Roseville, Calif.—Industrial microcontroller supplier R2 Controls now has an 8051-based RTU (Remote Terminal Unit). The company's R301 Modbus Digital RTU is for field and industrial relay-based ...
The R302 Modbus Mixed Signal remote-terminal unit suits remote sensing and high-speed remote relay control with integrated optoisolated digital inputs, analog inputs, the Modbus communications ...
Firmware updates for the vendor’s Allen-Bradley MicroLogix 1200 and MicroLogix 1500 controllers add Modbus Remote Terminal Unit master protocol capabilities. This allows users in industries such as ...
Modbus TCP connections pose many benefits over RTU RS-485 alternatives. Image: PV Tech. In the last couple of years, the market has seen a few commercial and industrial (C&I) inverter models and ...