UNI-T UT276A+ / UT278A+ Clamp Earth Ground Testers

This document serves as the operating manual for the UNI-T UT276A+ and UT278A+ Clamp Earth Ground Testers. These instruments are designed for accurate measurement of grounding resistance, crucial for ensuring electrical safety and system reliability across various industrial and telecommunications applications.

The testers offer advanced features including data storage, alarm functions, and automatic shutdown. The UT278A+ model further provides a simultaneous display of resistance and current, enhancing user convenience and efficiency during testing procedures.

Key Features and Applications

• Accurate measurement of loop resistance.
• Simultaneous display of resistance and current (UT278A+).
• Data storage, access, and deletion capabilities.
• Adjustable alarm settings for measured values.
• Designed for use in telecommunications, electricity, meteorology, computer rooms, oil fields, and electromechanical installation and maintenance.
• Adherence to IEC61010 safety standards.

About UNI-T

Manufactured by UNI-TREND TECHNOLOGY (CHINA) CO., LTD., these testers reflect a commitment to quality, reliability, and user safety, providing essential tools for professionals in electrical safety and grounding system maintenance.