UT276A Digital Clamp Grounding Resistance Tester  is widely used in electricity, telecommunications, meteorology, oil, construction and industrial electrical equipment such as grounding resistance measurement, the loop resistance measurement. The measurement circuit grounding system, the need to disconnect the ground deflectors, without auxiliary electrode, safe and fast.

UT276A Digital Clamp Grounding Resistance Tester long jaws and round jaw, long jaws, especially suitable for the occasion on the flat ground

Safety Rating    CAT III  600V

Certifications  CE  IEC:1010-1 IEC:1010-2-032  IEC:61326

Auto Range

Beeper and Light Alarm

Low Battery Indication

Specification	Range	Best Accuracy
Model		UT276A	UT278A
Earth Ground Resistance (Ω)	0.01Ω-0.099Ω	±(1%+0.01)	±(1%+0.01)
	0.1Ω-0.99Ω	±(1%+0.01)	±(1%+0.01)
	1.0Ω-49.9Ω	±(1%+0.1)	±(1%+0.1)
	50Ω-99.5Ω	±(2%+0.5)	±(2%+0.5)
	100Ω-199Ω	±(3%+1)	±(3%+1)
	200Ω-395Ω	±(6%+5)	±(6%+5)
	400Ω-590Ω	±(10%+10)	±(10%+10)
	600Ω-800Ω	±(20%+20)	±(20%+20)
	800Ω-1200Ω	±(25%+30)	±(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	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		√
RS-232		√
Beeper and Light Alarm		√	√
Jamming Signal Recognition		√	√
Over-Range Display		√	√
Low Battery Indication		√	√
Data Logging		99	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