Description: The UNI-T UT33A+ Palm Size Multimeter is a compact, portable, and easy-to-use digital multimeter designed for a variety of electrical measurement tasks. It is ideal for DIY projects, electrical troubleshooting, and basic testing in both household and professional environments. With its compact design and simple interface, it provides accurate readings of voltage, current, resistance, and more. This multimeter is especially handy for users needing a small, lightweight device without compromising on performance.
Specifications:
Feature
Description
Model
UNI-T UT33A+
Type
Digital Multimeter
Display
LCD
Measuring Function
DC Voltage, AC Voltage, DC Current, Resistance, Continuity Testing, Diode Testing
DC Voltage Range
200mV to 600V
AC Voltage Range
200V to 600V
DC Current Range
200μA to 10A
Resistance Measurement
200Ω to 20MΩ
Accuracy
±0.5% + 2 digits (DC voltage)
Max Display
1999 (3 1/2 digit LCD display)
Power Supply
1 x 9V Battery
Dimensions
120mm x 60mm x 20mm
Weight
Approx. 150g
Continuity Check
Yes, with Audible Beep
Diode Testing
Yes
Overload Protection
Yes
Key Features:
Compact Design: The UNI-T UT33A+ features a small and lightweight design perfect for portability, allowing you to carry it easily to work sites or use it for personal projects.
Multiple Functions: It can measure DC/AC voltage, DC current, resistance, and offer diode testing and continuity checking, making it versatile for a variety of electrical tasks.
Easy-to-Read LCD Display: The clear LCD display with 1999 digits ensures easy visibility of readings, even in low-light conditions.
Overload Protection: The device includes overload protection, ensuring safety during high voltage/current measurements.
Audible Continuity Testing: The built-in audible beep function aids in quickly identifying whether a circuit is complete during continuity tests.
Low Power Consumption: Powered by a single 9V battery, it offers extended operation without frequent battery changes.
Applications:
Household Electrical Projects: Ideal for testing electrical circuits, batteries, or appliances around the home.
Electrical Troubleshooting: Great for diagnosing faults in household wiring, electronic circuits, and automotive systems.
DIY Electronics Projects: Handy for hobbyists working on Arduino, Raspberry Pi, and other electronics projects where accurate voltage or current measurement is needed.
Professional Use: Suitable for electricians, technicians, and engineers who require a compact yet reliable tool for basic electrical testing.
Usage Tips:
Ensure Proper Range Setting: Always set the meter to the appropriate range before making measurements to avoid damaging the device or getting inaccurate readings.
Use Continuity Mode for Fast Circuit Checks: For fast diagnostics of short circuits or open circuits, use the continuity mode, which will emit a beep if the circuit is complete.
Switch Off After Use: To preserve battery life, turn the multimeter off when not in use.
Replace Battery Promptly: If the display shows weak battery, replace the 9V battery to ensure continued reliable performance.
Safety Instructions:
Measure Voltage First: Always start by measuring voltage before attempting to measure current to prevent damage to the meter.
Use Proper Test Leads: Ensure the test leads are correctly connected and in good condition to avoid incorrect readings or potential hazards.
Avoid High Voltage: The UNI-T UT33A+ is not rated for high voltage measurements beyond its specified limits. Use caution when testing circuits with voltages near the upper limit of the meter’s range.
Conclusion: The UNI-T UT33A+ Palm Size Multimeter is a compact and feature-rich tool perfect for those who need a reliable and portable multimeter for basic electrical testing. With its multiple functions, easy-to-read display, and safety features, it's a great tool for both professionals and DIY enthusiasts. Whether you're troubleshooting electrical systems or working on a new project, this multimeter will meet your needs.
