Technical Data:

Wavelength range:

190.0 to 1100.0 nm

Wavelength indication:

0.1 nm steps

Setting of wavelength:

0.1 nm steps (1 nm steps in Spectrum mode)

Scanning speed:

Change of wavelength: approx. 3,800 nm/min
Scan: approx. 24 to 1,400 nm/min

Change of light source:

3 options:

• Automatic lamp change in a preselectable range between 295 nm to 364 nm in 1 nm steps (recommended: 340 nm)
• Halogen lamp only
• Deuterium lamp only

Measuring method:

Single-beam

Light source:

Automatic correction and setting of the position for maximum sensitivity, 20 W halogen lamp (2,000 operating hours) Deuterium lamp (with base)

Monochromator:

Aberration-corrected holographic grating

Detector:

Silicium photodiode

Spectral bandwidth:

5 nm

Wavelength accuracy:

±1.0 nm

Wavelength reproducibility:

±0.3 nm

Stray light:

<0.05 % (with 220.0 nm NaI, 340.0 nm NaNO2 & UV39)

Photometric range:

0.3 to 3.0 Abs
0.0 to 200% T

Display:

-3.99 to 3.99 Abs
-399 to 399% T

Photometric accuracy:

±0,005 Abs (at 1.0 Abs) NIST 930D filter
±0,003 Abs (at 0.5 Abs)

Photometric reproducibility:

±0,002 Abs (at 1.0 Abs)

Drift:

< ±0,001 Abs/h (after 2 hrs. of heating)

Deviation from base lines:

±0,010 Abs

Noise:

< 0.002 Abs, peak to peak
< 0,0005 Abs, RMS

Dimensions of sample compartment:

110.0 × 230.0 × 105.0 mm
(partial depth: 155.0 mm)

Display:

6 inch LCD (320 × 240 dot) with contrast setting

Power supply:

100 ∼ 120 V, 50/60 Hz, 160 VA
220 ∼ 240 V, 50/60 Hz, 160 VA

Dimensions (W × D × H):

416 × 379 × 247 mm

Weight:

11 kg

Ambient temperature:

15 ∼ 35°C

Moisture:

45 ∼ 80%, <70% at more than 30°C