Scroll Top

Online analyser

BlueMon - Total Nitrogen & Total Phosphorus

Fully automatic on-line analyser for measuring concentrations of mediums in fluids according to wet-chemical methods.
The photometer total nitrogen & total phosphorus version of the BlueMon system comprises of the following equipment: analyser unit and control and measurement electronics in a powder-coated cabinet.



Technical data BlueMon Total Nitrogen & Total Phosphorus

Method: photometric measurement according to DIN EN ISO 6878 (Molybdenum Blue Method) and DIN EN ISO 11905

Measuring range: selectable option

Accuracy: ± 3% (Total Phosphorus), ± 5% (Total Nitrogen) of full scale

Number of sample channels: selectable option

Sample conditions:

  • Sample pressure: 0 bar (max 0.05 bar overpressure)
  • Sample temperature: 10 °C … 35 °C
  • Sample flow rate: 2 … 10 l/h, no suspended solids
  • Samples with particle size > 30 microns need filtration
  • Protection classification: IP54 (optional IP65)
  • Dimensions: (LxWxH): 600 mm x 300 mm x 700 mm
  • Cabinet material: aluminium (powder-coated in blue)
  • Power consumption (average): 45W
  • 1x Ethernet TCP/IP (incl. Modbus)
  • 1x Serial Interface (example protocols: RS232/RS485 (Modbus RTU), IEC 60870-5-104; further more, see protocol list)
  • 1x CAN bus (for connecting further BlueBox System modules for sensors and actuators)
  • 2x current output 4 – 20mA
  • 4x digital output
Additional interfaces: selectable option
Additional connectable sensors:
  • 1x connector for pH glass electrode
  • 1x connector for temperature (PT1000)
  • 1x connector redox electrode
  • 1x current input 4 – 20mA
  • 2x digital in
  • 1x leakage sensor
  • 2x bubble detector for sample reagent
Chemical drainage: selectable option


Others GO Systemelektronik lineup:
Clear Filters
Online analyser
Online analyser
UV/VIS – Spectrometers
UV/VIS – Spectrometers
BlueScan Plus – UV/Vis Spectrometer
BlueScan Plus – UV/Vis Spectrometer
ISA – UV/Vis Spectrometer System
ISA – UV/Vis Spectrometer System
Open chat
Scan the code
Click on our representatives below to chat on WhatsApp or send us an email to