Product Announcement from Buck Research Instruments, LLC


Chilled Mirror Hygrometer CR-4-Image

The CR-4 is a chilled mirror hygrometer that uses a 3-stage thermoelectric cooler (TEC) to enable frost point measurements of as low as - 60°C, under favorable ambient conditions. Depending upon ambient temperature, it can measure dew points as high as 60°C.

Applications:

  • Laboratory
  • Calibration Standard
  • Portable reference

Specifications:

  • 3 Stage Thermoelectric Cooler
  • Dew/Frost Range: -60 to +60 °C *
  • Humidity scale oC, oF dew/frost point
  • Moisture concentration in PPMv with optional pressure sensor and 0.01 to 100 %RH with optional temperature sensor
  • 90 °C Depression
  • Resolution: 0.01 °C
  • Accuracy: ±0.1 °C
  • Sample Flow Rate: 0.25 to 3 liters/min
  • Sample Pressure: 0 to 150 psia
  • 0 to 10v and 4-20 mA Scaleable Analog Output
  • RS232 Serial I/O
  • Dimensions: 8x9x10 inches, ( 20 x 23 x 25 cm). Weight: approx. 4 kg (without batteries).
  • Power Requirement: 110 - 240 vac @ 50/60 Hz or rechargeable battery pack for 6 hours continuous use
  • NIST-traceable calibration certificate

*Dependent upon ambient temperature.

 
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