二手 HACH DR2400 #9216754 待售

Portable spectrophotometer Wavelength range: 400-880 nm Bandwidth: 4 nm ± 1 nm Wavelength accuracy: ± 1 nm, 400 - 880 nm Wavelength resolution: 1.0 nm Wavelength selection: Automatic Optical system: Concentric spectrophotometer Wavelength calibration: Automatic at power up Photometric range: -3.2 to 3.2 Abs Photometric resolution: 0.001 Abs Photometric linearity: 5 mA from 0.0 to 0.5 Abs ± 1% from 0.5 to 2.0 Abs Stray light: > 2.5 A <0.3 %T @ 430 nm Readout modes: Transmittance Absorbance Concentration RS232 Output: Standard 9-pin bi-directional Line power: Converter included Battery power: 3 'D' Cell batteries included Cell compatibility: 25 mm Round (ACCUVAC Vials) COD / Test 'N tube / UNICELL Vials 1 cm Square 1 cm x 1 inch Dual pathlength Interface: Graphic user interface 320 x 240 Pixel graphic display Test prompting: English French German Spanish Data storage: 1000 Data points (date, time, results, sample ID, user ID) Enclosure: IP 32 Rated (Splash proof) Operating environment: 0° to 40° C; 90% Relative humidity, non-condensing Storage environment: -25° to 60° C; 90% Relative humidity, non-condensing Meets GLP Guidelines Including a minimum of date & time sample identification tag (3) Analyst initials Concentration Real time clock Real time calendar.