722S Visible Spectrophotometer, 340-1000nm, With RS232 parallel l interface, With Software

Features:722S Spectrophotometer is a compact and easy to operate instrument. It can be applied in measurement of transmittance,absorbance and direct concentration readout of transparent material.Aspherical light source optics, Curny-terner configuration diffraction grating monochromatorSimple& clear keyboard operation is convenient to realize auto 0% T &100% Tadjustment T/A transformation,factor setting and direct concentration readout functionWith RS232 serial interface，micro printer can be chosen for printing data directly;data processing package compatible,Transmittance and Absorbance,Standard Curve Mode ,Quantitative Analysis Mode are providedSpecifications:1)Wavelength Range: 340-1000nm2)Light Source Lamp: Halogen-TungstenLamp 20W/12V3)Wavelength Accuracy: ±2 nm4)Wavelength Reproducibility: 1 nm5)Band width: 6nm6)Photometric Accuracy: ±0.5%(T)(SRM930D)7)Photometric Reproducibility: 0.3%(T)8)Stray Light: £0.5%(T)9)Noise: ±0.5%(T)10)Scale Display: TRANS: 0-199.9% ABS: -0.3-2.999 FACT: 1-9999 CONC: 0-999911)Power Requirement: 220V/110V±10% 50/60 Hz12)Interface:RS232 serial & parallel l interface13)Print:serial printer/general printer(windows compatible; usesoftware package )