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Model & Name: | WDJD-4 Multi-functional Direct Current ( Induced polarization ) Instrument |
Max. Power Supply Voltage: | 900V |
Max. Power Supply Current: | 5A |
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 |