ABB NAIO-02 is an analog input/output extension module (Analog I/O Extension Module), which is one of ABB's product lines. This module is commonly used in industrial automation systems to provide additional analog input and output interfaces to support the acquisition and control of analog signals.

The NAIO-02 module has multiple analog input channels and analog output channels, which can receive and send analog signals. It is usually used in conjunction with other modules and devices, such as controllers, sensors, actuators, etc. to build a complete automation system.

The functions and features of this module may vary depending on the specific model and configuration, but generally have the following characteristics:

1. High resolution and accuracy: NAIO-02 modules generally have high-resolution analog converters and precise signal acquisition capabilities to ensure accurate measurement and control of analog signals.

2. Multi-channel design: The module generally provides multiple analog input channels and analog output channels, which can be used to process multiple signals simultaneously.

3. Flexible configuration: The module generally has configurable input and output ranges to accommodate different application requirements and signal types.

4. Communication interface: The module usually supports a digital communication interface with the main controller to achieve data exchange and coordination with other modules.

ABB NAIO-02 Analog I/O Extension Module Datasheet