Size: 1 (Body Ported), Operation: 1 (Solenoid Style), Port Size: 02 (1/4), Thread: N (NPT), Voltage: 5 (24VDC), Lead Wire: D (DIN Terminal), Surge Suppressor: Z [Light & Surge Voltage Suppressor (Except Grommet)], Option: G (Pressure Gauge)

Body Size: 20A, Thread: N (NPT), Port Size: 02 (1/4), Option: M (Round Type Pressure Gauge w/Color Zone), Attachment: V (3-Port Valve for Residual Pressure Release), Semi-Standard 1: 1 (0.02 to 0.2MPa Setting), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Body Size: 40, Thread: N (NPT), Port: 04 (1/2), Option: G (Round Pressure Gauge w/Limit Indicator), Attachment: V (Residual Pressure Relief 3 Port Valve), Semi-Standard 1: 12 (1 + 2), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)

Body Size: 40, Thread: N (NPT), Port: 04 (1/2), Option: G (Round Pressure Gauge w/Limit Indicator), Attachment: V (Residual Pressure Relief 3 Port Valve), Semi-Standard 1: 12 (1 + 2), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)

Body Size: 1, Set Pressure: 0 (0.02 to 0.2 MPa), Exhaust Direction: 0 (Bottom Exhaust), Thread: N (NPT), Port Size: 01 (1/8), Option: ED (NPN Open Collector, 1 Output + Analog Current Output), Semi-standard: Z (Name Plate & Pressure Gauge in Imperial Units: psi)

Body Size: 20, Backflow: K (w/Backflow Function), Thread: N (NPT), IN Port Size: 02 (1/4), OUT Port Size: 02 (1/4), Options: G (Round Pressure Gauge w/Limit Indicator), Set Pressure: 1 (0.02 to 0.2 MPa Setting, Exhaust Mechanism: Relieving Type, Knob: Downward, Pressure Unit: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Size: 20 (1/8), Reverse Flow Function: K (Regulator w/Backflow Mechanism), Thread: N (NPT), Port Size: 02 (1/4), Accessory 1: None, Pressure Gauge Angle: G2 (90°), Accessory 2: None, Option: YZ (Combination of Y + Z), B: B

Size: 20 (1/8), Reverse Flow Function: K (Regulator w/Backflow Mechanism), Thread: N (NPT), Port Size: 02 (1/4), Accessory 1: B (Bracket), Pressure Gauge Angle: G2 (90°), Accessory 2: None, Option: YZ (Combination of Y + Z), B: B

Body Size: 30, Back Flow: w/o Backflow, Thread: N (NPT), Port Size: 02 (1/4), Options: BG (B+G), Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: Polycarbonate Bowl, Bowl Guard: None, Drain Port: J (Body Size 20: 1/8; Body Size 30 & 40: 1/4), Exhaust Mechanism: Relieving Type, Flow Direction: Flow Direction: Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units: Z [Product: psi, °C

Body Size: 40A, Thread: N (NPT), Port Size: 04 (1/2), Option: Standard, Attachment: Standard, Semi-Standard 1: 13 ( 1 + 3), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Body Size: 30, Thread: N (NPT), Port: 03 (3/8), Option: G (Round Pressure Gauge w/Limit Indicator), Attachment: Standard, Semi-Standard 1: J (Drain Guide 1/8: Size 20; Drain Guide 1/4: Sizes 25, 30, 40, 50, 55, 60), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)

Body Size: 40, Back Flow: w/o Backflow, Thread: N (NPT), Port Size: 04 (1/2), Options: G (Round Type Pressure Gauge, w/Limit Indicator), Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: Polycarbonate Bowl, Bowl Guard: None, Drain Port: J (Body Size 20: 1/8; Body Size 30 & 40: 1/4), Exhaust Mechanism: Relieving Type, Flow Direction: R (Flow Direction: Right to Left), Drain Cock w/Barb Fitting

Body Size: 20, Back Flow: w/o Backflow, Thread: N (NPT), Port Size: 02 (1/4), Options: w/o Mounting Option, Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: Polycarbonate Bowl, Bowl Guard: None, Drain Port: J (Body Size 20: 1/8; Body Size 30 & 40: 1/4), Exhaust Mechanism: Relieving Type, Flow Direction: Flow Direction: Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units: Z [Product