Thermo Finnigan SpectraSYSTEM UV6000LP, Reference Manual

Page: 42 / 137

2-14 Thermo Electron January 2004
Specifications
Wavelength Range:
190 nm to 800 nm continuous
Wavelength Accuracy:
±
1 nm at 254 nm
Absorbance Range:
- 2.0 AU to + 4.0 AU, 20-bit resolution
Short Term Noise*:
±
3 × 10
-6
AU/cm @ 254 nm
Drift*
≤
1 × 10
-3
AU/hr @ 254 nm and a stable temperature (± 1 ºC)
Warm-up:
1.5 hour
Linearity:
≥
2.0 AU @ 257 nm
Scan Rate:
20 Hz
Data Rate Settings:
0.5 to 20 Hz
Cell Pathlength:
50 mm
Cell Volume:
10
µ
L
Cell Pressure:
1200 psi
Diodes:
512
Diode Spacing:
1.2 nm
Rise Time:
0.0 to 10.0 seconds
Light Source:
Deuterium and tungsten-halogen lamps, pre-aligned
*According to ASTM E1657-94 “ Standard Practice for Testing Variable -Wavelength
Photometric Detectors Used in Liquid Chromatography” (for 50-mm flowcell, 5-nm bandwidth,
2-sec. rise time, and MeOH at 1 mL/min.).