（water detecotor,ground water detector,gold diamand detector,Mineral Detectormetal detector,drill machine,drilling machine,geological equipment，Mine prospecting instrument Water detector,Logging equipment,seismic instrument, Seismograph，element analysis）
DDC*8 water detector Auto-Compensation Instrument(Resistivity
Meter) Main Applications and Features
By utilizing the apparent resistivity parameters, it is widely used in hydrology, environmental protection, engineering geophysical exploration, metal and non-metal mineral resources exploration. Microcomputer controlled, direct-reading resistivity, various electrode arranging mode, data protection against power-failure This instrument applies to Electrical Prospecting such as Vertical Electrical Sounding, Electrical Profiling, Charging Method and Spontaneous Potential Method, etc. on ground and in trench.
Technical Specifications
Maximum Power Supply Voltage: **0V Maximum Power Supply Current: 3A Voltage Measuring Range: ±***0mV ? Voltage Measurement Accuracy: ±1.5%, ±0.1 mV Current Measuring Range: 0.1mA~***0mA Current Measurement Accuracy: ±1.5%, ±0.1mA SP Compensation Range: ****0mV ~ ****0mV Instrument Input Impedance: ＞*0MΩ Working Temperature: **0℃~*0℃ Volume: **4×**4×**7mm
