Turbidity Sensor TTurb

The TTurb is a digital sensor for optical turbidity measurements according to the 90° IR scattered light method. Depending on the sensor it can be used in pure water up to 100 FNU as well as in raw-, waste- and process waters up to 1000 FNU. TTurb is available…  Read more

Light Source LED
Detector Photo diode
Measurement principle Nephelometry
 
Parameter Turbidity
Measurement range 0...100, 0...400, 0...1000 FNU
Detection limit 0.5 FNU for TTurb 100 2 FNU for TTurb 1000
Measurement wavelength 860 nm, FWHM 30 nm
T100 response time 6 s
Measurement interval 3 s
 
Housing material PET / POM / NBR
Dimensions (L x Ø) 170 x 36 mm ~ 6.7˝ x 1.4˝
Weight 0.3 kg ~ 0.7 lbs
 
Interface Ethernet (TCP/IP) RS-485 (Modbus RTU)
Power consumption typically <0.9 W with network < 1.5 W
Power supply 12...24 VDC (± 10 %)
Connector 8-pin M12-plug
 
Maintenance effort ≤ 0,5 h/Monat (typisch)
Calibration/maintenance interval 24 Monate
System compatibility Modbus RTU
Warranty 1 Year (EU & US: 2 years) on electronics; All wearing parts are not included in the warranty
 
Max. pressure 3 bar ~ 43.5 psig
Protection type IP68 NEMA 6P
 
Sample temperature 0...+40 °C ~ +32 °F... +104 °F
Ambient temperature 0...+40 °C ~ +32 °F... +104 °F
Storage temperature 0...+80 °C ~ +32 °F... +176 °F
Inflow velocity 0.1 m/s ~ 0.33 fps

The TTurb is a digital sensor for optical turbidity measurements according to the 90° IR scattered light method. Depending on the sensor it can be used in pure water up to 100 FNU as well as in raw-, waste- and process waters up to 1000 FNU. TTurb is available with a 10 m or a 2 m fixed cable.

  • Reliable concentration measurements by optical methods
  • Pulsed infrared scattered light procedure
  • No mechanically moving parts
  • Digital reading
  • Preprocessing in the sensor increases measurement sensitivity
  • Measurement of turbidity in drinking water, domestic water, circulating water
  • Measurement of turbidity in drinking water treatment plants with low turbidity values