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Model 332 Cryogenic Temperature Controller

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Sensor Selection

Typical Sensor Performance - click here for sample calculations of typical sensor performance

Example Lake Shore Sensor

Temp

Nominal
Resistance/
Voltage

Typical
Sensor Sensitivity⁵

Measurement
Resolution:
Temperature
Equivalents

Electronic Accuracy: Temperature Equivalents

Temperature Accuracy including Electronic Accuracy, CalCurve™, and Calibrated Sensor

Electronic Control Stability⁶:
Temperature Equivalents

Silicon Diode

DT-670-SD-13 with 1.4H calibration

1.4 K

1.644 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

0.5597 V

-2.3 mV/K

4.4 mK

±47 mK

±79 mK

±8.8 mK

500 K

0.0907 V

-2.12 mV/K

4.8 mK

±40 mK

±90 mK

±9.6 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

±69 mK

±91 mK

±10.4 mK

300 K

0.5189 V

-2.4 mV/K

4.2 mK

±45 mK

±77 mK

±8.4 mK

475 K

0.0906 V

-2.22 mV/K

4.6 mK

±38 mK

±88 mK

±9.2 mK

GaAlAs Diode

TG-120-SD
with 1.4H calibration

1.4 K

5.391 V

-97.5 mV/K

0.2 mK

±4 mK

±16 mK

±0.4 mK

77 K

1.422 V

-1.24 mV/K

16.2 mK

±122 mK

±144 mK

±32.4 mK

300 K

0.8978 V

-2.85 mV/K

7 mK

±44 mK

±76 mK

±14 mK

475 K

0.3778 V

-3.15 mV/K

6.4 mK

±32 mK

±82 mK

±12.8 mK

100 W Platinum RTD
500 W Ful Scale

PT-103
with 14J calibration

30 K

3.660 W

0.191 W/K

10.5 mK

±23 mK

±33 mK

±21 mK

77 K

20.38 W

0.423 W/K

4.8 mK

±15 mK

±27 mK

±9.6 mK

300 K

110.35 W

0.387 W/K

5.2 mK

±39 mK

±62 mK

±10.4 mK

500 K

185.668 W

0.378 W/K

5.3 mK

±60 mK

±106 mK

±10.6 mK

Cernox™ CX-1050

CX-1050-SD-HT⁷
with 1.4M calibration

2 K

11844 W

-11916 W/K

43 µK

±0.5 mK¹¹

±5.5 mK¹¹

±86 µK

4.2 K

3507 W

-1120.8 W/K

50 µK

±1.4 mK¹⁰

±6.4 mK¹⁰

±100 µK

77 K

205.67 W

-2.411 W/K

2 mK

±39 mK⁹

±55 mK⁹

±4 mK

420 K

45.03 W

-0.0829 W/K

3.7 mK

±230 mK⁸

±295 mK⁸

±7.4 mK

Cernox™ CX-1070

CX-1050-SD-HT⁷ with 4.2M calibration

4.2 K

5979.4 W

-2225.3 W/K

36 µK

±1.1 mK¹⁰

±6.1 mK¹⁰

±72 µK

77 K

248.66 W

-3.1498 W/K

1.8 µK

±35 mK⁹

±51 mK⁹

±3.6 mK

300 K

66.441 W

-0.2013 W/K

1.5 mK

±137 mK⁸

±177 mK⁸

±3 mK

420 K

49.819 W

-0.0944 W/K

3.2 mK

±222 mK⁸

±287 mK⁸

±6.4 mK

Germanium

GR-200A-1500 with 1.4D calibration

1.4 K

25630 W

-64200 W/K

14 µK

±0.2 mK¹¹

±4.2 mK¹¹

±28 µK

4.2 K

1377 W

-688 W/K

51 µK

±1 mK¹⁰

±5 mK¹⁰

±102 µK

10 K

238.1 W

-50.5 W/K

0.1 mK

±2.1 mK⁹

±7.1 mK⁹

±0.2 mK

100 K

3.846 W

-0.033 W/K

9 mK

±77 mK⁸

±93 mK⁸

±18 mK

Germanium

GR-200A-2500 with 1.4D calibration

2 K

21190 W

-35200 W/K

23 µK

±0.3 mK¹¹

±4.3 mK¹¹

±46 µK

4.2 K

2476 W

-1510 W/K

30 µK

±0.8 mK¹⁰

±5 mK¹⁰

±60 µK

10 K

212.4 W

-69.9 W/K

74 µK

±1.4 mK⁹

±6.4 mK⁹

±148 µK

100 K

2.366 W

-0.015 W/K

20 mK

±130 mK⁸

±146 mK⁸

±40 mK

Rox™

RX-102A-AA
with 1.4B calibration

1.4 K

2005 W

-667 W/K

60 µK

±1.4 mK¹⁰

±17.4 mK¹⁰

±120 µK

4.2 K

1370 W

-80.3 W/K

0.5 mK

±8.1 mK¹⁰

±24.1 mK¹⁰

±1 mK

10 K

1167 W

-15.3 W/K

2.1 mK

±37 mK¹⁰

±55 mK¹⁰

±4.2 mK

40 K

1049 W

-1.06 W/K

29 mK

±490 mK¹⁰

±527 mK¹⁰

±58 mK

Thermocouple
50 mV

Type K

75 K

-5862.9 µV

15.6 µV/K

26 mK

±0.25 K¹²

Calibration not available from
Lake Shore

±52 mK

300 K

1075.3 µV

40.6 µV/K

10 mK

±0.038 K¹²

±20 mK

600 K

13325 µV

41.7 µV/K

10 mK

±0.184 K¹²

±20 mK

1505 K

49998.3 µV

36.006 µV/K

12 mK

±0.73 K¹²

±24 mK

⁵ Typical sensor sensitivities were taken from representative calibrations for the sensor listed
⁶ Control stability of the electronics only, in an ideal thermal system
⁷ Non-HT version maximum temperature: 325 K
¹² Accuracy specification does not include errors from room temperature compensation

⁸ NTC RTD range 75 W	¹⁰ NTC RTD range 7500 W
⁹ NTC RTD range 750 W	¹¹ NTC RTD range 75000 W

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