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The following are "guaranteed" and not
"typical" specifications, as sometimes claimed by other companies.
Performance Specifications
| Wavelength Range |
190 to 1100 nm |
| Wavelength Setability |
0.1 nm Increments |
Wavelength Accuracy
- At 656.1 nm
- Full Range
|
+ 0.2 nm
+ 0.5 nm |
Wavelength Repeatability
- At 656.1 nm
- Full Range
|
+ 0.1 nm
+ 0.2 nm |
| Spectral Bandwidth (from 200 to
680 nm) |
< = 1.8 nm |
| Photometric Readout |
-0.300 to 3.000A or 0.0 to 200%T |
Photometric Accuracy
(at
1A with NIST 930D solid filter at 546 nm) |
+ 0.005A |
RMS Noise
(at 0A,
average of 10 standard deviations of 10
readings at 0.05 sec
intervals, at 500 nm) |
< 0.0002A RMS |
Stray Light
(measured
using NaI at 220nm, per ASTM
E387-84) |
< 0.05%T |
Stability
(0A,
constant ambient conditions, measured for
one hour at 340 nm after one
hour warmup) |
< 0.003A/hr |
RMS Baseline Flatness
(from
200 to 900 nm, at 0 A) |
+ 0.001A RMS |
| Scanning Speeds |
120, 240, 600, 1200, 2400 nm/min |
Physical and Environmental Specifications
| Width |
69 cm (27 inches) |
| Height |
53 cm (21 inches) |
| Depth |
26 cm (10 inches) |
| Weight |
37 kg (81 pounds) |
| Line Voltage |
110 - 240V +10% |
| Frequency |
50/60 Hz |
| Power |
200 watts typical |
| Temperature Operating Range |
+15 to 40ºC (59 to 104ºF) |
| Humidity |
< 85% maximum relative humidity, not to
exceed
32.5?C WBT |
The physical specifications apply to the optical bench, which is the DU 800 Spectrophotometer without a computer.
Additional Information:
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