Body Size: 20, Backflow: w/o Backflow Function, Thread: N (NPT), Port Size: 02 (1/4), Options: w/o Mounting Option, Set Pressure: 0.05 to 0.85 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), Made to Order: X406 (0.4 MPa Setting)
Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: w/o Bracket; w/o Auto Drain, Semi-Standard 1: R (Flow Direction Right to Left), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F), Made to Order: X2141 (w/Element Service Indicator)
Body Size: 25, Thread: N (NPT), Port Size: 02 (1/4), Option: Standard, Attachment: V (3-Port Valve for Residual Pressure Release; Mounting: AF+AR+V), Semi-Standard 1: Standard, Semi-Standard 2: RZ (R + Z)
Body Size: 2000, Port Thread: N (NPT), Port Size: 02 (1/4), Option: None, Voltage: 5 (24 VDC), Electrical Entry: KO (M12 Connector w/o Connector), Surge Suppressor: Z (with Light/Surge Voltage Suppressor), Flow Direction, Pressure Unit: RZ (Flow Direction: Right to Left; Name Plate and Pressure Gauge in Imperial Units)
Body Size: 2000, Thread: N (NPT), Port Size: 02 (1/4), Option: None, Voltage: 5 (24 VDC), Lead Wire: Y (Type Y, DIN Terminal w/Connector), Surge Suppressor: None, Manual Override: B (Push-turn Locking Slotted Type), Flow Direction/Pressure Unit: RZ (Flow Direction: Right to Left; Name Plate and Pressure Gauge in Imperial Units)
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: H (w/Hexagon Panel Nut, for Panel Mount), Semi-standard: RZ (Flow Direction: Right to Left + Name Plate & Pressure Gauge in Imperial Units: psi)
Body Size: 2, Set Pressure: 1 (1.5 to 58 psi [0.01 to 0.4 MPa]), Exhaust Direction: 0 (Bottom Exhaust), Thread: N (NPT), Port Size: 02 (1/4), Option: BG (w/Bracket + Round Type Pressure Gauge), Semi-standard: RZ (Flow Direction: Right to Left + Name Plate & Pressure Gauge in Imperial Units: psi)
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: G (Round Type Pressure Gauge), Semi-standard: RZ (Flow Direction: Right to Left + Name Plate & Pressure Gauge in Imperial Units: psi)
Body Size: 2, Set Pressure: 1 (1.5 to 58 psi [0.01 to 0.4 MPa]), Exhaust Direction: 0 (Bottom Exhaust), Thread: N (NPT), Port Size: 02 (1/4), Option: B (w/Bracket), Semi-standard: RZ (Flow Direction: Right to Left + Name Plate & Pressure Gauge in Imperial Units: psi)
Body Size: 20, Thread: N (NPT), Port: 02 (1/4), Option: C [Float Type Auto Drain (N.C.)], Attachment: V (Residual Pressure Relief 3 Port Valve), Semi-Standard 1: 3C (3 + C), Semi-Standard 2: RZ (R + Z)
Body Size: 30, Thread: N (NPT), Port Size: 03 (3/8), Option: B (Assembly of a Bracket & Set Nuts), Semi-Standard: RZ (R + Z)
Body Size: 40, Thread: N (NPT), Port Size: 04 (1/2), Option: G (For Sizes 20, 25, 30, 40: Round Pressure Gauge w/Limit Indicator; For Size 10 Round Pressure Gauge w/o Limit Indicator), Semi-Standard: RZ (R + Z)
Body Size: 30, Thread: N (NPT), Port Size: 02 (1/4), Option: B (Assembly of a Bracket and Set Nuts), Semi-Standard 1: 2 (Metal Bowl), Semi-Standard 2: RZ (R + Z)
Body Size: 30, Thread: N (NPT), Port Size: 03 (3/8), Option: B (Assembly of a Bracket and Set Nuts), Semi-Standard 1: 2 (Metal Bowl), Semi-Standard 2: RZ (R + Z)
Body Size: 30, Thread: N (NPT), Port Size: 03 (3/8), Option: G (For Sizes 10, 20, 30, 40 Round Type Pressure Gauge w/Limit Indicator; For For Size 10: Round Type Pressure Gauge w/o Limit Indicator ), Semi-Standard 1: 8 (Metal Bowl w/Level Gauge), Semi-Standard 2: RZ (R + Z)
Body Size: 40, Thread: N (NPT), Port Size: 02 (1/4), Handle/Bonnet Material: B (Aluminum), Options: None, Semi-Standard: RZ (Flow Direction: Right to Left + psi as Unit Displayed on Label), Made to Order: X1 (Body: Red)
Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: B (Assembly of a Bracket & Set Nuts), Semi-Standard: RZ (R + Z)
Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: B (Assembly of a Bracket and Set Nuts), Semi-Standard 1: 2 (Metal Bowl), Semi-Standard 2: RZ (R + Z)
Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: BG (B + G), Semi-Standard 1: C (Bowl Guard), Semi-Standard 2: RZ (R + Z)
Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: BC (B + C), Semi-Standard 1: Standard, Semi-Standard 2: RZ (R + Z)