Accuracy: Thermistor Temp Sensor: ±0.2°C @ 25°C (±0.36°F @ 77°F); RTD Temp Sensor: DIN Class B; ±0.3°C @ 0°C (±54°F @ 32°F). Operating Temperature: -40 to 140°F (-40 to 60°C). Sensor Curves: See R-T Lookup Table. Housing Material: ABS plastic (TE-W), 304SS (TE-WSS). Weight: TE-W: 0.3 lb (136 g), TE-WSS: 2.3 oz (65 g). Resistance Curves for TE Series.