Megger MIT420/2 - User Manual

MIT400/2 Series
Insulation and continuity testers
User guide

Summary

2. Safety Warnings

2.1 Safety Warnings and Symbols

Essential safety warnings, precautions, and explanation of safety symbols marked on the instrument.

5. Instrument Overview

5.2 Display Contents

5.3 Terminal Overview

Illustrates and describes the different terminal connections available on the instrument.

6. General Operating Instructions

7. Input Terminals

7.1 2-Terminal Connection

Instructions for connecting test leads in a 2-terminal configuration.

7.3 3-Terminal Connection

Explains how to connect test leads using the 3-terminal configuration.

8. Voltage and Frequency Measurements

8.1 Voltage Measurement (2-Terminal)

Procedures for measuring AC Trms and DC voltage with 2-terminal instruments.

9. Insulation Resistance Testing

Safety Notes for Insulation Testing

Crucial safety precautions for performing insulation resistance tests.

9.1 Insulation Testing (2-Terminal)

Steps for performing insulation resistance tests with 2-terminal connections.

9.3 PI and DAR Tests

9.3.1 DAR Test Procedure

Procedure for performing the Dielectric Absorption Ratio (DAR) test.

10. Continuity Testing

10.1 Continuity Testing (2-Terminal)

Procedure for performing continuity tests using 2-terminal connections.

11. Capacitance Measurements

11.1 Capacitance Measurement (2-Terminal)

Steps for measuring capacitance using 2-terminal connections.

12. Saving, Recalling, and Downloading Test Results

12.1 Saving Test Results

12.2 Test Results Recall

12.4 Downloading Test Results

Preparing the instrument for downloading test results via Bluetooth®.

12.5 Pairing Your MIT to the PC

Step-by-step guide to pair the instrument with a PC via Bluetooth®.

12.6 Downloading Data to the PC

Instructions on how to download test data from the instrument to a PC.

13. SETUP Configuration Options

14. Technical Specifications

Megger MIT420/2 Specifications

General

Test Voltage	250 V, 500 V, 1000 V
Voltage Range	0 to 600 V AC/DC
IP Rating	IP54
Continuity Test Current	200 mA
Display	Backlit LCD
Safety Rating	CAT III 600 V
Safety Standards	IEC 61010-1
Weight	1.5 kg (3.3 lbs)