This is a legacy product, and replaced bySQ1231DN-51-C4-Q, http://smcpneumatics.com/assets/images/pdf/ar.pdf

8)C4 (One-touch fitting for ?4) C6 (One-touch fitting for ?6)2 to 10 stations: W = 22n + 11811 to 20 stations: W = 22n + 140

Stacking manifold, DIN rail mounted, D-sub connector, plug-in type, Base mounted manifold, Valve stations:  02 to 10 as standard (11 to 20 requires manifold spec form), One-touch fittings:  C4, C6, C8, N3, N7, N9, MFLD ASSY, 7-STA, VALVE, SS5Y5 MANIFOLD SY5000, UM, SS5Y5 BUILT IN FITTING 1.433 lb, 1.433 lb

Series: SS5Y3 (SY3000 Manifold), Model: 10S6 (Side-Ported, Serial Interface, EX600), SI Unit: EB (EtherNet/IPâ„¢, IO-Link Unit), SI Unit Common, End Plate: 4 (Negative Common, M12 Connector), I/O Unit Stations: None, Valve Stations: 8 Stations, P,E Port, SUP/EXH Assembly: B (Port Location Both Sides, Internal Pilot), A,B Port Size: C4 (ø4 One-touch Fitting), Mounting: D (DIN Rail Mounting

Series: SS5Y3 (SY3000 Manifold), Model: 10S6 (Side-Ported, Serial Interface, EX600), SI Unit: EB (EtherNet/IPâ„¢, IO-Link Unit), SI Unit Common, End Plate: 5 (Negative Common, 7/8" Connector), I/O Unit Stations: None, Valve Stations: 8 Stations, P,E Port, SUP/EXH Assembly: B (Port Location Both Sides, Internal Pilot), A,B Port Size: C4 (ø4 One-touch Fitting), Mounting: D (DIN Rail Mounting

Model: 50 (Side Ported), Connector Type: F (D-sub Connector, 25 Pins), Connector Entry Direction: 2 (Lateral), Wiring Specification: All Double Wiring, Valve Stations: 12 Stations, P,E Port Location: D Side, A,B Port Size: C4 (ø4 One-touch Fitting, Fixed), Thread: N (NPT), Mounting: D (DIN Rail Mounting w/DIN Rail)

Type of Actuation: 2 (2 Position Double), Manifold Type: 20 (Body Ported Plug-in Integrated), Pilot: Internal Pilot, Specifications: T (Power Saver), Voltage: 5 (24VDC), Electrical Entry: LO (L Plug w/o Connector), Lead Wire Length: None, Surge Suppressor: Z (Light & Surge Suppressor), Manual Override: D (Push-turn Locking Slotted Style), A, B Port Size: C4 (Body Ported ø4 One-touch Fiitting

Type of Actuation: 2 (2 Position Double), Manifold Type: 20 (Body Ported Plug-in Integrated), Pilot: Internal Pilot, Specifications: Standard, Voltage: 5 (24VDC), Electrical Entry: MO (M Plug w/o Connector), Lead Wire Length: None, Surge Suppressor: None, Manual Override: Non-locking Push Style, A, B Port Size: C4 (Body Ported ø4 One-touch Fiitting)

Type: 10S (Side Ported), SI Unit Specification: EA (EtherNet/IPâ„¢ - 32 Outputs - Connector M12), SI Unit Output Polarity: N (Negative Common), Valve Stations: 7 Stations, P, E Port Location: B (Both Sides), SUP/EXH Block: Internal Pilot, A, B Port Size: C4 (ø4 One-touch Fitting), Mounting: AA (Direct Mounting, Name Plate w/Station Number)

Model: 10M (Side-Ported), Valve Stations: 2 Stations, P, E Port Location: U Side, SUP/EXH Block: Internal Pilot, A,B Port Size: C4 (ø4 One-touch Fitting), Mounting: D (DIN Rail Mounting w/o Name Plate)

Flow Rate Range: 10 [0.2 to 10 (5 for CO2) â„“/min], Flow Adjustment Valve: None, Port Size: C4 [ø4 (5/32") One-touch Fitting], Piping Entry Direction: Straight, Output Specification: 2 [Analog Output (4 to 20 mA)], Instruction Manual: With Instruction Manual, Calibration Certificate: None, Connector: W [Lead Wire w/Connector (2m) + Rubber Cover]

