ABB SDCS-IOB-21 3BSE005176R0001 External Isolated Digital Board

Overview

The ABB SDCS-IOB-21 3BSE005176R0001 is an external isolated digital input/output board for ABB DCS500 and DCS600 DC drive systems. It enables secure signal interfacing between the drive controller and field devices such as sensors, switches, and actuators. Its optical isolation design ensures safe, noise-resistant, and stable communication in demanding industrial environments.

Technical Specifications

• Function: Digital I/O signal processing

• Voltage Rating: 48 V DC nominal

• Signal Types: Digital inputs, digital outputs

• Isolation: Optically isolated channels for safety and EMI protection

• Interface Compatibility: Works with SDCS-PIN-52 and other ABB drive modules

• I/O Points: 8 DI/O externally mounted, input 24–48 V DC

• Inputs: Filtered for stable signal operation

Mechanical & Installation

• Mounting: Internal slot in ABB drive cabinet

• Form Factor: Standard ABB board size

• Weight: 1.70 lbs

• Frame Size: Spare parts classification

• Country of Origin: Thailand

• Customs Tariff Code: 85389091

Environmental Ratings

• Operating Temperature: 0°C to +55°C

• Humidity: 5% to 95% RH, non-condensing

• Protection Class: IP20