RX-I type resistivity tester (soil)Main technical parameters:

1. Current source: Output current: DC0.01-20A, continuously adjustable

2. Accuracy: better than ± 0.05%

3. Digital voltmeter:

4. Range: 0-199.99mV

5. Degree: 10 μ A

6. Error: ± (0.004% reading ± 0.01% full-scale), input impedance: ≥ 0.3%

7. Measurement error: ≤ 0.3%,

8. Spacing: 1.59 ± 0.01mm

9. Diameter Φ 0.8mm

10. Rate:<0.2%

11. Probe material: Hard alloy (WC)

12. Needle pressure: 3 ± 1N/single needle

13. Power supply: AC 220V ± 10% 50/60Hz

14. Power: 12W

15. Operating environment: Temperature: 23 ± 2 ℃ Relative temperature: ≤ 65%