Table of Contents
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Table of Contents
Related Manuals for METREL MI 2126
Summarization of Contents
Introduction to Earth 2/3 MI 2126
General Description of Earth 2/3
Professional, hand-held, battery-powered test instrument for earth resistance measurements.
Safety Warnings for Instrument Use
General warnings for operator safety and equipment protection during measurements and tests.
Applicable Standards for Earth 2/3
Lists applicable standards for electromagnetic compatibility, safety, and functionality.
Instrument Description
Instrument Casing Details
Describes the plastic enclosure maintaining IP 40 protection class.
Front Panel Overview
Details the front panel components: custom LCD and keyboard with keys.
Connector Panel Layout
Explains the connector panel with terminals H, S, and E, and safety warnings.
Base of the Instrument
Shows the base of the instrument, including battery compartment and serial number.
Instrument Messages and Symbols
Describes display segments and messages indicating results, warnings, and settings.
Using the Earth 2/3 Instrument
Performing 3-Wire Earth Resistance Measurement
Details the procedure and connection for performing 3-wire earth resistance measurements.
Performing 2-Wire Earth Resistance Measurement
Explains how to perform earth resistance measurements using the two-wire test method.
General Settings Configuration
Guidance on setting mains frequency and measuring algorithm for stable results.
Maintenance Procedures
Battery Replacement and Care
Information on low battery indication, replacement, and power supply requirements.
Replacing the Instrument Fuse
Instructions for replacing the instrument's fuse for protection.
Cleaning the Instrument
Guidelines for cleaning the instrument's surface.
Periodic Calibration Requirements
Details the requirement for annual calibration by a service department.
Instrument Service and Repairs
Contact information for repairs under warranty or other services.
Technical Specifications
Instrument Functions and Performance
Specifies measuring ranges, resolutions, and accuracies for earth resistance measurements.
General Instrument Characteristics
Lists power supply, dimensions, weight, and environmental limits.
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