China 60 Channels Wenner and Schlumberger 2D and 3D Electrical Resistivity Imaging Equipment Ert for Groundwater Survey Equipment, Find details about China Electrical Resistivity Imaging Equipment, Wenner Equipment from 60 Channels Wenner and Schlumberger 2D and 3D Electrical Resistivity Imaging Equipment Ert for Groundwater Survey Equipment
Model & Name: | WDJD-4 Multi-functional Direct Current ( Induced polarization ) Instrument |
Max. Power Supply Voltage: | 1000V |
Max. Power Supply Current: | 6A |
Voltage Measuring Range: | ±6000mV |
Voltage Measuring Accuracy: | (Vp>10mV) ±5%, ±1 digit; (Vp<10mV) ±1%, ±1 digit |
Current Measuring Range: | 0.1mA~3000mA |
Current Measuring Accuracy: | Ip>10mA) ±5%, ±1 digit; (Ip<10mA) ±1%, ± digit |
Interference Suppression on 50Hz Power Frequency | Better than 80dB |
SP Compensation Range: | -1000mV~+1000mV |
Instrument Input Impedance: | ≥50MΩ |
Operating Temperature: | -10 °C ~50 °C , 95%Rh |
Machine Size: | 305×200×202mm |