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Help CenterUNI-T UT278A High Accuracy Clamp Earth Ground Testers
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UNI-T UT278A High Accuracy Clamp Earth Ground Testers
UNI-T UT278A High Accuracy Clamp Earth Ground Testers specifications
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 | |
From the date of purchase within one year instrument, is a product quality problem free repair replacement, lifetime supply of maintenance and technical services. The instrument has found anomalies or malfunctions please contact us to arrange the most convenient treatment options.
HuaZheng Electric Manufacturing (Baoding) Co.,Ltd is founded in 2008,the supplier of the State Grid in China.It means we are the supplier of the Chinese Government.And our products spread throughout the whole China.
Our main products : Insulation Oil Tester, Cable Fault Locator, High Voltage Generator,transformer tester, relay protection tester,insulation resistance tester,Power Quality Analyzer and so on.
Close to Tianjin port, the transportation is convenient. our customers come from More than 50 countries, like America, England, Bulgaria, Brazil, Chile, Malysia, Vietnam and so on.
What's more, gurantee 1 year,life long maintance .Products through the CE, ISO, IEC certification, quality and reliable, factory price.
Warmly welcome all partners to join us for mutual benefits cooperation.
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