Dynamica Velocity 17/17R Pro Benchtop High-Speed Refrigerated Centrifuge
| Brand | Dynamica |
|---|---|
| Origin | Shanghai, China |
| Model | Velocity 17/17R Pro |
| Type | Benchtop Refrigerated Centrifuge |
| Speed Range | Up to 17,000 rpm |
| Max RCF | 25,507 × g |
| Max Capacity | 6 × 50 mL |
| Temperature Range | –20 °C to +40 °C |
| Dimensions (W × D × H) | 560 × 500 × 380 mm |
| Rotor Compatibility | 16 interchangeable rotors (angle, fixed-angle, swing-out) |
| Safety Certifications | IEC 61010-1, EN 61326-1 |
| Compliance | GLP-ready, supports audit trails and user access control |
Overview
The Dynamica Velocity 17/17R Pro is a high-performance benchtop refrigerated centrifuge engineered for precision separation of biological and chemical samples in research, clinical, and quality control laboratories. Utilizing robust brushless induction motor technology and active refrigeration with PID-controlled compressor cooling, it maintains precise temperature stability (±1 °C) across the full operating range (–20 °C to +40 °C), critical for heat-sensitive biomolecules such as plasmids, viral particles, and membrane proteins. Its rotor dynamics are based on optimized angular momentum transfer and aerodynamic chamber design, enabling rapid acceleration to 17,000 rpm and deceleration with minimal vibration—ensuring reproducible pelleting of bacterial cells, mammalian nuclei, and subcellular organelles. The system’s mechanical architecture complies with IEC 61010-1 safety standards for laboratory equipment and integrates structural damping to meet ISO 10816-3 vibration severity thresholds for rotating machinery.
Key Features
- Triple-layer waterproof protection: Sealed rotor chamber, condensate drainage channel, and IPX2-rated electrical compartment prevent moisture ingress during prolonged low-temperature operation.
- Non-contact imbalance detection: Real-time vibration spectrum analysis via piezoelectric accelerometers identifies mass asymmetry ≥0.5 g at 10,000 rpm, triggering automatic deceleration before mechanical stress exceeds safe limits.
- Auto-locking rotor interface: Patented bayonet-style coupling ensures positive engagement and torque transmission without manual tightening—reducing operator error and wear on spindle threads.
- Temperature compensation algorithm: Compensates for ambient thermal drift and rotor heat generation by dynamically adjusting compressor duty cycle and airflow rate, maintaining setpoint accuracy within ±0.8 °C over 30-min runs.
- GLP-compliant operation: Supports multi-level user authentication (admin/operator/technician), electronic logbook with timestamped run records, and exportable CSV data files traceable to ISO/IEC 17025 requirements.
Sample Compatibility & Compliance
The Velocity 17/17R Pro accommodates tubes from 0.2 mL PCR strips to 50 mL conical polypropylene or polycarbonate vessels—including 1.5/2.0 mL microcentrifuge tubes, 5–15 mL Falcon-style tubes, and sealed centrifuge bottles. All certified rotors undergo ASTM F2170 burst testing and are validated for use with common solvents (e.g., ethanol, chloroform, acetone) per EN 13828 chemical resistance guidelines. The system meets EU RoHS Directive 2011/65/EU for hazardous substance restriction and carries CE marking under the Machinery Directive 2006/42/EC. Optional IQ/OQ documentation packages are available for GMP-regulated environments requiring FDA 21 CFR Part 11 compliance.
Software & Data Management
Equipped with the Dynamica CentriControl v3.2 firmware, the centrifuge provides intuitive touchscreen navigation with programmable protocols (up to 99 methods), real-time RCF/rpm conversion, and dynamic run-time estimation. All parameters—including speed, time, temperature, acceleration/deceleration profiles, and actual RCF—are logged with UTC timestamps and stored internally for ≥10,000 runs. Data export is supported via USB 2.0 port (FAT32-formatted drive) in CSV format compatible with LIMS integration. Audit trail functionality records user login/logout events, parameter modifications, and emergency stop activations—meeting ALCOA+ principles for data integrity in regulated labs.
Applications
- Isolation of bacterial pellets (E. coli, B. subtilis) and yeast cells (S. cerevisiae) at 12,000–17,000 rpm for downstream lysis and protein extraction.
- Purification of extracellular vesicles and exosomes from cell culture supernatants using sequential ultracentrifugation protocols (e.g., 10,000 × g for 30 min followed by 100,000 × g—performed on compatible ultra-speed systems).
- Clarification of lysates prior to affinity chromatography or SEC-MALS analysis, minimizing particulate carryover into sensitive detectors.
- Clinical sample processing: serum/plasma separation from whole blood (EDTA/K2-anticoagulated), PBMC isolation via density gradient media (e.g., Ficoll-Paque PLUS), and urine sediment concentration.
- QC/QA workflows in pharmaceutical manufacturing: residual solvent removal from API intermediates, particle size distribution analysis of nanosuspensions, and filter integrity verification via centrifugal challenge tests.
FAQ
What is the minimum detectable imbalance threshold?
The non-contact imbalance detection system triggers at ≥0.5 g mass difference between opposing tube positions at speeds ≥10,000 rpm.
Can the unit operate without refrigeration?
Yes—the refrigeration system can be disabled via software; the unit functions as a high-speed benchtop centrifuge with ambient cooling only.
Are rotors autoclavable?
Fixed-angle aluminum rotors are not autoclavable; however, selected stainless-steel and composite rotors are rated for steam sterilization at 121 °C for 20 min (see individual rotor certification sheets).
Does the system support remote monitoring or network connectivity?
No Ethernet or Wi-Fi interface is built-in, but USB-host data export enables integration with lab-wide instrument management platforms via third-party middleware.
What maintenance intervals are recommended?
Compressor oil inspection every 12 months; rotor lifetime tracking via embedded RFID tags; annual calibration of temperature and speed sensors by authorized service centers.
