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.
On-line testing the equipotential bonding resistance, DC resistance, contact resistance, riveting resistance, etcEquipotential Bonding Reistance On-line Tester apply for on-line testing the equipotential bonding resistance, DC resistance, contact resistance, riveting resistance, etc. 1.Model No.: ETCR3740 2. Measurement Range: 1mΩ～1000Ω 3. Max Test Current: ≥1A 4. Measurment Time: About 30 seconds/times 5. Communication Mode: RS485 6. Power Supply : 12V±1V DC(External power supply)
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