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ETCR ETCR2000+ User Manual

ETCR ETCR2000+
32 pages
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Questions and Answers:

ETCR ETCR2000+ Specifications

General IconGeneral
BrandETCR
ModelETCR2000+
CategoryTest Equipment
LanguageEnglish

Summary

I. Attention

II. Brief Introduction

III. Specification

Model of Series

Lists different ETCR models, jaw sizes, resistance/current ranges, storage, and alarm functions.

Ranges and Accuracy of Measurement

Details measurement ranges and accuracy for resistance and current modes, including resolution.

Specifications

Provides detailed technical specifications including safety, dimensions, weight, battery, environment, and interfaces.

IV. Structure of Meter

V. Liquid Crystal Display

LCD Screen Layout

Explains the different symbols and indicators on the LCD screen.

Description of Special Symbols

Explains special symbols like "OL Ω", "L0.01Ω", "Er", low battery, MEM, MR, etc.

Examples Illustrated

Provides visual examples of various display readings and error messages for practical understanding.

VI. Operating Method

Boot Up Procedure

Details the steps and precautions for powering on the instrument and initial self-test.

Shutdown Procedure

Explains how to properly turn off the instrument, including auto-shutdown and manual shutdown.

Resistance Measurement

Guides on performing resistance measurements, including interpreting readings like "OL Ω" and "L0.01Ω".

Current Measurement

Details how to perform current measurements and understand readings like "OL A" and alarm indicators.

Data Lock, Release, and Storage

Explains how to lock, release, and store measured data, including memory capacity and indicators.

Data Access

Guides on accessing stored data, navigating through stored units, and handling cases with no stored data.

Alarm Settings

Instructions on how to turn alarm functions on/off and set critical alarm values for resistance and current.

Access to Alarm Critical Value

Describes how to check the previously set alarm critical values for resistance or current measurements.

Clear Data

Explains the procedure to clear all stored data and notes that data cannot be restored after clearing.

VII. Measurement Principle

Principle of Resistance Measurement

Explains the basic principle of measuring loop resistance using voltage and current coils.

Principle of Current Measurement

Explains the basic principle of measuring current using magnetic induction in the conductor.

VIII. Measurement Method of Earth Resistance

Multi-Point Grounding System Measurement

Describes how to measure earth resistance in multi-point grounding systems, including equivalent circuit.

Limited Point Grounding System Measurement

Details measurement for limited point grounding systems where grounding bodies are interconnected.

Single-Point Grounding System Measurement

Explains measurement for single-point grounding, including two-point and three-point methods.

IX. Bill of Loading

X. Parts List and Assembly Details

Parts List

Lists all parts with their names, part numbers, quantity, and remarks.

Assembly Details

Provides visual diagrams and instructions for assembling the instrument components.

XI. Troubleshooting

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