The DR3900 is a benchtop visible spectrum (320 - 1100 nm), split beam spectrophotometer with over 220 pre-programmed methods optimized for laboratory water analysis. With your daily routine of water analysis in mind, the DR3900 spectrophotometer is optimized for safe processes and accurate results. Control-parameters like Ammonium, COD, Phosphate, Nitrate and many others are easy to perform. The handling of tests and spectrophotometer is well designed to avoid any errors in your water analysis.

Specifications:

-Beam Height: 10
-Data Logger: 2000 measured values (Result, Date, Time, Sample ID, User ID)
-Dimensions (H x W x D): 151 mm x 350 mm x 255 mm
-Display: 7" TFT
•Display Resolution: WVGA (800 pix x 480 pix)
•Display Size: 7 inch (17.8 cm)
•Display Type: Colored touch-screen
-Enclosure Rating: IP30
-Interfaces:
•USB type A (2)
•USB type B
•Ethernet
•RFID sensor
-Max. operating humidity: 80
-Max. Storage Humidity: 80
-Operating Conditions: 10 - 40 °C
-Operating Mode: Transmittance (%), Absorbance and Concentration, Scanning
-Optical System: Reference beam, spectral
-Photometric Accuracy:
•5 mAbs @ 0.0 - 0.5 Abs
•1 % at 0.50 - 2.0 Abs
-Photometric Linearity:
•< 0.5% - 2 Abs
•< = 1% at > 2 Abs with neutral glass at 546 nm
-Photometric Measuring Range: ± 3.0 Abs (wavelength range 340 - 900 nm)
-Power Requirements:
•With external power supply
•Power Requirements (Hz): 50/60 Hz
•Power Requirements (Voltage): 110 - 240 V AC
•Power Supply: Benchtop Power Supply
-Preprogrammed Methods: > 240
-Sample Cell Compatibility:
•Rectangular: 10 mm, 50 mm, 1 inch
•Round: 13 mm, 16 mm, 1 inch
-Source Lamp: Gas-filled Tungsten (visible)
-Specific Technology: RFID not applicable with this model
-Spectral Bandwidth: 5 nm ± 1 nm
-Standard accessories: None
-Storage Conditions: -30 - 60 °C
-Stray Light: < 0.1% T at 340 nm with NaNO2
-User Programs: 100
-Wavelength Accuracy: ± 1.5 nm (wavelength range 340 - 900 nm)
-Wavelength Calibration: Automatic
-Wavelength Range: 320 - 1100 nm
-Wavelength Reproducibility: ± 0.1
-Wavelength Resolution: 1
-Wavelength Selection: Automatic
-Weight: 4.2 kg