ABB NBIO-21CU Analog I/O Extension Board
The ABB NBIO-21CU Analog I/O Extension Board enhances control system capabilities by expanding analog input/output channels for precision industrial automation. Engineered for harsh environments, it delivers reliable data acquisition and process control in manufacturing plants, production lines, and critical industrial applications. Featuring high-voltage tolerance and customizable processing, this module ensures operational stability and seamless integration with existing automation systems.
| Parameter | Specification |
|---|---|
| Order Number | NBIO-21CU |
| Brand | ABB |
| Operating Voltage | 220 V |
| Output Frequency | 30 kHz |
| Certification | Industrial Safety Certified |
| Dimensions | Standard industrial module size |


Application Scenarios & Compatibility
Designed for ABB AC 800M controller systems, the NBIO-21CU extends analog signal processing capabilities in:
- Process control systems in chemical plants
- Power generation monitoring systems
- Manufacturing automation lines
- Critical infrastructure control units
Compatible with ABB S800 I/O series including modules like AI825, AO810, and DI810 for comprehensive system integration.
Vertex Industrial Solutions
Vertex Industrial sources premium industrial automation hardware through our global network of warehouses and suppliers. We specialize in:
- Expert Technical Consultation: Our engineers provide application-specific guidance
- 1-Year Warranty: Comprehensive after-sales support on all products
- Global Sourcing: Can’t find your model? Contact us for custom sourcing solutions
- Quality Assurance: Rigorous testing on all refurbished and surplus items
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