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

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 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 Options : magnetic, stainless steel