High-Irradiance Xenon Testing with Multi-Wavelength Closed-Loop Control
This DERUI xenon arc weathering test chamber combines a long-arc lamp, interchangeable optical filters, closed-loop irradiance sensing and independent front/rear water spray. It is designed for laboratories that need flexible, high-output exposure profiles for coatings, plastics, automotive materials, textiles and other light-sensitive products.
What Makes This Xenon Arc Weathering Chamber Different?
The old name “Incremental Xenon Lamp Aging Test Chamber” is not a common industry search term. The equipment's actual value is its high irradiance capacity, water-cooled long-arc lamp, selectable spectral control points and dual-sided spray system—features buyers use when comparing advanced xenon weathering chambers.
Outdoor Weathering
Combine daylight-type filtration, irradiance, black-panel temperature and front water spray to reproduce controlled sunlight, heat and rain exposure.
Indoor Lightfastness
Select the appropriate window-glass-type filter and 420 nm monitoring strategy for dyes, textiles, inks and interior materials exposed through glass.
Accelerated R&D Screening
Use elevated irradiance only when the governing method and material correlation support it. Higher output can shorten exposure time, but it does not automatically preserve the same degradation mechanism.
Long-Arc Lamp, Filters and Closed-Loop Irradiance Control
Light Source and Filter Selection
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Exigences du site
| Electrical supply | AC 380 V, 50 Hz |
|---|---|
| Rated power | 10 kW |
| Approvisionnement en eau | Ultrapure water required; automatic refill stated |
| Drainage | Permanent indoor wastewater connection required |
| Recommended ambient | 15–20°C; below 65% RH |
| Installation area | Stable, level location without strong vibration; provide service clearance, ventilation and safe access |
Confirm voltage, phase, frequency, water conductivity, inlet pressure, drain height, heat rejection and exhaust requirements before manufacturing. “Humidity test chambers <65% RH” in the old copy has been corrected to an ambient relative-humidity requirement.
ASTM G155, ISO 4892-2 and Application-Specific Methods
ASTM G155 describes principles and procedures for operating filtered xenon-arc apparatus; it does not prescribe one universal exposure suitable for every material. ISO 4892-2 addresses plastics exposed to xenon-arc sources, while coatings, automotive materials and textiles may use different ISO, ASTM, SAE, AATCC or OEM methods.
Identify the Material Method
Start with the product or material specification, including the exact standard edition and required evaluation method.
Translate the Exposure
Define filter category, irradiance control band, setpoint, black-panel temperature, chamber-air temperature, humidity and spray cycle.
Confirm Chamber Capability
DERUI should map each required condition to the offered configuration before claiming compliance.
High-Irradiance Xenon Arc Chamber FAQs
What does “high-irradiance xenon arc weathering chamber” mean?
It describes a chamber capable of operating over a wider or higher irradiance range than conventional exposure settings. The usable setpoint must still be selected from the governing method and validated for the material.
Why is “incremental xenon lamp aging chamber” no longer the main product name?
“Incremental” is not a recognized buyer term for this equipment. “High-irradiance xenon arc weathering test chamber” more accurately describes the supplied optical control and matches how laboratories search for the product. The existing URL can remain unchanged.
Should irradiance be controlled at 340 nm, 420 nm or 300–400 nm?
Use the band required by the applicable method. A 340 nm narrowband point is common for outdoor weathering, 420 nm is often used for lightfastness through window glass, and 300–400 nm represents total UV irradiance.
What is the difference between front and rear spray?
Front spray wets and cools the exposed surface directly. Rear spray cools the back of the specimen during selected dark phases and may promote condensation on the exposed face. The programmed cycle must follow the chosen method.
Does higher irradiance always provide an equivalent faster result?
No. Excessive irradiance can change specimen temperature or trigger a degradation mechanism that would not dominate in service. Correlation should be demonstrated for the specific material before using higher output to shorten a test.
What water quality does the chamber require?
The supplied installation information specifies ultrapure water. Final conductivity, pressure and flow requirements should be confirmed on the utility drawing. Water quality affects lamp cooling, filters, nozzles and specimen deposits.
Can this chamber run ASTM G155?
Potentially, when equipped with the required filters, sensors, humidity and spray functions and when it can maintain every condition of the selected cycle. DERUI should review the exact ASTM G155 cycle before confirming the configuration.
What information is needed for chamber selection?
Provide material type, specimen dimensions and quantity, standard and edition, filter category, irradiance band and setpoint, temperatures, humidity, spray cycle, exposure time, power supply and water quality.
Match the Xenon System to Your Exposure Method
Send DERUI the exact test standard, specimen details, required filter, irradiance control point, temperature, humidity and water-spray cycle. We will verify the offered configuration instead of relying on a generic standards list.
