Fluke 971 FE 971 Users Manual - Page 10

971 Users Manual Specifications Temperature Range: Accuracy: Resolution: Update rate: Sensor type: Relative Humidity Range: Accuracy: Resolution: Response time: Sensor hysteresis: Sensor type: Temperature Coefficient: Wet Bulb Temperature Range: Dew Point Temperature Range: -20 to 60 °C (-4 to 140 °F) ±0.5 °C on 0 to 45 °C ±1.0 °C on -20 to 0 °C, 45 to 60 °C ±1.0 °F on 32 to 113 °F ±2.0 °F on -4 to 32 °F, 113 to 140 °F 0.1 °C /°F 500 ms NTC 5 to 95 % RH ±2.5 % RH (10 to 90 % RH) @23 °C (73.4 °F) ±5.0 % RH (90 % RH) @23 °C (73.4 °F) 0.1 % RH 60 seconds max. ±1 % RH with excursion of 90 % to 10 % to 90 % Electronic-capacitance polymer film 0.1 x (specified accuracy)/°C (< 23 °C or > 23 °C) -20 to 60 °C (-4 to 140 °F) -50 to 60 °C (-58 to 140 °F) 8