Study and adjust a pH control loop



  • Dosing pump, adjustable flow by potentiometer.
  • Membrane dosing pump, frequency controllable by 4-20mA, and piston stroke manual setting, (digital display of the frequency setting).
  • Electric stirrer with adjustable stirring speed. SS 316L shaft and three-paddle helix.
  • Glass reactor, capacity 1l, rapid dismounting lid, draining valve. Adjustable overflow tube.
  • Polyethylene storage tanks, capacity 10 L.


  • PID configurable electronic controller.
  • pH electronic transmitter de pH with local display, signal 4-20mA.


Dim : 80 x 60 x 80cm – 30 kg
Aluminum profile framework 45 x 45mm


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Study and set the parameters of the pH sensor and controller



Use the test rig in batch mode for titration



Use a technical industrial file