Product Short Description
Product Identity
Type: Basic Control Unit
Part Number: 3AUA000110429
Role: Core logic, motion and fieldbus interface for ABB ACS880 drives and compact automation systems
Type: Basic Control Unit
Part Number: 3AUA000110429
Role: Core logic, motion and fieldbus interface for ABB ACS880 drives and compact automation systems
Technical Specifications
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Processor: 32-bit RISC ARM, 800 MHz
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Memory: 8 MB program Flash, 4 MB data RAM
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Power Supply: 24 V DC (18 – 30 V tolerated)
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Power Consumption: 2 – 3 W typical, ≤ 10 W max with full I/O load
Description
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Isolation: 1 500 V AC field-to-system galvanic isolation
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Operating Temperature: –25 °C to +70 °C (–40 °C to +85 °C storage)
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Protection Class: IP20 (panel or DIN-rail mount)
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Dimensions: 155 mm × 125 mm × 40 mm (W × H × D)
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Weight: ≈ 0.5 kg
Communication & I/O
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Ethernet: 1 × 10/100 Mbit RJ-45 (Modbus TCP, EtherNet/IP)
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Serial: 1 × RS-232 (service/debug)
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Fieldbus: PROFIBUS DP slave up to 12 Mbps, 125 nodes per segment
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Local I/O: 2 fiber-optic channels (BCU-02 variant) or RS-485 on request
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Expansion: Up to 128 local or remote I/O modules via PROFIBUS
Functional Features
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Real-time motion control: integrated pulse-width modulation and encoder feedback for servo/vector drives
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Hot-swap capable in redundant topologies
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Built-in diagnostics: module, bus and channel status LEDs
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Firmware upgrade via Control Builder M over Ethernet
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Conformal-coated board option for harsh environments
Typical Applications
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Small to medium AC drives and servo systems in packaging, material handling and robotics
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Process skids and remote I/O islands in chemical, water and power plants
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Retrofit projects replacing legacy PLCs while re-using existing PROFIBUS cabling
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