From Makers Electronics's description

UNI-T UT61B Modern Digital Multimeter The UNI-T UT61B Digital Multimeter is a high-performance True RMS measurement instrument designed for engineers, technicians, and advanced users who require accurate and reliable readings across a wide range of electrical parameters. The UT61B features a 6000-count display and True RMS capability, allowing precise measurement of both sinusoidal and non-linear signals. It supports AC/DC voltage measurement up to 1000V, current measurement up to 10A, and includes additional functions such as resistance, capacitance, frequency, and temperature measurement. Designed with safety and usability in mind, the device includes overload protection, data hold functionality, and a backlit LCD for clear readings in various environments. Its robust construction and ergonomic layout make it suitable for both fieldwork and laboratory use. Features: True RMS measurement for accurate readings. 6000-count high-resolution display. Measures AC/DC voltage up to 1000V. Measures AC/DC current up to 10A. Resistance, capacitance, and frequency measurement. Temperature measurement support. Data hold and relative measurement functions. Backlit LCD display for low-light environments. Overload protection for enhanced safety. Auto power-off function. Specifications: Electrical Specifications Parameter Range Accuracy Display Count 4000 – DC Voltage (V) 1000V ±(0.5%+1) AC Voltage (V) 750V ±(1%+3) AC Voltage Bandwidth 45Hz–400Hz – DC Current (A) 10A ±(1%+2) AC Current (A) 10A ±(1.2%+5) Resistance (Ω) 40MΩ ±(1%+2) Capacitance (F) 4000μF ±(3%+5) Frequency (Hz) 10Hz–10MHz ±(0.1%+4) Temperature -40°C~1000°C / -40°F~1832°F ±(1.2%+3) / ±(1.2%+4) Duty Cycle 0.1%~99.9% ✓ Diode Test ≈3.0V Open Circuit – Continuity Buzzer ✓ – General Characteristics Parameter Value Power Supply 9V Battery (6F22) Display 65mm x 43mm LCD Product Dimensions 180mm x 87mm x 47mm Product Net Weight 370g Product Color Red and Grey Auto Range ✓ Manual Range ✓ MAX/MIN/REL Mode ✓ Analog Bar Graph ✓ Data Hold ✓ LCD Backlight ✓ Auto Power Off ✓ (Approx. 15 minutes) Low Battery Indication ✓ Input Protection ✓ Safety Rating CAT III 1000V / CAT IV 600V (EN 61010) Certifications CE, ETL, GS, cETLus, RoHS Interface RS-232 (optical serial) with USB adapter Applications: Electrical troubleshooting and maintenance. Electronic circuit testing and diagnostics. Industrial and laboratory measurements. HVAC and temperature monitoring. Educational and professional use. Package Include: 1x UNI-T UT61B Modern Digital Multimeter. 1x Pair of Test Leads. 1x Point Contact K-Type Temperature Probe. 1x UT61 Multi-Purpose Socket (for capacitance and small-component testing). 1x RS-232C Interface Cable. 1x USB Interface Cable. 1x PC Software CD. 1x 9V Battery (6F22). 1x User Manual. Documents: Datasheet User Manual

From Ampere Electronics's description

UT61B Modern Digital Multimeter | UNI-T UT61 series complies with CE, ETL, and GS standards. This series is all auto range with selectable True RMS models (UT61D/E). This series has an abundant of features and is combined with high safety rating of CAT IV 600V. It is suitable for advanced electronics and electrical users. Specifications Range UT61B DC voltage (V) 1000V ?(0.5%+1) AC voltage (V) 750V ?(1%+3) DC current (A) 10A ?(1%+2) AC current (A) 10A ?(1.2%+5) Resistance (?) 40M? ?(1%+2) 60M? 220M? Capacitance (F) 4000?F ?(3%+5) 220mF Frequency (Hz) 10Hz~10MHz ?(0.1%+4) 10Hz~220MHz Temperature -40?C~1000?C ?(1.2%+3) -40?F~1832?F ?(1.2%+4) Features Display count 4000 Bandwidth (Hz) 45Hz~400Hz Duty cycle 0.1%~99.9% ? General Characteristics Power 9V battery (6F22) Display 65mm x 43mm Product color Red and grey Product net weight 370g Product size 180mm x 87mm x 47mm Standard accessories Battery, test leads, multi-purpose socket, RS-232 interface cable, PC software CD, point contact temperature probe Standard individual packing Gift box, English manual Standard quantity per carton 22pcs Standard carton measurement 455mm x 335mm x 375mm Standard carton gross weight 13.97kg Optional accessory USB interface cable User Manual: UT61B Modern Digital Multimeter Related Products: MEASURING INSTRUMENTS

