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ROTARY GEAR PUMP
ELECTRONIC FOAM PROPORTIONING SYSTEM
Section
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: Set-up and Calibration
To lock the settings, exit system user
calibration mode by pressing and holding
the
SELECT DISPLAY
button, then pressing
and releasing the
é
and
ê
buttons. The
word “
HALE” will appear for several seconds
followed by the default display.
SIMULATED FLOW
The default Simulated Flow value is factory
set to 150 GPM (568 LPM) and, if necessary,
the default value can be adjusted while in
system user calibration mode. Enter system
user calibration mode using the method
previously described. Press the
SELECT
DISPLAY
button until the LED under
TOTAL
FLOW
is illuminated. The default simulated
flow rate will be displayed as shown in figure
3-8. Adjust the setting by pressing the
é
or
ê
buttons to set the desired rate, i.e., “
S
150
”.
To lock the settings, exit system user
calibration mode by pressing and holding
the
SELECT DISPLAY
button, then pressing
and releasing the
é
and
ê
buttons. The
word “
HALE” will appear for several seconds
followed by the default display.
The above procedures complete
verification and adjustment of the system.
The Hale FoamMaster system is now ready
to be placed in service.
scale can be used to weigh the foam
concentrate pumped. The total volume
of foam concentrate can then be
calculated from this weight and the
density of the foam concentrate from
the MSDS sheet.
Start the Hale FoamMaster foam pump by
pressing the red
ON
button. The
ON
button
will illuminate and the foam pump will
operate at approximately
2
/
3
speed to
pump foam concentrate into the container.
The display will show the volume of foam
concentrate pumped. Stop the foam
pump and measure precisely the amount
of foam concentrate collected.
Adjust the reading on the display to the
volume actually pumped by pressing the
é
or
ê
button.
Repeat the procedure to verify the setting is
correct.
When a dual tank system is installed switch
to the other tank and repeat the
procedure.
Turn the bypass valve handle back to
INJECT position.
Figure 3-8. Simulated Flow Calibration
Display
Figure 3-7. Foam Concentrate Collection
CALIBRATED
CONTAINER
BYPASS
VALVE ON
FOAM PUMP
BYPASS
HOSE