
Product Description
ABB SDCS-IOB-23 External Isolated Digital I/O Board Overview
The ABB SDCS-IOB-23 (Part Number: 3ADT783044R0003) delivers robust external isolated digital I/O expansion for DCS800 series DC drives, enabling seamless integration with industrial automation systems. This board provides 8 electrically isolated digital input/output points, ensuring signal integrity in electrically noisy industrial environments.
Technical Specifications
- Model: SDCS-IOB-23
- Part Number: 3ADT783044R0003
- I/O Points: 8 isolated digital channels
- Operating Voltage: 24V DC nominal
- Isolation: Galvanic isolation per channel
- Compatibility: DCS800 DC drive series
- Mounting: DIN rail or panel mount
- Operating Temperature: -10°C to +50°C
Industrial Applications
This I/O board excels in demanding process control scenarios including paper mills, metal processing, mining operations, and material handling systems where reliable digital signal interfacing is critical. The isolated architecture prevents ground loops and electrical interference, making it ideal for multi-motor coordination, emergency stop circuits, and remote monitoring applications.
Integration Solutions
The SDCS-IOB-23 integrates directly with ABB's DCS800 drive platform via the control board interface, supporting both PNP and NPN sensor configurations. Engineers can configure I/O mapping through DriveWindow software, enabling rapid commissioning and flexible system architecture. The board supports both input monitoring (limit switches, sensors, safety circuits) and output control (relay drivers, indicator lamps, auxiliary contactors).
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