ABB AI810 3BSE008516R1 Analog Input Module
Product Overview
The ABB AI810 3BSE008516R1 is a high-precision analog input module from ABB’s S800 I/O series, designed for distributed control systems (DCS) such as AC800M. It is primarily used to collect, convert, and transmit analog signals from field devices—ensuring accurate monitoring and control in industrial automation processes.
Core Features
8 Independent Input Channels enabling simultaneous multi-signal acquisition
Wide Signal Compatibility supports 0–10 V and 0(4)–20 mA inputs
High Measurement Accuracy with up to 12-bit resolution for stable data conversion
Strong Noise Immunity with channel isolation and filtering capabilities
Flexible Configuration allowing each channel to be individually configured
Seamless Integration with ABB S800 I/O and AC800M control systems
Technical Specifications
| Parameter |
Description |
| Model |
AI810 3BSE008516R1 |
| Manufacturer |
ABB |
| Product Type |
Analog Input Module |
| Series |
S800 I/O |
| Input Channels |
8 |
| Input Signals |
0–10 V, 0(4)–20 mA |
| Resolution |
12-bit (typical) |
| Isolation Voltage |
Up to 500 V AC |
| Mounting |
DIN rail / rack-mounted |
| Operating Temperature |
-25°C to +70°C |
| Weight |
Approx. 0.2 kg |
Structure & Composition
The AI810 module is built on a multi-layer industrial PCB, integrating:
Analog-to-digital conversion circuits
Signal conditioning and filtering components
Input protection circuitry (overvoltage and current limiting)
Backplane communication interface
Its robust enclosure and internal isolation design ensure reliable performance even in electrically noisy industrial environments.

Functional Description
The module converts analog signals (such as temperature, pressure, flow, or level) into digital data that can be processed by control systems. It supports single-ended inputs, making it suitable for standard industrial transmitters and sensors.
Additionally, built-in filtering and isolation help eliminate interference, ensuring accurate real-time data acquisition.
Application Areas
The ABB AI810 is widely used in industries requiring precise analog measurement:
Power generation and energy systems
Oil & gas and petrochemical plants
Water and wastewater treatment
Manufacturing and process automation
Metallurgy and heavy industry
Installation & Configuration
The module is designed for easy integration into ABB systems:
Installed on S800 I/O base units or DIN rails
Requires compatible termination units (e.g., TU810, TU812, TU814)
Configurable via ABB engineering software
Proper grounding and shielded wiring are recommended for optimal performance
Maintenance Guidelines
To ensure long-term reliability:
Periodically check wiring and connectors
Clean dust and contaminants from the module
Monitor system diagnostics for signal deviations
Perform calibration checks if required
Additional Advantages
The ABB AI810 3BSE008516R1 stands out for its flexibility, precision, and strong anti-interference performance. Its ability to handle multiple signal types and integrate seamlessly into ABB control systems makes it a key component in modern industrial automation.