Closed Cycle Refrigerator
The 2-stage coldhead (ARS 202) is operated by an water cooled 1.8kW compressor (HW-4) at about 20 bars helium pressure. Samples can be mounted on the 6mm thread of the cold finger, which is placed in the isolation vacuum of the cooler.
|Sample Space Dia./Height||40mm / 40mm|
|Temperature Range||4.3K - 320K|
|Thermometry Sensors||Si-Diode, Cernox|