Study and adjust a pressure control loop acting on a leak flow rate



  • Compressed air feeding circuitry, micrometer setting valve.
  • 4-20 mA proportional solenoid valve, brass body
  • Cylindrical tank.
  • Disturbance piping.
  • Relief valve.


  • Manometer.
  • Electronic relative pressure transmitter.
  • PID configurable controller.


Dim : 80 x 60 x 80cm – 50 kg
Aluminum profile framework


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Identify the controller algorithm


Study and adjust a control loop:

Identify the system

Characterise the system

Determine PID actions

Study the system’s reaction to a change of setpoint and to disturbance


Use a technical industrial file