The definition of an ABB AcceAccess Control system is a comprehensive solution for managing and controlling access to physical premises and resources. It provides an integrated platform for monitoring, controlling, and managing access to areas, resources, and personnel. This system is designed to help organizations protect their assets and people by controlling access to restricted areas, managing personnel movements, and tracking visitors. It also helps organizations to meet their security and compliance requirements. The system consists of various components such as access control readers, controllers, and software. Access control readers are used to identify authorized personnel and grant access to restricted areas. Controllers are used to manage access control readers and manage access control events. Software is used to manage access control policies, manage user accounts, and generate reports. The system is designed to be highly secure and reliable, and can be customized to meet the specific needs of an organization.