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Extech RHT20 Humidity and Temperature Data Logger with Internal Sensor and LCD Display

Humidity and Temperature Data Logger Recorder

Extech Data Logger Measuring Temperature and RH

Part Number: RHT20

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  • Measure and Record Temperature and Humidity Readings
  • Store up to 16,000 Temperature and Humidity Measurements
  • User Programmable Alarms for Temp and RH, About 3 Month Battery Life
  • Large LCD Displays Shows Current Readings, Min/Max and Alarm Status
  • USB Interface for Easy Setup and Data Download

Includes (1) 3.6 Volt Lithium Battery, Mounting Bracket with Combination Lock, and Windows PC Software

Availability: In stock


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 RHT20 Humidity Temperature Data Logger Specifications

Measurement Range Temperature: -40°C to 70°C (-40F to 158F)
Humidity: 0 to 100% RH
Temperature Accuracy ±1.0°C (±1.8°F) @ -10°C to 40°C (14°F to 104°F)
±2.0°C (±3.6°F) All Other Ranges
Humidity Accuracy ±3% RH (40 to 60%)
±3.5%RH (20 to 40 & 60 to 80%)
±5.0%RH (0 to 20 & 80 to 100%)
Resolution Temperature: 0.1°C/°F
Humidity: 0.1% RH
Sampling Rate 1 Second to 24 Hours
Data Storage Capacity Temperature: 16,000
Humidity: 16,000
LCD Display Current Readings, Min/Max, Alarm Status
Alarm User-Configurable Through Software, Visual
Battery 3.6 Volt Lithium Battery
Battery Life Approx. 3 Months
(Dependant on Environment and Sampling Rate)
Software Windows 7, Vista, XP and 2000 (32-Bit Compatible)
Standards Compliance CE
Weight 3.2 oz. (90.7 grams)
Dimensions 94.4mm x 48.9mm x 31.2mm (3.7" x 1.9" x 1.2")

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