UT278A Clamp Earth Ground Testers

UT270 series is widely used in earth ground and circuit resistance measurements of electric power, telecommunications, meteorology, oil field, construction and industrial electrical equipment. It can measure the ground system of the circuit without disconnecting grounding wires, auxiliary electrode. UT278A can also measure leakage current and neutralline current of earth ground system
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Availability:

10 in stock

UT270 series is widely used in earth ground and circuit resistance measurements of electric power, telecommunications, meteorology, oil field, construction and industrial electrical equipment. It can measure the ground system of the circuit without disconnecting grounding wires, auxiliary electrode. UT278A can also measure leakage current and neutralline current of earth ground system.

Weight 1.1 kg
Dimensions 28 × 8 × 6 cm
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
Standard Quantity Per Carton 6 PCs
Standard Carton Measurement 610mm X 375mm X 320mm (0.073CBM Per Standard Carton)
Standard Carton Gross Weight 25Kg
Optional Accessories USB Interface Cable,PC Software CD

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