UNI-T UT33A+ Palm Size Multimeter
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The UNI-T UT33A+ is a compact and reliable palm-sized digital multimeter designed for a wide range of electrical measurements. It is suitable for both professionals and hobbyists, offering accurate and easy-to-read results in a durable and portable form factor. The UT33A+ features a large LCD display, auto-ranging capabilities, and multiple measurement functions, making it an essential tool for electrical troubleshooting and diagnostics.
Key Features:
- Display: 2000-count large LCD
- Measurement Functions: Voltage (AC/DC), Current (DC), Resistance, Continuity, and Diode Test
- Auto-Ranging: Yes
- Data Hold: Allows for easy reading of displayed measurements
- Overload Protection: Ensures safe operation under various conditions
- Battery Indicator: Displays low battery status to prevent incorrect measurements
- DC Voltage Range: 200mV / 2V / 20V / 200V / 600V
- AC Voltage Range: 200V / 600V
- DC Current Range: 200μA / 2000μA / 20mA / 200mA / 10A
- Resistance Range: 200Ω / 2kΩ / 20kΩ / 200kΩ / 20MΩ
- Continuity Test: Audible alert for continuity
- Diode Test: Measures forward voltage drop
- Power Supply: 2 x AAA 1.5V batteries
- Dimensions: 130 mm x 73.5 mm x 35 mm
- Weight: 156 g
- Operating Temperature: 0°C to 40°C
- Storage Temperature: -10°C to 50°C
- Home Electrical Work: Ideal for troubleshooting and repairing household electrical systems.
- Automotive: Useful for diagnosing electrical issues in vehicles.
- Education: Perfect for teaching and learning basic electrical principles and measurements.
- DIY Projects: Handy for hobbyists and DIY enthusiasts working on electronic projects.
- Professional Use: Suitable for electricians and technicians needing a reliable and portable multimeter.
Technical Specifications:
- Logic Family: CMOS
- Number of Channels: 3
- Switch Configuration: Single-Pole Double-Throw (SPDT)
- Supply Voltage Range: 3V to 15V
- “ON” Resistance (R_ON): 125Ω typical at V_DD = 10V
- “OFF” Leakage Current (I_OFF): ±100pA typical at V_DD = 10V
- Control Input Voltage (V_IH): 0.7 V_DD min, 0.3 V_DD max
- Maximum Operating Frequency: 40 MHz at V_DD = 10V
Applications:
- Signal routing and switching
- Analog and digital multiplexing
- Audio and video signal processing
- Data acquisition systems
- Test equipment