



The ABB AI820 is an advanced analog input module designed for use in ABB’s 800xA and Freelance systems, offering precise and reliable data acquisition for a variety of industrial sensors. With a focus on high performance and flexibility, the AI820 allows for accurate measurements of process variables such as temperature, pressure, flow, and other critical parameters. Engineered to meet the demands of modern industrial automation and control systems, this module provides robust performance and is ideal for industries where data accuracy and real-time control are paramount. Its versatile input options, high resolution, and superior reliability make the ABB AI820 a preferred solution for process control, energy management, and automation applications.
Technical Specifications
| Feature | Specification |
|---|---|
| Model | ABB AI820 |
| Module Type | Analog Input Module |
| Number of Channels | 8 (Differential Inputs) |
| Input Range | ±10V, 0-20mA, 4-20mA |
| Resolution | 16-bit |
| Accuracy | ±0.05% of full scale |
| Input Impedance | 1 MΩ for voltage inputs, 250 Ω for current inputs |
| Operating Temperature | -20°C to 60°C |
| Storage Temperature | -40°C to 85°C |
| Dimensions | 144mm x 130mm x 30mm |
| Weight | 0.2 kg |
| Mounting Type | DIN Rail Mountable |
| Power Consumption | 2.5W |
| Communication Protocol | Modbus RTU, Profibus DP, Ethernet/IP |
Recommended Related Models
If additional features or more input channels are required, consider these ABB models:
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ABB AI832 – A more advanced model with additional channels and enhanced resolution, ideal for applications requiring more data points or higher precision.
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ABB AI830A – A versatile model with a higher channel count, designed for systems with extensive data acquisition needs.
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ABB AI530 – A compact and cost-effective solution, ideal for smaller systems that need basic analog input functionality.
Popular Allen Bradley Models
For comparison, here are similar models from Allen Bradley:
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Allen Bradley 1756-IF8 – An 8-channel analog input module designed for high-performance control systems with flexible input ranges.
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Allen Bradley 1734-IE8 – A compact 8-channel analog input module, offering reliable performance in smaller systems with limited space.