Description
Specifications:
Site Requirements
- Dimensions (W x D x H): 416 × 379 × 274mm
- Weight: 11 kg
- Ambient temperature: 15 to 35°C
- Ambient humidity: 45 to 80%, less than 70% if over 30°C
- Power supply: 100~120 V 50/60 Hz 160 VA ; 220~240 V 50/60 Hz 160 VA
Performance Specifications:
- Spectrum bandwidth: 5 nm
- Wavelength accuracy: ± 1.0 nm
- Wavelength repeatability: ± 0.3 nm
- Stray light: less than 0.05% (220.0 nm Nal, 340.0 nm NaNO2 & UV39)
- Photometric range: −3.99 to 3.99 Abs (absorbance) ; 0.0 to 200% (transmittance)
- Recording range: −3.99 to 3.99 Abs (absorbance) ; −399 to 399% (transmittance)
- Photometric accuracy: ± 0.005 Abs (at 1.0 Abs) ; ± 0.003 Abs (at 0.5 Abs)
- Photometric repeatability: ± 0.002 Abs (at 1.0 Abs)
- Drift: less than ± 0.001 Abs/h (after 2 hr warm-up)
- Baseline flatness: ± 0.010 Abs (after 1 hr warm-up, at 1100 to 200 nm)
- Noise: less than 0.002 Abs, Peak to Peak / less than 0.0005 Abs, RMS
Optical Design
- Wavelength range: 190.0 to 1100.0 nm
- Display wavelength: 0.1nm step
- Selectable wavelength: 0.1 nm step (1 nm step in spectrum mode)
- Scan speed: ± 3800 nm/min (wavelength change) ; ± 24 to 1400 nm/min (scan)
- Light source change: Auto change with wavelength ; halogen lamp only ; deuterium (D2) lamp only
- Measurement method: single beam measurement
- Monochromator: incorporates aberration-corrected concave blazed holographic grating
- Detector: silicon photodiode
