Specifications
Specifications of UT505 Series Handheld Insulation Resistance Testers
| Specifications | Range | UT505A | UT505B | |
| Insulation resistance (Ω) | 50V | 50V/100V/250V/500V/1000V | 0%~10% | 0%~20% |
| 0.01MΩ~50MΩ | ±(3%+5) | ±(3%+3) | ||
| 50MΩ~1GΩ | ±(3%+3) | |||
| 100V | 1GΩ~10GΩ | ±(10%+3) | ||
| 0.01MΩ~100MΩ | ±(3%+5) | ±(3%+3) | ||
| 100MΩ~1GΩ | ±(3%+3) | |||
| 250V | 1GΩ~20GΩ | ±(10%+3) | ||
| 0.01MΩ~200MΩ | ±(1.5%+5) | ±(1.5%+5) | ||
| 200MΩ~1GΩ | ±(1.5%+5) | |||
| 500V | 1GΩ~50GΩ | ±(10%+3) | ||
| 0.01MΩ~500MΩ | ±(1.5%+5) | ±(1.5%+5) | ||
| 500MΩ~1GΩ | ±(1.5%+5) | |||
| 1000V | 1GΩ~100GΩ | ±(10%+3) | ||
| 0.1MΩ~2000MΩ | ±(1.5%+5) | ±(1.5%+5) | ||
| 2GΩ~9.9GΩ | ±(10%+3) | ±(5%+3) | ||
| 10GΩ~20GΩ | ±(20%+10) | ±(7%+3) | ||
| 20GΩ~200GΩ | ±(20%+3) | |||
| Load current | 50V (R=50kΩ) 1mA | 0%~10% | 0%~10% | |
| 100V (R=100kΩ) 1mA | 0%~10% | 0%~10% | ||
| 250V (R=250kΩ) 1mA | 0%~10% | 0%~10% | ||
| 500V (R=500kΩ) 1mA | 0%~10% | 0%~10% | ||
| 1000V (R=1MΩ) 1mA | 0%~10% | 0%~10% | ||
| Short circuit current | <2mA | <2mA | ||
| Leakage current (A) | 10~2000μA | ±(10%+3) | ||
| Low resistance (Ω) | 0.01Ω~20kΩ (about 5V/>200mA) | ±(1.5%+3) | ||
| 0.01Ω~100Ω (about 5V/>200mA/20mA optional) | ±(1.5%+3) | |||
| General resistance (Ω) | 0.01kΩ~10MΩ | ±(3%+3) | ||
| DC voltage (V) | 0V~600V | ±(2%+3) | ±(2%+3) | |
| AC voltage (V) | 0V~600V | ±(2%+3) | ±(1.5%+5) | |
| Frequency (Hz) | 45~1kHz | ±(0.1%+3) | ||
| Capacitance (F) | 100pF~500μF | ±(5%+5) | ||
