As you know, from the date of 2003 Siemens A.G. has stopped the production of S5 automation products. Tofas Automative decide to convert their Dyehouse Automation System from S5 to S7. NOKTA has successfully converted Siemens S5 system of TOFAS Automative to Siemens S7-400 PLC System. (S5-S7 Conversion, Profinet)