The IMDSM04 is a digital slave I/O module developed for ABB UI‑90‑based control architectures. It provides discrete input and output interfacing for distributed control applications, offering stable signal handling and reliable communication with higher‑level controllers. Designed for integration within legacy INFI 90 and related ABB platforms, the module supports digital field signals and ensures consistent performance in industrial environments.
Specifications
Manufacturer: ABB
Model:IMDSM04
Product Type: Digital Slave Input/Output Module
Series / Platform: UI‑90 / INFI 90 family
Function: Digital signal acquisition and output control
Signal Type: Discrete on/off field signals
Communication: Slave‑level interface to system controllers
Customs Tariff Code: 8538908180
Mechanical Format: Plug‑in module for UI‑90 racks
Net Weight: Listed as 0 lb (actual weight typically higher; catalog data incomplete)
Additional Technical Notes
Supports digital I/O processing for distributed control systems
Suitable for modernization or replacement in ABB INFI 90 installations
Provides stable operation for long‑term industrial use
Designed for compatibility with ABB’s modular I/O backplanes
Application Scenarios
Process automation systems requiring discrete I/O handling
Legacy ABB INFI 90 and UI‑90 system expansions or replacements
Monitoring and controlling digital field devices such as switches, relays, and interlocks
Industrial plants in power, chemical, and manufacturing sectors
FAQ
Q: Is the IMDSM04 compatible with standard INFI 90 racks A: Yes, it is designed for UI‑90/INFI 90‑based architectures.
Q: What type of signals does this module handle A: It processes discrete digital input and output signals.
Q: Does this module require a specific controller A: It functions as a slave module and must be paired with ABB system processors within the UI‑90 family.
