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Extech RHT30 USB Humidity/Temperature Datalogger

The datalogger is designed with a rugged housing and a standard USB connector where stored readings (up to 48,000 data) are conveniently transferred to a PC in PDF or Excel® spreadsheet format when plugged in.

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Extech RHT30 USB Humidity/Temperature Datalogger
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  • Extech RHT30 USB Humidity/Temperature Datalogger

The datalogger is designed with a rugged housing and a standard USB connector where stored readings (up to 48,000 data) are conveniently transferred to a PC in PDF or Excel® spreadsheet format when plugged in. 

Additional features include an 8-location logger bookmark, 6-language options, programmable sampling interval, adjustable alarm, and password-protected security log-in. Large LCD optimizes viewing and the smart LED provides color-coded humidity, and temperature reading status.

Features:

  • Compact size housing with built-in NTC thermistor and capacitive humidity sensor designed with standard USB connector for easy data downloading to a PC
  • 5-digit LCD display with battery life indicator
  • User programmable settings: 6 languages, sample rate, start delay time, alarm delay time, high/low alarm range, and security feature
  • Status Indication via Red and Green LEDs
  • Start button begins continuous datalogging, which continues until memory is full at 48,000 readings (24,000 for each parameter: Humidity/Temperature), or when Stop button is pressed
  • Bookmark 8 locations in a data recording log with a press of the Mark button
  • Long battery life (approx. 3 months)
  • Generates a PDF report or Excel® spreadsheet with data and trending graph when plugged into a PC after datalogging is completed (Adobe® Reader® required)
  • Max/Min function
  • Includes 2 CR2032 batteries, USB cover (can be used as a stand), wall mounting screw, and built-in hanger
Specifications Range Max Resolution Basic Accuracy
Humidity 0.1 to 99.9%RH 0.1%RH ±3%RH
Temperature (Air) -22 to 158°F (-30 to 70°C) 0.1° ±1.0°F (±0.5°C)
Datalogging interval 30 seconds to 2 hours    
Memory Temperature: 24,000 points; Relative Humidity: 24,000 points    
Dimensions/Weight 4.3x1.6x0.75" (110x40x19mm)/ 1oz (90g)