Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: B (Assembly of a Bracket and Set Nuts), Semi-Standard 1: C (Bowl Guard), Semi-Standard 2: Z (NPT Porting requires Z, Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)
Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: BC (B + C), Semi-Standard 1: C (Bowl Guard), 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: 20, Thread: Rc, Port Size: 02 (1/4), Option: B (Bracket), Semi-Standard 1: 2 (Metal Bowl), Semi-Standard 2: Standard
Body Size: 30, Thread: Rc, Port Size: 02 (1/4), Option: B (Bracket), Semi-Standard 1: C (Bowl Guard), Semi-Standard 2: Standard
Body Size: 20, Backflow: K (w/Backflow Function), Thread: N (NPT), Port Size: 02 (1/4), Options: BE3 (B+E3), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)
Body Size: 25, Thread: N (NPT), Port Size: 02 (1/4), Option: B (Assembly of a Bracket & Set Nuts), Semi-Standard: 1NZ (1 + N + Z)
Body Size: 25, Backflow: K (w/Backflow Function), Thread: N (NPT), Port Size: 02 (1/4), Options: B (w/Bracket), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: N (Non-relieving Type), Flow Direction: R (Right to Left), Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)
Body Size: 30, Backflow: K (w/Backflow Function), Thread: N (NPT), Port Size: 02 (1/4), Options: BG (B+G), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)
Body Size: 30, Thread: N (NPT), Port Size: 02 (1/4), Option: BG (B + G), Semi-Standard: 1Z (1 + Z)
Body Size: 20, Back Flow: K (w/Backflow), Thread: N (NPT), Port Size: 02 (1/4), Options: BG (B+G), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Bowl: Polycarbonate Bowl, Bowl Guard: C (w/Bowl Guard), Drain Port: w/Drain Cock, Exhaust Mechanism: Relieving Type, Flow Direction: Flow Direction: Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units: Z [Product: psi, °C; Pressure Gauge
Body Size: 40, Thread: N (NPT), Port Size: 02 (1/4), Option: BDG (B + D + G), Semi-Standard 1: 2 (Metal Bowl), Semi-Standard 2: Z (NPT Porting requires Z, Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)
Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: BG (B + G), Semi-Standard 1: CJ (C + J), Semi-Standard 2: Z (NPT Porting requires Z, Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)
Base Mounted Wiring: 01FU1 (Plug-in w/D-sub Connector, U Side Mtg), Stations: 3 Stations, Passage: 1 [P(SUP): Common, E(EXH): Common, Port A,B(CYL): Side], Port Size: 02 (1/4)