• 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: 700V
• Maximum Power Supply Current: 3A
• Voltage Measuring Range: ±3000mV ?
• Voltage Measurement Accuracy: ±1.5%, ±0.1 mV
• Current Measuring Range: 0.1mA~3000mA
• Current Measurement Accuracy: ±1.5%, ±0.1mA
• SP Compensation Range: -1000mV ~ +1000mV
• Instrument Input Impedance: ＞30MΩ
• Working Temperature: -10℃~50℃
• Volume: 244×154×237mm