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UT521 Earth Resistance Tester
UT520 series can perform precise 3-wire and simple 2-wire earth resistance measurement for power and electrical systems, lightning protection equipment, and ground system of all electrical equipment. This series is UNI-T’s introductory earth resistance tester with high economic value. Its lightweight design is convenient for fieldwork.
Features
1. Over range indication, test lead connection alarm
2. TEST button for fast capture of measurement values
3. 20-group data storage/recall
4. Backlight
5. Data hold
6. Auto power off/battery check
7. Earth voltage measurement
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Specifications |
Range |
Accuracy |
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Model |
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MO00640232 |
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Earth Resistance (Ω) |
Ω～20Ω |
±(2%+10) |
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Ω～200Ω |
±(2%+3) |
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0～2000Ω |
±(2%+3) |
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AC Earth Resistance (V) |
0～200V |
±(1%+4) |
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Frequency: 50Hz/60Hz |
√ |
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Features |
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Display Count |
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2000 |
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Manual Range |
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√ |
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Auto Power Off |
About 10 minutes |
√ |
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Low Battery Indication |
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√ |
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Data Hold |
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√ |
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Data Storage |
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20 |
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LCD Backlight |
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√ |
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Full Icon Display |
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√ |
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Double Insulation Protection |
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√ |
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Contact Badness Indication |
Port C or Port E don’t contact display”---Ω” |
√ |
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Overload Indication |
Display “OL” |
√ |
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Simple 2-Wire Testing |
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√ |
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Precision 3-Wire Testing |
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√ |
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General Characteristics |
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Power |
1.5V Batteries (5#) X 6 |
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LCD Size |
70.6mm X 34mm |
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Product Color |
Red and grey |
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Product Net Weight |
560g |
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Product Size |
160mm X 100mm X 70.5mm |
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Accessories |
Batteries, carrying bag, simple test lead, test lead, test probe |
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Standard Individual Packing |
Gift box, manual |
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Standard Quantity Per Carton |
8pcs |
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Standard Carton Measurement |
615mm X 530mm X 190mm |
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Standard Carton Gross Weight |
15kg |
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