Uni-T UT301A+ Infrared Thermometer

The Uni-T UT301A+ is a professional infrared thermometer engineered for precise, non-contact temperature measurement across a wide range of industrial and technical applications. This handheld device provides rapid response times and high accuracy, making it an indispensable tool for technicians who need to monitor thermal conditions in electrical systems, HVAC installations, and mechanical equipment without direct physical contact.

Advantages

This thermometer stands out due to its high-contrast EBTN color display, which ensures excellent visibility in various lighting conditions. The device offers significant flexibility through its adjustable emissivity settings, allowing users to calibrate measurements for different surface types, such as metal, plastic, or wood. With its integrated audible and visual alarm system, users can instantly identify when temperatures exceed or fall below pre-set thresholds, facilitating safer and more efficient inspections. The inclusion of multiple measurement modes, including maximum, minimum, average, and differential values, provides comprehensive data analysis capabilities in a compact, durable housing designed to withstand the rigors of daily field use.

Suitable for

• Electrical panel and circuit breaker inspections
• HVAC system diagnostics and maintenance
• Automotive engine and component temperature monitoring
• Industrial machinery and equipment performance checks
• General facility maintenance and safety inspections

When it may not be suitable

This device is designed for surface temperature measurement and cannot measure the internal temperature of objects or liquids. It is not intended for medical use, such as measuring human body temperature, and should not be used in environments with high levels of steam, dust, or smoke that may interfere with the infrared sensor.

Key specifications

• Temperature range: -32°C to 420°C (-25.6°F to 788°F)
• Distance-to-spot ratio: 12:1
• Response time: ≤250 ms
• Adjustable emissivity: 0.1–1.0 with 5 memory slots
• Measurement modes: MAX, MIN, AVG, DIFF, Hold
• Display: Color EBTN
• Power supply: 9V battery
• Drop resistance: 1 meter

How to use

To begin, insert the 9V battery into the compartment. Point the laser aperture toward the target surface and pull the trigger to initiate the measurement. The current temperature will appear on the display immediately. Use the function buttons to toggle between measurement modes or to adjust the emissivity settings based on the material being measured. For continuous monitoring, utilize the measurement lock function or mount the device on a standard tripod using the integrated socket.

What to consider before purchase

• Verify that the temperature range meets your specific industrial requirements.
• Ensure the emissivity of your target materials is known for the most accurate results.
• Consider the distance-to-spot ratio to ensure you can maintain a safe distance from the target.
• Check if the environmental conditions, such as ambient temperature and humidity, are within the device's operating limits.

Usage recommendations

For the most accurate readings, ensure the target surface is clean and free of obstructions. When measuring reflective surfaces, adjust the emissivity setting accordingly or use non-reflective tape to improve measurement precision. Always maintain a consistent distance from the target to ensure the 12:1 distance-to-spot ratio is respected.