Acrel ARTU Series Remote Terminal Unit is a remote monitoring and control device, which is responsible for monitoring and controlling the status of field industrial equipment. As a high-performance power distribution intelligent component, it is widely used in intelligent power distribution, industrial automation and other fields, and is the best solution for remote automation applications. Products include: remote signaling unit, remote control unit. https://www.acrel.gr/products/artu-series-remote-terminal-unit/