 
Body Size: 30, Back Flow: w/o Backflow, Thread: N (NPT), Port Size: 02 (1/4), Mounting Option: Without Mounting, Float Type Auto Drain Option: C (N.C. (Normally closed) Drain port is closed when pressure is not applied), Pressure Gauge/Switch Option: E3 (Output: PNP output, Electrical entry: Wiring bottom entry), Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: Polycarbonate Bowl, Bowl Guard
Body Size: 20, Thread: NPT, Port: 1/4, Option: C + E3, Attachment: Residual Pressure Relief 3 Port Valve, Semi-Standard 1: Standard, Semi-Standard 2: Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F
Body Size: 20, Thread: N (NPT), Port: 02 (1/4), Option: CE3 (C + E3), Attachment: V (Residual Pressure Relief 3 Port Valve), Semi-Standard 1: Standard, Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)
Body Size: 20, Thread: NPT, Port: 1/4, Option: C + E3, Attachment: Residual Pressure Relief 3 Port Valve, Semi-Standard 1: Standard, Semi-Standard 2: Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F
Body Size: 20, Thread: N (NPT), Port: 02 (1/4), Option: CE3 (C + E3), Attachment: V (Residual Pressure Relief 3 Port Valve), Semi-Standard 1: Standard, Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)
Size: 3/8, Reverse Flow Function: Backflow Mechanism, Thread: NPT, Port Size: 1/4, Accessory 1: C [Float Style Auto Drain (N.C.)], Accessory 2: Digital Pressure Switch PNP Output/Electrical Entry:Wiring Bottom Entry, Option 1: None, Option 2: None, Option 3: Z Name Plate & Caution Plate for Bowl in Imperial Units, PSI °F
Body Size: -, Thread: -, Port: -, Option: -, Attachment: -, Semi-Standard 1: -, Semi-Standard 2: -
Body Size: 20, Back Flow: K (w/Backflow), Thread: N (NPT), Port Size: 02 (1/4), Options: CE3 (C+E3), Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: Polycarbonate Bowl, Bowl Guard: None, Drain Port: w/Drain Cock, Exhaust Mechanism: Relieving Type, Flow Direction: Flow Direction: Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units: ZA (Digital Pressure Switch w/Unit Selection Function
Body Size: 20, Thread: N (NPT), Port: 02 (1/4), Option: CE3 (C + E3), Attachment: Standard, Semi-Standard 1: C (Bowl Guard), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)
Body Size: 20, Thread: NPT, Port: 1/4, Option: C + E3, Attachment: Standard, Semi-Standard 1: Bowl Guard, Semi-Standard 2: Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F
Body Size: 20, Back Flow: w/o Backflow, Thread: N (NPT), Port Size: 02 (1/4), Options: CE3 (C+E3), Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: 2 (Metal Bowl), Bowl Guard: None, Drain Port: w/Drain Cock, Exhaust Mechanism: Relieving Type, Flow Direction: R (Flow Direction: Right to Left), Drain Cock w/Barb Fitting: None, Pressure Units: Z [Product: psi, °C; Pressure Gauge: psi (and MPa)
Body Size: 20, Back Flow: K (w/Backflow), Thread: N (NPT), Port Size: 02 (1/4), Options: CE3 (C+E3), Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: Polycarbonate Bowl, Bowl Guard: C (w/Bowl Guard), Drain Port: w/Drain Cock, Exhaust Mechanism: Relieving Type, Flow Direction: R (Flow Direction: Right to Left), Drain Cock w/Barb Fitting: None, Pressure Units: ZA (Digital Pressure Switch w/Unit
Body Size: 20, Back Flow: w/o Backflow, Thread: N (NPT), Port Size: 02 (1/4), Options: CE3 (C+E3), 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: 20, Back Flow: K (w/Backflow), Thread: N (NPT), Port Size: 02 (1/4), Options: CE3 (C+E3), Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: 2 (Metal Bowl), Bowl Guard: None, Drain Port: w/Drain Cock, Exhaust Mechanism: Relieving Type, Flow Direction: R (Flow Direction: Right to Left), Drain Cock w/Barb Fitting: None, Pressure Units: Z [Product: psi, °C; Pressure Gauge: psi (and MPa
Body Size: 20, Back Flow: K (w/Backflow), