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844E Sprayer Control
PROGRAMMING THE 844E SPRAYER CONTROL SYSTEM
SYSTEM SETUP MODE
The System Setup Mode contains the programming steps that customize the controller to the sprayer or sprayer
components. These include calibration steps and parameters that, once programmed, will likely never change.
To enter the System Setup Mode, press and hold the
and
keys simultaneously. While holding the
and
keys in, press the
key twice (within three 3 seconds), and release to enter the System Setup Mode. The
fi
rst programming step should be visible.
Program Units
Setting Your Program Mode (U.S., Turf, NH
3
, Imperial, S.I.)
Default =
US
The 844 console will display a large “
US
” in the center of the display. The default value “
US
” indicates that all
default values will be shown in U.S. measurements, unless changed to Turf (
trF
), Anhydrous (
nh3
), Imperial
Gallons (
I
N
P
), or Metric (
Si
) units. Turf units displays information in Gallons per 1000 ft
2
, NH
3
displays units
in Pounds of Nitrogen per Acre; Imperial displays units in Imperial Gallons per Acre; and SI displays all units in
Metric (l/min, l/ha, km/h, cm).
If you will be using U.S. measurements, no change is necessary. Press the
key to advance to the next
programming step.
If you will be using one of the other units listed, press the
or
key to select the units you will be using. Press
the
key to accept the value and advance to the next program step.
Reset Defaults
Reset To Default Settings
If the units in the
fi
rst programming step have been changed, the console will ask if you would like to reset all of
the program values to the default settings for the units selected. If you wish to reset to the defaults, use the
or
keys to select “
YES
” and press the
key to activate the resetting process.
If you do not want to reset to the default values, select “
no
” using the
or
keys and press
to advance to
the next step.
NOTE: If you inadvertently changed the Program Units, select “
no
” in this step. Advance to the Program Units
step again using the key and change back to your desired units. Select “
no
” again at the Reset Defaults
step and exit the program mode by pressing and holding the key for three (3) seconds.
