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Control
Control
Control Panel
Panel
Panel (Electro
(Electro
(Electro---Pneumatic)
Pneumatic)
Pneumatic)
When supplied with 100–240 VAC power and a
continuous supply of air, the control panel can control
the SDU functions for automatic, manual, or batch
unloading of drums.
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.
CA
Touch screen display
Operator interface for control of the SDU.
CB
AC power switch
Controls whether power is applied to the control panel.
CC
Emergency stop button
Press to cease SDU operation immediately. This should not be used as a
means to shut off the system during normal operation.
CD
Position sensor
Access hole and strain relief for the position sensor cable.
CE
Air supply valve
Connection for facility supply air to the SDU. Use only clean, dry air.
CF
Air cylinder bottom fitting
air supply
Connection for the bottom air cylinder fittings. Supplies air to raise the ram.
CG
Air cylinder top fitting air
supply
Connection for the top air cylinder fittings. Supplies air to lower the ram.
CH
Air motor air supply
Connection for supply air to the air motor.
CJ
Ram Plate seal air supply
Connection for the air supply to the inflatable seal.
CK
Air assist air supply
Connection for the air supply to the air assist fitting on the ram plate.
CL
Mufflers
Reduces sound of air expelled from the pump air motor.
CM
Auxiliary sensor
Access hole and strain relief for auxiliary sensor.
12
3A5402J