8.3 Repeatability

This test shall be carried out according to R 144-2, 1.4, under reference conditions. For 20 consecutive measurement of the same CGM, made by the same operator using the same gas analytical system during a short period of time, the standard deviation shall not exceed 1/3 of the absolute value of the maximum permissible error according to 4.4, for the relevant point of the measurement range.