UNI-T UT139C True RMS Digital Multimeter

Description

UNI-T UT139C True RMS Digital Multimeter The UNI-T UT139C True RMS Digital Multimeter is a versatile handheld measuring instrument designed for professionals, technicians, students, and electronics enthusiasts. It provides accurate measurements of AC/DC voltage, AC/DC current, resistance, capacitance, frequency, temperature, and more. True RMS technology ensures precise readings even when measuring non-linear AC waveforms commonly found in modern electronic equipment and switching power supplies. Built with user-friendly features such as an automatic backlit LCD display, NCV (Non-Contact Voltage) detection, continuity buzzer, diode testing, and automatic ranging, the UT139C simplifies electrical troubleshooting while maintaining excellent safety standards. Its rugged construction, ergonomic design, and reliable measurement performance make it suitable for industrial maintenance, electrical installations, laboratory work, automotive diagnostics, and educational applications. Features: MAX/MIN/REL modes. Data hold, LED backlight, auto power off. Full range protection (600V). True RMS. NCV. Auto/manual ranges selectable. Measures AC and DC voltage. Measures AC and DC current. Resistance measurement. Capacitance measurement. Frequency measurement. Temperature measurement.. Diode testing. Continuity buzzer. Data Hold function. Relative measurement mode. MAX/MIN recording. Auto power-off. Low battery indication. Input protection for improved safety. Ergonomic handheld design. Specifications: Specifications Range UT139A UT139B UT139C UT139S DC voltage (V) 600V ±(0.5%+2) ±(0.5%+2) ±(0.5%+2) ±(0.5%+2) AC voltage (V) 600V ±(1%+3) ±(0.8%+3) ±(0.8%+3) ±(0.8%+3) DC current (A) 10A ± (0.7%+2) ±(0.7%+2) ±(0.7%+2) ±(0.7%+2) AC current (A) 10A ±(1%+3) ±(1%+3) ±(1%+3) ±(1%+3) Resistance (Ω) 20MΩ ±(1%+2) 40MΩ ±(0.8%+2) 60MΩ ±(0.8%+2) ±(0.8%+2) Capacitance (F) 99.99mF ±(4%+5) ±(4%+5) ±(4%+5) Frequency (Hz) 10Hz~10MHz ±(0.1%+4) ±(0.1%+4) ±(0.1%+4) Temperature (°C) -40°C~1000°C ±(1%+3) ±(1%+4) Temperature (°F) -40°F~1832°F ±(1.5%+5) ±(1.5%+5) Features Display count 2000 4000 6000 6000 Auto range/Manual range /True RMS √ √ √ √ Bandwidth (Hz) 45Hz~400Hz 45Hz~1kHz 45Hz~1kHz 45Hz~400Hz NCV/Continuity buzzer √ √ √ √ Duty cycle 0.1%~99.9% √ √ √ Diode Around 2V Around 3V Around 3V Around 3V LPF/LoZ (ACV) √ Analog bar √ General Characteristics Power 1.5V battery (R6) x 2 Display 58mm x 36mm Product color Red and grey Product net weight UT139A/B/C: 354g; UT139S: 345g Product size 170mm x 80mm x 48mm Standard accessories UT139A/B: Batteries, test leads; UT139C/S: Batteries, test leads, temperature probe Standard individual packing Gift box, English manual Standard quantity per carton 20pcs Standard carton measurement 450mm x 330mm x 340mm Standard carton gross weight 12.2kg Optional accessory UT139C: Current sensor AC/DC 40A Applications: Frequency measurement. NCV measurement. Resistance measurement. Voltage measurement. Package Includes: UNI-T UT139C True RMS Digital Multimeter. An operating instruction manual. A test pen (CAT III 600V) 10 A. Point-type K (nickel chromium ~ nickel silicon) thermocouple (UT139C only). An optional current clamp (UT139C only). Documents: User manual. Datasheet.

From the supplier's page.