Marmonix MEG925 Double Clamp Multifunction Earth Resistance Tester

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The Marmonix MEG925 Double Clamp Multifunction Earth Resistance Tester is a powerful tool that combines advanced technology with user-friendly features to deliver accurate electrical measurements. Its versatility across multiple testing parameters, robust digital processing capabilities, and practical design make it an indispensable asset for professionals in various industries.

  • 0.00Ωm-99.99Ωm Soil Resistivity (ρ)
  • AC 0.0-100V Earth Voltage (50Hz/60Hz)
  • 0.0mA-600.0A AC current (50Hz/60Hz)
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SKU: 102079 Categories: ,
Brand:Marmonix

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Buy Marmonix MEG925

The Marmonix MEG925 Double Clamp Multifunction Earth Resistance Tester is a sophisticated device with precise measurements in various electrical applications. This multifunctional tester is handy for electrical engineering, telecommunications, and construction professionals, offering capabilities that enhance efficiency and accuracy. Below are some standout features that make the MEG925 an essential tool.

Versatile Measurement Capabilities

The Marmonix MEG925 is engineered to measure various parameters, including earth resistance, soil resistivity, grounding voltage, leakage current, and alternating current (AC) and direct current (DC) resistance. This versatility allows users to conduct comprehensive assessments of grounding systems and electrical installations without needing multiple devices.

Advanced Digital Processing Technology

Utilizing advanced digital processing technologies such as Fast Fourier Transform (FFT) and Automatic Frequency Control (AFC), the Marmonix MEG925 delivers high precision and stability in measurements. These technologies enhance the tester’s ability to operate effectively in challenging environments by minimizing interference and ensuring reliable results.

Double Clamp Design

One of the key features of the MEG925 is its innovative double-clamp design. This allows for easy measurement of grounding systems with large ground leads without requiring disconnection. The large-caliber clamps are particularly beneficial for complex grounding setups, including single-point and mesh grounding configurations, making it a practical choice for fieldwork.

Extensive Data Storage and Management

The Marmonix MEG925 can store up to 2,000 sets of measurement data, complete with timestamps. Its accompanying data management software facilitates reading, reviewing, saving, reporting, and printing historical data. This feature is invaluable for professionals who need to maintain accurate records of their measurements for compliance or analysis.

Marmonix MEG925 Specifications

The Marmonix MEG925 Double Clamp Multifunction Earth Resistance Tester is capable of measuring soil resistivity ranging from 0.00Ωm to 99.99Ωm, AC earth voltage from 0.0 to 100V (at 50Hz/60Hz), and AC from 0.0mA to 600.0A (also at 50Hz/60Hz).

Base Conditions and Working Conditions

Influence Quantity Base Condition Working Conditions
Ambient Temp 23℃±1℃ -10℃-40℃
Ambient Humidity 40%-60% <80%
Working Voltage 9V±0.1V 9V±1.5V
Auxiliary Earth Resistance <100Ω <5kΩ
Interference Voltage Should avoid <20V
Interference Current Should avoid <2A
Electrode Distance (R) a > 5d a > 5d
Electrode Distance (ρ) a > 20h a > 20h

General Specifications

Specification Details
Test Voltage Wave Sine wave
Test Frequency 128Hz/111Hz/105Hz/94Hz (AFC)
Test Current > 20mA (sine wave)
Open-circuit Test Current AC 15V max
Electrode Distance Range 1m-100m
Display Mode 4-digital large LCD, with screen backlight
Measuring Indicator During measurement, LED flash indicator, LCD countdown display
LCD Frame Dimension 128mm×75mm
LCD Display Area 124mm×67mm
Meter Dimension 215mm(L)×178mm(W)×83mm(H)
CT Size 200mm(L)X105mm(W)X39mm(H)
Test Wire 4 wires: each for red 20m, black 20m, yellow 10m, and green 10m
Simple Test Wire 2 wires: each for red 1.6m and black 1.6m
Auxiliary Grounding Rod 4PCS: Φ9mm×230mm
Current Clamp 2PCS: 1 blue-black plug and 1 red-black plug
Clamp Caliber Φ50mm
Clamp Turn Ratio 1000:01:00
Clamp Lead Wire 2m

Measurement Ranges and Accuracy

Measurement Range Accuracy Resolution
2/3/4 wire method measure earth resistance (Re): DC resistance (R–) 0.00Ω-29.99Ω ±2%rdg ±5dgt 0.01Ω
Selection method measure grounding resistance (Re) 0.00Ω-29.99Ω ±2%rdg ±5dgt 0.01Ω
Double clamp method measure grounding resistance (Re) 0.01Ω-0.99Ω ±10%rdg ±5dgt 0.01Ω
Soil Resistivity (ρ) 0.00Ωm-99.99Ωm According to the measurement accuracy of R (ρ=2πaR) 0.01Ωm
Earth Voltage (50Hz/60Hz) AC 0.0-100V ±2%rdg ±3dgt 0.1V
AC current (50Hz/60Hz) 0.0mA-600.0A ±2%rdg ±3dgt 0.01mA

Buy the Marmonix MEG925 Double Clamp Multifunction Earth Resistance Tester, a powerful tool that combines advanced technology with user-friendly features to deliver accurate electrical measurements. Its versatility across multiple testing parameters, robust digital processing capabilities, and practical design make it an indispensable asset for professionals in various industries.

