Sercos International e.V. is registered in the official register of societies and associations in Frankfurt/Main, Germany. Its aim is the development, promotion and expansion of the use of the Sercos automation bus for interconnection of controls, drives, I/Os, sensors, actuators and other peripheral devices for numerically controlled machines and systems. Membership Members within the association are manufacturers and users of controls, drives and other automation components, as well as research institutes and non-profit organizations. Membership may be acquired by any organization that supports the purpose of Sercos International. This applies especially for manufacturers, users and end-users of numerical controls and/or electric drives and other automation components, as well as research institutes and associations.  Membership also may be gained by individuals, from whose membership substantial support of the association's objectives is likely to be achieved by their know-how and experience in the field of numerical controls and electric drives. Membership dues and voluntary contributions are used for maintaining the expert and standardization office and for financing the following services: Technical advice for potential users of Sercos Development of Sercos conformance tests Additional development of Sercos automation bus Technical development of communications controllers and tools Advertising Advancing national and international standardization of Sercos Organization and production of seminars Production of Sercos Product Guides and Sercos News Sercos common booths at trade fairs