UNI-T UT575B Earth Ground Tester (9000kΩm, 2/3/4 wires)

Measure ground resistance (R~) and DC resistance (R—) using the 2/3/4-wire  method.

Range: 0.00Ω~29.99Ω/30.0Ω~299.9Ω/300Ω~2999Ω/3.00kΩ~300.00kΩ

Resolution:0.01Ω/0.1Ω/1Ω/10Ω

Accuracy:±2%rdg±5dgt/±2%rdg±3dgt/±2%rdg±3dgt/±4%rdg±3dgt

Selective method to measure ground resistance (R~)

Range:30.0Ω~299.9Ω/0.00Ω~29.99Ω/300Ω~3000Ω

Resolution:0.01Ω/0.1Ω/1Ω

Accuracy:±2%rdg±5dgt/±2%rdg±3dgt/±2%rdg±3dgt

Double clamp method to measure ground resistance (R~)

Range: 0.01Ω~0.99Ω/1.0Ω~29.9Ω/30Ω~100Ω

Resolution:0.01Ω/0.1Ω/1Ω

Accuracy:±10%rdg±5dgt/±10%rdg±5dgt/±10%rdg±5dgt

Ground voltage measurement: AC 0.0~100.0V

Accuracy:±2%rdg±3dgt

Ground current measurement: AC 0.00mA~600.0A

Accuracy:±2%rdg±3dgt

Soil resistivity measurement (ρ): 0.00Ωm~9000KΩm(0.01Ωm)

Test frequency: 128Hz/111Hz/105Hz/94Hz (AFC Auto)

Short circuit test current: AC 250mA max

Open circuit test voltage: AC 40V max 

Alarm function: When it is over range, it will utilize the buzzer alarm.

Data storage: 2000 set

Data hold: Yes

Power supply DC: 7.4V 2600mAh rechargerable lithium b

LCD size: 128mm x 75mm

Data communication: (via USB B)

Low battery indication: Yes

Auto power off: Yes 

Over load indication: Yes 

Characteristics 

Meter dimension: 280mm x 260mm x 160mm (H*W*L)

Current clamp dimension: 223mm x 120mm x 39mm (H*W*L)

Communication cable: USB cable (with data), 1.5m lengt

Test lead: 20m red lead; 20m black lead; 10m yellow lead; 10m green lead.

Current clamp: 1.6m red lead and 1.6 black lead.

Clamp diameter: Quantity: 4pcs; Diameter: φ 10mm×250mm; Weight: 935g 

Clamp lead length: Blue-black plug: 1pcs; Red-black plug: 1pcs

Simple test lead: 70mm

Auxiliary ground rod: 2m

Weight: Tester: 3490g approximately (Battery included);

Current clamp: 1100g approximately (2PCS);

Total weight: 6800g approximately (Accessories included)

Datasheet

User manual