INFORMATION Series SY3/5 Plug-in Only for External Pilot Vacuum Release Valve with Vacuum suction and release can be controlled with a single valve! PE Pilot EH port Flow rate adjustment of release air Prevents workpiece blow-off. <Manual operation> External pilot port Release pressure port 3/5(E) Vacuum pressure port LCan be mounted on the same manifold with the standard valve. * When the individual EH spacer is used. LMountable manifolds Side ported Bottom ported Top ported Connector connecting base Type 1 Type 11 Type 12 Metal base Type 5 Type 52 Series SY 3 * External pilot specification 14-E626
Plug-in Vacuum Release Valve with Series SY 3 Common Specifications Valve Specifications Valve construction 3-position 3-port valve with restrictor Seal Rubber seal Fluid Air Type of actuation Normally closed Release pressure port to.6 Operating pressure Vacuum pressure port, 3/5(E) 1 kpa to.7 Note 1) range [MPa] Pilot port Release pressure +.1 or more (Min..25) to.7 operation Manual Note 1) Can be used with positive pressure to suit the application. Note 2) Other specifications are common to the valve specifications in the WEB catalog or the Best Pneumatics No. 1. Note 3) Quick response type is not available. Weight Symbol Weight [g] SY3AR 9 SY3A3R Weight [g] SY5AR 94 SY5A3R Port size port Weight [g] C4 91 C6 93 Port size port Weight [g] C4 118 C6 115 C8 121 SOL.a SOL.b Response Time Release pressure port Vacuum pressure port Without light/surge With light/surge voltage suppressor voltage suppressor S/Z type R/U type SY3AlR 18 26 18 SY 27 32 27 * P =.1 MPa =.5 MPa Note 1) Manifold Flow-rate Characteristics Flow-rate Characteristics (When restrictor is fully open) qplug-in Metal Base Port size Valve flow-rate characteristics Manifold type 1, 3 2 1 2 (P B) 2 3 (B EB) (P, EB) (B) C [dm 3 /(s bar)] b C [dm 3 /(s bar)] b SS5Y3-5R (Side ported) 1/8 C6.7.24 1..16 SS5Y3-52R (Top ported) 1/8 C6 1..25 1.1.25 SS5Y5-5R (Side ported) 1/4 C8 1..3 2.3.1 SS5Y5-52R (Top ported) 1/4 C8 1.4.16 2.4.14 wplug-in Connector Connecting Base Port size Valve flow-rate characteristics Manifold type 1, 3 2 1 2 (P B) 2 3 (B EB) (P, EB) (B) C [dm 3 /(s bar)] b C [dm 3 /(s bar)] b SS5Y3-1R (Side ported) C8 C6.7.36 1.2.22 SS5Y3-12R (Top ported) C8 C6 1..26 1.2.2 SS5Y5-1R (Side ported) C1 C8 1..2 2.9.17 SS5Y5-11R (Bottom ported) C1 C8 1..3 3.3.24 SS5Y5-12R (Top ported) C1 C8 1.4.15 2.6.24 * Calculation of effective area S and sonic conductance C: S = 5. x C Note 1) The value is for manifold base with 5 stations. 1
Plug-in Vacuum Release Valve with Series SY 3 Flow-rate Characteristics [Fluid passage: ] SY3AR SY5AR 5 5 4 3 2 1.3 MPa.15 MPa.6 MPa.45 MPa 4 3 2 1.3 MPa.15 MPa.6 MPa.45 MPa 1 2 3 4 5 6 1 2 3 4 5 6 SY3A3R-C4 SY5A3R-C4 5 5 4 3 2 1.3 MPa.15 MPa.6 MPa.45 MPa 4 3 2 1.3 MPa.15 MPa.6 MPa.45 MPa 1 2 3 4 5 6 1 2 3 4 5 6 SY3A3R-C6 SY5A3R-C6 5 5 4 3 2 1.3 MPa.15 MPa.6 MPa.45 MPa 4 3 2 1.3 MPa.15 MPa.6 MPa.45 MPa 1 2 3 4 5 6 1 2 3 4 5 6 SY5A3R-C8 5 4 3 2 1.3 MPa.15 MPa.6 MPa.45 MPa 1 2 3 4 5 6 2
Plug-in Vacuum Release Valve with Series SY 3 Connector connecting base Mountable manifolds SS5Y 3 5-1/11/12 type manifold [External pilot] Metal base SS5Y 3 5-5/52 type manifold For details about How to Order Manifold, refer to the WEB catalog or the Best Pneumatics No. 1. How to Order (With mounting screw) Side ported/bottom ported SY 3 A R 5 1 Top ported SY 3 A 3 R 5 1 C6 Series 3 SY3 5 SY5 Nil T R Pilot type External pilot Coil type Standard With power saving circuit (Continuous duty type) * Be sure to select with power saving circuit when the solenoid valve will be energized continuously for long period. * Note the specified energizing time when power saving circuit is selected. Refer to the WEB catalog or the Best Pneumatics No. 1 for details. Light/surge voltage suppressor and common specification Surge voltage Symbol With light suppressor Nil R U V S V Z V Rated voltage 5 24 VDC 6 12 VDC Common specification Non-polar Positive common NS Negative NZ V common * Only Z and NZ types are available for the product with power saving circuit. Nil B Type of mounting screw Round head combination screw Hexagon socket head cap screw * When ordering a valve individually, the base gasket is not included. Since the base gasket is attached to the manifold, please order the base gasket separately if it is needed for maintenance service. Refer to the WEB catalog or the Best Pneumatics No.1 for part numbers of the base gasket and mounting screw. * B and H cannot be selected for the individual SUP/EH spacer assembly or interface regulator. B port size One-touch fitting (Metric size) Symbol B port SY3 SY5 C4 One-touch fitting for ø4 V V C6 One-touch fitting for ø6 V V C8 One-touch fitting for ø8 V One-touch fitting (Inch size) Symbol B port SY3 SY5 N3 One-touch fitting for ø5/32" V V N7 One-touch fitting for ø1/4" V V N9 One-touch fitting for ø5/16" V * When selecting the port size for each station, specify on a manifold specification sheet separately. Note) When mounting on the manifold base or subplate, the A port is plugged. When a manifold base or sub-plate is ordered separately, mount a plug on the A port. Nil: Non-locking push type D: Push-turn locking slotted type E: Push-turn locking lever type F: Slide locking type 3 Protective class class # (Mark: ) * Refer to the WEB catalog or the Best Pneumatics No. 1 for with the safety slide locking manual override.
Plug-in Vacuum Release Valve with Series SY 3 Circuit Example <Example 1: Only the vacuum release valve is used.> D side U side (Not use) Release pressure port Vacuum pressure port <Example 2: When the 2-position double solenoid valve is combined with the individual EH spacer.> D side Individual EH spacer U side (Release pressure port) (SY32) (SY32) Vacuum release valve with restrictor 2-position double solenoid valve Individual EH spacer 4(A) 4(A) 3/5(E') Vacuum pressure port 3/5(E') Vacuum pressure port 3/5(E') Vacuum pressure port <Example 3: When the 2-position double solenoid valve is combined with the individual EH block and blocking disk.> D side U side Individual EH block 2-position double solenoid valve (Release pressure port) Vacuum release valve with restrictor 2-position double solenoid valve (SY32) Individual ( EH block ) (SY32) 4(A) * For standard valve to be combined, both the internal pilot and external pilot can be selected. If the pressure drop may occur when the port releases the vacuum, use the external pilot type. 4(A) 3/5(E') Vacuum pressure port 4(A) 4
Series SY 3 Dimensions: SY3 Side ported SY3AR 83.2 51.1 26.8 12.9 31.8 9.4 (Light/surge voltage suppressor) 2 x ø2.1 (For manifold mounting) Push-turn locking slotted type: ( Press, then rotate it. ) 4(A): Blue : Yellow Tightening torque of needle valve lock nut should not exceed.3 N m. 1 1.2 62.3 (For F type) (For E type: 6.2) 56.6 28.4 3.1 52.5 (With needle fully open 55.7) B A Top ported SY3A3R 83.2 51.1 26.8 12.9 11 2.8 9.4 Tightening torque of needle valve lock nut should not exceed.3 N m. 1 1.2 62.3 (For F type) (For E type: 6.2) 56.6 28.4 3.1 43.8 52.5 (With needle fully open 55.7) B A (Light/surge voltage suppressor) 2 x ø2.1 (For manifold mounting) Push-turn locking slotted type: One-touch fitting ( Press, then rotate it. ) [ port] 4(A): Blue Applicable tubing O.D.: ø4, ø5/32" : Yellow : ø6, ø1/4" (3.2) 5
Plug-in Vacuum Release Valve with Series SY 3 Dimensions: SY5 Side ported Bottom ported SY5AR (Light/surge voltage suppressor) 13.4 71.3 39.8 17.5 44.7 12.6 15 1.3 Push-turn locking slotted type: Press, then rotate it. 4(A): Blue : Yellow 2 x ø3.2 (For manifold mounting) 1.3 15 62.3 (For F type) (For E type: 6.2) 56.6 27.6 3.1 53.3 (With needle fully open 56.5) B A Tightening torque of needle valve lock nut should not exceed.3 N m. Top ported SY5A3R (Light/surge voltage suppressor) 13.4 71.3 39.8 14.5 3.2 17.5 62.3 (For F type) (For E type: 6.2) 1.3 56.6 12.6 15 2 x ø3.2 (For manifold mounting) 27.6 3.1 45.5 53.3 (With needle fully open 56.5) B A Push-turn locking slotted type: Press, then rotate it. 4(A): Blue : Yellow Tightening torque of needle valve lock nut should not exceed.3 N m. One-touch fitting [ port] Applicable tubing O.D.: ø4, ø5/32" : ø6, ø1/4" : ø8, ø5/16" (4.9) 1.3 15 6
Safety Instructions Be sure to read Handling Precautions for SMC Products (M-E3-3) before using.