Waters 490E Programmable Multiwavelength Detector

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Waters 490E Programmable Multiwavelength Detector $2,900* This detector is in good condition and tested at GenTech. The Waters 490E is a microprocessor-based four-channel ultraviolet/viable detector. The 490E is designed for high performance liquid chromatography applications. The 490E can operate as a stand-alone unit or with a Waters system controller or data system. Includes THIRTY (30) DAY WARRANTY. *All prices are in U.S. dollars and do not include shipping, handling and installation. International Cooperating Organizations Back to Waters HPLC Systems Specifications

Specifications

Operational Specifications

Wavelength range: 190 to 600 nm
Wavelength accuracy: ± 2 nm
Wavelength repeatability: ± 0.05 nm
Noise: 5.0 x10 ^-5 AU, at 230 nm with acetonitrile at 1 ml/min and time constant of 1 second
Drift: 2.5 x 10 ^-5 AU/hour with ambient temperature change <1 °C /hour
Attenuation Range: 0.001 to 3.0 AUFS (under software control)
Time constants: 0.1 to 99 seconds (under software control)
Spectral Bandwidth: 4 nm
Linear dynamic range: 8.7 x 10^-3at 214 nm; 1.2 x 10 ⁴ at 254 nm
Scan rate: Up to 10 increments/second; increments variable from 1 to 50 nm
Wavelength switching time: 0.1 second
Wavelength and attenuation programming: 8 changes/channel
Event outputs: 8 outputs-can be set to on, off, pulse, repetitive pulse
Event inputs: 4
Analog outputs: 4 independent channels

Optical Component Specifications:

Lamp source: Xenon strobe lamp
Flowcell: Dual beam Taper-Cell design
Path length: 10 mm (standard, analytical)
Cell volume: 8 uL (standard, analytical)
Pressure limit: 1000 psi

Waters 490E Programmable Multiwavelength Detector

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