Hitachi U-1900

Especificações:

Optics Seya-Namioka mount monochromator, relação beam

Wavelength range 190 to a 1.100 nm

Spectral bandpass 4nm

Stray light 0.05% or less (220 nm for NaI, 340 nm for NaNO2)

Wavelength accuracy ±0.5 nm (at 656.1, 486.0 nm)

Wavelength setting repeatability ±0.3 nm -3 to 3 Abs

Photometric range 0 to 300%

Conc: 0.000 to 9.999

Photometric accuracy ±0.002 Abs (0 to 0.5 Abs) (certified according to ±0.004 Abs (0.5 to 1.0 Abs) NIST SRM 930) ±0.3%T

Photometric repeatability ±0.001 Abs (0 to 0.5 Abs) (certified according to ±0.002 Abs (0.5 to 1.0 Abs) NIST SRM 930) ±0.15%T

Wavelength scan speed 10, 100, 200, 400, 800, 1,200, 2,400, 3,600 nm/min

Baseline stability 0.0004 Abs/h (at 500nm)

Noise level ±0.00015 Abs (at 500nm)

Baseline flatness ±0.002 Abs (within 200 to 950nm)

Light source WI and D2 lamps

Light source Auto changeover (at 340.0 nm)

Detector de Silício photodiode

Display LCD com backlight (12.2 cm)

Printer I/F Centronics interface Serial I/F RS-232C (exclusive for UV Solutions program)

Size (main unit) 380 (W) × 643 (D) × 311 (H) mm

Weight (main unit) About 27kg

Power supply 100, 115, 220, 230 or 240V, 50/60Hz

Power consumption 300VA