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Extech SuperHeat Psychrometer

Extech SuperHeat Psychrometer

Extech Psychrometer with 2 Type K External Probes and Stores 99 Readings

Part Number: RH350

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  • 2 External Type K Temperature Probes for Differential Measurements
  • Stores up to 99 Recorded Data Values
  • Simultaneous Display of %RH, Temperture and Dew Point or Wet Bulb or External Probe Temperatures
  • Features Data Hold, Max, Min, Average, Real Time Clock and Auto Power Off Functions
  • Protective Sensor Cap When Not in Use

Includes (4) AAA Alkaline Batteries, (2) Type K Temperature Probes, and Windows PC Software

Requires RS-232 Cable #589250 for Downloading Data to PC

Special order - please allow 7-10 days for this item to ship.


All Calibration Orders Have a 5 to 7 Business Day Lead Time
1 Year Calibration Due Date Unless Otherwise Specified

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Extech RH350 SuperHeat Psychrometer Specifications

Humidity Range: 10 to 90% RH
Max Resolution: 0.1% RH
Accuracy: ±3% RH
Temperature (Internal) Range: -4°F to 122°F (-20°C to 50°C)
Max Resolution: 0.1°
Accuracy: ±1.8°F (1°C)
Temperature (External) Range: -328°F to 2498°F (-200°C to 1370°C)
Max Resolution: 0.1°
Accuracy: ±0.3% or ±1.8°F (±1°C)
Dew Point -90.4°F to 122°F (-68.0°C to 49.9°C)
Wet Bulb -6.9°F to 122°F (-21.6°C to 49.9°C)
Display Triple LCD
Response Time 60 Seconds Typical
Low Battery Indicator Yes
Operating Conditions Temperature: -4°F to 122°F (-20°C to 50°C)
Humidity:<99% RH Non-Condensing
Storage Conditions Temperature: -40°F to 185°F (-40°C to 85°C)
Humidity: <99% RH Non-Condensing
Power Supply (4) 1.5 Volt AAA Batteries
Battery Life Approximately 300 Hours
Software Compatibility Windows 95, 98, ME, NT, 2000, XP
Weight 5.3oz. (153 grams)
Dimensions 9.0" x 2.2" x 1.7" (23.0cm x 5.7cm x 4.4cm)

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