UT521
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UT520 series earth resistance tester has the functions of backlight display, low battery display, data hold, data storage, auto power off and power saving. It can not only be used for accurate three-wire measurement but also simple two-wire measurement.It is applicable to measuring the earth resistance of all kinds of electrical power system, electrical equipment and anti-thunder equipment. It can also measure the earth voltage. It is applicable to testing operating earth systems of smelting, communication, manufacture, fossil oil, national defense, electricity, chemical industry and construction.
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UNI-T UT521 Earth Resistance Tester
UT520 series earth resistance tester has the functions of backlight display, low battery display, data hold, data storage, auto power off and power saving. It can not only be used for accurate three-wire measurement but also simple two-wire measurement.It is applicable to measuring the earth resistance of all kinds of electrical power system, electrical equipment and anti-thunder equipment. It can also measure the earth voltage. It is applicable to testing operating earth systems of smelting, communication, manufacture, fossil oil, national defense, electricity, chemical industry and construction.
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Specifications | Range | UT521 |
Earth resistance (Ω) | 0~20Ω | ±(2%+10) |
0~200Ω | ±(2%+3) | |
0~2000Ω | ±(2%+3) | |
AC earth voltage (V) | 0~200V | ±(1%+4) |
Frequency: 50Hz/60Hz | √ | |
Features | ||
Display count | 2000 | |
Manual range | √ | |
Auto power off | Around 10 minutes | √ |
Low battery indication | √ | |
Data hold | √ | |
Data storage | 20 | |
LCD backlight | √ | |
Full icon display | √ | |
Double insulation protection | √ | |
Poor contact display | "...Ω" | √ |
Over-range display | Display "OL" | √ |
Simple 2-wire testing | √ | |
Precise 3-wire testing | √ | |
General Characterisitics | ||
Power | 1.5V battery (LR6) x 6 | |
Display | 70.6mm x 34mm | |
Product color | Red and grey | |
Product net weight | 560g | |
Product size | 160mm x 100mm x 70.5mm | |
Standard accessories | Batteries, simple test leads with alligator clips, standard test leads with alligator clips, earth spike, gallus |
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