Jianhu JH-Series Industrial Xenon Arc Weathering Test Chamber
| Brand | Jianhu |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | JH-Series Industrial Xenon Arc Weathering Test Chamber |
| Xenon Lamp Power | 1.8 kW to 6 kW |
| Irradiance Range | 150 W/m² to 736 W/m² |
| Light Exposure Duration | 1–9999 h |
| Humidity Control Range | 20%–95% RH |
Overview
The Jianhu JH-Series Industrial Xenon Arc Weathering Test Chamber is an engineered solution for accelerated weathering simulation in compliance with international standards including ISO 4892-2, ASTM G155, SAE J2527, and IEC 60068-2-9. It utilizes a high-intensity xenon arc lamp as its primary radiation source, coupled with precision optical filtering systems to replicate the spectral power distribution (SPD) of terrestrial sunlight—spanning UV (290–400 nm), visible (400–700 nm), and near-infrared (700–1100 nm) regions. Unlike fluorescent UV or carbon arc sources, xenon arc technology provides the most spectrally accurate approximation of natural solar irradiance, enabling reliable prediction of photodegradation, color fading, polymer embrittlement, and coating delamination under real-world exposure conditions. The chamber integrates closed-loop environmental control for temperature, humidity, and irradiance—ensuring reproducible test cycles across laboratories and production QA environments.
Key Features
- High-fidelity solar spectrum replication via multi-stage quartz and borosilicate glass filter systems, optimized to meet ISO 4892-2 Class A spectral requirements
- Adjustable xenon lamp power output (1.8 kW to 6 kW) supporting scalable irradiance intensity from 150 W/m² up to 736 W/m² (at 340 nm or 420 nm monitoring wavelengths)
- Precise black-panel or black-standard temperature control ranging from –40°C to +100°C, with stability maintained within ±0.5°C under dynamic load conditions
- Humidity regulation between 20% and 95% RH using steam-based humidification and refrigerated dehumidification, compliant with ASTM D4329 operational envelopes
- Programmable exposure cycles—including light-only, light+water spray, light+dark+humidity, and sequential wet/dry phases—supporting full-cycle weathering protocols
- Robust stainless-steel interior construction with corrosion-resistant hardware, designed for long-term operation in industrial R&D and QC labs
Sample Compatibility & Compliance
The JH-Series accommodates flat-panel specimens up to 600 mm × 600 mm × 50 mm (customizable internal dimensions available), with optional specimen racks, rotation fixtures, and water-spray nozzles for uniform exposure. It supports standardized sample mounting per ISO 11341 and ASTM D2244, ensuring traceability in colorimetric and gloss measurements pre- and post-test. All operational parameters—including irradiance, chamber temperature, black-standard temperature, relative humidity, and spray duration—are logged in real time and exportable in CSV format. The system architecture conforms to GLP principles, with configurable audit trails, user access levels, and electronic signature support—facilitating alignment with FDA 21 CFR Part 11 requirements where applicable.
Software & Data Management
Equipped with embedded industrial-grade controller firmware and optional PC-based software (Jianhu WeatherLink™), the chamber enables full remote configuration, real-time monitoring, and automated report generation. The interface supports multi-step test profiles with conditional logic (e.g., “if irradiance drops below threshold, trigger lamp recalibration”), event-triggered data capture, and alarm escalation via email/SNMP. All sensor data—including thermocouple readings, humidity transducer outputs, and radiometer feedback—are sampled at ≥1 Hz and timestamped with NTP synchronization. Raw logs are stored locally on encrypted SD card and optionally mirrored to network drives, meeting ISO/IEC 17025 documentation retention expectations.
Applications
This chamber serves critical roles across sectors requiring accelerated durability validation: automotive OEMs evaluating exterior trim, headlamp lenses, and sealants; aerospace suppliers testing composite laminates and thermal coatings; architectural product manufacturers assessing façade materials, roofing membranes, and UV-stabilized PVC; and photovoltaic module producers verifying encapsulant yellowing and backsheet adhesion loss. It is routinely deployed in university materials science departments, national metrology institutes (e.g., CNAS-accredited labs), and third-party testing organizations such as SGS and Bureau Veritas for certification against UL 746C, EN 61215, and GB/T 16422.2.
FAQ
What spectral irradiance monitoring options are supported?
Standard configurations include calibrated broadband (300–800 nm) and narrowband (340 nm or 420 nm) radiometers traceable to NIM (China National Institute of Metrology). Optional spectral scanning radiometers (300–1100 nm, 1 nm resolution) are available for advanced SPD validation.
Is the system compatible with external climate chambers or robotic sample handlers?
Yes—the controller provides Modbus TCP and RS-485 interfaces for integration into larger environmental test networks or automated material handling systems.
How is lamp aging compensated during extended testing?
The system continuously monitors lamp output via integrated radiometric feedback and automatically adjusts power supply voltage to maintain setpoint irradiance, extending effective lamp life beyond 1,500 hours while preserving spectral fidelity.
Does the chamber support calibration verification per ISO/IEC 17025?
Yes—calibration certificates for all critical sensors (temperature, humidity, irradiance) are issued with uncertainty budgets and traceability statements aligned with ILAC-MRA signatory laboratories.
Can test protocols be exported in XML or JSON for LIMS integration?
Yes—Jianhu WeatherLink™ supports standardized data exchange formats including ASTM E2917-compliant XML schemas and RESTful API endpoints for direct LIMS synchronization.
