Siemens 6ES7158-0AA01-0XA0 is a PROFIBUS-DP to RS232C interface converter that acts as a DP/RS232C link, bridging a PROFIBUS DP network with RS232C devices. It operates as a gateway and functions as a PROFIBUS DP Slave, enabling devices on the RS232C side to communicate with a DP network. The module includes a DB9 RS232C connector and power/terminal connectors on the front panel, and its dimensions are 70 mm wide, 95 mm high, and 80 mm deep. Sold as a spare part for SIMATIC DP distributed I/O, it is used to adapt a serial interface on PROFIBUS-DP in accordance with EN 50 170.
