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Model 340 Typical Sensor Performance

Sample calculations of typical sensor performance

	Example Lake Shore sensor	Temp	Nominal resistance/voltage	Typical sensor sensitivity⁴	Measurement resolution: temperature equivalents	Electronic accuracy: temperature equivalents	Temperature accuracy including electronic accuracy, CalCurve™, and calibrated sensor	Electronic control stability⁵: temperature equivalents
Silicon diode	DT-670-C0-13 with 1.4H calibration	1.4 K	1.664 V	-12.49 mV/K	0.8 mK	±13 mK	±25 mK	±1.6 mK
		77 K	1.028 V	-1.73 mV/K	5.8 mK	±76 mK	±98 mK	±11.6 mK
		300 K	0.5596 V	-2.3 mV/K	4.3 mK	±47 mK	±79 mK	±8.7 mK
		500 K	0.0907 V	-2.12 mV/K	4.7 mK	±40 mK	±90 mK	±9.4 mK
Silicon diode	DT-470-SD-13 with 1.4H calibration	1.4 K	1.6981 V	-13.1 mV/K	0.8 mK	±13 mK	±25 mK	±1.6 mK
		77 K	1.0203 V	-1.92 mV/K	5.2 mK	±68 mK	±90 mK	±10.4 mK
		300 K	0.5189 V	-2.4 mV/K	4.2 mK	±44 mK	±76 mK	±8.4 mK
		475 K	0.0906 V	-2.22 mV/K	4.5 mK	±38 mK	±88 mK	±9 mK
GaAlAs diode	TG-120-SD with 1.4H calibration	1.4 K	5.391 V	-97.5 mV/K	0.2 mK	±8.8 mK	±21 mK	±0.4 mK
		77 K	1.422 V	-1.24 mV/K	16 mK	±373 mK	±395 mK	±32 mK
		300 K	0.8978 V	-2.85 mV/K	7 mK	±144 mK	±176 mK	±14 mK
		475 K	0.3778 V	-3.15 mV/K	6.4 mK	±114 mK	±164 mK	±13 mK
100 Ω platinum RTD 500 Ω full scale	PT-103 with 14J calibration	30 K	3.660 Ω	0.191 Ω/K	1.1 mK	±13 mK	±23 mK	±2.2 mK
		77 K	20.38 Ω	0.423 Ω/K	0.5 mK	±10 mK	±22 mK	±1.0 mK
		300 K	110.35 Ω	0.387 Ω/K	5.2 mK	±39 mK	±62 mK	±10.4 mK
		500 K	185.668 Ω	0.378 Ω/K	5.3 mK	±60 mK	±106 mK	±10.6 mK
Cernox^®	CX-1010-SD with 0.3L calibration	0.3 K	2322.4 Ω	-10785 Ω/K	8.5 µK	±0.1 mK	±3.6 mK	±17 µK
		0.5 K	1248.2 Ω	-2665.2 Ω/K	26 µK	±0.2 mK	±4.7 mK	±52 µK
		4.2 K	277.32 Ω	-32.209 Ω/K	140 µK	±3.8 mK	±8.8 mK	±280 µK
		300 K	30.392 Ω	-0.0654 Ω/K	23 mK	±339 mK	±414 mK	±46 mK
Cernox^®	CX-1050-SD-HT⁹ with 1.4M calibration	1.4 K	26566 Ω	-48449 kΩ/K	20 µK	±0.3 mK	±5.3 mK	±40 µK
		4.2 K	3507.2 Ω	-1120.8 kΩ/K	196 µK	±2.1 mK	±7.1 mK	±392 µK
		77 K	205.67 Ω	-2.4116 Ω/K	1.9 mK	±38 mK	±54 mK	±3.8 mK
		420 K	45.03 Ω	-0.0829 Ω/K	18 mK	±338 mK	±403 mK	±36 mK
Germanium	GR-300-AA with 0.3D calibration	0.35 K	18225 Ω	-193453 Ω/K	4 µK	±48 µK	±4.2 mK	±8 µK
		1.4 K	449 Ω	-581 Ω/K	41 µK	±481 µK	±4.7 mK	±82 µK
		4.2 K	94 Ω	-26.6 Ω/K	56 µK	±1.8 mK	±6.8 mK	±112 µK
		100 K	2.7 Ω	-0.024 Ω/K	6.3 mK	±152 mK	±175 mK	±12.6 mK
Germanium	GR-1400-AA with 1.4D calibration	1.8 K	15288 Ω	-26868 Ω/K	28 µK	±302 µK	±4.5 mK	±56 µK
		4.2 K	1689 Ω	-862 Ω/K	91 µK	±900 µK	±5.1 mK	±182 µK
		10 K	253 Ω	-62.0 Ω/K	73 µK	±1.8 mK	±6.8 mK	±146 µK
		100 K	2.8 Ω	-0.021 Ω/K	7.1 mK	±177 mK	±200 mK	±14.2 mK
Carbon-Glass	CGR-1-500 with 1.4L calibration	1.4 K	103900 Ω	-520000 Ω/K	13 µK	±0.1 mK	±4.1 mK	±26 µK
		4.2 K	584.6 Ω	-422.3 Ω/K	63 µK	±0.8 mK	±4.8 mK	±126 µK
		77 K	14.33 Ω	-0.098 Ω/K	4.6 mK	±108 mK	±133 mK	±9.2 mK
		300 K	8.55 Ω	-0.0094 Ω/K	16 mK	±760 mK	±865 K	±32 mK
Rox™	RX-102A-AA with 0.3B calibration	0.5 K	3701 Ω	-5478 Ω/K	41 µK	±0.5 mK	±5 mK	±82 µK
		1.4 K	2005 Ω	-667 Ω/K	128 µK	±1.4 mK	±6.4 mK	±256 µK
		4.2 K	1370 Ω	-80.3 Ω/K	902 µK	±8 mK	±24 mK	±1.8 mK
		40 K	1049 Ω	-1.06 Ω/K	62 mK	±500 mK	±537 K	±124 mK
Thermocouple 50 mV 3060 option	Type K	75 K	-5862.9 µV	15.6 µV/K	26 mK	±0.25 K⁷	Calibration not available from Lake Shore	±52 mK
		300 K	1075.3 µV	40.6 µV/K	10 mK	±0.038 K⁷		±20 mK
		600 K	13325 µV	41.7 µV/K	10 mK	±0.184 K⁷		±20 mK
		1505 K	49998.3 µV	36.006 µV/K	11 mK	±0.73 K⁷		±22 mK

⁴ Typical sensor sensitivities were taken from representative calibrations for the sensor listed
⁵ Control stability of the electronics only, in an ideal thermal system
⁶ Non-HT version maximum temperature: 325 K
⁷ Accuracy specification does not include errors from room temperature compensation