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HomeProductsProduct categoriesSensor technologyDigital IQ sensors (online) > IQ optical UV probes for nitrate, nitrite & carbon parameters in surface water applications

Digital optical UV spectral sensors for nitrite, nitrate and carbon parameters like COD in surface water bodies

Digital optical UV spectral sensors for nitrite, nitrate and carbon parameters like COD

NiCaVis® 705 IQ SF: Multiparameter-sensor with maintenance-free ultrasonic cleaning technology fort he optical measurement of Nitrate, Nitrite and Carbon parameters in rivers and lakes

  • Reagent-free measurement
  • Mounting directly in the surface water body or with a flow-through armature

Spectral measurement of Nitrate, Nitrite and Carbon parameters in surface water applications.


Model Description Order no.
All sensors with integrated ultrasonic cleaning. Multifunctional slide and shock-absorption-rings, without connecting cable (order SACIQ separately).
NiCaVis® 705 IQ SF Spectral sensor for the measurement of die NO3, NO2, COD, TOC, DOC, BOD, SAC, UVT in surface water bodies. 481089

Technical Data

Model NiCaVis 705 IQ SF
Measuring method Spectral measurement in the UV range 200-390 nm
Application Surface Water
Measuring range NO3-N: 0.0...50.0
NO2-N: 0.00…25.00 mg/l
COD (tot/diss.): 0…800.0 mg/l
DOC: 0…500.0 mg/l
BOD: 0…500.0 mg/l
SAC 254 (tot): 0…600 l/m
UVT 254: 0…100.0 %
Cleaning Maintenance-free WTW ultrasonic cleaning
Material Housing: Titanium, PEEK
Measuring window: Saphire glass
IQ Sensor Net system 282/284 and 2020


Model Description Order no.
DIQ/CHV Dual IQ/Cleaning Head Valve for system 282/284 472007
MIQ/CHV PLUS Modules IQ/Cleaning Head Valve for system 2020 480018
Cleaning Air Box - 115 VAC Air pressure compressor, 115 VAC 480017
Cleaning Air Box - 230 VAC Air pressure compressor, 230 VAC 480019
VIS FT-1 Flow measuring cell for use with automatic compressed air cleaning 480080
VIS FT-1/RS Spare parts set for VIS FT-1 480081
VIS/SET EH Supplement kit I for spectral sensors for horizontal mounting of a UV/VIS sensor, with the EH/F 170 swing mounting assembly 481073
VIS Set Brushes/1mm 2 cleaning brushes for gap width 1 mm 481031
VIS Set Brushes/5mm 2 cleaning brushes for gap width 5 mm 481032
VIS/CT Cleaning cards 481071
VIS/CV Multifunctional slide 481074
SET/AP Air pressure cleaning set: 15 m compressed air hose including fittings 481075
VIS/CS Cleaning set 481079

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