Resistance Range

2/3/4 wire method measure earth resistance (Re): DC resistance (Re) 0.00Ω-29.99Ω
Selection method measure grounding resistance (Re): 0.00Ω-29.99Ω
Double clamp method measure grounding resistance (Re): 0.01Ω-0.99Ω

Soil Resistivity Range

0.00Ωm-99.99Ωm

Earth Current Range

0.0mA-600.0A

Earth Voltage Range

AC 0.0-100V

Auxiliary Earth Resistance

Base Condition: <100Ω
Working Conditions: <5kΩ

Working Voltage

Base Condition: 9V±0.1V
Working Conditions: 9V±1.5V

Test Frequency

128Hz/111Hz/105Hz/94Hz (AFC)

Test Current

> 20mA (sine wave)

Display Mode

4-digital large LCD display, with screen backlight

Measuring Indicator

During measurement, LED flash indicator, LCD countdown display

Current Clamp

2PCS: 1 blue-black plug and 1 red-black plug

Clamp Caliber

Φ50mm

Clamp Turn Ratio

1000 :1

Clamp Lead Wire

2m

Dimensions

215mm(L)×178mm(W)×83mm(H)

Weight

Clamp tester: 1112g (with battery); Total: 5.1kg (with all accessories)

CT Size

200mm(L)X105mm(W)X39mm(H)

Test Wires

4 wires: each for red 20m, black 20m, yellow 10m, and green 10m

Simple Test Wires

2 wires: each for red 1.6m and black 1.6m

Datasheet

Datasheet

Datasheet

Specifications

Base Conditions and Working Conditions

Influence Quantity Base Condition Working Conditions
Ambient Temp 23℃±1℃ -10℃-40℃
Ambient Humidity 40%-60% <80%
Working Voltage 9V±0.1V 9V±1.5V
Auxiliary Earth Resistance <100Ω <5kΩ
Interference Voltage Should avoid <20V
Interference Current Should avoid <2A
Electrode Distance (R) a > 5d a > 5d
Electrode Distance (ρ) a > 20h a > 20h

General Specifications

Specification Details
Test Voltage Wave Sine wave
Test Frequency 128Hz/111Hz/105Hz/94Hz (AFC)
Test Current > 20mA (sine wave)
Open-circuit Test Current AC 15V max
Electrode Distance Range 1m-100m
Display Mode 4-digital large LCD display, with screen backlight
Measuring Indicator During measurement, LED flash indicator, LCD countdown display
LCD Frame Dimension 128mm×75mm
LCD Display Area 124mm×67mm
Meter Dimension 215mm(L)×178mm(W)×83mm(H)
CT Size 200mm(L)X105mm(W)X39mm(H)
Test Wire 4 wires: each for red 20m, black 20m, yellow 10m, and green 10m
Simple Test Wire 2 wires: each for red 1.6m and black 1.6m
Auxiliary Grounding Rod 4PCS: Φ9mm×230mm
Current Clamp 2PCS: 1 blue-black plug and 1 red-black plug
Clamp Caliber Φ50mm
Clamp Turn Ratio 1000:01:00
Clamp Lead Wire 2m

Measurement Ranges and Accuracy

Measurement Range Accuracy Resolution
2/3/4 wire method measure earth resistance (Re): DC resistance (R–) 0.00Ω-29.99Ω ±2%rdg ±5dgt 0.01Ω
Selection method measure grounding resistance (Re) 0.00Ω-29.99Ω ±2%rdg ±5dgt 0.01Ω
Double clamp method measure grounding resistance (Re) 0.01Ω-0.99Ω ±10%rdg ±5dgt 0.01Ω
Soil Resistivity (ρ) 0.00Ωm-99.99Ωm According to the measurement accuracy of R (ρ=2πaR) 0.01Ωm
Earth Voltage (50Hz/60Hz) AC 0.0-100V ±2%rdg ±3dgt 0.1V
AC current (50Hz/60Hz) 0.0mA-600.0A ±2%rdg ±3dgt 0.01mA