underground water detector DDC-8 Electronic Auto-Compensation Instrument(Resistivity Meter)
Main Applicati*** 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 Specificati***
Maximum Power Supply Voltage: 700V
Maximum Power Supply Current: 3A
Voltage Measuring Range: &plu***n;3000mV ?
Voltage Measurement Accuracy: &plu***n;1.5%, &plu***n;0.1 mV
Current Measuring Range: 0.1mA~3000mA
Current Measurement Accuracy: &plu***n;1.5%, &plu***n;0.1mA
SP Compensation Range: -1000mV ~ +1000mV
Instrument Input Impedance: ＞30MΩ
Working Temperature: -10℃~50℃
Volume: 244×154×237mm