SIMATIC PCS 7 PCS 7 PH and IS Software Update Service within the framework of this contract, you will receive for one year all up-to-date software versions. The contract is extended automatically by 1 year if it is not canceled 3 months prior to expiration. Period of delivery and service: 1 year from date of invoice Requirement for conclusion: current version of the software. Not valid for PCS 7 ASIA