2025-07-08 BY
IN Company News

Product Description

The ABB 128877-103 is a high-performance industrial control module designed for use in complex automation systems. It is an extension component of the ABB AC800M controller or 800xA automation system, providing reliable and efficient control solutions for digital and analog signal processing.

Product Parameters

  • Model Number: 128877-103
  • Type: Control Relay Module or Input/Output (I/O) Extension Module
  • Input Voltage: 24V DC
  • Operating Temperature Range: -20°C to +60°C (standard version), -40°C to +70°C (wide temperature version optional)
  • Storage Temperature Range: -40°C to +85°C
  • Protection Rating: IP20 (control cabinet installation), optional IP67 for harsh environments
  • Communication Interface: RS485

Product Specifications

  • Digital Inputs (DI): Supports 24VDC/110VDC/220VDC signals, with typical channel counts of 8/16/32, featuring photoelectric isolation.
  • Digital Outputs (DO): Provides 24VDC or relay contact output (230VAC/5A), with output channels matching input channels and supporting fail-safe design.
  • Analog Inputs (AI): Supports 4-20mA, 0-10V signals, with 12/16-bit resolution and ±0.1% accuracy.
  • Analog Outputs (AO): Provides 4-20mA or 0-10V signal output for controlling devices like inverters and valves.

Series

The 128877-103 belongs to the ABB AC800M controller series, designed for advanced industrial automation and control systems.

Features

  • High Compatibility: Directly compatible with ABB AC800M controllers, supporting modular expansion and connection to hundreds of I/O modules.
  • Reliability: Industrial-grade components with an MTBF >100,000 hours, supporting fail-safe design for critical applications.
  • Ease of Use: Removable terminal blocks for easy on-site wiring and replacement, with configuration via ABB 800xA system or Engineering Studio software.

Functions

  • Signal Processing: Efficient handling of digital and analog signals for precise control.
  • System Integration: Supports multiple communication protocols for seamless integration with existing systems.

Uses

The ABB 128877-103 is used in various industrial applications, including:
  • Industrial Automation: Controlling production lines, logistics systems, and robotic equipment.
  • Process Control: Monitoring and controlling chemical, pharmaceutical, and water treatment processes.
  • Energy Management: Managing power generation, smart grids, and infrastructure systems.

Application Fields

  • Manufacturing: Automotive, mechanical, and electronic production.
  • Energy: Power plants, substations, and renewable energy systems.
  • Process Industries: Chemical, petrochemical, and water treatment plants.
  • Infrastructure: Building automation, rail transit, and smart transportation systems

ABB 128877-103 Control Module for Industrial Automation Systems ABB 128877-103 Control Module for Industrial Automation Systems