PROFINET is an open Industrial Ethernet standard developed by the PROFIBUS Organization (PI). Based on Ethernet versatility, PROFINET make vertical integration of field level with Enterprise level easily. PROFINET is automation in real time, so it can cover all requirements of the Automation Industry. PROFINET is fit for factory automation, process automation, safety applications and motion control applications, etc.
PROFINET allows existing field bus systems such as PROFIBUS DP, PROFIBUS PA, AS-Interface, INTERBUS and DeviceNet to be integrated without changes to existing field devices. It means the investments of field devices and applications are all protected.