หมวดหมู่ : ETCR Electronic Technology , 
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Product Main Function
1. On - line monitoring the earth resistance of grounding system
2. Measure Range: 0.010Ω~200Ω
3. Equip with RS485( support MODBUS-RTU communication protocol) or GPRS interface
4. can be built into inside case of other equipment ,convenient the secondary development and integration by users
5. Network system can be built to realize real-time detection and remote monitoring