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Power Supply Standard: 12V ± 1VDC, 400mA Max. Optional: 24V ± 1VDC (external supply)
Earth Resistance
Range/Accuracy/Resolution
0.01Ω~20Ω / ±2%rdg±3dgt (auxiliary ground resistance 100Ω±5%, voltage to earth＜10V) / 0.01Ω
0.1Ω~200Ω / ±2%rdg±3dgt (auxiliary ground resistance 100Ω±5%, voltage to earth＜10V) /0.1Ω
1Ω~2000Ω / ±2%rdg±3dgt (auxiliary ground resistance 100Ω±5%, voltage to earth＜10V)/ 1Ω
Ground Voltage
0~600V AC/±2%rdg±3dgt/1V
Measure Mode: Precise 3-wire measurement, simple 2-wire measurement
Measure Method
Earth resistance: rated current change-pole method, measured current 11mA Max, 128Hz;
voltage to ground: average value rectification method
Weight Detector: 380g
Detector Dimension: 130mmX90mmX54mm
LCD Size 47mmX28.5mm
Measurement Time: Voltage to earth: about 2 times/second; earth resistance: about 30 seconds/time
Measurement Rate: Over 10000 times
Monitoring Interval Time: Setting range of automatic monitoring interval time: 1~999 h
Detector Interface: Pluggable terminal blocks: 9 pin terminal
Communication Mode: RS485 or 4G
Data Storage: 99 groups，flash display “99” symbol indicate storage is full
Data Access: Data access function : “READ” symbol display
Overflow Display: Overrange overflow function :”OL” symbol display
Alarm Indication: Audible and visible alarm
Power Supply Voltage: When power supply voltage lower than 10V, power voltage low symbol will display, and remind to replace the power
Overload Protection: When measurement earth resistance: E-P, E-C between each interfaces AC 280V/3 seconds Electromagnetic Property: IEC61010-4-3,Wireless frequency electromagnetic field ≤ 1V/m
Line Voltage: Measuring the voltage to earth: Below AC 600V
Accessories: Detector: 1PCS; 4G communication module+ external antenna: 1PCS; 9P terminal block: 1PCS
