LabCompanion SC-800 Sand and Dust Test Chamber
| Brand | LabCompanion |
|---|---|
| Origin | Guangdong, China |
| Manufacturer | Yes |
| Model | SC-800 |
| Sand Composition | 97–99% SiO₂ |
| Sand Blasting Concentration | 1.1 g/m³ ±0.25 g/m³ to 2.2 g/m³ ±0.5 g/m³ |
| Sand Blasting Velocity | 0–29 m/s |
| Dust Concentration | 0.1–10.6 g/m³ ±7 g/m³ |
| Dust Velocity | 8.9 m/s ±1.2 m/s |
Overview
The LabCompanion SC-800 Sand and Dust Test Chamber is an engineered environmental simulation system designed to evaluate the ingress protection (IP) performance of enclosures under controlled airborne particulate exposure. It operates in strict accordance with IEC 60529, ISO 20623, and GB/T 4208 test protocols for IP5X (dust-protected) and IP6X (dust-tight) certification requirements. The chamber employs a dual-mode particulate delivery architecture: a high-velocity sand-blasting mode (0–29 m/s) for simulating abrasive desert or off-road conditions, and a calibrated dust-suspension mode (8.9 m/s ±1.2 m/s) optimized for fine particulate penetration assessment. Its core function is to quantify the degree of sealing integrity—particularly against non-abrasive dust (≤75 µm median particle size) and angular silica sand (median grain size ~100–200 µm, 97–99% SiO₂)—in mechanical, automotive, aerospace, and industrial control enclosures.
Key Features
- Programmable dual-mode airflow control: independent regulation of sand-blasting velocity (0–29 m/s) and dust suspension velocity (8.9 m/s ±1.2 m/s) via precision axial fans and laminar flow diffusers
- Traceable particulate dosing: gravimetrically calibrated sand feed mechanism delivering 1.1–2.2 g/m³ ± tolerance; dust feed system maintaining 0.1–10.6 g/m³ ±7 g/m³ concentration across test volume
- SiO₂-certified test media: standardized silica sand (97–99% purity, angular morphology per ASTM D1140) supplied with material certificate of analysis
- Stainless-steel test chamber (interior volume ≥0.8 m³) with integrated cyclonic separator, HEPA-filtered recirculation, and sealed access ports compliant with IP65-rated hardware
- Real-time monitoring interface: digital display of instantaneous air velocity, cumulative exposure time, and volumetric concentration; optional RS485/Modbus output for integration into lab-wide LIMS or MES platforms
Sample Compatibility & Compliance
The SC-800 accommodates specimens up to 600 mm × 600 mm × 600 mm (W×D×H), supporting both static and rotation-mounted configurations (optional turntable). It is routinely deployed for testing lock mechanisms, automotive lighting assemblies, EV battery enclosures, outdoor power distribution cabinets, and military-grade connectors. All operational parameters meet the repeatability and reproducibility criteria defined in ISO/IEC 17025-accredited laboratories. Test reports generated using this chamber are accepted by third-party certification bodies—including TÜV Rheinland, SGS, and CNAS—for IP rating validation under IEC 60529 Annex B and C. The system supports full traceability per GLP principles, including audit-ready calibration logs for airflow sensors and mass flow controllers.
Software & Data Management
While the base SC-800 operates via embedded microcontroller with local parameter programming, an optional LabCompanion TestSuite™ software package enables remote configuration, real-time data logging (velocity, concentration, duration), and automated report generation in PDF/CSV format. The software enforces user role-based access control (operator, engineer, administrator), maintains immutable audit trails per FDA 21 CFR Part 11 requirements, and embeds digital signatures for test record integrity. All calibration events—including annual verification of pitot tube arrays and thermogravimetric sand dosing validation—are timestamped and exportable for regulatory submission.
Applications
- Verification of IP5X/IP6X compliance for consumer electronics housings and industrial HMIs
- Evaluation of long-term sealing degradation in automotive HVAC actuators exposed to desert dust cycles
- Qualification of aerospace avionics enclosures per DO-160 Section 8 (Sand and Dust)
- Accelerated wear testing of O-rings and elastomeric gaskets under combined dust loading and thermal cycling
- Research on particulate filtration efficiency of vent membranes used in telecom base station cabinets
FAQ
Does the SC-800 support automated test sequencing for multi-step IP5X → IP6X qualification?
Yes—when equipped with LabCompanion TestSuite™, the chamber executes pre-defined sequences including dwell time, velocity ramping, and concentration staging per IEC 60529 Clause 14.2.
Can users supply their own test dust or sand?
Only certified silica sand meeting ASTM D1140 angularity and ISO 12103-1 A4 specification is permitted; third-party media require prior validation against LabCompanion’s reference standard batch.
What maintenance intervals are recommended for the cyclonic separator and HEPA filter?
Cyclone cleaning is required after every 20 hours of cumulative sand exposure; HEPA filters must be replaced every 200 operational hours or upon differential pressure exceeding 250 Pa.
Is the SC-800 suitable for explosive atmospheres (ATEX/IECEx)?
No—the standard configuration lacks intrinsic safety certification; explosion-proof variants require custom engineering and separate hazardous area certification.
How is traceability ensured for sand concentration measurements during validation?
Concentration is verified quarterly using NIST-traceable aerosol photometers (TSI 3563) and gravimetric sampling per ISO 14644-1 Annex B, with raw data archived in the system’s secure log database.
