.
Drivers and motors: Provides low and medium voltage drivers, motors, and generators, widely used in industrial, commercial, and residential applications.
Digital solution: ABB Ability ™ It is its digital platform that provides real-time data-driven decision support, helping customers achieve safer and smarter operations.
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