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Performance Specifications
| DU Series 700 UV/Vis
Scanning Spectrophotometer |
| Operating Mode |
Absorbance and Transmittance (%T) |
| Source Lamp |
Deuterium (UV) and Tungsten (visible) |
| Wavelength Range |
190 to 1100 nm |
| Wavelength Accuracy |
+ 1 nm from 200 to 900 nm |
| Wavelength Calibration |
Automatic |
| Scanning Speed |
Depending on selected resolution
(100-4500 nm/min) |
| Wavelength
Resolution |
Selectable Interval (0.1,
0.2, 0.5, 1.0, 2.0, and 5.0 nm) |
| Spectral Bandwidth |
≤ 3 nm |
| Photometric
Readout |
-0.3 to 3.0 Å or 0.1 to
100 %T |
| Photometric Accuracy |
+ 0.005 Å at 0.0 to 0.5 Å
1% at 0.5 to 2.0 Å |
| Photometric Linearity |
< 0.5% at 2.0 Å
≤ 1% at > 2.0 Å |
| Stray Light |
> 3.3 Å or < 0.05%T with KI-solution
at 220 nm |
Physical and Environmental
| Width |
45 cm (17.7 in) |
| Height |
20 cm (7.9 in) |
| Depth |
50 cm (19.7 in) |
| Weight |
15.5 kg (34.2 lbs) |
| Operating Requirements |
10 to 40°C (50 to 104°F), max. 90%
relative humidity (non-condensing) |
Power and Interface Connections
| Power |
100 to 120 V; 200 to 240 V; 50/60 Hz;
automatic changeover |
| Ports |
USB 1.1 |
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