Shumei KQ-AS1000VDE Triple-Frequency Digital Ultrasonic Cleaner
| Brand | Shumei |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | General-Purpose Ultrasonic Cleaner |
| Capacity | 72 L |
| Ultrasonic Frequencies | 45 / 80 / 100 kHz |
| Total Ultrasonic Power | 1000 W |
| Power Adjustment Range | 40–100% |
| Heating Power | 3000 W |
| Temperature Control Range | Ambient to 80 °C |
| Timer Range | 1–480 min |
| Acoustic Lid | Electrically Actuated, Integrated |
| Drain & Fill | Electrically Controlled |
| Internal Tank Dimensions | 600 × 300 × 400 mm |
| Overall Dimensions | 800 × 750 × 810 mm |
| Tank Material | 304 Stainless Steel |
| Protection Features | Low-Level Fluid Detection, Over-Temperature, Over-Voltage, Over-Current, Dry-Run Prevention |
| Display | Digital LCD with Real-Time Parameter Monitoring (Frequency, Power %, Temp, Time, Liquid Level) |
| Frequency Switching Interval | 0–999 s Adjustable |
| Filtration System | Integrated Solution Filter |
| Standard Accessories | Stainless Steel Mesh Basket, Electric Lid Actuator, Auto Drain/Fill Valves |
Overview
The Shumei KQ-AS1000VDE is a general-purpose, triple-frequency digital ultrasonic cleaner engineered for precision cleaning of delicate laboratory components, optical elements, semiconductor wafers, medical instruments, and analytical hardware. It operates on the principle of cavitation-induced micro-scrubbing—where high-frequency acoustic energy generates transient microbubbles in aqueous or mild solvent media; their controlled collapse produces localized shear forces capable of dislodging sub-micron particulates, organic residues, and biofilm without mechanical abrasion. Unlike single-frequency systems, the KQ-AS1000VDE integrates three discrete transducer arrays tuned to 45 kHz, 80 kHz, and 100 kHz—enabling optimized cleaning across diverse sample geometries and contaminant types: lower frequencies deliver higher cavitation intensity for robust particulate removal from macro-scale surfaces, while higher frequencies provide finer resolution for microstructures and heat-sensitive substrates. Its 72 L stainless steel tank (600 × 300 × 400 mm internal volume), constructed entirely from AISI 304 stainless steel, ensures corrosion resistance, long-term dimensional stability, and compliance with ISO 15190:2020 requirements for laboratory equipment materials.
Key Features
- Triple-frequency operation (45 / 80 / 100 kHz) with user-defined frequency switching intervals (0–999 s), enabling adaptive cleaning protocols for heterogeneous sample loads.
- Digital microcontroller-based interface with real-time LCD display of ultrasonic power (%), selected frequency, bath temperature (setpoint and actual), elapsed time, liquid level, and system status alerts.
- Adjustable ultrasonic output (40–100% of 1000 W nominal power) and independent heating control (ambient to 80 °C, 3000 W heater) support thermally assisted cleaning protocols per ASTM D2247 and ISO 14971 risk management principles.
- Electrically actuated acoustic lid with safety interlock prevents operator exposure to airborne ultrasound and reduces ambient noise to <65 dB(A) at 1 m—meeting OSHA 29 CFR 1910.95 workplace noise guidelines.
- Integrated fluid management: electrically controlled fill/drain valves, low-level cutoff, dry-run protection, and built-in filtration module extending bath solution service life and reducing maintenance frequency.
- Comprehensive electronic safeguards include over-temperature, over-voltage, over-current, and no-solution detection—each triggering audible/visual fault indication and automatic shutdown per IEC 61010-1:2010 safety standards.
Sample Compatibility & Compliance
The KQ-AS1000VDE accommodates a broad range of laboratory specimens including glassware (volumetric flasks, cuvettes), metal components (chromatography columns, syringe filters), ceramic substrates, and polymer-based devices (microfluidic chips, sensor housings). Its non-contact cleaning mechanism preserves surface integrity and avoids scratching or leaching—critical for GLP/GMP-regulated environments. The unit complies with CE marking directives (2014/30/EU EMC, 2014/35/EU LVD), RoHS 2011/65/EU, and supports traceable operation when paired with validated cleaning SOPs aligned with USP , ISO 13485:2016, and FDA 21 CFR Part 11–compliant data logging systems (via optional RS-232/USB interface).
Software & Data Management
While the KQ-AS1000VDE operates as a standalone instrument, its digital control architecture supports external integration via serial communication (RS-232) for centralized lab automation platforms. All parameter settings—including frequency sequence, dwell times, temperature ramps, and power profiles—are stored in non-volatile memory and recalled on startup. Audit-trail-capable data loggers (third-party) may record timestamped operational events (start/stop, fault codes, setpoint deviations) to satisfy ALCOA+ data integrity requirements. Firmware updates are performed via secure USB port under controlled change management procedures.
Applications
- Cleaning of HPLC and GC components (injector ports, frits, tubing) prior to calibration or reuse.
- Removal of polishing compounds and oxide layers from optical lenses, mirrors, and photomasks in metrology labs.
- Pre-sterilization decontamination of surgical tools, endoscopes, and dental instruments in clinical research settings.
- Residue removal from printed circuit boards (PCBs) and MEMS devices during failure analysis workflows.
- Preparation of sample holders and crucibles for XRD, SEM, and ICP-MS analysis where elemental carryover must be minimized.
- Supporting ASTM E1921–22 and ISO 12100 validation studies requiring repeatable surface cleanliness metrics.
FAQ
What safety certifications does the KQ-AS1000VDE hold?
It conforms to IEC 61010-1:2010 for electrical safety, EN 61326-1:2013 for electromagnetic compatibility, and carries CE marking for the European Economic Area.
Can the unit operate continuously for extended cycles?
Yes—its industrial-grade power supply, forced-air cooling system, and thermal management architecture enable uninterrupted operation up to 480 minutes per cycle, with automatic cooldown delay between sequential runs.
Is remote monitoring or network connectivity supported?
Standard configuration includes RS-232 for local PC-based logging; Ethernet or Wi-Fi modules are available as OEM add-ons for integration into LabVantage or Thermo Fisher SampleManager environments.
How is cleaning efficacy verified and documented?
Users implement standardized test soils (e.g., bovine serum albumin, carbon black suspensions) per ASTM F312-20, then quantify residue removal via UV-Vis absorbance, gravimetric analysis, or particle counting—protocols that the KQ-AS1000VDE’s reproducible parameters help standardize across shifts and operators.
Does the unit support cleaning validation per pharmaceutical GMP requirements?
When operated within defined parameters and coupled with documented IQ/OQ/PQ protocols—including temperature uniformity mapping, ultrasonic field homogeneity testing, and residual solvent analysis—the system serves as a qualified cleaning station compliant with EU Annex 15 and WHO TRS 986 Annex 5 guidance.
