Size: 20 (1/8), Reverse Flow Function: Regulator, Standard, Thread: N (NPT), Port Size: 02 (1/4), Accessory 1: None, Pressure Gauge Angle: G4 (270°), Accessory 2: None, Option: 1NZ (Combination of 1, N & Z), B: B

Size: 20 (1/8), Reverse Flow Function: K (Regulator w/Backflow Mechanism), Thread: N (NPT), Port Size: 01 (1/8), Accessory 1: None, Pressure Gauge Angle: G1 (0°), Accessory 2: H (Set Nut), Option: 1NYZ (Combination of 1 + N + Y + Z), B: B

Size: 20 (1/8), Reverse Flow Function: K (Regulator w/Backflow Mechanism), Thread: N (NPT), Port Size: 01 (1/8), Accessory 1: None, Pressure Gauge Angle: G1 (0°), Accessory 2: None, Option: 1NYZ (Combination of 1 + N + Y + Z), B: B

Size: 20 (1/8), Reverse Flow Function: Regulator, Standard, Thread: N (NPT), Port Size: 01 (1/8), Accessory 1: None, Pressure Gauge Angle: G1 (0°), Accessory 2: None, Option: 1NYZ (Combination of 1 + N + Y + Z), B: B

Actuation: 2 (2 Position Double), Seal: 1 (Rubber Seal), Function: B+N, Coil Voltage: 5 (24VDC), Light & Surge Suppressor: Yes, Manual Override: B (Locking, Tool Required), Enclosure: Dust Protected, Sub-plate: 02 (1/4 Port Size), Thread: N (NPT)

Model: 50 (Side Ported), SI Unit Common Specs: N (Negative Common), Wiring Specification: All Double Wiring, Valve Stations: 8 Stations, P, E Port Location: B (Both Sides), A, B Port - Thread Piping: 02 (1/4), Thread: N (NPT), Mounting: D (DIN Rail Mounting, w/DIN Rail)

Model: 50 (Side Ported), SI Unit Common Specs: N (Negative Common), Wiring Specification: All Double Wiring, Valve Stations: 8 Stations, P, E Port Location: B (Both Sides), A, B Port - Thread Piping: 02 (1/4), Thread: N (NPT)

Model: 50 (Side Ported), SI Unit Common Specs: N (Negative Common), Wiring Specification: All Double Wiring, Valve Stations: 5 Stations, P, E Port Location: B (Both Sides), A, B Port - Thread Piping: 01 (1/8), Thread: N (NPT)

Model: 50 (Side Ported), SI Unit Common Specs: N (Negative Common), Wiring Specification: All Double Wiring, Valve Stations: 5 Stations, P, E Port Location: B (Both Sides), A, B Port - Thread Piping: 01 (1/8), Thread: N (NPT), Mounting: D0 (DIN Rail Mounting w/o DIN Rail)

Model: 50 (Side Ported), SI Unit Common Specs: N (Negative Common), Wiring Specification: All Double Wiring, Valve Stations: 5 Stations, P, E Port Location: B (Both Sides), A,B Port - Thread Piping: C6 (ø6 One-touch Fitting, Fixed), Thread: N (NPT)

Model: 50 (Side Ported), SI Unit Common Specs: N (Negative Common), Wiring Specification: All Double Wiring, Valve Stations: 8 Stations, P, E Port Location: B (Both Sides), A,B Port - Thread Piping: KN7 (ø1/4" One-touch Fitting, Replaceable), Thread: N (NPT)

Model: 50 (Side Ported), SI Unit Common Specs: N (Negative Common), Wiring Specification: All Double Wiring, Valve Stations: 8 Stations, P, E Port Location: B (Both Sides), A,B Port - Thread Piping: KN7 (ø1/4" One-touch Fitting, Replaceable), Thread: N (NPT), Mounting: D0 (DIN Rail Mounting w/o DIN Rail)

Model: 50 (Side Ported), SI Unit Common Specs: N (Negative Common), Wiring Specification: All Double Wiring, Valve Stations: 8 Stations, P, E Port Location: B (Both Sides), A,B Port - Thread Piping: N7 (ø1/4" One-touch Fitting, Fixed), Thread: N (NPT)

Model: 50 (Side Ported), SI Unit Common Specs: N (Negative Common), Wiring Specification: S (All Single Wiring), Valve Stations: 3 Stations, P, E Port Location: B (Both Sides), A,B Port - Thread Piping: KN3 (ø5/32" One-touch Fitting, Replaceable), Thread: N (NPT)

Enclosure: W (IP67), SI Unit: N (for PROFIBUS DP), End Plate Type: 2 (Power Supply with M12 Connector, Max. Supplied Current 2 A), SI Unit Common: N (Negative Common), I/O Unit Stations: 1 Station, Valve Stations: 6 Stations, P, E Port Location: B (Both Sides), SUP/EXH Block Assy: Internal Pilot, A, B Port Size: C4 (ø4 One-touch Fitting), Mounting: D (DIN Rail Mounting, w/DIN Rail)

Enclosure: W (IP67), SI Unit: N (for PROFIBUS DP), End Plate Type: 2 (Power Supply with M12 Connector, Max. Supplied Current 2 A), SI Unit Common: N (Negative Common), I/O Unit Stations: 3 Stations, Valve Stations: 3 Stations, P, E Port Location: B (Both Sides), SUP/EXH Block Assy: Internal Pilot, A, B Port Size: C4 (ø4 One-touch Fitting), Mounting: D (DIN Rail Mounting, w/DIN Rail)

Enclosure: IP40, SI Unit: N (for PROFIBUS DP), End Plate Type: 2 (Power Supply with M12 Connector, Max. Supplied Current 2 A), SI Unit Common: N (Negative Common), I/O Unit Stations: None, Valve Stations: 16 Stations, P, E Port Location: B (Both Sides), SUP/EXH Block Assy: Internal Pilot, A, B Port Size: N3 (5/32" One-touch Fitting)

Enclosure: IP40, SI Unit: N (for PROFIBUS DP), End Plate Type: 2 (Power Supply with M12 Connector, Max. Supplied Current 2 A), SI Unit Common: N (Negative Common), I/O Unit Stations: None, Valve Stations: 16 Stations, P, E Port Location: B (Both Sides), SUP/EXH Block Assy: Internal Pilot, A, B Port Size: N1 (1/8" One-touch Fitting), Mounting: D (DIN Rail Mounting, w/DIN Rail)

Enclosure: W (IP67), SI Unit: N (for PROFIBUS DP), End Plate Type: 2 (Power Supply with M12 Connector, Max. Supplied Current 2 A), SI Unit Common: N (Negative Common), I/O Unit Stations: None, Valve Stations: 8 Stations, P, E Port Location: B (Both Sides), SUP/EXH Block Assy: S (Internal Pilot, Built-in Silencer), A, B Port Size: C6 (ø6 One-touch Fitting)

Supplied Current 2 A), SI Unit Common: N (Negative Common), I/O Unit Stations: None, Valve Stations: 12 Stations, P, E Port Location: B (Both Sides), SUP/EXH Block Assy: S (Internal Pilot, Built-in Silencer), A, B Port Size: C6 (ø6 One-touch Fitting), Mounting: D (DIN Rail Mounting, w/DIN Rail)