Waters PrepLC Controller with 490E Programmable Multiwavelength Detector SemiPrepLC/ Analytical HPLC

Conditions

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 10-3 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

Event inputs: 

4

Analog outputs: 

4 independent channels

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