METROLOGY - TEMPERATURE CAPABILITIES
PARAMETER	UNIT	RANGE	TEST UNCERTAINTY	TECHNIQUE	REMARKS
TEMPERATURE:
SPRT	K	~ 77 to 933.473 K	± 0.3 to 3.5 mK	ITS-90 Fixed Point Calibration at TPHg, TPH2O, FPSn, FPZn, FPAl, and comparison at NBPLN2	Interpolation table and computer diskette provided
	°C	~ -195.5 to 660.323 °C	± 0.3 to 3.5 m°C
HTSPRT	K	273.15 to 1234.93 K	± 0.5 to 5.0 mK (preliminary)	ITS-90 Fixed Point Calibration at TPH2O, FPSn, FPZn, FPAl, and FPAg	Interpolation table and computer diskette provided
	°C	0.000 to 961.78 °C	(preliminary)
Noble Metal Thermocouple	°C	-38.8344 to 961.78 °C	± 0.10 to 0.25°C	ITS-90 Fixed Point Calibration at TPHg, FPSn, FPZn, FPAl, and FPAg	Interpolation table extrapolated to 1100 °C (2000 °F) provided
	°F	-37.9019 to 1763.20 °F	± 0.18 to 0.45°F (preliminary)
SPRT or RTD	K	~ 77 to ~ 773 K	± 5 to 20 mK	Comparison calibration on the ITS-90 to SPRT	Interpolation table extrapolated to 693.15 K (420 °C) provided
	°C	~ -195.5 to ~ 500 °C	± 5 to 20 m°C or ± 0.005 to 0.02°C
Noble Metal Thermocouple	°C	0.00 to 1100.00 °C	± 0.10 to 0.50°C	Comparison calibration on ITS-90 to SPRT & Type S Thermocouple	Interpolation table provided
	°F	32.00 to 2000.00 °F	± 0.18 to 0.90°F (preliminary)
Thermistor	K	~ 178 to 573.15 K	cannot spec	Comparison calibration on ITS-90 to SPRT	Interpolation table provided
	°C	~ -95 to 300 °C	cannot spec
Liquid in Glass Thermometer	°C	~ -95 to ~ 300 °C	± 5 to 10 m°C	Comparison calibration on ITS-90 to SPRT
	°F	~ -140 to 570 °F	± 9 to 18 m°F
Base Metal Thermocouple	°C	~ -195.5 to 1100 ° C	± 0.1 to 0.6 °C	Comparison calibration on ITS-90 to RTD and/or Noble Metal Thermocouple.
	°F	~ -320 to 2000 ° F	± 0.2 to 1.1 °F
Thermocouple Reference Junction Probe	°C	0 ° C to ambient	± 0.05 °C	Comparison calibration on ITS-90 to SPRT
	°F	32 °F to ambient	± 0.09 °F
LEGEND: (K ) Kelvins, (°C) Degrees Celsius, (°F) Degrees Fahrenheit, (~) approximately

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