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> Waters 490E M490 hplc multiwavelength detector w/manual
Waters 490E M490 hplc multiwavelength detector w/manual
WATERS 490E M490 HPLC PROGRAMMABLE MULTIWAVELENGTH
Tested Power Up and 5 Min Calibration
* Wavelength range: 190 to 600 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)
* Linear dynamic range: 8.7 x 10-3 at 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
* Analog outputs: 4 independent channels
Tested With Power up and Self Diagnosis (5 min Test )
