A UV-visible spectrophotometer is a device that measures the absorption spectrum of a substance in the ultraviolet and visible regions of light. The instrument can be used for qualitative and quantitative analysis.
This manual describes the LUZ K37-UVVIS UV‑Visible spectrophotometer, its components, principle of operation, and intended laboratory applications. It includes safety notices, technical specifications, and guidance for proper use.
Key sections cover environmental requirements and installation steps, menu navigation and measurement procedures, calibration, data output options, and warranty information. The document also lists the contents of the packaging and provides troubleshooting tips. This manual is written in Portuguese.
| Wavelength range | 190-1100 nm |
|---|---|
| Band width | 2 nm |
| Wavelength accuracy | ±0.5 nm |
| Wavelength repeatability | 2 nm |
| Photometric accuracy | ±0.5 %T |
| Photometric repeatability | 0.2 %T |
| Light scatter | ≤0.1 %T @ 220nm, 360nm |
| Data output port | USB |
| Display | LCD 128×64 points |
| Power supply | 110/220 V, 60 Hz |
| Dimensions (W×D×H) | 460×380×180 mm |
| Weight | 14 kg |
It operates over a wavelength range of 190 nm to 1100 nm.
The recommended working temperature is 16 °C to 30 °C and humidity 45 %–80 %; avoid dust, corrosive gases, strong vibrations, and direct sunlight.
The package contains four glass cuvettes and two quartz cuvettes.
It uses deuterium and tungsten lamps.