"Versatile UV-VIS Spectrophotometer with a wavelength range from 190-10-1100nm for water analysis and more. Reference beam technology (RBT) for powerful and reliable photometric performance; preprogrammend with more then 240 HACH and LANGE methods for drinking water, waste water, boiler & cooling water applications; integrated barcode reading system (IBR) with 10-fold rotational measurement for barcoded cuvette tests. Adaptable to many different applications by optional available carousel-holder, flow-thru module, peltier module or sipper module for semi-automated serial analysis. Touch Screen Display with intuitive user interface in many languages; Universal sample cell holder for common metric and inch cell types; USB ports for printer/accessory connections, data management and easy program updates. Operation mode: HACH and LANGE methods. Absorbance, transmission, concentration with factor and standard, linear and non-linear calibration curves, multi wavelength measurements, lamda scan and time scan courses. Spectral band width: 2 nm, photometric range: ± 3 Abs in the range from 200-900nm, Wavelength resolution: 0,1nm, power requirements: 100-120 VAC; 200-240 VAC; 50/60 Hz; automatic change over. Dimensions: 450 x 200 x 500 mm (17,7 x 7,9 x 19,7 inch) width x height x depth, weight: 15,5 kg (34,2 Ibs), warranty: 2 years; (extendable to 5 years).