China Testadores De Aterramento UT521 is using micro controller with high accuracy and reliability; it can measure every electric wire, electric installation, anti-thunder equipmentís earth resistance value of those earth system. Also, it can carry earth voltage measurement. (Note: the Tester should not be used outdoor hazard environment, like raining, thunder etc.).

SPECIFICATIONS

Basic Functions	Range	Best Accuracy
Earth Resistance Testing	0 ~ 20W 0 ~ 200W 0 ~ 2000W	±2%rdg±0.1W ±2%rdg±3dgt ±2%rdg±3dgt
Earth Voltage Testing	0~200Vac(50/60Hz)	±1%rdg±4dgt
Special Functions
Data Hold		YES
Backlight Display		YES
Data Logging	20	YES
Battery Check		YES
Sleep Mode	Around 10 Minutes	YES
Full Icon Display		YES
Over-range Display	Display "OL"	YES
Contact Badness Display	C Port or E Port dont contact Display"- - - - W"	YES
Simple 2-Wires Testing		YES
Precision 3-Wires Testing		YES
Double Insulation Protection		YES

GENERAL CHARACTERISTICS

Power	1.5V Alkaline Battery(AA) x 6
LCD Size	70.6 mm x 34 mm
Product Color	Grey
Product Net Weight	560g
Product Size	160 x 100 x 70.5 mm
Standard Accessories	Battery, Three Test Lead (Green + Yellow + Red), English Manual, Simple Test Lead, Carrying Bag, Test Probe 2 pcs
Standard Individual Packing	Gift Box
Standard Quantity Per Carton	4 pcs
Standard Carton Measurement	615 x 530 x 190 mm (0.062 CBM Per Standard Carton)
Standard Carton Gross Weight	15kg