UVmini-1240 Spectrophotometer

Hardware Specifications UVmini -1240

• Spectrum bandwidth 5nm

• Wavelength range 190.0~1100.0nm

• Display wavelength Selectable

• wavelength0.1nm step

• 0.1nm step (1nm step in spectrum mode)

• Wavelength accuracy 1.0nm

• Wavelength repeatability 0.3nm

• Scan speed wavelength change: approximately 3800nm/min.

• Scan: approximately 24~1400nm/min

• Light source change Selectable from following 3 types;

•  Auto change with wavelength Selectable

• wavelength295nm~364nm : 1nm interval

• Recommended wavelength: 340nm

•  Halogen lamp (WI) only

•  Deuterium (D2) lamp only

• Stray light less than 0.05%

• (220.0nm NaI, 340.0nm NaNO2 & UV-39)

• Measurement method Single beam measurement

• Photometric range Absorbance: -0.3~3.0 Abs

• Transmittance: 0.0~200%

• Photometric range Absorbance: -0.3~3.0 Abs

• Transmittance: 0.0~200%

• Recording range Absorbance: -3.99~3.99

• Abs Transmittance: -399~399%

• Photometric accuracy 0.005 Abs (at 1.0 Abs)

• 0.003 Abs (at 0.5 Abs)

• } NIST 930D filter

• Photometric repeatability 0.002 Abs (at 1.0 Abs)

• Baseline stability less than 0.001 Abs/h (after 2 hr warm-up)

• Baseline flatness less than 0.010 Abs

• (after 1 hr warm-up, at 1100~200nm)

• Noise level less than 0.002 Abs, Peak to Peak

• less than 0.0005 Abs, RMS

• Baseline correction Auto correction with the computer memory

• Light source 20W Halogen lamp (long-life 2000 hours)

• Deuterium lamp (socket type)

• Auto adjustment for maximum sensitivity

• Monochromator Incorporates aberration-correcting concave blazed holographic grating

• Detector Silicon photodiode

• Sample compartment Interior dimensions W110.0 X D230.0 X H105.0mm(partial depth: 155.0mm)

• 2 screw port for option accessory installation

• Display 6 inch LCD (320 X 240 dot) with CFD lighting with contrastadjustment

• Power supply 100~120V 50/60Hz 160VA

• 220~240V 50/60Hz 160VA

• Dimensions W416 X D379 X H274mmWeight 11kgAmbient temperature 15~35C

• Ambient humidity 5~80%, less than 70% if over 30C