Airs AWF900 Vibration-Isolated Precision Balance Enclosure
| Brand | Airs |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | AWF900 |
| Pricing | Upon Request |
Overview
The Airs AWF900 Vibration-Isolated Precision Balance Enclosure is an engineered containment solution designed specifically for high-accuracy analytical and micro-balances in regulated laboratory environments. It operates on the principle of controlled negative-pressure airflow management, integrating ISO 14644-compliant particulate filtration with vibration-dampened structural support to eliminate mechanical interference and airborne contamination. Unlike conventional fume hoods or generic balance cabinets, the AWF900 maintains a stable aerodynamic environment—face velocity precisely regulated between 0.3–0.45 m/s—ensuring minimal turbulence across the weighing pan while sustaining OEB (Occupational Exposure Band) Level 5 containment integrity. Its monolithic white stainless-steel enclosure aligns with modern GLP-compliant lab architecture, supporting ISO/IEC 17025-accredited weighing workflows where environmental stability directly impacts measurement traceability per USP , ASTM E898, and EURACHEM/CITAC guidelines.
Key Features
- Vibration-isolation base with multi-layer damping material, reducing floor-transmitted frequencies below 5 Hz to preserve balance repeatability (≤0.001 mg resolution stability)
- Dual-stage filtration system: front-mounted MERV-13 pre-filter (back-mounted for safe, head-clear access) followed by H14 HEPA filter (≥99.995% @ 0.3 µm), extending service life and minimizing maintenance exposure risk
- Real-time environmental monitoring: integrated sensors continuously log face velocity, static pressure differential, ambient temperature (±0.3°C), and relative humidity (±2% RH)
- Airs-Touch intelligent control interface with touch-responsive LCD panel, enabling programmable airflow profiles, alarm thresholds, and system diagnostics
- Secure mobile integration via encrypted AirsLink™ app (iOS/Android), supporting remote status verification, event logging, and audit-ready notification alerts
- OEB 5-compliant containment validated per ISO 10648-2 and ICH Q5C, including tracer gas (SF₆) leakage testing at <0.05% volume/volume per hour
Sample Compatibility & Compliance
The AWF900 accommodates standard analytical balances (up to 320 mm × 280 mm footprint) and microbalances (e.g., Mettler Toledo XP series, Sartorius Cubis® II) without requiring platform modification. Its internal chamber dimensions (W900 × D750 × H850 mm) provide unobstructed access while maintaining laminar flow symmetry. All materials in contact with the airflow path—including 304 stainless steel interior surfaces, silicone gaskets, and non-outgassing filter media—are compliant with USP , ISO 10993-5 cytotoxicity requirements, and EU REACH SVHC screening. The unit meets electrical safety standards IEC 61010-1 and EMC directive 2014/30/EU, and supports 21 CFR Part 11-compliant electronic records when paired with AirsLog™ software.
Software & Data Management
AirsLog™ data acquisition software (v3.2+) provides time-stamped, tamper-evident logging of all monitored parameters with configurable export formats (CSV, PDF, XML). Audit trails record operator ID, session start/end timestamps, parameter adjustments, and alarm events—including automatic generation of ISO/IEC 17025 Annex A.3-compliant uncertainty contribution reports. Data encryption uses AES-256 at rest and TLS 1.3 in transit; local storage complies with GDPR and HIPAA retention policies. Optional integration with LIMS (LabVantage, Thermo SampleManager) enables automated metadata injection into sample records.
Applications
- Weighing of highly potent active pharmaceutical ingredients (HPAPIs) under OEB 4–5 conditions
- Preparation of reference standards and certified reference materials (CRMs) requiring ISO/IEC 17034 traceability
- Stability-indicating assay development where environmental drift must be excluded as a source of variance
- Regulatory submission batches under FDA, EMA, or PMDA review requiring documented environmental controls
- High-sensitivity gravimetric analysis in environmental testing labs (e.g., EPA Method 1669 particulate mass determination)
FAQ
Does the AWF900 affect balance calibration or zero stability?
No—the enclosure’s aerodynamic design has been validated using CFD simulations and empirical testing to confirm ≤±0.0005 mg zero drift during door operation and continuous operation.
Can the unit be integrated into an existing building management system (BMS)?
Yes—Modbus TCP and BACnet/IP protocols are supported via optional gateway module for HVAC interlock and centralized alarm forwarding.
What is the recommended maintenance interval for filters?
MERV-13 pre-filter: every 6 months or after 1,200 operational hours; H14 HEPA: annually or when differential pressure exceeds 250 Pa, verified via built-in sensor.
Is validation documentation provided?
Yes—factory-issued IQ/OQ protocols, as-built drawings, and test reports (including face velocity mapping, containment leak testing, and vibration spectral analysis) are included with shipment.
How is user access controlled for GxP environments?
Role-based authentication (local or LDAP-integrated), biometric optional upgrade, and mandatory electronic signature for critical parameter changes ensure ALCOA+ data integrity principles.
