UT572A Earth Resistance Tester «UNI-T»

UT572A Earth Resistance Tester «UNI-T»

Manual language: EN, FR, DE, IT, ES, SV, PL, CZ

Ground resistance range: 0.00Ω~20kΩ

Ground resistance R (Two-three-four-wire method) (Range/Accuracy/Resolution):
0.00Ω~19.99Ω ±2%rdg±2dgt; 0.01Ω
20.0Ω~199.9Ω ±2%rdg±2dgt; 0.1Ω
200Ω~1999Ω ±2%rdg±2dgt; 1Ω
2kΩ~20kΩ ±3%rdg±5dgt; 10Ω

Soil resistivity (ρ):
0.00Ωm~99.99Ωm 0.01Ωm
100.0Ωm~999.9Ωm 0.1Ωm
1000Ωm~9999Ωm 1Ωm
10.00kΩm~50.00kΩm 10Ωm

Ground disturbance voltage (V) 50Hz/60Hz: AC 0.0V~100.0V ±2%rdg±3dgt; 0.1V

Test frequency: 1470Hz ±1Hz

Short circuit test current: AC 250.0mA MAX

Open circuit test voltage: AC 40V MAX

Function: Ground resistance, soil resistivity, ground voltage

Measurement methods (Ground resistance):
Ground resistance 3/4-wire method
Soil resistivity (Wenner method)
Grounding voltage average value rectification method

Measurement instructions: LED flashing indication during measurement; LCD countdown display

Electrode spacing range: Up to 50m

Backlight (LCD): √ (5.3 inch LCD color; Controllable)

USB: √

Printer: √

Other features: Data hold; 2000 set data storage; Over range protection; Auto range; Auto power off; Low battery indication

Power supply: Lithium battery 12V – 2600mAh; 2000 cycles

Working temperature and humidity: -10℃~55℃; ≤95% RH without condensation

Storage temperature and humidity: -20℃~60℃; ≤95% RH without condensation

IP rating: IP64 (cap closed)

Overvoltage category: CAT III 300V, CAT IV 150V

CE certification: √