THIẾT BỊ ĐO ĐIỆN, ĐIỆN TỬ
Specifications of UT251 Series High Sensitivity Leakage Current Clamp Meters
| Specifications | Range | UT251A | UT251C |
| Leakage current (A) | 0.001mA～60A | ±(1.5%+5) | ±(1.5%+5) |
| 60A～199.9A | ±(2%+5) | ||
| 200A～300A | ±(3%+5) | ||
| 300A～600A | ±(4%+5) | ||
| Voltage (Freq.) 0V~600V (50Hz/60Hz) | √ | √ | |
| Resolution | 1uA | 1mA | |
| Features | |||
| Display | 4 digits LCD | √ | √ |
| Clamp size | 25mm x 30mm | 35mm x 40mm | |
| Auto range | √ | √ | |
| RS-232 | √ | √ | |
| Data storage | 99 | 99 | |
| Peak/Data hold | √ | √ | |
| Overload protection | OL | √ | √ |
| Auto power off | 5 minutes | √ | √ |
| Low battery indication | ≤7.2V | ≤7.2V | |
| Over-range display | OL | √ | √ |
| Test mode | Clamp CT, integral mode | √ | √ |
| General Characteristics | |||
| Power | 9V battery (6F22) | ||
| Display | 32mm x 15mm | ||
| Product color | Red and grey | ||
| Product net weight | 120g | ||
| Product size | 175mm x 70mm x 38mm | ||
| Standard accessories | Battery, RS-232 interface cable, PC software CD | ||
| Standard individual packing | Gift box, carrying bag, English manual, tool box | ||
| Standard quantity per carton | 6pcs | ||
| Standard carton measurement | 385mm x 290mm x 115mm | ||
| Standard carton gross weight | 3.3kg | ||
