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1. Purpose:
       This tester is suitable for testing the retroreflection coefficient of occupational high-visibility warning clothing and the reflective performance under rain.
2. Principle:
       Install the sample on a vertical plane, spray the sample with water continuously, and measure the retroreflection coefficient value of the wetted surface of the sample during the water spraying process.
3. According to the standard:
       This tester is produced according to the requirements of GB 20653, ISO20471 standards
4. Instrument Specifications:
       *Test station: one station
       *Sample size: not less than 100mmx100mm
       *Sample test area: 60mmx60mm
       *Sample deflection angle: X axis, Y axis
       *Test angle: ±40° can be set
       *The angle between the water column and the surface of the sample: 10°±5°
       *Nozzle height from sample: 1000mm
       *Nozzle diameter: 1.19mm
       *Volume (WxDxH): 82x45x145cm
       *Weight (approx.): ≈60Kg
       *Power supply: 1∮ AC 220V 50Hz 3A