Operation mode

The  twin pump  operation mode and its action on the macro outputs "Pmp1Cmd" and "Pmp2Cmd" is shown in the next table.

The control action with the highest priority (lowest value) will be written to the output "OperationMode".


OperationMode

Pmp1Cmd

Pmp2Cmd







7 = manual off

off

off

8 = pump alarm

depends on alarm setting

depends on alarm setting




11 = pump exercise

on/ off (PEX-03)

on/ off (PEX-03)

12 = manual on

leading pump on

leading pump on

13 = enable 2 pumps

on*

on*




15 = auto

0/1

0/1




* Can be commanded by the manual switch or the input "Enable2Pumps".
 The manual switch has priority over input "Enable2Pumps".