• Municipal waste water
  • Industrial waste water
  • Rivers and surface water
  • Drinking water
  • Monitoring process liquids
  • Measurement of water quality for distribution or discharge


Online analyzer for the determination of the intensity of color of acqueous streams.


The xenon lamp produces a UV light radiation that pass through the sample water in a quartz measuring cell. Measurement of water color by absorbance at 350 nm expressed in Hazen scale or Platinum-Cobalt scale.


Measured parameter Color
Wavelength 350 nm
Demineralized water Not required
Min. analysis time 1 minutes

Reagents and standards

Technical Specifications

Sampling Mode Batch, with freely settable frequency.
Sample Pressure: Atmospheric
Temperature: 5 ‐ 45°C (41 ‐ 113°F)
Flow Rate: 80 to 500 mL/min
Connection: 6 mm (¼-in.)
Drain Pressure-free drain
Connection: 12 mm (½-in.)
Input Streams 2
Material Epoxy-coated stainless steel AISI 304
Dimensions (H x W x D) 604 x 380 x 210 mm (23.6 x 14.8 x 8.2 in)
Weight 20 kg (44 lbs)
Power Supply Input Voltage: 115 VAC,230 VAC
Power consumption: max. 80 W
Output signals 2 x 4-20 mA analog outputs
Modbus via RS485,Ethernet
Alarms 2 SPDT programmable voltage-free relays
Digital Input None, Online, Start Extra, Skip Idle, Emergency Stop
Ambient Temperature 5 - 45 °C (41 - 113 °F)
Ambient Humidity 10 - 90 % RH (non-condensing)
Protection Grade IP54 (indoor only, outdoor use possible with external cabinet, not included)