From Makers Electronics's description

UNI-T UT61B+ True RMS Digital Multimeter 1000V UT61+ series are reliable true RMS digital multimeters with display counts of 6000 ( UT61B+ ). It can measure up to 1000V AC/DC. Equipped with audible and visible alarms, this series can provide warning especially when measuring high voltage/current. Features: True RMS Data hold/backlight Max/Min/Relative mode USB communication Input protection Diode/continuity test NCV (audible/visual alarm) Specifications: Specifications Range UT61B+ AC voltage (V): 1000V ±(1%＋3) DC voltage (V): 1000V ±(0.5%＋3) AC current (A): 10A ±(1.2%＋5) DC current (A): 10A ±(1%＋2) Resistance (Ω): 60MΩ ±(1%＋2) Capacitance (F): 60mF ±(3%＋5) Frequency (Hz): 10MHz ±(0.1%＋4) Duty cycle (%): 0.1%~99.9% ±(2%＋5) Display count: 6000 Bandwidth (Hz): 40Hz~500Hz Analog bar: 31 General Characteristics Power: 1.5V battery (R03) x 4 Product net weight: 350g Product size: 190mm x 90mm x 50mm Applications: Voltage measurement. AC/DC current measurement. Resistance measurement. Capacitance measurement. Frequency measurement. Duty cycle measurement. Non-contact voltage (NCV) detection. Package Contents: 1× UNI-T UT61B+ multimeter 1× Pair of gold-plated test leads 1× USB cable 1× Battery (or batteries) required to power the device 1× English manual Documents: Datasheet User Manual

From Micro Ohm's description

UNI-T UT61B+ 1000V True RMS Digital Multimeter UT61+ series are reliable true RMS digital multimeters with display counts of 6000 (UT61B+). It can measure up to 1000V AC/DC. Equipped with audible and visible alarms, this series can provide warning especially when measuring high voltage/current. Features of UT61B+ 1000V True RMS Digital Multimeters True RMS Data hold/backlight Max/Min/Relative mode USB communication Input protection Diode/continuity test NCV (audible/visual alarm) Specifications of UT61B+ 1000V True RMS Digital Multimeters Specifications Range UT61B+ AC voltage (V) 1000V ±(1%＋3) DC voltage (V) 1000V ±(0.5%＋3) AC current (A) 10A ±(1.2%＋5) DC current (A) 10A ±(1%＋2) Resistance (Ω) 60MΩ ±(1%＋2) Capacitance (F) 60mF ±(3%＋5) Frequency (Hz) 10MHz ±(0.1%＋4) Duty cycle (%) 0.1%~99.9% ±(2%＋5) Display count 6000 Bandwidth (Hz) 40Hz~500Hz Analog bar 31 General Characteristics Power 1.5V battery (R03) x 4 Product net weight 350g Product size 190mm x 90mm x 50mm Documents UT61B+/D+/E+ | Flyer UT61B+/D+/E+ | User Manual UT61B+ | Software Instruction Applications of UT61+ Series 1000V True RMS Digital Multimeters Voltage measurement NCV measurement Resistance measurement Capacitance measurement Documents UT61E+ | Flyer UT61E+ | User Manual UT61E+ | Software Instruction