Siemens 6ES7902-1AB00-0AA0 is a SIMATIC S7/M7 series cable designed for RS232C-to-RS232C point-to-point connections. It features 9-pin sub-D connectors on both ends and comes in a 5 m length, enabling direct serial communication between compatible devices without a null-modem crossover (1:1 cable). The assembly weighs approximately 235 g. This cable is intended for use with SIMATIC S7/M7 controllers and RS232C interfaces, making it suitable for configuration, diagnostics, and data transfer tasks in industrial automation environments.
