Marmonix MEG825 Clamp on Ground Tester

Short Description:

The Marmonix MEG825 Clamp-On Ground Tester combines precision, safety, and user-friendly features, making it an invaluable tool for professionals responsible for maintaining and inspecting electrical grounding systems. Its advanced capabilities and broad application range ensure accurate and efficient measurements, contributing to the overall safety and reliability of electrical installations.

  • 0.00Ω ~ 20kΩ Resistance Range
  • 0Ωm ~ 9999kΩm Soil Resistivity Range
  • 0.000mA ~ 20A Earth Current Range
Product purchase
SKU: 102074 Categories: ,
Brand:Marmonix

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Buy Marmonix MEG825

The Marmonix MEG825 Clamp-On Ground Tester is a sophisticated instrument designed to measure ground resistance and leakage currents in electrical systems precisely. Its clamp-on design facilitates non-intrusive testing, making it an indispensable tool for electrical maintenance, safety inspections, and system diagnostics professionals.

Key Features

The Marmonix MEG825 offers a broad measurement range, assessing ground resistance from 0.01 ohms to 1,200 ohms. This extensive range ensures accurate evaluations across various grounding conditions, catering to diverse industrial applications.

Equipped with a large jaw opening, the tester accommodates ground rods and conductor cables of substantial sizes, enhancing its applicability in different testing environments. The device also features a data hold function, allowing users to retain measurement readings for convenient analysis and record-keeping.

Safety is a paramount consideration in the MEG825’s design. The tester includes an automatic power-off feature to conserve battery life and prevent unintended operation. Additionally, it is engineered to perform measurements without disconnecting grounding systems, thereby minimizing the risk of accidental discharges and ensuring user safety.

Applications

The versatility of the Marmonix MEG825 makes it suitable for a wide range of applications:

  • Electrical Maintenance: Ideal for routine inspections of grounding systems in industrial and commercial facilities, ensuring compliance with safety standards and preventing potential electrical hazards.
  • Utility Services: Utility companies utilize them to assess the integrity of grounding in power distribution networks, thereby enhancing system reliability and safety.
  • Telecommunications: Ensures proper grounding of equipment to prevent electrical interference, thereby maintaining the quality and reliability of communication systems.

Marmonix MEG825 Specifications

The Marmonix MEG825 Clamp-On Ground Tester can measure Resistance in the range of 0.00Ω ~ 20kΩ and  Soil Resistivity in the range of 0Ωm ~ 9999kΩm.

Resistance Range Soil Resistivity
Range
Earth Current Range Earth Voltage Range Bluetooth
0.00Ω ~ 20kΩ 0Ωm ~ 9999kΩm 0.000mA ~ 20A 0.0V ~ 600.0V Yes

Base and Working Conditions

Influence Quantity Base Condition Working Conditions
Ambient Temperature 23℃ ± 1℃ -10℃ ~ 40℃
Ambient Humidity 40% ~ 60% <80%
Working Voltage DC 3.8V ± 0.2V DC 3.5V ~ 4.2V
Auxiliary Earth Resistance <100Ω <5kΩ
Interference Voltage Should avoid <5V
Interference Current Should avoid <1A
Electrode Distance (R) a > 5d a > 5d
Electrode Distance (ρ) a > 20h a > 20h

General Specifications

Power Supply DC 3.7V 2600mAh rechargeable battery (Full charge: ~4.2V)
Display Mode 2.5-inch colorful LCD screen
Earth Resistance Measurement Method Clamp method, 2-wire, 3-wire, 4-wire, and selection methods
Test Frequency 128Hz / 111Hz / 105Hz / 94Hz (Auto Frequency Control – AFC)
Short-circuit Test Current AC 10mA max
Open-circuit Test Current AC 14V max
Electrode Distance Range 1m – 100m
Clamp Size 65 × 32 mm
Tester Dimensions 307mm (H) × 98mm (W) × 56mm (D)
Tester Weight Clamp tester: 1112g (with battery); Total: 5.1kg (with all accessories)
Test Wires Red: 20m, Black: 20m, Yellow: 10m, Green: 10m
Simple Test Wires Red: 1.6m, Black: 1.6m
Auxiliary Grounding Rod 4PCS: Φ9mm × 230mm
Measuring Rate Earth Resistance: ~15s/test; Earth Current & Voltage: ~2 tests/second

Earth Resistance Measurement

Range (Ω) Accuracy Resolution (Ω)
0.010Ω ~ 0.099Ω ±(1%rdg + 0.05Ω) 0.001Ω
0.10Ω ~ 0.99Ω ±(1%rdg + 0.05Ω) 0.01Ω
1.0Ω ~ 49.9Ω ±(1%rdg + 0.5Ω) 0.1Ω
50.0Ω ~ 99.5Ω ±(2%rdg + 0.5Ω) 0.5Ω
100Ω ~ 199Ω ±(5%rdg + 1Ω)
*200Ω ~ 395Ω ±(10%rdg + 5Ω)
*400Ω ~ 590Ω ±(15%rdg + 10Ω) 10Ω
*600Ω ~ 880Ω ±(20%rdg + 20Ω) 20Ω
*900Ω ~ 1200Ω ±(25%rdg + 30Ω) ~
*1300Ω ~ 1600Ω ±(30%rdg + 100Ω) 100Ω

