The manual provides product overview, technical specifications, operation procedures, maintenance tips and safety warnings for the YTC2571 digital grounding…
This user manual introduces the YTC2571 digital grounding resistance tester, describing its working principle, measurement capabilities and intended applications in power, railway, communication and mining sectors.
The document covers safety requirements, technical parameters, step‑by‑step measurement methods for grounding resistance, soil resistivity, conductor resistance and earth voltage, as well as maintenance, battery care and accessory information. This manual is written in Chinese.
| Measurement range (resistance) | 0~2Ω (10 mA), 2~20Ω (10 mA), 20~200Ω (1 mA) |
|---|---|
| Measurement range (voltage) | AC 0~30 V |
| Accuracy | ±3 % for 0~0.2Ω, ±1.5 % for 0.2~200Ω, ±3 % for 1~30 V |
| Power consumption | ≤2 W |
| Power supply | 6.8 V~9 V battery (7‑cell) or external 220 V AC |
| Operating temperature | 0 °C~+45 °C |
| Relative humidity | ≤85 % RH |
| Dimensions | 220 mm × 200 mm × 105 mm |
| Weight | ≤1.4 kg |
When the internal battery voltage drops below 7.2 V, the LCD shows a low‑voltage symbol “←”.