20 About the manualTerms and abbreviations used in this manual TermsTerm ExplanationCommand word See Control word.Communication module Communication module is a name for a device(eg, a fieldbus adapter) through which the driveis connected to an external communicationnetwork (eg, a fieldbus). The communicationwith the module is activated with a driveparameter.Control word 16-bit or 32-bit word from master to slave withbit-coded control signals (sometimes called theCommand word)FCAN-01 CANopenadapter moduleOne of the optional fieldbus adapter modulesavailable for ABB drives. FCAN-01 is a devicethrough which an ABB drive is connected to aCANopen network.Object dictionary Local storage of all Communication Objects(COB) recognized by a deviceParameter Operating instruction for the drive. Parameterscan be read and programmed with the drivecontrol panel, drive PC tools or through theadapter module.Profile Adaptation of the protocol for certain applicationfield, for example, drives. In this manual, drive-internal profiles (eg, DCU or FBA) are callednative profiles.Status word 16-bit or 32-bit word from slave to master withbit-coded status messages