Thermo Scientific Accela UV/Vis Plus, Hardware Manual

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1
Introduction
Specifications
8 Accela UV/Vis Detector Hardware Manual Thermo Scientific
Wavelength range 190 to 800 nm
• D2 lamp: 190 to 365 nm
• W lamp: 366 to 800 nm
Wavelength accuracy

1 nm at 254 nm and 656 nm
Spectral bandwidth 6 nm
Absorbance range 0.0005 to +3.0 AUFS
Short-term noise
a
• 6 μAU/cm at 254 nm, 1 second rise time, single
wavelength mode
(50 mm LightPipe flow cell)
• 20 μAU/cm at 254 nm, 1 second rise time, single
wavelength mode
(10 mm LightPipe flow cell)
Drift
a
•

1 mAU/h at 254 nm and 546 nm
(50 mm LightPipe flow cell)
•

0.1 mAU/h at 254 nm and 546 nm
(10 mm LightPipe l flow cell)
Warm-up time 90 minutes to meet noise and drift specifications
Linearity Deviation

5% up to 2.0 AU at 257 nm
Scan rate 4, 5, 6.67, 10, or 20 Hz (user selectable)
Rise time 0, 0.1, 1, 2, 3, 4, or 5 seconds (user selectable)
Flow cell dimensions and
volume • 10 mm, 2 μL LightPipe flow cell
• 50 mm, 10 μL LightPipe flow cell
Flow cell pressure rating 1000 psi (69 bar)
Analog outputs (2) Unattenuated at 10 mV/AU, 100 mV/AU, or 1.0 V/AU
Remote controls Start, Zero, RJ-45 Ethernet interface for a Thermo Scientific
data system
a
According to ASTM E1657-98 “Standard Practice for Testing Variable-Wavelength Photometric Detectors Used
in Liquid Chromatography”
Table 2. UV/Vis detector specifications (Sheet 2 of 2)
Item Specification