| Specifications |
Range |
Best Accuracy |
| Model |
|
UT278A |
| Earth Ground Resistance (Ω) |
0.01Ω-0.099Ω |
±(1%+0.01) |
| 0.1Ω-0.99Ω |
±(1%+0.01) |
| 1.0Ω-49.9Ω |
±(1%+0.1) |
| 50Ω-99.5Ω |
±(2%+0.5) |
| 100Ω-199Ω |
±(3%+1) |
| 200Ω-395Ω |
±(6%+5) |
| 400Ω-590Ω |
±(10%+10) |
| 600Ω-800Ω |
±(20%+20) |
| 800Ω-1200Ω |
±(25%+30) |
| Leakage Current(A) |
0mA-9mA |
±(2.5%+1) |
| 10mA-99mA |
±(2.5%+5) |
| 100mA-299mA |
±(2.5%+10) |
| 0.30A-2.99A |
±(2.5%+0.1) |
| 3.0A-9.9A |
±(2.5%+0.3) |
| 10.0A-20.0A |
±(2.5%+0.5) |
| 3A-30A |
±(2.5%+0.5) |
| Features |
| Display Count |
4 Digits Display LCD |
√ |
| Auto Range |
|
√ |
| Jaw Capacity |
|
32mm |
| Single Measure Time |
1 Second |
√ |
| Resistance Measurement Frequency |
＞1KHz |
√ |
| Current Measurement Frequency |
50Hz/60Hz |
√ |
| Resistance Limit Alarm |
1Ω-199Ω |
√ |
| Current Limit Alarm |
1mA-499mA |
√ |
| Beeper and Light Alarm |
|
√ |
| Jamming Signal Recognition |
|
√ |
| Over-Range Display |
|
√ |
| Low Battery Indication |
|
√ |
| Data Logging |
|
99 |
| General Characteristic |
| Power |
1.5V Alkaline Batteries（LR6）X 4 |
| LCD Size |
47mm X 28.5mm |
| Product Color |
Red and Grey |
| Product Net Weight |
1160g |
| Product Size |
285mm X 85mm X 56mm |
| Standard Accessories |
Batteries, Test Ring, Tool Box |
| Standard Individual Packing |
Gift Box, English Manual |
|
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