Earth Resistance Tester Meter Digital Earth Tester Range 0.010 to 2000 for Telecommunication Meteorology Oil Field Construction

CNYST Earth Resistance Tester Meter Digital Earth Tester Range 0.010 to 2000 for Telecommunication Meteorology Oil Field ConstructionTechnical Specifications: Earth Resistance：Range:0.01Ω~2000Ω Resolution:0.01Ω Accuracy:±2%rdg±3dgt Earth Voltage：Range:0~600V AC Resolution:1V Accuracy:±2%rdg±3dgt Power Supply：DC 7.4V 2600mAh rechargeable lithium battery Tester Dimension：280mm(L)×260mm(W)×160mm(H) Weight：4520g(with package) Measuring Method：Earth ground resistance: rated current change-pole method, measurement current 3mA Max,820Hz; Earth Voltage: average value rectification Measuring time：Earth voltage : 3 times/second; Earth resistance: 5 seconds/time Data Storage：400 sets, flash "FULL" symbol to indicate storage is full Data Hold：Data hold function:"HOLD" symbol display Data Read：Data read function: "READ" symbol display Overflow Display：Exceeding measuring range overflow function: "OL" symbol display Circuit Voltage：Measuring earth voltage : AC 600V MAX Auxiliary Earth Rod：2 PCS: Φ10mm×150mm Testing Wires：Five wires: each for Red 20m, yellow 10m, green 5m, red 1.6m, green 1.6m Interface：USB interface,software supervision, storage data can be uploaded to computer, saved and printed;data transmission line length:1.5m Wire Resistance Verification：Avoid errors caused by the test line not fully inserted into the instrument interface or poor contact or the user replaces the lengthened test line, ensure grounding resistance measurement more accurate Alarm Function：Measuring value exceeds alarm setting value, will "Toot-toot-toot" alarm hint Auto Power-off：10 Minutes after power on, will outage and automatic power off Battery Voltage：While battery voltage decreases to around 7.8V, will display battery voltage low symbol, and reminding to replace the battery Overload Protection：Earth resistance: between each interfaces of E-P,E-C, AC

• Earth resistance measurement, Range: 0.010Ω~2000Ω
• Earth voltage measurement,Range: AC 0～600V
• Measuring Method：Earth ground resistance: rated current change-pole method, measurement current 3mA Max,820Hz; Earth Voltage: average value rectification
• Measuring time：Earth voltage : 3 times/second; Earth resistance: 5 seconds/time
• Can store 400 sets of data, realize historical inquiry and online real-time monitoring by monitoring software, dynamic display, with the indicator of max/min/average value, and with alarm value setting and alarm indicator functions, and with the functions as historical data access, reading, preservation, report forms, printing and so on