This is a catheter assembly and a section of that catheter assembly. A comparator 110 compares the input voltage VIN with a predetermined reference voltage to determine the occurrence of an overvoltage. The system group has control or monitoring of compliance with regulations and other mobile craft, consolidating the airport topological information, the ground control instructions and the applicable operational rules. The capture, release and discharge sections have a high surface area medium and a fluid contained therein, and include a fluid entry point at a first end and a collection tank at a second end. The cellulose material may include Kaolin clay andor boric acid. The combination weighing device includes a control unit configured to control a container arrangement mechanism so as to tilt the orientation of a container storing weighed articles selected based on the results of weighing to discharge a portion or all of the articles in the container into its adjacent container.