What technical indicators should I refer to when buying UV Accelerated Weathering Tester?

Different models of UV Accelerated Weathering Tester are not the same, here is a brief analysis based on the ATLAS UV Test ™ UV Condensation Aging Tester from the supplier of QINSUNUV Accelerated Weathering Tester:

technical parameter:

1. Radiation uniformity: covering 4% of the entire sample surface

2. Irradiance: Minimum: 0.35 W/m2 (UVA, UVB) Maximum: 1.55 W/m2 (UVA), 1.23 W/m2 (UVB)

3. Blackboard temperature range: UV stage – BPT 35-80 °C (95-176 °F) Condensing stage – BPT 35-60 °C (95-140 °F)

4. Sample capacity: 48 + BPT on 24 sample holders

5. Weight: about 140KG (310LB), depending on the optional accessories

6. Power supply:

120 VAC (± 10%), 1 Ph., 2 Wire (1/N/PE), 50/60 Hz, 12A230 VAC (± 10%), 1 Ph., 2 Wire (1/N/PE or 2/ PE), 50/60 Hz, 8A

7. Spray water pressure: 25-40psi (1.7-2.7bar), purity: <1 ppm dissolved solids, silicon: <0.1 ppm, conductivity: <5 us/cm or 200 kΩ or reference test method

8. Requirements for condensed water

Pressure: 2-60psi(0.1-4.1bra)

Purity: Deionized water is recommended, but not required.

Standards compliant:

ASTM D4329, ASTM D4587, ASTM D4799, ASTM D5208, ASTM G151, ASTM G154, EN 927-6, EN 1297, EN 1898 FIBC, EN 12224, EN 13523-10, ISO 4892-1, ISO 4892-3, ISO 11507 , ISO 11895, ISO 11997-2, SAE J2020, prEN 1062-4.

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