Body Size: 20, Backflow: K (w/Backflow Function), Thread: N (NPT), Port Size: 02 (1/4), Options: EH (E+H), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: R (Right to Left), Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Series: 342 (VP300), Pilot Type: R (External Pilot), Pressure Specification: Standard (0.7MPa), Coil Specification: Standard, Voltage: 5 (24VDC), Electrical Entry: D (DIN Terminal w/Connector), Light & Surge Suppressor: Z (Light & Surge Suppressor), Manual Override: Non-locking Push Type, Port Size: 02 (1/4), Thread Type: Rc, Actuation Type: A (N.C., Normally Closed)

Series: 542 (VP500), Pilot Type: R (External Pilot), Pressure Specification: Standard (0.7MPa), Coil Specification: Standard, Voltage: 5 (24VDC), Electrical Entry: D (DIN Terminal w/Connector), Light & Surge Suppressor: U (Light & Surge Suppressor, Non-polar), Manual Override: Non-locking Push Type, Port Size: 02 (1/4), Thread Type: N (NPT), Actuation Type: A (N.C., Normally Closed)

Series: 544 (VP500), Pilot Type: R (External Pilot), Pressure Specification: Standard (0.7MPa), Coil Specification: Standard, Voltage: 5 (24VDC), Electrical Entry: D (DIN Terminal w/Connector), Light & Surge Suppressor: Z (Light & Surge Suppressor), Manual Override: Non-locking Push Type, Port Size: 02 (1/4), Thread Type: Rc, Actuation: A (N.C., Normally Closed)

Special Applications: 10-AR (Clean Series), Body Size: 20, Reverse Flow: No, Thread: N (NPT), Port Size: 02 [1/4 (Size 20, 25, 30, 40)], Accessory, Not Attached: G [Round Pressure Gauge w/o Limit Indicator (Size 20 to 60)], Option: RZ (R+Z)

Special Applications: 10- (Clean Room Compliant), Size: 30, Backflow Function: K (Backflow Function), Thread: N (NPT), Port Size: 02 (1/4), Accessory: BE1 (B+E1), Specifications: RY (R+Y), Pressure Unit: ZA (Digital Pressure Switch: w/Unit Coversion Function)

Special Applications: 10- (Clean Room Compliant), Size: 30, Backflow Function: K (Backflow Function), Thread: N (NPT), Port Size: 02 (1/4), Accessory: BE1 (B+E1), Specifications: 1RY (1+R+Y), Pressure Unit: ZA (Digital Pressure Switch: w/Unit Coversion Function)

Body Size: 2, Set Pressure: 2 (1.5 to 116 psi [0.01 to 0.8 MPa]), Exhaust Direction: 0 (Bottom Exhaust), Thread: F (G), Port Size: 02 (1/4), Option: BG (w/Bracket + Round Type Pressure Gauge), Semi-standard: R (Flow Direction: Right to Left)

Body Size: 2, Set Pressure: 2 (1.5 to 116 psi [0.01 to 0.8 MPa]), Exhaust Direction: 0 (Bottom Exhaust), Thread: F (G), Port Size: 02 (1/4), Option: B (w/Bracket), Semi-standard: R (Flow Direction: Right to Left)

Body Size: 2, Set Pressure: 0 (Body Size 1, 2: 0.73 to 29 psi [0.005 to 0.2 MPa]; Body Size 3: 1.5 to 29 psi [0.01 to 0.2 MPa]), Exhaust Direction: 0 (Bottom Exhaust), Thread: Rc, Port Size: 02 (1/4), Option: BG (w/Bracket + Round Type Pressure Gauge), Semi-standard: R (Flow Direction: Right to Left)

Body Size: 2, Set Pressure: 0 (Body Size 1, 2: 0.73 to 29 psi [0.005 to 0.2 MPa]; Body Size 3: 1.5 to 29 psi [0.01 to 0.2 MPa]), Exhaust Direction: 0 (Bottom Exhaust), Thread: Rc, Port Size: 02 (1/4), Option: B (w/Bracket), Semi-standard: R (Flow Direction: Right to Left)

Body Size: 2, Set Pressure: 1 (1.5 to 58 psi [0.01 to 0.4 MPa]), Exhaust Direction: 0 (Bottom Exhaust), Thread: Rc, Port Size: 02 (1/4), Option: B (w/Bracket), Semi-standard: R (Flow Direction: Right to Left)

Body Size: 2, Set Pressure: 2 (1.5 to 116 psi [0.01 to 0.8 MPa]), Exhaust Direction: 0 (Bottom Exhaust), Thread: F (G), Port Size: 02 (1/4), Option: H (w/Hexagon Panel Nut, for Panel Mount), Semi-standard: R (Flow Direction: Right to Left)

Body Size: 2, Set Pressure: 2 (1.5 to 116 psi [0.01 to 0.8 MPa]), Exhaust Direction: 0 (Bottom Exhaust), Thread: Rc, Port Size: 02 (1/4), Option: GH (Round Type Pressure Gauge + w/Hexagon Panel Nut, for Panel Mount), Semi-standard: R (Flow Direction: Right to Left)

Body Size: 2, Set Pressure: 2 (1.5 to 116 psi [0.01 to 0.8 MPa]), Exhaust Direction: 0 (Bottom Exhaust), Thread: Rc, Port Size: 02 (1/4), Option: H (w/Hexagon Panel Nut, for Panel Mount), Semi-standard: R (Flow Direction: Right to Left)

Body Size: 2, Set Pressure: 0 (Body Size 1, 2: 0.73 to 29 psi [0.005 to 0.2 MPa]; Body Size 3: 1.5 to 29 psi [0.01 to 0.2 MPa]), Exhaust Direction: 0 (Bottom Exhaust), Thread: F (G), Port Size: 02 (1/4), Option: B (w/Bracket), Semi-standard: R (Flow Direction: Right to Left)

Body Size: 2, Set Pressure: 2 (1.5 to 116 psi [0.01 to 0.8 MPa]), Exhaust Direction: 0 (Bottom Exhaust), Thread: Rc, Port Size: 02 (1/4), Option: BG (w/Bracket + Round Type Pressure Gauge), Semi-standard: R (Flow Direction: Right to Left)

Body Size: 2, Set Pressure: 2 (1.5 to 116 psi [0.01 to 0.8 MPa]), Exhaust Direction: 0 (Bottom Exhaust), Thread: Rc, Port Size: 02 (1/4), Option: B (w/Bracket), Semi-standard: R (Flow Direction: Right to Left)

Body Size: 2, Set Pressure: 1 (1.5 to 58 psi [0.01 to 0.4 MPa]), Exhaust Direction: 0 (Bottom Exhaust), Thread: Rc, Port Size: 02 (1/4), Option: BG (w/Bracket + Round Type Pressure Gauge), Semi-standard: R (Flow Direction: Right to Left)

Body Size: 2, Set Pressure: 0 (Body Size 1, 2: 0.73 to 29 psi [0.005 to 0.2 MPa]; Body Size 3: 1.5 to 29 psi [0.01 to 0.2 MPa]), Exhaust Direction: 0 (Bottom Exhaust), Thread: N (NPT), Port Size: 02 (1/4), Option: B (w/Bracket), Semi-standard: R (Flow Direction: Right to Left)