HACH DR 1900 Portable Spectrophotometer

Specifications:
Battery Life:15 days (typical) @ 5 readings a day / 5 day week without backlight*
* Backlight usage will decrease battery life.Battery Requirements:4, AA size alkali cellsCuvette Compatibility 2:10 mm square / 1 inch square and 13 mm / 16 mm / 1 inch roundData Logger:500 measured values (Result, Date, Time, Sample ID, User ID acc. to GLP)Detector:Silicon photodiodeDimensions (H x W x D):98 mm x 178 mm x 267 mmDisplay:Graphical display 240 x 160 pixel (LCD, b/w, backlit)Enclosure Rating:IP67Includes:Printed Basic Manual, CD with procedure manual (English) in pdf format. Set of vial adapter in carton box. Pkg of 4 AA Alkaline Battery. Dust CoverInterface:USB type Mini IP67 (with optional Module)Mains Connection 2:110 – 240 V / 50/60 Hz (* optional Module required. May not be available in all regions)Mains Connection 3:4x NiMH rechargeable Battery (* optional Module required. May not be avaliable in all region)Operating Conditions:10 to 40 C (50 – 104 F), max. 80 % relative humidity (non-condensing)Operating Humidity:max. 80 % relative humidity (non-condensing)Operating Mode:Transmittance (%), Absorbance and ConcentrationOperating Temperature:10 to 40 COptical System:Reference beam, spectralPhotometric Accuracy: 0.003 Abs @ 0.0 – 0.5 AbsPhotometric Linearity:< 0.5 % (0.5 – 2.0 Abs)Photometric Measuring Range:0 to 3 Abs (wavelength range 340 800 nm)Power Supply:4 x AA size Alkaline
4x NiMH rechargeable Battery*
Power supply*: 110 – 240 V; 50/60 Hz
(* optional Module required.
May not be available in all regions)Preprogrammed Methods:> 220 (Please note: TNT vial test evaluation possible, but without barcode reading & 10 fold measurement and outlier elimination feature.)Reproducibility: 0.005 Abs (0 – 1 A)Sample Cell Compatibility:13 / 16 mm and 1 inch round adapter, 10 x 10 mm 1 inch square and 10x10mm