Xenon Arc Weathering Test Chamber with Rotating Sample Tray
| Brand | OEM |
|---|---|
| Origin | Imported |
| Manufacturer Type | Authorized Distributor |
| Price | USD 5,300 (Reference Only) |
| Chamber Models | OK-XD-100 / OK-XD-225 / OK-XD-500 / OK-XD-1000 |
| Internal Dimensions (W×D×H, cm) | 50×50×40 / 50×75×60 / 80×80×80 / 100×100×100 |
| Temperature Range | 0–150°C (Chamber), 40–85°C (Black Panel) |
| Humidity Range | 20–75% RH (Light Cycle), 20–98% RH (Dark Cycle) |
| Control Accuracy | ±0.5°C / ±2.0% RH |
| Uniformity | ±2.0°C / ±3.0% RH |
| Spectral Range | 300–800 nm (550 W/m² ±10%), 300–1200 nm (1000 W/m² ±10%) |
| Xenon Lamp Power | 1.8 kW / 2.5 kW / 6 kW |
| Lamp Life | ~1500 h |
| Spray Duration | 1–999 min (Intermittent or Continuous) |
| Spray Pressure | 70–127 kPa |
| Sample Holder | Dual-layer mesh tray or 500 mm diameter rotating turntable (0–3 rpm) |
| Construction | Interior – SUS304 stainless steel |
| Power Supply | AC 380 V ±5%, 50 Hz ±0.5 Hz |
Overview
The Xenon Arc Weathering Test Chamber with Rotating Sample Tray is an engineered environmental simulation system designed to replicate the full spectrum of solar radiation—including UV, visible, and near-infrared wavelengths—under controlled temperature, humidity, and moisture conditions. Based on the principle of xenon arc irradiation, it employs long-arc, air-cooled xenon lamps filtered through precision optical systems to deliver spectral power distributions closely matching natural sunlight (CIE No. 85, ISO 4892-2). The integrated rotating sample tray ensures uniform exposure across irregularly shaped or multi-orientation specimens by eliminating shadowing effects and minimizing directional bias—a critical requirement for assessing photostability, colorfastness, and polymer degradation in compliance with international weathering standards.
Key Features
- Full-spectrum xenon arc lamp system with calibrated spectral output (300–1200 nm), supported by durable dichroic and borosilicate filter assemblies to maintain consistent irradiance profiles over lamp lifetime.
- Independent control of chamber temperature (0–150°C), black panel temperature (40–85°C), and relative humidity (20–98% RH), with real-time PID regulation and high-stability sensor feedback loops.
- Programmable water spray function: adjustable duration (1–999 min), intermittent/continuous mode, and regulated pressure (70–127 kPa) to simulate realistic rain, dew, or condensation cycles.
- Motor-driven rotating sample tray (Ø500 mm, 0–3 rpm) compatible with flat mesh trays or custom fixtures—enabling dynamic exposure geometry without manual repositioning.
- Robust chamber construction using interior SUS304 stainless steel (electropolished finish) and exterior options of either stainless steel or powder-coated carbon steel for corrosion resistance and long-term stability.
- Modular design supporting four standard internal volumes (100 L to 1000 L), with fully customizable configurations—including bespoke sample rack geometry, lamp housing layout, and auxiliary ports for external monitoring or gas purging.
Sample Compatibility & Compliance
This chamber accommodates diverse specimen formats—including textiles, coated panels, automotive trim, plastic extrusions, elastomers, and architectural finishes—via its adaptable mounting system and non-uniform fixture support. It meets the physical and operational requirements of multiple globally recognized test methods: ISO 4892-2 (Plastics—Methods of exposure to laboratory light sources), ASTM G155 (Standard Practice for Operating Xenon Arc Exposure Apparatus), GB/T 16422.2 (Chinese national standard for plastics weathering), GB/T 8427 (Textile colorfastness to artificial light), and AATCC TM16 (Colorfastness to light). All models are designed to facilitate GLP-compliant operation, including audit-ready calibration logs, sensor traceability to NIST-traceable references, and optional integration with FDA 21 CFR Part 11–compliant data acquisition systems.
Software & Data Management
Equipped with a programmable touchscreen controller (7″ TFT LCD), the system supports up to 100 user-defined test profiles with multi-segment cycles combining irradiance, temperature, humidity, and spray phases. Real-time graphing displays chamber setpoints versus actual values, with automatic data logging at configurable intervals (1–600 sec). Export formats include CSV and PDF reports, timestamped and signed with operator ID. Optional PC-based software enables remote monitoring, historical trend analysis, alarm event tracking, and automated report generation aligned with ISO/IEC 17025 documentation requirements. All firmware updates are delivered via secure USB interface with version-controlled revision history.
Applications
This instrument serves as a primary tool for accelerated weathering evaluation in R&D laboratories, quality assurance departments, and third-party testing facilities. Typical use cases include: quantifying color shift (ΔE*ab) and gloss loss in automotive clearcoats per SAE J2527; assessing UV-induced embrittlement in polyolefin geomembranes; validating fade resistance of outdoor signage materials under ISO 11341; evaluating photochemical degradation kinetics of pharmaceutical packaging films; and performing comparative aging studies for LED streetlight housings exposed to tropical climatic profiles. Its rotational capability is especially valuable for testing asymmetric components—such as headlamp lenses or dashboard clusters—where static exposure yields non-representative failure modes.
FAQ
What is the typical service life of the xenon lamp, and how is lamp replacement performed?
Lamp lifetime is rated at approximately 1500 hours under nominal irradiance conditions (550 W/m² @ 340 nm). Replacement requires only basic tools and takes less than 15 minutes; alignment is maintained via precision lamp socket fixtures and factory-calibrated optical positioning guides.
Can this chamber be validated for ISO/IEC 17025 accreditation?
Yes—each unit ships with a factory calibration certificate covering temperature, humidity, and irradiance sensors, all traceable to national metrology institutes. Optional IQ/OQ/PQ documentation packages and on-site validation support are available.
Is the rotating tray compatible with weight-imbalanced or oversized samples?
The turntable features dynamic balancing and torque-limited drive electronics, supporting loads up to 25 kg with center-of-gravity offsets ≤50 mm. Custom adapter plates can be supplied for non-standard mounting interfaces.
Does the system support automated spectral monitoring during test cycles?
While standard configuration includes fixed-filter irradiance control, optional integrated spectroradiometers (300–1100 nm, ±0.5 nm resolution) enable real-time spectral drift compensation and irradiance mapping across the exposure plane.
How does the chamber manage heat load from high-power xenon lamps during extended dark cycles?
A dedicated low-noise centrifugal cooling circuit maintains stable chamber ambient temperature during dark phases, independent of lamp cooling airflow—ensuring precise thermal profiling even under mixed light/dark/humidity sequences.
