دستگاه اندازه گیری مقاومت چاه ارت یونیتی مدل UNIT UT522

Earth resistance meter UNI-T UT521

SPECIFICATION
:Earth Resistance Testing
0 ~ 20 Ohm +/- 2%rdg +/- 1 Ohm
0 ~ 200 Ohm +/- 2%rdg +/- 3dgt
0 ~ 2000 Ohm +/- 2%rdg +/- 3dgt
Earth Voltage Testing:
0 ~ 200Vac (50/60Hz) +/- 1%rdg +/- 4dgt

SPECIAL FUNCTIONS
Data Hold
Backlight display
Data logging: 20
Battery check
Sleep mode - around 10 minutes
Full icon display
Over-range display: display "OL"
Contact badness display: C port or E port don´t contact display "----Ohm"
Simple 2-wires testing
Precision 3-wires testing
Double insulation protection

GENERAL CHARACTERISTICS
Power: 6x 1.5V alkaline battery
LCD size: 70.6 x 34mm
Product size: 160 x 100 x 70.5mm
Product weight: 560g

Manufacturer: UNI-TREND