Spectrophotometer DR 3900

High-performance, microprocessor driven VIS spectrophotometer with RFID technology for sample identification and tracing when using cuvette tests. Suitable for water analytics and user applications. Device includes several preconfigured application programs as well as all HACH LANGE standard test methods. Extensive, user-defined applications can be programmed. Type and expiry date of cuvette tests are identified automatically. The user is guided through the complete measuring process via touch screen.

• Compact and easy to use
• RFID sample identification
• Single or multi wavelength mode
• Measurement of concentration, extinction or %-transmission
• Out-of-limit value alarm
• For 13 mm round cuvettes and 10/50 mm rectangular cuvettes
• Creation of reports and statistical evaluations
• 7″ colour touch screen
• Bidirectional data transfer via Ethernet or USB stick
• Methods are updated via RFID module

• Specifications
• Optical system: Reference beam technology, spectral
• Wavelength range:
  Bandwidth: 320…1100 nm
  5 nm
• Wavelength resolution:
  Wavelength accuracy: 1 nm
  ±1.5 nm
• Wavelength repeatabiliy:
  Photometric linearity: ±0,1 nm
  2 E with neutral glass at 546 nm
• Photometric accuracy:
  Lamp type: 5 mE at 0.0…0.5 E, 1 % at 0.5…2.0 E
  Tungsten lamp
• Dimensions (W x D x H):
  Weight:
  Protection class: 350 x 255 x 151 mm
  4200 g
  IP 30
• Operating temperature:
  Relative humidity: 10…40 °C
  <80 % rh
• Power supply: 110…240 V, 50/60 Hz