Triplett MG430 User Manual

Triplett MG430 User Manual

Digital insulation tester/megohmeter

Advertisement

Quick Links

User Manual
MG430
Digital Insulation Tester/Megohmeter
Introduction
Congratulations on your purchase of Triplett's Digital Insulation Tester/Megohmmeter. The MG430
provides three test ranges plus continuity and AC/DC voltage measurement. A handy test lock feature
and a data hold function are also included. This professional meter, with proper care, will provide
years of reliable service.
Safety
Circuits under test must be de-energized and isolated before connections are made (except for
voltage measurements).
Circuit connections must not be touched during a test. Use extreme caution when working near
bare conductors and bus bars. Accidental contact with conductors could result in electrical
shock.
Use caution when working near voltages above 60VDC or 30VACrms.
After insulation tests, capacitors must be discharged.
Test leads (including alligator clips) must be in good working order, clean and without broken
or cracked insulation.
When servicing, use only specified replacement parts.
International Safety Symbols
Caution, refer to this manual before using this meter
Dangerous Voltages
Meter is protected throughout by double or reinforced insulation
1.800.561.8187
www.
.com
information@itm.com

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the MG430 and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Summary of Contents for Triplett MG430

  • Page 1 Digital Insulation Tester/Megohmeter Introduction Congratulations on your purchase of Triplett’s Digital Insulation Tester/Megohmmeter. The MG430 provides three test ranges plus continuity and AC/DC voltage measurement. A handy test lock feature and a data hold function are also included. This professional meter, with proper care, will provide years of reliable service.
  • Page 2: Meter Description

    Meter Description 1. LCD Display 2. Hold Button 3. Test Button Rotary Switch 5. Lock Button Backlight Button Input Terminals Operation Warning Ensure that the circuit under test does not include components that can be damaged by 1000VDC; such devices include power factor correction capacitors, low voltage mineral insulated cables, electronic light dimmers, and ballasts/starters for fluorescent lamps.
  • Page 3 Lock Function For hands-free operation, use the LOCK feature. 1. With the test leads connected to the equipment under test, simultaneously press the TEST and LOCK keys. 2. The LOCK icon” ” will appear on the display. A beeper will sound every 2 seconds to indicate that the meter is in Lock mode.
  • Page 4 Applications Measuring Power Tools and Small Appliances This section applies to any device under test that uses a line cord. For double insulated power tools, the meter’s leads should be connected to the device’s housing (chuck, blade, etc.) and the lines of the power cord.
  • Page 5: Specifications

    Specifications Range Specifications Accuracies are specified as % reading + digits at 23 C ± 5 C < 80% RH MEGOHMMETER RANGES Accurac Range Resolution Terminal Voltage 200M 250V 0.1M ±3% + 5d 250V + 10% ~ -0% 200M 500V 0.1M ±3% + 5d 500V + 10% ~ -0% 0-1000M 1000VDC...
  • Page 6 DC VOLTAGE Input Range Resolution Accuracy Impedance Overload Protection ±0.8% + 1000VDC 1000Vrms RESISTANCE Max. Open Range Resolution Accuracy Circuit Overload Voltage Protection ±1% + 2d 4.5V 250Vrms 200k 0.1k ±1% + 2d 250Vrms 1.800.561.8187 information@itm.com www. .com...
  • Page 7 General specifications Display LCD with dual display Sampling rate 2.5 readings per second Continuity beeper <40 Ω, short circuit current <200mA, open circuit voltage 4.5V Over range indicator ‘1’ displayed Zero adjust Automatic Low battery indicator Low battery symbol displayed when battery voltage is low Environmental Installation category III, Pollution Degree 2...
  • Page 8: Maintenance

    Warranty Information Triplett / Jewell Instruments extends the following warranty to the original purchaser of these goods for use. Triplett warrants to the original purchaser for use that the products sold by it will be free from defects in workmanship and material for a period of (1) one year from the date of purchase.

This manual is also suitable for:

614395002275614395002855Mg430-nist

Table of Contents