Digital electromagnetic dosing pump with constant, manually adjustable, flow rate and proportional dosage based on the pH or Rx measured value. Temperature compensation.

Digital electromagnetic dosing pump with constant and proportional dosage through an external analogue signal (0/4÷20 mA o 20÷4/0 mA) or a digital signal.

Analogue electromagnetic dosing pump with constant dosage, manually and proportionally adjustable through an analogue external signal (4÷20 mA).

Analogue electromagnetic dosing pump with constant dosage; adjustable flow rate through a knob positioned on the front panel. ON/OFF LED indicator

Analogue electromagnetic dosing pump with constant dosage and manually adjustable flow rate. Double flow rate range (0÷20% and 0÷100%); internal microswitch.

Analogue electromagnetic dosing pump with constant dosage, manually and proportionally adjustable through a digital signal. ON/OFF LED indicator and pre-set for level probe.