The 1794-ACN15 module supports a range of network protocols, including Ethernet/IP, ControlNet, and DeviceNet. It serves as a communication gateway, allowing the ControlLogix system to exchange data with other devices or systems over the chosen network.

With the 1794-ACN15 module, you can connect a ControlLogix system to remote I/O devices, distributed I/O networks, or other networked devices for data acquisition, control, and monitoring purposes. It enhances the flexibility and scalability of the ControlLogix platform by enabling communication with different types of devices and systems.