Product Introduction:
The Yuanheng Liye YH-GX-UL optical densitometer is a high-precision measuring instrument specifically designed for testing American standard smoke detectors, meeting the UL217/UL268 standards.
Core advantages:
● Compliance: Strictly complies with the US UL-217/UL-268 standards, with precise calibration of the optical path length.
● Reliable accuracy: Utilizing GE automotive-grade light sources and high-linearity photovoltaic cells to ensure accurate data.
● Stable and durable: Aluminum alloy structure, professional optical design, resistant to ambient light interference.
● Ready-to-use: An integrated system equipped with convenient calibration functions, making operation simple.

Working environment:
● Temperature: 15-35℃, Humidity: 25-75%RH
● Power Supply: DC 24V 6W

System composition:
● DC power module
● High-precision voltage sampling module
● Aluminum alloy bracket (blackened)
● Visible light source: GE headlights, wavelength 500~700nm
● Optical path length: 1.524m (5 feet)
● Optical signal acquisition: photovoltaic cell
● Optical lens group, anti-light interference barrel, adjustment resistor (adjustable full scale), shading plate (adjust to zero point)

Application scenarios:
● American standard smoke detection test chamber
● American Standard Fire Sensitivity Laboratory