A data sampling device that is configured to perform a sampling process on sensor signals from sensors (50, 50A, 50B, 50C, 50D) and to transmit the sampled signals to an external device, the data sampling device comprising: a data acquisition unit that is configured to acquire the sensor signals from the sensors (50, 50A, 50B, 50C, 50D) in a predetermined data acquisition period; a filter processing unit that is configured to perform a filtering process on the sensor signals acquired by the data acquisition unit, wherein the filter processing unit is configured to remove frequency noise from the sensor signals; a transmitter that is configured to transmit time series data to the external device in a predetermined data transmission period that is longer than the data acquisition period; a timing control unit configured to determine a communication period of the external device and to synchronize the data transmission period with the communication period of the external device a data generation unit that is configured to extract some of the sensor signals filtered by the filter processing unit and to generate the time series data, the sampling device being characterized in that the data generation unit is configured to first extract some of the sensor signals from the sensor signals filtered by the filter processing unit by acquiring the sensor signals transferred from the filter processing unit in a predetermined data transfer period that is different from the data acquisition period, to thereafter combine the sensor signals transferred in the data transfer period for a plurality of transfer periods and to generate the time series data, and to then transmit the sensor signals as the time series data to the transmitter. a data acquisition unit that is configured to acquire the sensor signals from the sensors (50, 50A, 50B, 50C, 50D) in a predetermined data acquisition period; a filter processing unit that is configured to perform a filtering process on the sensor signals acquired by the data acquisition unit, wherein the filter processing unit is configured to remove frequency noise from the sensor signals; a transmitter that is configured to transmit time series data to the external device in a predetermined data transmission period that is longer than the data acquisition period; a timing control unit configured to determine a communication period of the external device and to synchronize the data transmission period with the communication period of the external device a data generation unit that is configured to extract some of the sensor signals filtered by the filter processing unit and to generate the time series data, the sampling device being characterized in that the data generation unit is configured to first extract some of the sensor signals from the sensor signals filtered by the filter processing unit by acquiring the sensor signals transferred from the filter processing unit in a predetermined data transfer period that is different from the data acquisition period, to thereafter combine the sensor signals transferred in the data transfer period for a plurality of transfer periods and to generate the time series data, and to then transmit the sensor signals as the time series data to the transmitter.