Name: Extech RHT20 Humidity and Temperature Datalogger Up to 16,000 readings
SKU: 710333

Product Details ＋

The Extech RHT20 Humidity and Temperature Datalogger is an efficient tool for monitoring and recording environmental conditions over time. With a memory capacity of up to 16,000 humidity readings and 16,000 temperature readings, the RHT20 allows users to collect precise data with a user-selectable sampling rate ranging from 1 second to 24 hours. The device is ideal for use in storage areas, cargo holds, freezers, temperature-controlled rooms, and other critical environments. The built-in LCD displays real-time temperature and humidity readings, along with minimum, maximum, and alarm status, making it easy to monitor conditions directly. Its USB interface provides simple setup and data retrieval, making the RHT20 a reliable choice for long-term environmental data logging.

Key Features:

High Capacity Data Logging: Records up to 16,000 temperature readings and 16,000 humidity readings for comprehensive monitoring.
User-Selectable Sampling Rate: Choose from intervals ranging from 1 second to 24 hours for customizable data collection.
USB Interface: Easily connect to a PC for setup and download of data, simplifying the data analysis process.
Programmable Alarm Thresholds: Set custom high and low limits for temperature and humidity to receive alerts when conditions fall outside the desired range.
Real-Time Display: LCD screen shows current temperature, humidity, Min/Max values, and alarm status.
Long Battery Life: Designed for extended use, making it ideal for long-term monitoring applications.

Specifications:

Datalogging Interval: 1 second to 24 hours
Memory: 16,000 readings for humidity, 16,000 readings for temperature
Relative Humidity Range: 0% to 100%
Relative Humidity Basic Accuracy:
- ±3% (40% to 60%)
- ±3.5% (20% to 40% & 60% to 80%)
- ±5% (0% to 20% & 80% to 100%)
Relative Humidity Max Resolution: 0.10%
Temperature (Air): -40°F to 158°F (-40°C to 70°C)
Temperature (Air) Basic Accuracy:
- ±1.8°F (14°F to 104°F)
- ±3.6°F (all other ranges)
- ±1.0°C (-10°C to 40°C)
- ±2.0°C (all other ranges)
Temperature (Air) Max Resolution: 0.1°F/°C