Basic Information
- Model: DSDX453
- Part Number: 5716075-AN
- Manufacturer: ABB (Sweden)
- Type: Remote Digital I/O Expansion Unit
- Compatible System: ABB Advant Master / S400 DCS
- Communication: MasterFieldbus (SDB)
Technical Specifications
- Digital Inputs: 20 channels (24V DC, dry/wet contact)
- Digital Outputs: 12 channels (relay, AC/DC)
- High-Speed Inputs: 3 channels (encoder/vibration)
- High-Speed Outputs: 3 channels (pulse/servo)
- Isolation: 1800V opto-isolation
- Response Time: 0.1ms
- Operating Voltage: 24V DC (±10%)
- Operating Temp: -25°C to +70°C
- Protection Class: IP54
- Hot-Swappable: Yes
Key Features
- Distributed I/O: Extends I/O up to 750m
- Signal Flexibility: Supports dry/wet contacts, transistor outputs
- Diagnostics: LED indicators for power, run, channel status
- Redundancy: Module-level redundancy support
- Filtering: Software-selectable input filtering (0.1–10ms)
Applications
- ABB Advant Master / S400 DCS Systems
- Process Industries: Power, chemical, metallurgy, paper, water treatment
- Remote Monitoring: Distributed I/O collection and device control
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