ABB SDCS-IOB-22 Digital I/O Interface Board – Product Description

Product Overview

The ABB SDCS‑IOB‑22 is a versatile digital and analog I/O interface board designed for ABB DCS 500/600 drive control systems. It provides reliable signal processing and stable communication between drive control electronics and external field devices. Moreover, its compact and rugged design ensures long-term operation in demanding industrial environments.

Technical Specifications

Model: SDCS‑IOB‑22
Type: Input/Output Board
System Compatibility: ABB DCS 500/600 Drive Systems
Digital Inputs: Multiple isolated channels (24 VDC typical)
Digital Outputs: Relay/TTL outputs for control signals
Analog Inputs: ±10 V or 4–20 mA (depending on configuration)
Analog Outputs: ±10 V or 0–20 mA
Power Supply: 24 VDC from drive backplane
Isolation: Galvanic isolation between field signals and bus
Diagnostics: Built-in monitoring and fault detection
Operating Temperature: 0 °C to +60 °C
Storage Temperature: –40 °C to +85 °C
Humidity Range: 5% – 95% non‑condensing
Dimensions (H × W × D): 122 × 45 × 120 mm
Weight: 0.3 kg
Mounting: Rack / slot inside drive system
Protection Class: IP20
Application Areas: Industrial drives, automation, process control, heavy industry

FAQ

Q: What type of inputs does this board support?
It supports multiple digital isolated channels (24 VDC) and configurable analog inputs.

Q: Is this board compatible with ABB DCS systems?
Yes, it is designed specifically for ABB DCS 500/600 drive systems.

Q: What is the operating temperature range?
The board operates reliably between 0 °C and +60 °C.

Q: Does it provide diagnostic features?
Yes, built-in monitoring enables fault detection and system reliability.

Q: How is it mounted?
It installs into the drive rack or slot inside ABB DCS drive systems.