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4-Port Solenoid Valve Cassette Type Manifold
Vacuum Release Valve with Restrictor
SJ3A6
Series
With 2 built-in spool valves
Vacuum suction and release can be
controlled with a single valve.
Plug-in
Connector connection
Cable connection
Wiring variations
<Connector connection>
• D-sub connector
• Serial (EX180)
• Flat ribbon cable
• Serial (EX510)
<Cable connection>
• D-sub connector
• Flat ribbon cable
L
Power consumption:
0.15 W
saving circuit)
L
Width: 10 mm
(same as the SJ3000 series)
L
Equipped with restrictor to enable flow rate
adjustment of release air
L
Replaceable filters are built-in on the vacuum
and release sides.
L
Equipped with a pressure detection port
which allows for the connection of a
pressure switch, etc.
L
Can be
combined
with 4-port solenoid
valves, as well as SJ1000, 2000, and 3000
series valves (Special order)
(Please contact SMC for details.)
L
Enables
2-system pressure
the 1(P) port and the 3/5(E) port are set to
different positive pressures
(In this case, flow can be adjusted on the P-port side only.)
*1 Refer to page 140 for details.
Non plug-in
• Individual wiring
*
1
(with power-
3/5(E)
Vacuum
pressure port
Vacuum
pressure
switching
valve
switching where
Filter
Vacuum side
SJ1000/2000/3000/4000
Restrictor
• Flow rate adjustment
of release air
• Prevents workpiece
blow-off
PS port: Pressure detection port
(M5 x 0.8)
2(B)
Vacuum pad port
1(P)
Release pressure port
3/5(E)
Vacuum pressure port
Adsorbing and Transferring System Circuit Example
X
2(B)
Vacuum pad port
Series
Slotted
Manual
locking type
Filter
• Eliminates foreign matter on the
vacuum and release sides
• Replaceable
1(P)
Release
pressure port
SJ3A6
Release pressure
switching valve
(Built-in restrictor)
Filter
Release side
8
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