Conveying device for conveying containers or packages, comprising: - a plurality of conveying segments (10, 20), wherein each conveying segment (10, 20) has a conveying drive (11, 21) and a control unit (13, 23) for controlling the conveying drive (11, 21), - bus communication, - wherein each control unit (13, 23) is incorporated in the bus communication for the purpose of transmitting and/or receiving control signals via the bus communication, wherein each control unit (13, 23) comprises - a microprocessor (15, 25) for processing control signals and - a first electronic memory (16, 26) which is connected to the microprocessor (15, 25) and stores a first control configuration, characterized in that each control unit (13, 23) - comprises a second electronic memory (17, 27) which stores a second control configuration that differs from the first, preferably a plurality of control configurations that differ from the first, - wherein each microprocessor (15, 25) is designed o to control the conveying drive (11, 21) with the first control configuration stored in the first memory (16, 26) in a first operating mode, o to load the second control configuration or a control configuration that differs from the first from the second memory (17, 27) into the first memory (16, 26) when a configuration change command is received, and then o to control the conveying drive (11, 21) with the second control configuration or the control configuration that differs from the first, which is stored in the first memory (16, 26), in a second operating mode. - a plurality of conveying segments (10, 20), wherein each conveying segment (10, 20) has a conveying drive (11, 21) and a control unit (13, 23) for controlling the conveying drive (11, 21), - bus communication, - wherein each control unit (13, 23) is incorporated in the bus communication for the purpose of transmitting and/or receiving control signals via the bus communication, wherein each control unit (13, 23) comprises - a microprocessor (15, 25) for processing control signals and - a first electronic memory (16, 26) which is connected to the microprocessor (15, 25) and stores a first control configuration, - a microprocessor (15, 25) for processing control signals and - a first electronic memory (16, 26) which is connected to the microprocessor (15, 25) and stores a first control configuration, characterized in that each control unit (13, 23) - comprises a second electronic memory (17, 27) which stores a second control configuration that differs from the first, preferably a plurality of control configurations that differ from the first, - wherein each microprocessor (15, 25) is designed o to control the conveying drive (11, 21) with the first control configuration stored in the first memory (16, 26) in a first operating mode, o to load the second control configuration or a control configuration that differs from the first from the second memory (17, 27) into the first memory (16, 26) when a configuration change command is received, and then o to control the conveying drive (11, 21) with the second control configuration or the control configuration that differs from the first, which is stored in the first memory (16, 26), in a second operating mode. - comprises a second electronic memory (17, 27) which stores a second control configuration that differs from the first, preferably a plurality of control configurations that differ from the first, - wherein each microprocessor (15, 25) is designed o to control the conveying drive (11, 21) with the first control configuration stored in the first memory (16, 26) in a first operating mode, o to load the second control configuration or a control configuration that differs from the first from the second memory (17, 27) into the first memory (16, 26) when a configuration change command is received, and then o to control the conveying drive (11, 21) with the second control configuration or the control configuration that differs from the first, which is stored in the first memory (16, 26), in a second operating mode. o to control the conveying drive (11, 21) with the first control configuration stored in the first memory (16, 26) in a first operating mode, o to load the second control configuration or a control configuration that differs from the first from the second memory (17, 27) into the first memory (16, 26) when a configuration change command is received, and then o to control the conveying drive (11, 21) with the second control configuration or the control configuration that differs from the first, which is stored in the first memory (16, 26), in a second operating mode.