Elpelece

Urgent Help needed I have to migrate a S7 300 PLC system controlling  a plant which is  currently in operation, from SIMATIC NET V6.3 to V.15 Present condition is: CPU :S7 300 OPC Server:  V6.3 PC Station : Windows XP , 32 bits PLC CPU-315-2 PN/DP Is required ( Keeping the PLC as it  is , and while the plant is in operation) To Upgrade PC Station to 62 bit Windows 10 To upgrade OPC server ( as far as I know , is the V15 in order to  support XP, 64 bits) Many thanks