Abstract: Device for sample processing, particularly sample conditioning as well as for the preparation and/or optionally for implementing a sequential process for an analyte from a biological sample, said device comprising a module for receiving and/or outputting at least one sample vessel or process vessel, a module for transporting a process vessel, a module for sample conditioning and a module for initiating a sequential process for an analyte. The modules are divided into at least two units that each possesses a control system, and which are connected through a first data bus.