I.Host function
Adopts microcomputer measuring system, T-A conversion, automatic adjustment 0% (T) and adjustment 100% (T), with GOTOλ, joint 8 sample holder automatically , the error of cuvette automatically deducted , multi-point calibration, the slope and intercept settings and other functions, with RS232 interface and parallel printer port (printer-specific, separately optional).
II.Online features:
Through the RS232 serial interface, you can use the upper software for full wavelength scan, time scan, the regression equation (1, 2, 3 times), multi-wavelength testing, and greatly expanded testing capabilities (besides the host function).
III.Technical parameters:
1. Wavelength range: 200nm ~ 1000nm
2. Light source: Tungsten halogen lamp 12V20W (import) DD2.5 deuterium lamp (Import)
3. Receive components: photovoltaic cells
4. Wavelength maximum permissible error: ± 0.5nm
5. Wavelength repeatability: ≤ 0.2nm
6. Spectral bandwidth: 2nm
7. Stray light: ≤ 0.3% (T) (at 220nm and 360nm, in NaNO2)
8. Transmittance range: 0.0% (T) ~ 200.0% (T)
9. Absorbance range: -0.301 (A) ~ 4.000 (A)
10. Transmittance maximum permissible error: ± 0.5% (T) ( NBS930D)
11. Transmittance repeatability: ≤ 0.2% (T)
12. Noise: 100% noise ≤ 0.5% (T) 0% noise ≤ 0.2% (T)
13. Stability: ≤ 0.004A/30min
14. Power supply: AC220V ± 22V 50Hz ± 1Hz
