ABB IMDSO02 Digital Output Slave for Symphony Harmony

Product Description

High-Speed Discrete Control Interface

The IMDSO02 (Model: IMDSO02) is a high-performance digital output slave module specifically engineered for the ABB Bailey INFI 90 Distributed Control System (DCS) and Symphony Harmony platforms. This module provides the critical interface required for a control system to drive discrete field devices, including actuators, interposing relays, and status indicators. Designed for high-speed switching and industrial-grade reliability, the IMDSO02 (Part Number: IMDSO02) serves as a direct replacement or expansion unit for legacy Bailey installations, ensuring system longevity without the need for logic reconfiguration.

Detailed Technical Specifications

The IMDSO02 (IMDSO02) features eight independent channels utilizing optical isolation to protect the central control bus from field-side electrical transients.

• Manufacturer: ABB / Bailey

• Module Type: Digital Output (DO) Slave Module

• Part Number: IMDSO02

• System Architecture: INFI 90 / Symphony Harmony DCS

• Number of Channels: 8 Independent Transistor Outputs

• Output Configuration: PNP Source (Sourcing Output)

• Nominal Load Voltage: 24 VDC

• Rated Current: 2.0 A per channel (3.0 A Peak Surge)

• Switching Speed: Turn-on: 50 μs / Turn-off: 100 μs

• Switching Frequency: Up to 100 Hz

• Isolation: Optical isolation up to 2500 VAC (Channel-to-Bus)

• Protection: Integrated short-circuit protection and 600W surge suppression

• Diagnostics: Front-panel LED indicators for Power, Fault, and Channel Status

• Communication: Native Bus interface; supports Modbus RTU integration

• Operating Temp: -30 °C to +60 °C

• Dimensions: 17.8 cm x 5.1 cm x 30.5 cm (approx. 7.0 x 2.0 x 12.0 in)

• Net Weight: 0.5 kg (1.1 lbs)