UNI-T UT522 Digital Earth Ground Resistance Tester
UNI-T UT522 Digital Earth Ground Resistance Tester Range 0-40ohm-400ohm-4000ohm AC Earth Voltage Tester
Detailed:
Grounding Resistance Tester UT520 is designed with intelligent micro-controller chip to maintain high accuracy and reliability. It can measure earth resistance of earth ground devices for electric power installations, electrical appliances, lightening protection systems, etc, and also measure earth voltage(It is highly recommended not to use the Tester under severe outdoor environments such as rainingor thunder).
Parameter:
Specifications |
Range |
Best Accuracy |
Model |
|
UT522 |
Earth Resistance (Ω) |
0-20Ω |
|
0-200Ω |
|
|
0-2000Ω |
|
|
0-40Ω |
±(2%+20) |
|
0-400Ω |
±(2%+3) |
|
0-4000Ω |
±(2%+3) |
|
AC Earth Voltage (V) |
0-400V |
±(1%+6) |
Frequency50Hz/60Hz |
√ |
|
Features |
||
Display Count |
|
4000 |
Manual Range |
|
√ |
Auto Power Off |
Around 10 Minutes |
√ |
Low Battery Indication |
|
√ |
Data Hold |
|
√ |
Data Logging |
|
20 |
LCD Backlight |
|
√ |
Full Icon Display |
|
√ |
Double Insulation Protection |
|
√ |
Contact Badness Display |
Port C or Port E don`t contact Display"----Ω" |
√ |
Over-Range Display |
Display “OL" |
√ |
Simple 2-Wires Testing |
|
√ |
Precision 3-Wires Testing |
|
√ |
General Characteristic |
||
Power |
1.5V Alkaline BatteriesLR6X 6 |
|
LCD Size |
70.6mm X 34mm |
|
Product Color |
Red and Grey |
|
Product Net Weight |
560g |
|
Product Size |
160mm X 100mm X 70.5mm |