One-Channel Controller TOPAX L/LF

Important values securely under control


Supporting Documents:
Download: LJ-TOPAX_L14-EN-BA

The TOPAX L is available in different variants, which differ only in their measurement and control units: depending on the model, it measures and controls free chlorine, chlorine dioxide, hydrogen peroxide, pH value, Redox or inductive or conductive conductivity. All models measure the temperature.

  • Measuring input for free chlorine or chlorine dioxide, hydrogen peroxide, pH value, Redox or conductivity
  • Measuring input for temperature
  • P- or PI- controllers
  • Analog output (0/4…20 mA)
  • Up to 3 relay outputs
  • Digital input (Sample water missing)
  • Electrically isolated in- and outputs
  • pH-compensation for free chlorine
  • Automatical temperature compensation of pH value
  • Alarm function
  • RS 485 interface (optional)
  • Alphanumeric LCD display with membrane keypad and password protection

Learn more about this product on the Lutz-JESCO website here:

Call toll-free 1-888-455-5744 or click here (for the contact page) to connect with a TDH associate.