Basic System Specifications — Continuous Flow Cryostats

Liquid Helium (ST & STVP) and Liquid Nitrogen (ST)

SpecificationSuperTran
(Sample in Vacuum)
SuperTranVP
(Sample in Vapor)
Temperature Range<2 to 325 K (ST series: 100 to 400)
(500 K, >700 K optional)
1.5 to 325 K
(consult with Janis for other temperatures)
Initial Cooldown Time15 min
(ST series: 100 to 400)
25 min
(ST-500)
15 min
(STVP series: 100 to 300)
30 min
(STVP-NMR)
Nominal Temperature Stability (with controller)50 mK or less50 mK or less
OrientationAny positionVertical for <4.5 K
System Weight (without transfer line)10 lb (4.6 kg)15 lb (6.8 kg)
Cryogen Consumption on Cooldown0.4 L LHe (325 to 4.2 K)
0.1 L LN2 (325 to 77 K)
0.5 L LHe (325 to 4.2 K)
Nominal Cryogen Consumption Rate0.6 L/h LHe (5 K)
(ST-100, ST-100-FTIR, ST-200, ST-300, ST-300S, ST-400-1, ST-400-2)
0.6 L/h LHe (5 K) (ST-300T)
0.9 L/h LHe (5 K) (ST-400-3)
1.1 L/h LHe (5 K) (ST-500)
2.2 L/h LHe (5 K) (ST-500-UC)
1.1 L/h LHe (5 K) (ST-500-attocube)
1.1 L/h LHe (5 K) (ST-500-LGV)
0.1 L/h LN2 (100 K)
1.3 L/h LHe (5 K)
(STVP-100 [1,2,3], STVP-200 [1,2,3])
1.4 L/h LHe (5 K)
(STVP-NMR)
NOTE: Specifications do not include optical or experimental heat loads and assume vertical orientation.
NOTE: Consult Janis for high temperature or LN2 operations for SuperTran-VP.