DIN rail-mounted Model SREA-01 enables remote access to ABB's low-voltage ac drives equipped with Modbus-RTU port. If process alarm or fault occurs, internal Web server provides UI for accessing drives and other configuration/process variables. Adapter incorporates fully configurable datalogger and can send process data, data logs, and event messages independently, without PLC or dedicated on-site computer. With Ethernet and serial port, it can connect up to 10 drives to Ethernet or GPRS network.