Patent ID: 8248264

Claim:
A measuring device comprising: a sensor detecting a specific physical quantity; a calculating unit calculating a measured value based on a physical quantity detected by the sensor; a fault detector detecting a type 1 fault that influences the reliability of the measured value and a type 2 fault that does not influence the reliability of the measured value; a display unit displaying a measured value and information indicating the details of at least one of a type 1 fault and information indicating the details of a type 2 fault; and a display controller controlling the display unit so as to display, instead of the measured value, information indicating the detail of the type 1 fault when the fault that has been detected by the fault detecting means is a type 1 fault, and for controlling the display unit to display information indicating the detail of the type 2 fault, together with the measured value when the fault detected by the fault detecting means is a type 2 fault.