SIMATIC S7-1200, communication module CM 1241, RS422/485, 9-pin Sub-D (socket) supports Freeport SIMATIC S7-1200 Basic Controller - flexible thanks to a wide range of communication options. To ensure data transmission to a wide variety of systems, a range of communication modules is offered for SIMATIC S7-1200, from the RS 232 interface via AS-i to the PROFIBUS connection in master or slave mode. This ensures a wide range of possible applications for SIMATIC S7-1200.