ABB SPSED01 SOE Digital Input Module
The ABB SPSED01 is a high-performance 16-channel Sequence of Events (SOE) digital input module, specifically designed for ABB Symphony Plus and Bailey INFI 90 Distributed Control Systems (DCS). This module captures and records digital signal state changes with millisecond accuracy, providing critical data for fault diagnosis, process analysis, and event reconstruction.
Key Specifications:
· Brand: ABB
· Model: SPSED01
· Product Type: SOE Digital Input Module (Sequence of Events)
· Input Channels: 16 individually isolated digital input channels
· SOE Resolution: 1 millisecond (ms)
· Input Voltage: 24V DC
· Power Consumption: <5W
· Channel Isolation: 500V AC electrical isolation
· Operating Temperature: -20°C to +70°C
· Dimensions: 140 x 110 x 25 mm
· Weight: Approx. 0.3 kg
Key Features:
· High-Resolution Time Stamping: Captures binary state changes with 1ms accuracy for precise event sequence recording
· Individual Channel Isolation: Protects internal system logic from field-side voltage spikes and ground potential differences
· Configurable Input Filtering: Adjustable hardware and software debouncing parameters to effectively filter mechanical contact bounce
· Onboard Diagnostics: LED indicators display channel status and module health
· Hot Swappable Installation: Compatible with Harmony Module Mounting Unit (MMU), supports online replacement
Applications:
· Power Plants: Turbine trip monitoring, generator breaker status, auxiliary equipment supervision
· Petrochemical Industry: Emergency shutdown systems, valve position monitoring, pipeline pressure switches
· Process Control: Large-scale continuous process control systems (petrochemical, power generation)
· Manufacturing Automation: Production line equipment status monitoring
· Substations: Sequence of events recording
System Compatibility:
· ABB Symphony Plus DCS
· ABB Bailey INFI 90
· Harmony Rack I/O System
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