
Model 464 Electronic Control Unit User Guide
Page 2
99
User Flow Rates
LCD Contrast
About
ECU 464 Main Menu
Preset Flow Rates
Bar icons : indicate the amount of time remaining before the Control Unit
automatically turns off. Each of the four bars represents 1 minute 15 seconds.
The Control Unit will automatically turn off after 5 minutes of being idle.
99
User Flow Rates
LCD Contrast
About
ECU 464 Main Menu
Preset Flow Rates
Battery icon: represents the battery life remaining. Battery life is also
numerically displayed as a percentage to the right of the icon. The icon will flash
when the battery percentage is 0.
99
User Flow Rates
LCD Contrast
About
ECU 464 Main Menu
Preset Flow Rates
99
User Flow Rates
LCD Contrast
About
ECU 464 Main Menu
Preset Flow Rates
Arrows: left pointing arrow indicates there is at least one menu that can
be accessed using the left cursor key. Right pointing arrow indicates a sub-menu
exists for the active menu item, and can be accesed using the right cursor key or
OK button (moves to next item).
Figure 1-2 Electronic Control Unit LCD Display
Note:
Battery Life is
40,000 drive/
vent cycles or
100 hours at 10 second
drive/vent cycles.
99
User Flow Rates
LCD Contrast
About
ECU 464 Main Menu
Preset Flow Rates
Note:
The Control
Unit will turn off
automatically
after 5 minutes of being idle,
provided that cycling is not
active.
OK OK button: selects a highlighted menu item (also toggles between lower and
uppercase letters and pressure units). Press and hold for at least 3 seconds to
turn the Control Unit off.
Cursor keys: navigate through the menus and menu items.
Plus/Minus keys: cycle through numbers and letters when editing or
creating new flow rates. Increase/decrease LCD display contrast. (Hold down
to scroll quickly through values).
Manual Control Valve: allows manual operation of the Control Unit. When
pushed the solenoid opens. See Page 8.
Air In: connection for the supply line from the compressed gas supply source.
(In-line filter is not required.)
Air Out: connection for the drive line from the pump.
Regulator: sets the pumping pressure. Turn clockwise to increase the pumping
pressure and counter-clockwise to decrease pressure.
Pressure Gauge: displays the pumping pressure.
Battery Enclosure : houses four (4) AA alkaline batteries.
1.4 LCD Display
Note:
Pressing any
key will turn the
Control Unit on.
1.3 Control Panel