System Components (Electronic Control) - Graco SaniForce BES Series Instructions-Parts List Manual

System Components (Electronic Control)

See F . 2.
IG
Stainless Steel Frame: supports the cardboard or
A
collapsible bin.
Pneumatic Control Panel: contains pneumatic
B
controls to regulate the air pressure to pump air
motors, ram, and ram plate seal in order to control:
• pump air motor pressure
• pump speed control
• ram up and down pressure
• seal pressure
Electronic Control Panel: is connected to the
C
pneumatic control panel with the 24 VDC cable
supplied. The panel uses 110 VAC input (20 amp
circuit). If a flow meter is used, it must also be
connected. The electronic control panel sends
signals to:
Seal
B
Ram Up
Ram Down
Pump 2
Pump 1
F . 2: Typical Installation (Electronic Control; BESA7A shown)
IG
311163ZAH
TOP VIEW
D
• turn the pumps on or off
• inflate or deflate the ram plate seal
• raise or lower the ram plate
• turn off the air supply to the ram plate so the
ram can slowly lower into the bin
Sanitary Pumps: pump material from the bin to the
D
target application.
Air Cylinder: raises and lowers the pumps and the
E
ram plate in and out of the material container.
Ram Plate: applies an even amount of pressure to
F
the material in the bin. When the ram plate seal is
inflated, it creates a seal. The ram plate presses
down on the material in the bin to assist the pumps
in delivering the material.
C
E
A
F
Overview
TI16216a
TI16217a
TI16218a
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