Electronic Control System; Connecting Pneumatic Control Panel Air Lines - Graco SaniForce BES Series Instructions-Parts List Manual

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Electronic Control System

Connecting Pneumatic Control Panel Air Lines

Air supply to panel must be filtered, dry and capable of delivering a minimum of 100 scfm at 100 psi (0.7 MPa, 7 bar).
Refer to the table below and the Pneumatic Diagrams, pages 57 and 58, to make the top and bottom panel connec-
tions.
Origin
Ref. Key
Top Panel Connections
C
Seal Air Supply
D
Cylinder Upper Air Supply
E
Cylinder Lower Air Supply
F
Pump 1 Air Supply
G
Pump 2 Air Supply
H
Pump 3 Air Supply
J
Pump 4 Air Supply
Bottom Panel Connections
B
Air Controls Air Inlet —
1/2 in. npt(f)
A
Pumps Air Inlet — 1 in. npt(f)
K
Exhaust (no air line connection is
needed)
*
Pump air valves open when PUMP SLOW or PUMP FAST (SV1 or SV2) are activated.
Key:
A
Pumps 1-4 Air Supply
B
Control Box Air Supply
C
Seal Air
D
Ram Down Air
E
Ram Up Air
F
Pump 1 Air
G
Pump 2 Air
H
Pump 3 Air
J
Pump 4 Air
K
Exhaust Muffler
F
. 11: Air Control Panel (570193, 4 pump shown)
IG
311163ZAH
Component Connections
Ram Plate Seal
Upper Port On Air Cylinder
Lower Port On Air Cylinder
Pump 1
Pump 2
Pump 3
Pump 4
Pneumatic Source Connections
Air Controls Air Supply Line
Pumps Air Supply Line
Air Controls Exhaust Line
C
D
E
F
A
Electronic Control System
Destination
Function
Inflates ram plate seal.
Applies down force on ram plate when
RAM PRESS is selected.
Applies up force on ram plate when
RAM UP is selected.
Supplies air to pump 1.*
Supplies air to pump 2.*
Supplies air to pump 3.*
Supplies air to pump 4.*
Supplies air to open and close air
valves.
Supplies input air pressure to pumps.
Connects to a muffler that expels pres-
surized air from system when ram plate
is raised or seal deflated.
G
H
J
K
B
ti19841a
19

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