Đồng hồ đo điện trở đất SANWA PDR4000
- Dải đo: 0 ~ 40Ω/ 0 ~ 400Ω/ 0 ~ 4000Ω.
- Tần số đo: 820 Hz.
- Đo dòng ngắn mạch: xấp xỉ. 2mA.
- Tiêu chuẩn: IEC61010-1 CAT.III 300 V.
- Pin: R6P 1.5V × 6 cái
- Kích thước: 163 x 102 x 50 mm.
- Trọng lượng: 440g.
Features
- Three measurement ranges : 40Ω, 400Ω, 4000Ω.
- 3-pole / 2-pole earth resistance measurement.
- Backlight function.
- Safety design compliant to IEC61010.
- Data hold function.
- Relative function.
- Auto power-off function.
- Capable of measuring interference voltage.
- 2mA measuring current.
Đặc tính kỹ thuật
| Model | PDR4000 | |
| Function | Measuring range | Accuracy |
| Earth resistance measuring range |
40 Ω (0.00 ~ 10.00 Ω) 40 Ω (10.01 ~ 40.00 Ω) 400 Ω (0.0 ~ 400.0 Ω) 4000 Ω (0 ~ 3000 Ω) 4000 Ω (3001 ~ 4000 Ω) |
Accuracy ±(2.0 %rdg + 10 dgt) ±(2.0 %rdg + 3 dgt) Out of accuracy guaranteed |
| Interference voltage | 0.0 ~ 400.0 V | ±(2.0 %rdg + 3 dgt) |
| Measuring frequency | 820 Hz | |
| Measuring current at the short circuit | approx. 2mA | |
| Standard | IEC61010-1 CAT.II 400 V / CAT.III 300 V | |
| IP rate | IP30 | |
| Battery | R6P 1.5V × 6pcs | |
| Size | 163(L) x 102(W) x 50(D)mm | |
| Weight | Approx. 440g (Incl. batteries) | |
- Xuất xứ Taiwan.
- Bảo hành: 12 tháng.
