... detecting non-corrosive gas, such as H2, SF6 and N2, etc., and the entire instrument is flexible to facilitate carrying. ... °C, when the dew point temperature is lower than 0°C, the output of sensor is frost pointTypical precisionsuperior than ... (63%), 10min (90%)Operation environmentTemperature -10…+60°CRelative humidity 0…100%RHPressure 1 barometric pressureParameter of complete applianceWorking flow ...