| 摘要 |
The present invention relates to a tank gauging system, comprising: a field device adapted to determine a process variable of a tank and to provide a process variable value corresponding to the determined process variable, wherein the field device has a field device identification; a time stamping unit adapted to apply an electronic time stamp to said process variable value; and a field communication hub comprising a data storage, wherein the field communication hub is adapted to receive said process variable value from the field device and to store the received process variable value along with the field device identification and the electronic time stamp in said data storage, wherein the system is configured to receive an external time signal, and wherein the applied electronic time stamp is based on the received external time signal. The present invention also relates to a tank gauging method. |
