Axiom DMF Series, Installation, Operation & Maintenance Instructions Manual

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Adjusting the Digital Pressure Controller on the DMF Series Solution Feeders
The pressure controller is factory set to start the pump at 16psi
and shut off the pump at 18 psig. It can be field adjusted to a
maximum of 45 psig. To quickly adjust the pressure set point,
without changing the differential, press the up or down arrows
on the front of the pressure controller.
Function Menu
The five functions of the digital pressure controller may be
toggled through by pressing the
button. Press and hold the
button for 3 seconds
to enter the function menu shown
below. The button moves you through the menu while the
arrow buttons
are used to
change
the settings.
Symbol Description Operation
Pressure Settings
for Pump Operation
F1-Hi–P (Pump cut-out set point)
F1-Lo-P (Pump cut-in set point)
Default:
Hi-P = 18.0 psi.
Low-P = 16.0 psi.
Min. recommended differential 2psi to adjust the pump cut-out set point
to lock in setting and move on
to adjust the pump cut-in set point
to lock in setting and move on
Pressure Settings for
the Alarm
F2-H (HiAL) (high pressure alarm),
Default HiAL = 26 psi
F2-L (LoAL) (low pressure alarm)
Default LoAL = 10 psi
F2-r NO (normally open contacts)
NC (normally closed contacts) to adjust the high pressure alarm set point
to lock in setting and move on
to adjust the low pressure alarm set point
to lock in setting and move on
to select N/O or N/C
to lock in setting and move on
Max Pump Operating
Pressure Setting
Sets the maximum pressure to which
the pump Cut-out setting may be set
Default setting = 45 psi to adjust the MAX pressure
to lock in setting and move on
Pump Relay Test
(
PTST)
This can be used to manually test the
load relay (pump)
to turn the load relay (pump) on and off
to move on to F5
Alarm Relay Test
(ATST)
This can be used to test the alarm
relay
to turn the alarm relay on or off
to go back to normal operating mode