Insulation Resistance Tester, ETCR3000 Digital Clamp Meter Multimeter 0.01ohm~2000ohm Digital Earth Resistance Meter Electric Tester

ETCR3000 Factory Price Digital Multimeter 0.01ohm~2000ohm Digital Earth Resistance Meter Electric TesterEarth ResistanceRange:0.01~2000; Resolution:0.01; Accuracy:±2%rdg±3dgtEarth VoltageRange:0V~600V AC; Resolution:1V; Accuracy:±2%rdg±3dgtPower SupplyDC 9V (Alkaline dry battery LR14 1.5V 6 PCS, continuous standby for 300 hours )Tester Dimension215mm(L)×178mm(W)×83mm(H)Weight1443g(with batteries)Measuring MethodEarth ground resistance: rated current change-pole method, measurement current 20mA Max,820Hz; Earth Voltage: average value rectificationMeasuring TimesEarth voltage : 3 times/second; Earth resistance: 5 seconds/timeMeasuring RateOver 5000 times (20 range measuring 10 for one time and repeat after 25 seconds)Data Storage400 sets, flash "FULL" symbol to indicate storage is fullData HoldData hold function:"HOLD" symbol displayData ReadData read function: "READ" symbol displayOverflow DisplayExceeding measuring range overflow function: "OL" symbol displayCircuit VoltageMeasuring earth voltage : AC 600V MAXAuxiliary Earth Rod2 PCS: 10mm×150mmTesting WiresFive wires: each for Red 20m, yellow 10m, green 5m, red 1.6m, green 1.6mInterfaceUSB interface,software supervision, storage data can be uploaded to computer, saved and printed;data transmission line length:1.5mWire Resistance VerificationAvoid 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 accurateAlarm Function Measuring value exceeds alarm setting value, will "Toot-toot-toot" alarm hintAuto Power-off 15 Minutes after power on, will outage and automatic power offBattery Voltage While battery voltage decreases to around 7.8V, will display battery voltage low symbol and reminding to replace the batteryOverload Protection Earth resistance: between each interfaces of E-P,E-C, AC 280V/3 secondsElectromagnetic Features IEC61010-4-3,Wireless frequency electromagnetic field1V/mWorking currentBacklight:25mA Max; System standby: 25mA Max(Backlight shut off); Measurement:70mA Max(Backlight shut off)AccessoriesTester:1PC; Earth Rod:2PCS; Testing Wire:3PCS; Simple testing wire:2PCS; USB data transmission line :1PCS; Software disk:1PC; Tester bag:1PC

• Alarm Function Measuring value exceeds alarm setting value, will "Toot-toot-toot" alarm hint
• Auto Power-off 15 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 280V/3 seconds
• Electromagnetic Features IEC61010-4-3,Wireless frequency electromagnetic field1V/m