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SPECIFICATIONS
Relative Humidity Range (Test Chamber @ 14.7 psiA) 5 to 98 %RH
Dew Point Temperature Range (Test Chamber @ 14.7 psiA) –35 to 70 °C
Frost Point Temperature Range (Test Chamber @ 14.7 psiA) –32 to 0 °C
Bath Temperature Range: 0 to 72 °C
Bath Temperature Control Stability: 0.002 °C
Bath Temperature Heating Rate: from 0 to 72 °C 0.5 °C per Minute (average)
Bath Temperature Cooling Rate: from 72 to 0 °C 0.5 °C per Minute (average)
Chamber Temperature Uniformity: 0.008 °C
Gas Type: Air or Nitrogen
Gas Pressure Rating: (MAWP) 350 psiG
Gas Flow Rate Range: 10 to 100 L/min
Gas Flow Rate Specification: ±2% of full Scale
Supply Pressure Specification: ±1.25 psiG
Saturation Pressure - Low Range: Ambient to 45 psiA
Saturation Pressure - High Range: 45 to 325 psiA
Test Chamber Pressure Range: Ambient to 15 psiA
Display Resolution: 0.001
Test Chamber Dimensions: 12" H x 12" W x 12" D (30.5 cm x 30.5 cm x 30.5 cm)
Physical Dimensions: 38.25” H x 60” W x 36” D (97.15 cm x 152.4 cm x 91.44 cm)
UNCERTAINTY
Relative Humidity: 5 to 98 %RH, 10 to 100 L/min 0.17% * R + 0.016
Example 1: If the %RH reading is 50 %RH, the uncertainty would then be: 0.17% * 50 + 0.016 = 0.101
Example 2: If the %RH reading is 10 %RH, the uncertainty would then be: 0.17% * 10 + 0.016 = 0.033
Dew Point: –27 to + 70 °C Dew Point (Ps <= 140 psiA), 10 to 100 L/min 0.03 °C
Dew Point: –35 to –27 °C Dew Point (Ps > 140 psiA), 10 to 100 L/min 0.05 °C
Frost Point: –22 to 0.01 °C Frost Point (Ps <= 100 psiA), 10 to 100 L/min 0.03 °C
Frost Point: –32 to –22 °C Frost Point (Ps > 100 psiA), 10 to 100 L/min 0.05 °C
Temperature: 0 to 72 °C 7 0.015 °C
Test Chamber Pressure: Ambient to 15 psiA 0.0021 psiA
Low-Range Saturation Pressure: Ambient to 45 psiA 0.0042 psiA
High-Range Saturation Pressure: 45 to 325 psiA 0.03 psiA
UTILITIES
Electrical Power: 200-220/208-230 V~, 50/60 Hz, 20 A, 3 Ø, 4 Wire
Gas Supply: 350 psiG @ 100 L/min
Cooling Water: 2 gpm (8 L/min) Maximum @ 21 °C
ENVIRONMENTAL
Operating Temperature: 15 to 30 °C
Storage Temperature: 0 to 50 °C
Humidity: 5 to 95% Non-condensing
