Marmonix MEG925 Double Clamp Multifunction Earth Resistance Tester
Short Description:
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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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 |
---|---|
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 Voltage |
Base Condition: 9V±0.1V |
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 |
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 |
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