Buy the Marmonix MEG825 Clamp-On Ground Tester for a perfect blend of precision and safety. This user-friendly tool is essential for professionals overseeing the maintenance and inspection of electrical grounding systems. With its advanced capabilities and versatility, you can ensure accurate measurements, enhancing the overall safety and reliability of your electrical installations.

Resistance Range

0.00 Ω ~ 20 kΩ

Soil Resistivity Range

0 Ωm ~ 9999 kΩm

Earth Current Range

0.000mA ~ 20A

Earth Voltage Range

0.0V ~ 600.0V

Bluetooth

Yes

Working Voltage

Base Condition: DC 3.8V ± 0.2V
Working Conditions: DC 3.5V ~ 4.2V

Power Supply

DC 3.7V 2600mAh rechargeable battery (Full charge: ~4.2V)

Display Mode

2.5-inch colorful LCD screen

Earth Resistance Measurement Method

Clamp method, 2-wire, 3-wire, 4-wire, and selection methods

Test Frequency

128Hz / 111Hz / 105Hz / 94Hz (Auto Frequency Control – AFC)

Short-circuit Test Current

AC 10mA max

Open-circuit Test Current

AC 14V max

Electrode Distance Range

1m – 100m

Clamp Size

65 × 32 mm

Dimensions

307mm (H) × 98mm (W) × 56mm (D)

Weight

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

Test Wires

Red: 20m, Black: 20m, Yellow: 10m, Green: 10m

Simple Test Wires

Red: 1.6m, Black: 1.6m

Specifications

Resistance Range Soil Resistivity Range Earth Current Range Earth Voltage Range Bluetooth
0.00Ω ~ 20kΩ 0Ωm ~ 9999kΩm 0.000mA ~ 20A 0.0V ~ 600.0V Yes

Base and Working Conditions

Influence Quantity Base Condition Working Conditions
Ambient Temperature 23℃ ± 1℃ -10℃ ~ 40℃
Ambient Humidity 40% ~ 60% <80%
Working Voltage DC 3.8V ± 0.2V DC 3.5V ~ 4.2V
Auxiliary Earth Resistance <100Ω <5kΩ
Interference Voltage Should avoid <5V
Interference Current Should avoid <1A
Electrode Distance (R) a > 5d a > 5d
Electrode Distance (ρ) a > 20h a > 20h

General Specifications

Power Supply DC 3.7V 2600mAh rechargeable battery (Full charge: ~4.2V)
Display Mode 2.5-inch colorful LCD screen
Earth Resistance Measurement Method Clamp method, 2-wire, 3-wire, 4-wire, and selection methods
Test Frequency 128Hz / 111Hz / 105Hz / 94Hz (Auto Frequency Control – AFC)
Short-circuit Test Current AC 10mA max
Open-circuit Test Current AC 14V max
Electrode Distance Range 1m – 100m
Clamp Size 65 × 32 mm
Tester Dimensions 307mm (H) × 98mm (W) × 56mm (D)
Tester Weight Clamp tester: 1112g (with battery); Total: 5.1kg (with all accessories)
Test Wires Red: 20m, Black: 20m, Yellow: 10m, Green: 10m
Simple Test Wires Red: 1.6m, Black: 1.6m
Auxiliary Grounding Rod 4PCS: Φ9mm × 230mm
Measuring Rate Earth Resistance: ~15s/test; Earth Current & Voltage: ~2 tests/second

Earth Resistance Measurement

Range (Ω) Accuracy Resolution (Ω)
0.010Ω ~ 0.099Ω ±(1%rdg + 0.05Ω) 0.001Ω
0.10Ω ~ 0.99Ω ±(1%rdg + 0.05Ω) 0.01Ω
1.0Ω ~ 49.9Ω ±(1%rdg + 0.5Ω) 0.1Ω
50.0Ω ~ 99.5Ω ±(2%rdg + 0.5Ω) 0.5Ω
100Ω ~ 199Ω ±(5%rdg + 1Ω)
*200Ω ~ 395Ω ±(10%rdg + 5Ω)
*400Ω ~ 590Ω ±(15%rdg + 10Ω) 10Ω
*600Ω ~ 880Ω ±(20%rdg + 20Ω) 20Ω
*900Ω ~ 1200Ω ±(25%rdg + 30Ω) ~
*1300Ω ~ 1600Ω ±(30%rdg + 100Ω) 100Ω