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Vacuum Release Valve with Restrictor
SJ3A6
Common Specifications
Symbol
3/5(E)
1(P)
Vacuum
Release
pressure port
pressure port
X
SOL.a
SOL.b
2(B)
Vacuum pad port
Response Time
Valve model
Response time [ms] (at 0.5 MPa)
SJ3A6-ll-l
Weight
Valve model
Weight [g]
SJ3A6-ll-P
125
Series
Manifold Valve Specifications
Valve construction
Fluid
Operating
pressure
range [MPa]
Ambient and fluid temperatures [°C]
Max. operating frequency [Hz]
Manual override (Manual operation)
Restrictor operation
Pilot method
Lubrication
Mounting orientation
Impact/Vibration resistance [m/s
Enclosure
∗1 Can be used with positive pressure to suit the application
∗2 Please use with pilot X port pressure equal to or higher than the release port 1(P) pressure.
∗3 Impact resistance : No malfunction occurred when it is tested with a drop tester in the axial direction and at
Vibration resistance : No malfunction occurred in one sweep test between 45 and 2000 Hz in the axial
Solenoid Specifications
Coil rated voltage
Allowable voltage fluctuation
Power
consumption [W]
Surge voltage suppressor
Indicator type
∗1 For the allowable voltage fluctuation for Z/T type (with power-saving circuit), please observe the following
PS port
range because they have voltage drop due to internal circuit.
Z type 24 VDC: –7% to +10%
12 VDC: –4% to +10%
T type 24 VDC: –5% to +10%
12 VDC: –6% to +10%
∗2 Refer to page 140 for details.
Flow Rate Characteristics
Flow Rate Characteristics (When restrictor is fully open)
19
Valve model
SJ3A6-ll-l
Restrictor Flow Rate Characteristics
120
100
79
80
60
40
20
0
Release pressure port 1(P)
Vacuum pressure port 3/5(E)
Pilot X port
] ∗
3
2
the right angles to the main valve and armature in both energized and de-energized
states every once for each condition. (Value in the initial state)
direction and at the right angles to the main valve and armature in both energized and
de-energized states for each condition. (Value in the initial state)
Standard
With power-saving circuit
(Continuous duty type)
1(P) → 2(B)
Fluid passage
2(B) Port size C [dm
3
/(s·bar)]
b
M5
0.24
0.19
[Fluid passage: 1(P) → 2(B)]
Inlet pressure: 0.15 MPa
1
2
3
Number of restrictor rotations
3-position 3-port valve with restrictor
Air
0.25 to 0.7
–100 kPa to 0.7 ∗
1
0.25 to 0.7 ∗
2
–10 to 50 (No freezing)
3
Non-locking push type
Push-turn locking slotted type
Manual
Slotted locking type
External pilot/Pilot valve individual exhaust
Not required
Unrestricted
150/30
Dustproof
24 VDC, 12 VDC
±10% of rated voltage ∗
0.4
0.15 ∗
2
[Starting 0.4, Holding 0.15]
Diode
LED
2(B) → 3/5(E)
Cv
C [dm
3
/(s·bar)]
b
0.05
0.40
0.18
Inlet pressure: 0.7 MPa
Inlet pressure: 0.5 MPa
Inlet pressure: 0.3 MPa
4
5
1
Cv
0.10
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