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SC520 Carrier Module with CPU for MB300 by ABB

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About the Product

ABB SC520 Submodule Carrier with Local CPU

The SC520 (ABB part number 3BSE003816R1) is an intelligent carrier module featuring an integrated local processor. This unit provides enhanced functionality for managing I/O submodules within ABB's automation systems.

Technical Specifications

  • Brand & Model: ABB SC520 (3BSE003816R1)
  • Product Type: Intelligent Submodule Carrier with Local CPU
  • Catalog Description: SC520 Submodule Carrier incl. local CPU
  • Key Feature: Integrated local CPU for onboard processing
  • Supported Bus: Provides support for MB300 and MB300E
  • RoHS Status: Compliant with EU Directive 2011/65/EU
  • SCIP Number: 5b776851-d19c-4e53-a7f4-f02baf230861

Power & Electrical Characteristics

  • 5V Current Consumption: 1.5 A
  • 24V Current Consumption: 0.006 A (6 mA)
  • Total Power Dissipation: Low 0.8 W typical
  • Efficient design minimizes heat generation in the control cabinet

Physical Dimensions

  • Net Width: 30 mm (1.18 inches)
  • Net Height: 300 mm (11.81 inches)
  • Net Depth/Length: 291 mm (11.46 inches)
  • Form Factor: Standard subrack module design
  • Net Weight: 0.742 kg (1.64 pounds)

Function & Diagnostics

  • Acts as a smart carrier with its own local CPU for managing connected submodules
  • Provides diagnostic capabilities for error detection and reporting
  • Common Error Codes:
    • 01 = Failed to initialize
    • 03 = Board has halted
    • 04 = Board missing or not accessible
  • Monitors carrier position within the subrack
  • Offloads processing tasks from the main controller

System Integration & Compatibility

  • Designed to support the MB300 and MB300E module bus
  • Part of ABB's Advant/AC 460/MOD 300 system architecture
  • Enables connection of various I/O and communication submodules
  • Note: A marine-classified coated variant is available as SC520M (3BSE016237R1)

Typical Applications

  • Industrial process control systems requiring distributed intelligence
  • Systems utilizing the MB300 bus for I/O expansion
  • Applications benefiting from local preprocessing of I/O data
  • Building blocks for modular and scalable automation solutions

Packaging & Shipping

  • The SC520 carrier module ships as an individual unit.
  • Protected in standard industrial packaging.
  • Worldwide express shipping via FedEx, UPS, and DHL available.

Frequently Asked Questions (FAQ)

  • What is the key advantage of the SC520? It includes a local CPU, allowing for intelligent management and preprocessing of I/O data directly at the carrier level.
  • What does it support? It provides the interface and processing for modules on the MB300 and MB300E bus.
  • What are the common error codes? The module reports specific error codes (like 01, 03, 04) for diagnostics, helping identify initialization, halting, or communication faults.
  • How much power does it use? It consumes 1.5A at 5V and only 6mA at 24V, with a total heat dissipation of 0.8W.
  • Is there a version for harsh environments? Yes, for marine or corrosive environments, refer to the coated SC520M variant (3BSE016237R1).
  • Does it require a separate CPU module? No, the CPU is integrated into the carrier itself.
  • What is the SCIP number? It is a unique substance identifier for EU regulatory compliance.


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