Hydro Instruments’ TH-4000 turbidimeter


Hydro Instruments’ TH-4000 turbidimeter is a highly accurate process monitoring instrument. The TH-4000 is ideal for a variety of applications, including influent river water monitoring, stream measurement, reservoir water quality testing, groundwater testing, drinking water and wastewater treatment, effluent and industrial control, and more.


  • Simple to operate and maintain
  • Two point calibration using standard calibration fluids
  • Designed to handle harsh environment conditions
  • Ideal for a variety of applications
  • Multiple sensor NTU ranges available
  • Adjustable high reading alarm
  • Integral data logging available
  • RS485 MODBUS communication


PDF Click here to download the Series HC-220 PID Controller Brochure


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