Siemens Ltd. Offers Software Controller for PC-based Automation Solutions. Siemens Ltd. Also offers other products relating to Automation And Control, Information And Communication, Medical, Power Supply, Power Generation, Power Transmission And Distribution Dc Drives etc.Software Controller for PC-based Automation Solutions permits real-time capable, deterministic control functions to be carried out on the PC for automation purposes. The Software Controller for PC-based Automation Solutions is particularly suitable for automation tasks where it is necessary to control functions, solve true real-time, process a high data volume, and perform fast technological functions on a PC platform. The Software Controller for PC-based Automation Solutions finds applications ranging from machine-level control tasks with rugged embedded PCs to high-end applications on PCs with newest processor technology.