LC500PLUS Analytical liquid chromatograph The static motor control circuit designed by independent technology can realize the automatic feedback and tracking function of the motor control signal, effectively improve the motor control precision and ensure the reliability and stability of the pump floating self-correcting sealing ring technology and pump head self-cleaning function technology, can extend the service life of the sealing ring, to ensure the instrument durable and high efficiency Easy to use flow and pressure correction features ensure high accuracy and stability of the instrument Use two gradients to run the program design: linear gradient and step gradient optional; Programmed solvent classes and compression factors that automatically compensate for complete pre-cleaning function for quick solvent replacement Application of high precision photodiode design, linear range extension Convenient and efficient light intensity gain coefficient self-correction function * holmium glass tank design, full wavelength scanning, convenient accurate wavelength correction Universal sample pool design, easy to change between micro and constant pool Instrument operation has manual and PC counter-control two ways, chromatographic software with authority management, electronic signature and audit trail functions are optional
Technical parameters of LC500PLUS analytical liquid chromatograph Infusion pump
Flow range 0.001 to 10.000 ml/min
accuracy ± 1% precision 0.25%
Pressure range 0 to 50 mpa
gradient 2 yuan Gradient mode Gradient elution internal software can be self-controlled, and can be controlled by PC and pump
Power supply 100 to 240 VAC, 50 to 60Hz, 80watts
dimension 30CM (L) ×24CM (W) ×18CM (H)
weight 8.0 kg detector
Lamp source Deuterium lamp/tungsten lamp
Optical path design Monochromator with a dual silicon photodiode detector
Wavelength range 190-800nm
step plus 1nm, can be set by keyboard or RS232/485/USB
bandwidth <6m
Wavelength accuracy Plus or minus 1 nm
Wavelength repeatability 0.1 nm
Absorption range 0.0005 AU/AU/mV - 4 mV
Data system output 4AU/V
sampling signal control, automatic zeroing, support integrator and recorder dual output noise
Plus or minus 0.5 x10-5 au drift 1x10-4AU (P-P)
Sample tank Standard Conical Pool (10mm optical path, 4.5ul volume),
Semi-prepared (5mm optical path,3.5ul volume)
Power supply 100 to 240 VAC, 50 to 60Hz, 80watts
dimension 30CM (L) ×24CM (W) ×18CM (H)
weight 8.0 kg
