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| Specifications | Range | Best Accuracy |
| Model | UT283A | |
| Voltage (V) | 10V~1000V AC/DC | ±0.5% Udin |
| AC Current (A) | 10A/100A/1000A | ±0.5% f.s. |
| Frequence (Hz) | 40~70Hz | ±50mHz |
| Power (W) | >15% S | ± 1 %S |
| Power factor | 0~1.0 | ± 0.02 |
| Energy (Wh) | 0~9999MWh | ± 1.5 %rdg |
| Crest factor | 1.0 to 10.0 | ±5 % |
| Voltage harmonics or Inter harmonics | Um ≥ 3% Udin(1~51th,step 0.5th) | ±5% Urms |
| Um ≤ 3% Udin(1~51th,step 0.5th) | ±0.15% Udin | |
| Current harmonics or Inter harmonics | Im ≥ 10% I f.s(1~51th,step 0.5th) | 5% Irms |
| Im ≤ 10% I f.s(1~51th,step 0.5th) | ±0.5% f.s. | |
| Power harmonics | (1~51th,step 1th) | Calculated based on voltage and current amplitude and phase accuracy |
| Transients | ±(2000 V~ 6000 V Peak), Fsample=2MHz | ±5% Rdg.±5%Fs |
| Dips Swell & Interrupt | 0~1000V AC | Udin± 1 % |
| AC Inrush Current (A) | 10A/100A/1000A | ±1%f.s |
| Resistance (Ω) | 600Ω/6KΩ/60KΩ/600KΩ/6MΩ/60MΩ | ±(1.0%+3) |
| Capacitance (F) | 60nF/600nF/6μF/60μF/600μF | ±(4 %+20) |
| Features | ||
| True RMS | √ | |
| Harmonic Analysis | Up to 51th | √ |
| Flick Measure | 10 Minutes PST and PLT value | √ |
| Voltage Ratio | √ | |
| Current Ratio | √ | |
| Event Capture | √ | |
| Trend Capture | √ | |
| Data Logging | 8GB | √ |
| USB Interface | √ | |
| Backlight Adjustment | √ | |
| Low Battery Indication | √ | |
| Input Protection | √ | |
| General Characteristic | ||
| Power | 7.4V 3600mAh Li-ion Battery | |
| LCD | 3.5 Inches 64k Color TFT LCD (320 x 240) | |
| Product Color | Red and Grey | |
| Product Net Weight | 808.4g | |
| Product Size | 199mm × 118mm × 49mm | |
| Standard Accessories | Power Adaptor, Test Lead, Current Clamp(10A/100A/1000A), USB Cable, Software CD, SD Card (8GB) | |
| Standard Individual Packing | Gift Box, Carrying Bag, English Manual | |
| Standard Quantity Per Carton | 4 PCs | |
| Standard Carton Measurement | 490mm × 380mm × 310mm (0.058 CBM Per Standard Carton) | |
| Standard Carton Gross Weight | 10KG | |
