The AS‑B series ultrasonic cleaners from Tianjin Automatic Science Instrument are versatile cleaning devices that use high‑frequency ultrasonic waves to generate cavitation bubbles, removing contaminants from a wide range of items. The manual describes the basic, heated and variable‑frequency models, their capacities, and key features such as programmable timers, degassing, and water‑level protection.
The guide provides step‑by‑step operating instructions, fault handling, safety precautions, and warranty information. It also lists technical specifications for each model variant. This manual is written in Chinese.
| Maximum power | 120–600 W |
|---|---|
| Power control range | 1–100 % |
| Ultrasonic frequency | 40 kHz |
| Timer range | 1–999 min |
| Internal tank dimensions | 235 × 135 × 100 mm (smallest model) |
| External dimensions | 265 × 160 × 240 mm (smallest model) |