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UNI-T Manuals & User Guides

UNI-T (Uni-Trend Technology) is a leading manufacturer of reliable test and measurement instruments, including digital multimeters, clamp meters, oscilloscopes, and thermal imagers.

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About UNI-T manuals on Manuals.plus

Uni-Trend Technology (China) Co., Ltd., commonly known as UNI-T, is a premier global manufacturer of test and measurement solutions. Founded in 1988, the company operates advanced R&D centers in Chengdu and Dongguan to produce innovative, safe, and user-friendly instruments.

As an ISO9001 and ISO14001 certified company, UNI-T ensures its products meet rigorous international standards, including CE, ETL, UL, and GS. Their extensive catalog features high-performance digital multimeters, oscilloscopes, clamp meters, thermal imagers, and environmental testers. These tools are essential for professionals in electrical engineering, HVAC, telecommunications, and industrial maintenance.

UNI-T manuals

Latest manuals from manuals+ curated for this brand.

UNI-T LM50A Laser Distance Meters User Manual

May 8, 2026
UNI-T LM50A Laser Distance Meters Specifications Items LM50A LM?0A LM100A LM120A Measurement range 50m ?Om 100m 120m Measurement accuracy ±(2mm+5*1o·5 D) Continuous measurement Area/volume measurement Pythagorean measurement Addition/subtraction Area/volume addition/subtraction…

UNI-T UT351 Digital Sound Level Meter User Manual

April 16, 2026
Product Manual Basic Product Information Dimensions:14.5X5.0X2.5CM/5.71X1.97X0.98Inch Weight:120 g Material: Plastic Color: Black Origin: China Product Functions & Usage Scenarios High Precision Measurement: Employs advanced digital technology to provide accurate sound…

UNI-T UT230B-EU Power Meter Socket Instruction Manual

April 11, 2026
UNI-T UT230B-EU Power Meter Socket Technical indexes Voltage (V): 100VAC-260VAC 50Hz Voltage (V): 100VAC-150VAC 60Hz (US); 250VAC 50Hz(AU) Current (A): 0-10A(AU),0-13A(UK),0-15A(US),0-16A(EU) Power (W): 0-2500W(AU),0-2990W(UK),0-1800W(US),0-3680W(EU) Power Factor: 0-1.00 Energy: 0-9999kWh Cost:…

UNI-T UT336E Digital Manifold Gauge User Manual

March 16, 2026
UNI-T UT336E Digital Manifold Gauge Introduction The UT336E Digital Manifold Gauge (also called AC Diagnoser) integrates functions of pressure and temperature measurement, mainly used for leak detections of refrigeration system…

UNI-T UTX313M Infrared Wide Angle Thermal Monocular User Guide

March 13, 2026
UNI-T UTX313M Infrared Wide Angle Thermal Monocular Specifications Model: UTx313M/UTx318M/UTx325M Part Number: 110401112043X Brand: Test Equipment Depot Start Guide of Thermal Monocular Product Introduction UTx313M/UTx318M/UTx325M Thermal Imaging Monocular has its…

UNI-T UTi720T Pocket Thermal Imager User Guide

March 13, 2026
UNI-T UTi720T Pocket Thermal Imager Specifications Brand: UNI-T Model: UTi720T Part Number: 110401112958X Product Type: Pocket Thermal Imager Warranty: 1 year limited warranty Product Introduction UTi720T is a pocket thermal…

Uni-T UT Series AC Clamp Meter User Manual

March 12, 2026
Uni-T UT Series AC Clamp Meter Preface Thank you for purchasing the new AC clamp meter. In order to use this product safely and correctly, please read this manual thoroughly,…

UNI-T manuals from online retailers

UNI-T UTi120S Thermal Imaging Camera User Manual

UTi120S • April 16, 2026
This manual provides detailed instructions for the safe and effective use of the UNI-T UTi120S Thermal Imaging Camera, covering setup, operation, maintenance, and technical specifications.

UNI-T UT390B+ Laser Distance Meter 40M User Manual

UT390B+ • April 3, 2026
The UNI-T UT390B+ is a high-precision laser distance meter capable of measuring distance, area, and volume, including calculations using the Pythagorean theorem. This portable, reliable, and easy-to-operate device…

UNI-T UT360 Series Anemometers User Manual

UT360 Series • April 2, 2026
Comprehensive instruction manual for UNI-T UT360 Series Anemometers (models UT361, UT362), covering product overview, setup, operation, maintenance, troubleshooting, and technical specifications.

UNI-T UT383S Digital Light Meter User Manual

UT383S • March 26, 2026
Comprehensive user manual for the UNI-T UT383S Digital Light Meter, covering setup, operation, maintenance, specifications, and troubleshooting for accurate illuminance measurement.

UNI-T UT682 UT682D Network Wire Tester Tracker User Manual

UT682 UT682D • 1 PDF • May 15, 2026
The UNI-T UT682 and UT682D are professional wire trackers designed for network maintenance. They can track telephone, network, and power cables, perform line checks, open/short circuit tests, and…

UNI-T UT582+ Digital RCD (ELCB) Tester User Manual

UT582+ • 1 PDF • May 13, 2026
Comprehensive user manual for the UNI-T UT582+ Digital RCD (ELCB) Tester, including safety warnings, features, setup, operating instructions for voltage and RCD tests, technical specifications, maintenance, troubleshooting, and…

UNI-T UT343D/UT343A/UT343E Coating Thickness Gauge User Manual

UT343D UT343A UT343E • 1 PDF • May 7, 2026
Comprehensive user manual for the UNI-T UT343D, UT343A, and UT343E Coating Thickness Gauges, including setup, operation, calibration, and specifications for accurate paint and coating thickness measurements on ferrous…

UNI-T UT343D Coating Thickness Gauge User Manual

UT343D • 1 PDF • May 7, 2026
Instruction manual for UNI-T UT343D Coating Thickness Gauge, covering setup, operation, maintenance, and specifications for measuring paint film thickness on automotive and other surfaces.

UNI-T Smart Digital Multimeter User Manual

UT121A UT121B UT122 • 1 PDF • May 1, 2026
Comprehensive user manual for UNI-T Smart Digital Multimeters UT121A, UT121B, and UT122, covering features, specifications, setup, operation, and maintenance for accurate electrical measurements.

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UNI-T video guides

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UNI-T support FAQ

Common questions about manuals, registration, and support for this brand.

  • What does 'OL' mean on my UNI-T multimeter display?

    'OL' stands for Over Load. It indicates that the measured value exceeds the currently selected range of the meter. Try switching to a higher range or check your connections.

  • How do I register my UNI-T product?

    You can register your product on the official UNI-T website or specifically via the instruments portal to confirm ownership and receive product notifications.

  • Where can I find software or drivers for my UNI-T device?

    Software and drivers are typically available for download on the UNI-T official website under the Service or Download sections, often searchable by model number.

  • What is the warranty period for UNI-T products?

    UNI-T instruments generally come with a limited warranty (often 3 years for main units and 1 year for accessories), but terms may vary by region and distributor. Check the warranty card included in your package for specific details.

  • Can UNI-T thermal imagers detect water leaks?

    Yes, many UNI-T thermal imagers and specific leak detectors (like the UT662 series) are designed to help locate water leaks in underfloor heating and plumbing by detecting temperature anomalies or sound frequencies.