Feature of ETCR3000+
- Earth Resistance Range: 0.010Q~2000Q
- Earth Voltage Range: OV~600V AC
- Accuracy: +2%rdg+3dgt
- Measurement Method: Rated current change-pole method/Average value rectification
- Power Supply: DC 9V(Alkaline dry battery LR14 1.5V 6 PCS )
Specification of ETCR3000+
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Power Supply
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DC9V, R6 AAdry batteryX6PCS
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Measurement Method
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Earth resistance: rated current change-pole method, test current 20mA Max; Voltage to earth: average value rectification
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Grounding Resistance |
Range：0.10 Ω~2000 Ω
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Resolution：0.01Ω
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Accuracy：±2%rdg±3dgt
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Grounding Current |
Range: 0mA~ 100A AC
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Resolution: 1mA
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Accuracy: ±2%rdg±3dgt
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Grounding Voltage |
Range：0 ～ 200V AC
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Resolution：1V
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Accuracy：±2%rdg±3dgt
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Display LCD
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LCD:58mmX46mm
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Tester Dimension
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160mm(L)×100mm(W)×66mm(H)
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WVeight
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Host: about470g; Current clamp: about 190g; total weight: about 2125g (include accessories)
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Test Indicator
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TESTING indicator lighting, indicate that grounding ressitance is testing
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Auxiliary Grounding Indicator
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R P(s)R C(H) OK indicator lighting, indicates that the auxiliary grounding electrode is qualified and the testresult is accurate.Otherwise, please re-select the auxiliary grounding point
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Measurement Time
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Earth resistance: 15 seconds/time;Voltage to earth : 2 times/second; Current: 2times/s
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Auxiliary Grounding Rod
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2PCS:φ10mm×250mm
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Test Wires
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Red 15m, yellow 10m, green 5m, red 1.5m (total 4 pcs wires)
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Line Resistance Verification
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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
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Auto Shutdown
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3 Minutes after power on, will automatic shutdown without any operation..
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Battery Voltage
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While battery voltage decreases to around 7.2VV, will display low battery voltage symbol“ ”, and remind to replace the battery
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Overload Protection
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Earth resistance: between each interfaces of E-P,E-C, AC 280V/3 seconds
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Electromagnetic Property
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IEC61010-4-3, wireless frequency electromagnetic field≤1V/m
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Working Current
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Backlight:56mA Max; Standby: 20mA Max(Backlight close); Measurement:200mA Max(Backlight close)
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Accessories
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Tester:1PCS; Current sensor: 1PCS; Grounding rod: 2PCS; Test line:3PCS; Simple test line: 1PCS; Tester bag:1PC
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