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Specifications
Optical system | The split beam monitoring ratio system |
Detector | Photodiode |
Light source | Deuterium lamp and tungsten halogen lamp |
Spectral bandwidth | 2nm (fixed slit) |
Working mode | MPU Mode/PC Mode |
Software support | MPU Software Platform/Spec UV software workstation |
Wavelength range | 190-1100nm |
Wavelength accuracy | ±0.3nm (Automatic Wavelength Correction) |
Wavelength repeatability | 0.2nm |
Stray light | <0.12%T (220nm,NaI;340nm,NaNO2), ≥2.0Abs (KCI,200nm) |
Photometric mode | Transmittance, Absorbance, Energy |
Photometric range | -0.3-3.0Abs |
Photometric accuracy | ±0.002Abs (0-0.5A) ±0.004Abs (0.5-1A) ±0.3%T (0-100%T) |
Photometric repeatability | 0.001Abs (0-0.5A) 0.002Abs (0.5-1A) 0.15%T (0-100%T) |
Noise | ±0.001Abs (500nm,0Abs,2nm Spectral Bandwidth) |
Drift | 0.001Abs/h (500nm,0Abs,2nm Spectral Bandwidth,2hr warm-up) |
Baseline flatness | ±0.002Abs (190-1100nm) |
Interface, port | RS-232 |
Display | Large ‘fold away’ LCD display allowing complete display of spectra |
Monochromator | Holographic grating |
Sample chamber | Eight-position motorized cell holder |
Electrical requirements | 110V, 50/60Hz |
Dimensions (L×W×H) | 22×16×10” |
Weight | 55lb |
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