Control
Control
Control Panel
Panel
Panel (Electro
(Electro
(Electro-
-
-Pneumatic)
Pneumatic)
Pneumatic)
Part
Part
Part No.
No.
No. 25D009
25D009
25D009
When supplied with 110–240 VAC power and a
continuous supply of air, the control panel can
control the STU functions for automatic, manual,
or batch unloading of totes.
This panel is UL508A certified and requires
using only Listed or Recognized components.
Replacing parts with genuine Graco parts is
important to maintain this certification. See the
parts manual for replacement part numbers.
Ref.
Ref.
Ref.
Symbol
Symbol
Symbol
Description
Description
Description
CA
— — —
Touch
Touch
Touch screen
screen
screen display
display
display
Operator interface for control of the STU.
CB
— — —
AC
AC
AC power
power
power switch
switch
switch
Controls whether power is applied to the control panel.
CC
— — —
Emergency
Emergency
Emergency stop
stop
stop button
button
button
Press to cease STU operation immediately. This should not be used as a means
to shut off the system during normal operation.
CD
— — —
Position
Position
Position sensor
sensor
sensor
Access hole and sealed strain relief for the laser position sensor.
CE
— — —
Control
Control
Control Panel
Panel
Panel Air
Air
Air Supply
Supply
Supply Ball
Ball
Ball Valve
Valve
Valve
Connect a clean, dry air supply to this valve for the control valve. This valve will
supply air to control valve pilots, air assist, and the inflatable seal.
NOTE:
NOTE:
NOTE: It is recommended that the Control Panel Air Supply be separate from the
Pump Air Supply to avoid the high air consumption of pumps from starving the
control pilots. Use only clean, dry air.
CF
— — —
Pump
Pump
Pump Air
Air
Air Supply
Supply
Supply Ball
Ball
Ball Valve
Valve
Valve
Connect a clean, dry air supply to this valve for the pumps. See the specific pump
instruction manual for minimum and maximum pressure and flow requirements.
Use only clean, dry air.
22
3A5416L
