Measurement and temperature control.

  Measurement and pressure control.

  Measurement and level control.

  Measurement and pH control.

  Measurement and gas control.

  Measurement and control of conductivity.

  Speed control of different conveyors.

  Variable speed drivers.

  Displacement.

  Measurement and flow control.

  Measurement of relative humidity.

  Control valve.

  Ultraviolet light system.

  Refrigeration and AC systems.