Pilot, Back Pressure Check Valve: None, Coil Specification: Standard, Type: Plug-in, Rated Voltage: 5 (24V DC; Use 24 V DC for EX180, EX510, and PC Wiring), Common Specifications: N (Negative Common), Connector Entry: C (Dedicated for Centralized Wiring), Light, Surge Suppressor: Z (Light/Surge Suppressor, Polar Type), Switch: None, Manual Override: Non-locking Push Type, A,B Port Size: C4

Stations: 8 Stations, Cylinder Port Size: C4 (ø4 One-touch Fitting), Kit Type: SD60 (w/o SI Unit)

Flow Rate Range: 10 [0.2 to 10 (5 for CO2) â„“/min], Flow Adjustment Valve: None, Port Size: C4 [ø4 (5/32") One-touch Fitting], Piping Entry Direction: Straight, Output Specification: 2 [Analog Output (4 to 20 mA)], Instruction Manual: With Instruction Manual, Calibration Certificate: None, Connector: Z (w/o Lead Wire w/Connector)

Series: SS5Y3 (SY3000 Manifold), Model: 10S6 (Side-Ported, Serial Interface, EX600), SI Unit: WE (EtherNet/IPâ„¢, Compatible Wirless Base Unit), SI Unit Common, End Plate: 4 (Negative Common, M12 Connector), I/O Unit Stations: None, Valve Stations: 8 Stations, P,E Port, SUP/EXH Assembly: B (Port Location Both Sides, Internal Pilot), A,B Port Size: C4 (ø4 One-touch Fitting)

Series: SS5Y3 (SY3000 Manifold), Model: 10S6 (Side-Ported, Serial Interface, EX600), SI Unit: WE (EtherNet/IPâ„¢, Compatible Wirless Base Unit), SI Unit Common, End Plate: 4 (Negative Common, M12 Connector), I/O Unit Stations: None, Valve Stations: 8 Stations, P,E Port, SUP/EXH Assembly: F (Port Location Both Sides, Internal Pilot, Built-in Silencer), A,B Port Size: C4 (ø4 One-touch Fitting

Series: SS5Y3 (SY3000 Manifold), Model: 10S6 (Side-Ported, Serial Interface, EX600), SI Unit: WS (Wireless Remote Unit), SI Unit Common, End Plate: w/o SI Unit, I/O Unit Stations: 9 Stations, Valve Stations: 10 Stations, P,E Port, SUP/EXH Assembly: F (Port Location Both Sides, Internal Pilot, Built-in Silencer), A,B Port Size: C4 (ø4 One-touch Fitting)

Series: SS5Y3 (SY3000 Manifold), Model: 10S6 (Side-Ported, Serial Interface, EX600), SI Unit: WS (Wireless Remote Unit), SI Unit Common, End Plate: 2 (Positive Common, M12 Connector), I/O Unit Stations: None, Valve Stations: 8 Stations, P,E Port, SUP/EXH Assembly: F (Port Location Both Sides, Internal Pilot, Built-in Silencer), A,B Port Size: C4 (ø4 One-touch Fitting)

Series: SS5Y3 (SY3000 Manifold), Model: 10S6 (Side-Ported, Serial Interface, EX600), SI Unit: WS (Wireless Remote Unit), SI Unit Common, End Plate: w/o SI Unit, I/O Unit Stations: 9 Stations, Valve Stations: 8 Stations, P,E Port, SUP/EXH Assembly: F (Port Location Both Sides, Internal Pilot, Built-in Silencer), A,B Port Size: C4 (ø4 One-touch Fitting)

Series: SS5Y3 (SY3000 Manifold), Model: 10S6 (Side-Ported, Serial Interface, EX600), SI Unit: WS (Wireless Remote Unit), SI Unit Common, End Plate: 2 (Positive Common, M12 Connector), I/O Unit Stations: None, Valve Stations: 10 Stations, P,E Port, SUP/EXH Assembly: F (Port Location Both Sides, Internal Pilot, Built-in Silencer), A,B Port Size: C4 (ø4 One-touch Fitting)