DSPU131 (3BSE000355R1) Detailed Information

Basic Information

• Model: DSPU131
• Product Number: 3BSE000355R1
• Brand: ABB
• Series: Advant OCS automation system
• Module Type: Digital Signal Processing Unit, serving as a core control and interface module in the system, responsible for signal processing and device interconnection.

Technical Parameters

• Processor: Equipped with a high-performance 32-bit DSP chip with a clock frequency of 200MHz, featuring powerful real-time data processing capabilities to efficiently handle complex control algorithms and multi-channel signals.
• Memory Configuration: 256KB RAM (for real-time data caching) + 512KB Flash (for program storage and configuration parameter saving), meeting system operation and data storage requirements.
• I/O Interfaces:
  • 32 digital I/O channels (supporting dry/wet contact signals, compatible with 24V DC industrial standards);
  • 8 analog I/O channels (supporting 4-20mA current signals and 0-10V voltage signals, compatible with sensors and actuators).
• Communication Interfaces:
  • 1 RS-485 interface (supporting Modbus RTU protocol for long-distance communication with field devices);
  • 1 Ethernet interface (10/100Mbps, supporting TCP/IP protocol for high-speed data exchange with the central control system).
• Power Requirements: 24V DC (voltage range 19.2-32V DC), power consumption ≤10W.
• Operating Environment:
  • Temperature: -20℃~+60℃ (industrial-grade wide-temperature design);
  • Humidity: 5%~95% (non-condensing);
  • Anti-interference: Compliant with IEC 61000-6-2 industrial electromagnetic interference resistance standards.

Product Features

1. High-Performance Signal Processing: Relying on the 32-bit DSP chip, it can quickly process multi-channel digital/analog signals, support real-time control algorithm execution with a response time ≤1ms, meeting the real-time requirements of industrial automation.
2. Flexible Interface Adaptation: Rich I/O and communication interfaces enable direct connection to sensors, actuators, PLCs, and other devices without additional conversion modules, simplifying system integration.
3. High-Reliability Design:
   • Uses industrial-grade components with overvoltage, overcurrent protection, and electrical isolation (isolation voltage ≥2500V AC) to resist on-site electromagnetic interference and ground loops;
   • Supports online diagnostic functions to monitor interface status, power abnormalities, and other faults, with status indicators for quick troubleshooting.
4. Modularity and Scalability: Adopts a standardized module design, supports DIN rail mounting, and can seamlessly interface with other modules of the Advant OCS system (such as I/O expansion modules and communication modules) for flexible system scale expansion.

Physical Characteristics

• Dimensions: 334.6mm (length) × 121.9mm (height) × 21mm (width)
• Weight: Approximately 0.42kg
• Mounting Method: DIN rail mounting or cabinet panel mounting, compatible with standard industrial control cabinet layouts.

Application Fields

• Industrial Automation: Used in ABB Advant OCS systems to connect production line sensors, valves, motors, and other equipment, enabling real-time monitoring and control of production processes (e.g., automotive assembly lines, food packaging lines).
• Process Control: In chemical, water treatment, and other fields, it collects analog signals such as pressure, flow, and liquid level, transmits them to the central control system, and executes adjustment commands.
• Equipment Linkage: Serves as an interface hub to realize collaborative work of robots, conveyors, testing equipment, etc., supporting integrated control of logistics automation and warehousing systems.