Applications:
Parameter
| Specifications | Range | UT191E | UT191T |
| DC voltage (V) | 600V | ±(0.5%＋3) | ±(0.5%＋3) |
| AC voltage (V) | 600V | ±(0.7%＋3) | ±(0.7%＋3) |
| LoZ ACV (V) | 600V | ±(2%＋5) | ±(2%＋5) |
| ACV LPF | 600V | ±(2%＋5) | ±(2%＋5) |
| DC current (A) | 20A | ±(0.8%+3) | ±(0.8%+3) |
| AC current (A) | 20A | ±(1%+3) | ±(1%+3) |
| Resistance (Ω) | 60MΩ | ±(0.8%+2) | ±(0.8%+2) |
| Capacitance (F) | 60mF | ±(3%+5) | ±(3%+5) |
| Frequency (Hz) | 10Hz~1MHz | ±(0.1%+4) | ±(0.1%+4) |
| Duty cycle | 0.1%~99.9% | ±(2%＋5) | ±(2%＋5) |
| Temperature (℃) | -40℃~400℃ (0.1°C resolution) |
| ±(1%+20) |
| Temperature (℉) | -40℉~752℉ (0.2°F resolution) |
| ±(1%+40) |
| ACV peak hold |
| ±(2%+100) | ±(2%+100) |
| Peak current detection |
| ±(3%+100) | ±(3%+100) |
| Features | |||
| Display count | 6000 | ||
| Sampling rate | 3 times/second | ||
| Analog bar graph | 31 sections | ||
| True RMS | √ | ||
| AC voltage frequency response | 45Hz~400Hz | ||
| AC current frequency response | 45Hz~400Hz | ||
| Diode/Continunity test | √ | ||
| Auto/Manual range | √ | ||
| Auto power off | √ | ||
| Low battery indication | √ | ||
| Data hold/MAX/MIN | √ | ||
| Function selection (SELECT) | √ | ||
| Flashlight/Auto backlight | √ | ||
| 2m drop test/IP65 | √ | ||
| General Characteristics | |||
| Power | 9V battery（not included) | ||
| LCD size | 58mm x 42mm | ||
| Product net weight | Red and grey | ||
| Product color | 428g | ||
| Product size | 180mm x 87mm x 59mm | ||
| Standard accessories | Test lead, carrying bag, point contact temperature probe (UT191T) | ||
| Standard individual packing | Gift box, English manual | ||
