Analogue dosing pump with constant flow rate manually adjustable, proportional flow rate according to an external analogue (4÷20 mA) or digital pulse signal (e.g. from water meter).
Control dial (percentage and “n” value in multiplication mode)
 6 position adjustable switch:
3 in division mode (1, 4, 10 = n)
1 in multiplication mode (n=1)
1 for proportional 4÷20 mA signal
1 for constant functionality
pacing” function adjustable by dip switch