UT283A Single Phase Power Quality Analyzer
UT283A is a handheld multi-functional device designed to measure and analyze single-phase power systems. This portable S class device can measure amplitude, phase, harmonics, current, voltage, and record results in SD card for further analysis and export.
Key Features
Features
● Trend/event capture
● Harmonics/inrush current measurement
● File management through USB interface
● Flick measure (PST/PLT values)
● User friendly interface
● Multimeter functions
● Scope functions including waveform display
● 3.5 inches 64K color TFT LCD display
● THD (Total Harmonic Distortion) function
● Long-term monitoring
Technical Specification
| Specifications | Range | UT283A |
| Voltage (V) | 10V~1000V AC/DC | ±0.5%Udin |
| AC current (A) | 10A/100A/1000A | ±0.5%f.s. |
| Frequency (Hz) | 40~70Hz | ±50mHz |
| Power (W) | >15%S | ±1%S |
| Power factor | 0~1 | ±0.02 |
| Energy (Wh) | 0~9999MWh | ±1.5%rdg |
| Crest factor | 1 to 10 | ±5% |
| Voltage harmonics or inter-harmonics | Um≥3%Unom (1~51th, step 0.5th) | ±5%Urms |
| Um＜3%Unom (1~51th, step 0.5th) | ±0.15%Unom | |
| Current harmonics or inter-harmonics | Im≥10%Inom (1~51th, step 0.5th) | ±5%Irms |
| Im＜10%Inom (1~51th, step 0.5th) | ±0.5%Inom | |
| Power harmonics | (1~51th, step 1th) | Calculated based on voltage and current amplitude and phase accuracy |
| Transients | ±6000V Peak, Fsample=2MHz | ±5%rdg.±5%f.s |
| Dip/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%+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 values | √ |
| Voltage ratio | √ | |
| Current ratio | √ | |
| Event capture | √ | |
| Trend capture | √ | |
| Data logging | 8GB | √ |
| USB interface | √ | |
| Backlight adjustment | √ | |
| Low battery indication | √ | |
| Input protection | √ | |
| General Characteristics | ||
| Power | Li-ion battery: 7.4V 3600mAh | |
| Display | 70mm x 52mm; 3.5 inches 64K color TFT LCD (320 x 240) | |
| Product color | Red and grey | |
| Product net weight | 808.4g | |
| Product size | 199mm x 118mm x 49mm | |
| Standard accessories | Power adaptor, power cord, test leads, test probes, alligator clips, current clamp (10A/100A/1000A), USB interface cable, PC software CD, SD card (8GB) | |
| Standard individual packing | Gift box, carrying bag, English manual | |
| Standard quantity per carton | 4pcs | |
| Standard carton measurement | 665mm x 350mm x 305mm | |
| Standard carton gross weight | 24.2kg | |
Application
