Thunder Scientific 3920 Automated Low Humidity Generation System (0.00003% ~ ~50%)

SPECIFICATIONS 

Frost Point Temperature Range: -95 to 0.01 °C

Dew Point Temperature Range: -50 to 10 °C

Parts Per Million Range: 0.04 to 12300 PPMv

Relative Humidity Range: 0.00003% to ~50%

Saturation Temperature Range:  -80 to 12 °C

Saturation Temperature Control Stability:  0.008 °C

Saturation Temperature Cooling Rate: from 12 to -80 °C:  0.33 °C per Minute (average)

Saturation Temperature Heating Rate: from -80 to 12 °C:  0.33 °C per Minute (average)

Test Temperature Range (measured): 0 to 50 °C

Saturation Pressure Range: ~Ambient to 250 psiA

Saturation Pressure Specification: 0.02% of full scale

Test Pressure Range (measured): Ambient to 50 psiA

Test Pressure Specification: 0.02% of full scale

Gas Type: Gaseous Nitrogen or CO2 free Air

Supply Pressure Range: 80 to 300 psiG

Supply Pressure Specification: ±1.25 psiG

Gas Flow Rate Range: 0.5 to 10 SLPM

Gas Flow Rate Resolution: 0.2 SLPM

Gas Flow Rate Specification: 2% of full scale

Display Resolution: 0.001

Refrigeration: 1/3 HP R-134A & 1/3 HP R-23 in cascade

Heating: Stainless Steel Immersion

Test Port & Gas Inlet: 1/4 Inch Swagelok VCR®

Physical Dimensions: 37.9" H x 23" W x 34.9" D (96.5 cm x 58.4 cm x 88.6 cm)

UNCERTAINTY 

Dew Point Uncertainty: –50 °C to 10 °C:  0.01% |R| + 0.07 °C

Frost Point Uncertainty: ≥ –90 °C:  0.05% |R| + 0.07 °C

Frost Point Uncertainty: <–90 °C:  1.7% |R| – 1.415 °C

Test Temperature Uncertainty: 0 to 50 °C:  0.031 °C

UTILITIES 

Electrical Power: 220/230 V~, 10 A, 1 Ø 50/60 Hz

Gas Supply: 80 to 300 psiG @ 10 L/min

Floor Space: 9 ft2 (0.84 m2)

ENVIRONMENTAL 

Operating Temperature: 15 to 30 °C

Storage Temperature: 0 to 50 °C

Humidity: 5 to 95% Non-condensing

Datasheet