Lakeshore 332 User Manual page 16

Table 1-2. Model 332 Typical Sensor Performance Chart (Continued)
Sensor Type
Temperature Coefficient
Input Range
Sensor Excitation
*
(Constant Current)
Display Resolution
(Sensor Units)
Example Lake Shore Sensor
Standard Sensor Curve
†
Typical Sensor Sensitivity
Measurement Resolution:
Sensor Units
Temperature Equivalence
Electronic Accuracy:
Sensor Units
Temperature Equivalents
Temperature Accuracy including
electronic accuracy, CalCurve
and calibrated sensor
Control Stability:
Sensor Units
Temperature Equivalence
Magnetic Field Use
Current reversal eliminates thermal EMF voltage errors for resistor sensors.
*
†
Typical sensor sensitivities were taken from representative calibrations for the sensor listed.
NOTES:
NTC RTD Range 75 Ω
1
NTC RTD Range 750 Ω
2
3 NTC RTD Range 7500 Ω
NTC RTD Range 75000 Ω
4
1-6
Lake Shore Model 332 Temperature Controller User's Manual
Germanium Germanium
GR-200A-1500 GR-200A-250
Negative Negative
AutoRange AutoRange
75 mV max 75 mV max
4 ranges from 75 Ω - 4 ranges from 75 Ω -
75 kΩ 75 kΩ
5 digits 5 digits
GR-200A-1500 GR-200A-250 with
with1.4D calibration 0.3D calibration
Requires calibrated Requires calibrated
sensor sensor
–64200 Ω/K at 1.4 K –8450 Ω/K at 1 K
–668 Ω/K at 4.2 K –68.9 Ω/K at 4.2 K
–0.078Ω/K at 77 K –0.054 Ω/K at 77 K
Auto Range Auto Range
see Table 1-3 see Table 1-3
<10 µK at 1.4 K <10 µK at 1 K
4
30 µK at 4.2 K 40 µK at 4.2 K
3
3.8 mK at 77 K 5.5 mK at 77 K
1
Auto Range Auto Range
see Table 1-3 see Table 1-3
±0.2 mK at 1.4 K ±0.2 mK at 1 K
4
±1 mK at 4.2 K ±2 mK at 4.2 K
3
±38 mK at 77 K ±47 mK at 77 K
1
±6 mK at 1.4 K ±6 mK at 1 K
4
±6 mK at 4.2 K ±7 mK at 4.2 K
3
±128 mK at 77 K ±137 mK at 77 K
1
±80 mΩ ±80 mΩ
±20 µK at 1.4 K ±20 µK at 1 K
4
±60 µK at 4.2 K ±80 µK at 4.2 K
3
±7.6 mK at 77 K ±11 mK at 77 K
1
Not Recommended Not Recommended
Cernox™
CX-1070
Negative
AutoRange
75 mV max
4 ranges from 75 Ω -
75 kΩ
5 digits
CX-1070-SD with
1.4L calibration
Requires calibrated
sensor
–17600 Ω/K at 4.2 K
–-969 Ω/K at 10 K
–8.26 Ω/K at 77 K
–0.419 Ω/K at 300 K
Auto Range
see Table 1-3
<10 µK at 4.2 K
3 4
<100 µK at 10 K
2 3
3.6 mK at 77 K
1 2
7.2 mK at 300 K
2
Auto Range
see Table 1-3
±1 mK at 4.2 K
3 4
±3 mK at 10 K
2 3
±28 mK at 77 K
1 2
±128 mK at 300 K
2
±7 mK at 4.2 K
3 4
±11 mK at 10 K
2 3
±78 mK at 77 K
1 2
±268 mK at 300 K
2
±80 mΩ
±20 mK at 4.2 K
3 4
±7.2 mK at 77 K
2 2
±14.4 mK at 300 K
1 2
Recommended for
T > 2 K & B ≤ 19 T
Cernox™ Cernox™
CX-1050 CX-1030
Negative Negative
AutoRange AutoRange
75 mV max 75 mV max
4 ranges from 75 Ω - 4 ranges from 75 Ω -
75 kΩ 75 kΩ
5 digits 5 digits
CX-1050-SD with CX-1030-SD with
1.4L calibration 1.4L calibration
Requires calibrated Requires calibrated
sensor sensor
–-42800 Ω/K at 2 K –-8670 Ω/K at 1.4 K
–2290 Ω/K at 4.2 K –138 Ω/K at 4.2 K
–2.15 Ω/K at 77 K –-.828 Ω/K at 77 K
–0.131 Ω/K at 300 K –0.067 Ω/K at 300 K
Auto Range Auto Range
see Table 1-3 see Table 1-3
<10 µK at 2 K <10 µK at 1.4 K
4
<10 µK at 4.2 K 20 µK at 4.2 K
3
1.2 mK at 77 K 3.6 mK at 77 K
2
2.3 mK at 300 K 4.5 mK at 300 K
1
Auto Range Auto Range
see Table 1-3 see Table 1-3
±0.3 mK at 2 K ±0.2 mK at 1 K
4
±1 mK at 4.2 K ±2 mK at 4.2 K
3
±30 mK at 77 K ±57 mK at 77 K
2
±130 mK at 300 K ±224 mK at 300 K
1
±6 mK at 2 K ±6 mK at 1.4 K
4
±7 mK at 4.2 K ±8 mK at 4.2 K
3
±80 mK at 77 K ±107 mK at 77 K
2
±270 mK at 300 K ±364 mK at 300 K
1
±80 mΩ ±80 mΩ
±8 µK at 2 K ±20 µK at 1.4 K
4
±20 µK at 4.2 K ±40 µK at 4.2 K
3
±2.4 mK at 77 K ±7.2 mK at 77 K
2
±4.58 mK at 300 K
1 ±9 mK at 300 K
Recommended for Recommended for
T > 2 K & B ≤ 19 T T > 2 K & B ≤ 19 T
Introduction
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