Extech RH101 Hygro-Thermometer & Infrared Thermometer, -58 to 932°F, 8:1, Humidity Air Temp

The Extech RH101 Hygro-Thermometer & Infrared Thermometer is a compact, dual-function handheld device engineered for precise monitoring of both temperature and relative humidity. It is designed with professionals in mind, offering high performance for HVAC, agriculture, and indoor air quality applications.

Equipped with a large backlit dual LCD display, this tool simultaneously shows real-time temperature and humidity readings. The primary display is user-selectable for infrared temperature or humidity, while the secondary display consistently shows ambient temperature. Its infrared thermometer includes a built-in laser pointer and offers an 8:1 distance-to-spot ratio for accurate surface measurements.

Additional features such as data hold, MAX reading capture, auto power-off, and intuitive controls make the RH101 convenient to operate. It’s powered by a single 9V battery and includes a durable carrying case for portability and protection on the go.

What's Included:

• 1 - 9V Battery
• 1 - Carrying Case

Features

Dual Function Display
Large backlit LCD with primary and secondary readings, showing both infrared or humidity and ambient temperature simultaneously.

User-Selectable Readout
Primary display toggles between IR and humidity readings while always showing ambient temperature as a secondary value.

Integrated Infrared Thermometer
Features an 8:1 distance-to-target ratio with a built-in laser pointer for pinpoint accuracy.

Compact and Portable
Lightweight handheld design with an included carrying case for easy transport and field use.

Useful Measurement Tools
Includes data hold function, MAX capture, and auto power-off to conserve battery life.

Reliable Environmental Monitoring
Ideal for HVAC inspections, agriculture, and indoor air quality assessments with accurate and fast measurements.

What's Included

Included with Your Purchase:

• 1 - 9V Battery
• 1 - Carrying Case

Specifications

• Temperature Range (IR): -58 to 932°F
• Distance to Spot Ratio: 8:1
• Humidity Measurement: Yes
• Ambient Temperature Display: Yes
• Display: Large dual backlit LCD
• Power: 1 x 9V Battery
• Functions: Data Hold, MAX, Auto Power Off
• Model Number: RH101
• UPC: 793950441015
• Condition: NEW

FAQ

Q: What does the 8:1 distance ratio mean?
A: It means the device can measure the temperature of a 1-inch target from 8 inches away.

Q: Can I view humidity and temperature at the same time?
A: Yes, the large dual display shows both readings simultaneously.

Q: Is the IR laser pointer visible?
A: Yes, it has a built-in laser pointer to help aim at the target area for infrared temperature measurements.

Q: Is this tool suitable for HVAC diagnostics?
A: Absolutely. The RH101 is ideal for HVAC system checks, providing quick and accurate readings of temperature and humidity.

Resources

Documents:

• RH101 Datasheet
• RH101 Manual