ABB D-20-0-1102 Bus and Hierarchical Network Interface Module
The ABB D-20-0-1102 is an advanced communication interface engineered for industrial automation systems requiring robust data exchange capabilities. This module excels in PROFINET and PROFIBUS environments, featuring a unique bus/hierarchical topology that optimizes data flow across industrial networks while ensuring operational reliability.
Technical Specifications
- Operating Voltage: 110V AC
- Temperature Range: -20°C to +60°C
- Communication Interface: RS485
- Input Current: 5A
- Output Voltage: DC 24V
- Load Capacity: 10A/channel
- Relay Configuration: 1 Form A + 1 Form C
- Dimensions: 170×100×40mm (0.5kg)
Performance Advantages
Designed for harsh industrial environments, this module withstands humidity up to 95% non-condensing while maintaining signal integrity. Its compact form factor integrates seamlessly into existing control cabinets without space constraints. Triple-certified (CE/UL/ATEX), the D-20-0-1102 meets global safety standards for hazardous locations.


Why Choose Stoker Automation?
With 20+ years in industrial automation, Stoker Automation Technology operates a 5000m² warehouse stocking 10,000+ components for metallurgy, oil/gas, power generation, and manufacturing sectors. We provide:
- 2-year warranty on this module
- 24/7 technical support from certified engineers
- Global shipping with full traceability
- Legacy system component sourcing
Specialized Support: Can’t find your specific module? Contact us via WhatsApp for immediate assistance. Our automation experts provide component cross-referencing and obsolete part recovery services.
Stoker Automation Technology – Your trusted partner for ABB, Siemens, and Rockwell Automation solutions since 2005. Email inquiries: abbdcs36@gmail.com









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