Hach DR 3900 Spectrophotometer

Features of the Hach DR 3900 Spectrophotometer include:

– Optical design: Reference beam, spectral
– Display: Colored touch-screen; 7 in. size, TFT; WVGA (800 pix x 480 pix) resolution
– Photometric Accuracy: 5 MAbs @ 0.0 – 0.5 Abs; 1% at 0.50 – 2.0 Abs
– Photometric Linearity: <0.5% – 2 Abs (2 Abs with neutral glass at 546 nm)
– Stray Light: <0.1% T at 340 nm with NaNO2
– Wavelength Range (nm): 320–1100
– Wavelength Accuracy: ±1.5 nm (wavelength range 340 – 900 nm)
– Lamp Source, Lifetime: Gas-filled tungsten (visible)
– Electrical: 100–240V, 50/60Hz
– Method Storage: >240 (pre-programmed); 100 user programs
– Datalog – Capacity (Sets): 2000 measured values (Result, Date, Time, Sample ID, User ID)
– Operating environment (°C): 10 to 40°C
– Weight: 4.2 kg
– Power: Desk power supply
– Power requirements: With external power supply; 50/60Hz, 110 to 240VAC
– Scan speed (nm/min): >8 nm/S (in steps of 1 nm)
– Spectral bandwidth (nm): 5 nm ± 1 nm
– Wavelength Resolution (nm): 1
– Wavelengths (nm): Selection automatic, based on method selection
– Photometric Measuring Range: ±3.0 Abs (wavelength range 340 – 900 nm)
– Storage Temperature: -30°C to 60°C
– Operating Mode: Transmittance (%), Absorbance and Concentration, Scanning
– Enclosure Rating: IP30
– Sample Cell Compatibility: Rectangular: 10, 20, 30, 50 mm, 1 inch; round: 13 mm, 16 mm, 1 inch
– Wavelength Calibration: Automatic
– Max. Humidity: 80% operating; 80% storage
– Wavelength Reproducibility: ±0.1 nm
– Beam Height:10 mm
– Dimensions (W x H x D): 350 x 151 x 255 mm