What is Ultraviolet Light
Ultraviolet (UV) light is a form of electromagnetic radiation that falls between visible light and X-rays on the electromagnetic spectrum. It has a shorter wavelength and higher energy than visible light, making it invisible to the human eye. UV light is categorized into three types based on their wavelength: UVA, UVB, and UVC.
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UVA has the longest wavelength among the three types and is the least harmful to humans. It is responsible for tanning and is commonly used in tanning beds. UVB has a shorter wavelength and is responsible for causing sunburns and skin damage. Prolonged exposure to UVB radiation can increase the risk of skin cancer. UVC has the shortest wavelength and is the most dangerous to living organisms. Fortunately, most UVC radiation is absorbed by the Earth’s atmosphere and does not reach the surface.
UV light is naturally emitted by the sun and is responsible for various effects on the human body. It is essential for the production of vitamin D, which is important for bone health. However, excessive exposure to UV light can lead to harmful effects such as sunburn, premature aging, and an increased risk of skin cancer.
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- Low-voltage DC recessed ceiling-mounted microwave motion sensor switch
- 12 VDC / 24 VDC input with 10-30 VDC range
- 10A max work current with adjustable time delay, Lux threshold, and sensitivity
- Higher-load recessed ceiling-mounted microwave motion sensor switch
- 100-265 VAC line-voltage input, 10A model
- 5.8 GHz microwave sensing with adjustable time delay, Lux threshold, and sensitivity
- Recessed ceiling-mounted microwave motion sensor switch
- 100-265 VAC line-voltage input, 5A model
- 5.8 GHz microwave sensing with adjustable time delay, Lux threshold, and sensitivity
- דימר חיישן נוכחות PIR RZ037 לתקרה עבור מתח 220V
- זרם עבודה מקסימלי 3A עם הספק מדורג של 660W
- כפתור LUX שולט בפונקציית ההפעלה/כיבוי של חיישן האור ובבהירות הדימינג שהוגדרה על ידי המשתמש
- דימר חיישן נוכחות PIR RZ037 לתקרה עבור מתח 110V
- זרם עבודה מקסימלי 3A עם הספק מדורג של 330W
- כפתור LUX שולט בפונקציית ההפעלה/כיבוי של חיישן האור ובבהירות הדימינג שהוגדרה על ידי המשתמש
- Low-voltage DC ceiling-mounted microwave motion sensor switch
- 12 VDC / 24 VDC input with 10-30 VDC range
- 10A max work current with adjustable time delay, Lux threshold, and sensitivity
- Higher-load ceiling-mounted microwave motion sensor switch
- 100-265 VAC line-voltage input, 10A model
- 5.8 GHz microwave sensing with adjustable time delay, Lux threshold, and sensitivity
- Ceiling-mounted microwave motion sensor switch
- 100-265 VAC line-voltage input, 5A model
- 5.8 GHz microwave sensing with adjustable time delay, Lux threshold, and sensitivity
- Low-voltage DC recessed ceiling mount PIR motion sensor switch
- 12 VDC / 24 VDC input with 10-30 VDC range
- Max work current 10A with adjustable time delay, Lux threshold, and sensitivity
- Higher-load recessed ceiling mount PIR motion sensor switch
- 100-265 VAC line-voltage input, 10A model
- 360-degree detection with adjustable time delay, Lux threshold, and sensitivity
- Recessed ceiling mount PIR motion sensor switch
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- Wireless switch and receiver kit for indoor ON/OFF lighting control
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- Occupancy (Auto-ON/Auto-OFF)
- 12–24V DC (10–30VDC), up to 10A
- 360° coverage, 8–12 m diameter
- Time delay 15 s–30 min
- Light sensor Off/15/25/35 Lux
- High/Low sensitivity
- Auto-ON/Auto-OFF occupancy mode
- 100–265V AC, 10A (neutral required)
- 360° coverage; 8–12 m detection diameter
- Time delay 15 s–30 min; Lux OFF/15/25/35; Sensitivity High/Low
- Auto-ON/Auto-OFF occupancy mode
- 100–265V AC, 5A (neutral required)
- 360° coverage; 8–12 m detection diameter
- Time delay 15 s–30 min; Lux OFF/15/25/35; Sensitivity High/Low
- 100V-230VAC
- Transmission Distance: up to 20m
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- Hardwired control
- Voltage: 2x AAA Batteries / 5V DC (Micro USB)
- Day/Night Mode
- Time delay: 15min, 30min, 1h(default), 2h
- EU plug power adapter
- UK plug power adapter
In the lighting industry, UV light has various applications. Germicidal lamps use UVC light to kill or inactivate microorganisms like bacteria, viruses, and mold. These lamps are commonly used in medical and research facilities, as well as in water and air purification systems. UV light is also utilized in forensic investigations to identify and analyze biological materials, such as blood, at crime scenes. It can enhance the visibility of certain substances that may not be easily visible under normal lighting conditions. Additionally, UV light is used in the sanitation process of food and water to eliminate harmful microorganisms and reduce the risk of contamination.
