ETCR Electronic Technology CO.,Ltd. was established in 2006, the factory is located in Guangzhou Guangdong ,South China .It is a state-level high-tech enterprise specialized in producing non-contact and intelligent electronic measuring instruments. The products can be widely used in the power system, petroleum, chemical engineering, telecommunication, meteorology, military,railway, industrial and mining establishments.
ETCR is a main and leading manufacturer of earth tester in china, it's main product of earth resistance tester etcr2000 produced in 1999 is the first product in the field of testing instrument in China.
Digital Earth Resistance Tester is applied to Precision 3-wire, simple 2-wire measurement method of earth resistance, voltage to ground measurement. With unique function of wire resistance verification, anti-interference capability and Environmental adaptability, more accurate for grounding resistance measurement. 1. Model No.: ETCR3000 2. Earth Resistance Range: 0.010Ω~2000Ω 3. Earth Voltage Range: 0V~600V AC 4. Accuracy: ±2%rdg±3dgt 5. Measurement Method:Rated current change-pole method/Average value rectification 6. Power Supply: DC 9V (Alkaline dry battery LR14 1.5V 6 PCS )
Adopt2-wire method, 3-wire method to measure grounding resistance,grounding voltage. 1. Model No. : ETCR3000A+ 2. Grounding Resistance Range : 0.10Ω～2000Ω 3. Grounding Voltage Range : 0～200V AC 4. Display LCD: LCD:58mmX46mm 5. Measurement Tim : Earth resistance: 15 seconds/time;Voltage to earth : 2 times/second; Current: 2times/s 6. Power Supply : DC9V, R6 AA dry batteryX6PCS
Adopt2-wire method, 3-wire method to measure grounding resistance,grounding current, grounding voltage 1. Model No.: ETCR3000+ 2. Earth Resistance Range: 0.10Ω ~ 2000Ω 3. Grounding Current Range : 0mA ~ 100A AC 4. Grounding Voltage Range : 0 ~ 200V AC 5. Data Storage :1000 groups 6. Power Supply : DC9V, R6 AA dry batteryX6PCS
Precision4-wire, 3-wire, simple 2-wire measurementmethod to measure earth resistance, soil resistivity, earth voltage. 1. Model No. : ETCR3000B 2. 2/3/4-wire method measure earth resistance,Range：0.00Ω～30.00kΩ； 3. Soil resistivity measurement, Range：0.00Ωm～9000kΩm； 4. Earth voltage measurement,Range：AC 0～600V 5. Data storage: 300 sets 6. Power Supply : DC 9V (Alkaline dry battery LR14 1.5V 6 PCS )
Precision 3-wire, simple 2-wire method to measure earth resistance, earth voltage and low resistance. 1. Model No.: ETCR3000C 2. Earth resistance measurement, Range: 0.010Ω~2000Ω 3. Earth voltage measurement,Range: AC 0~600V 4. Data storage: 400 sets 5. Alarm function: audible and visual alarm 6. Power Supply : DC 7.4V 2600mAh rechargeable lithium battery, battery charge full about 8.4V
Precise3/4-wire,simple 2-wire method to measure earth resistance, soil resistivity, earth voltage. 1. Model No.: ETCR3100C 2. 2/3/4-pole method measure earth resistance,Range: 0.00Ω~30.00kΩ 3. Soil resistivity measurement, Range: 0.00Ωm ~ 9000kΩm 4. Earth voltage measurement,Range: AC 0~600V 5. Data storage: 300 sets 6. Power Supply : DC 7.4V 2600mAh rechargeable lithium battery, full charge about DC 8.4V
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