North Star NSCWHC Manual De Instalación Y Operación página 21

8. Press SELECT again to display the "SET CTRL"
screen.
AUXILIARY OUTPUT CONTROL: The electronic
controller's auxiliary output may be used to operate
various types of external equipment, such as a
chlorine generator or chemical feeder. It provides
a 24V DC, up to 500 mA, current from terminal J8
on the electronic control board (see Schematic on
Page 27). The table, below, explains the choices
available for when the auxiliary output will be on
during various portions of the softening cycle:
SELEC-
NAME
TION
OFF Off Remains off indefinitely.
On during the entire regenera-
BP
Bypass
tion.
On during the brine draw por-
CL
Chlorine
tion of the regeneration.
On when water is flowing past
Flow
FS the turbine. It will shut off 8
Switch
seconds after water flow stops.
After the set volume of water
Chemical has flowed past the turbine,
CF
Feeder turns on for the time set (see
Step 9 to set volume and time).
Fast On during the fast rinse portion
FR
Rinse of the regeneration.
ON
On Remains on indefinitely.
The default is OFF. If you wish to change to one of
the other selections in the table, use the
q
DOWN buttons to display the desired selection.
Questions?
Contact us at:
Controller Features
FIG. 52
AUXILIARY OUTPUT
FUNCTION
UP or
[email protected]
9. Press SELECT when the desired selection is dis-
played. If you selected anything other than CF, the
display will return to the normal run (time of day)
screen. If you selected CF (Chemical Feeder),
there will be two additional settings to make for
operating the chemical feeder.
CHEMICAL FEEDER TRIP VOLUME: If you have
set the auxiliary output control to CF (Chemical
Feeder), you will need to set the volume of water
which must flow past the turbine before the auxil-
iary output is turned on. With the above screens
alternating, use the
set the trip volume, in gallons. Then press
SELECT to display the screen shown below.
CHEMICAL FEEDER TIME: Use the
q
DOWN buttons to set the length of time, in sec-
onds, that the auxiliary output will be turned on.
10. Press SELECT to return to the normal run (time of
day) screen.
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21
FIG. 53
q
UP or DOWN buttons to
FIG. 54
UP or
FIG. 55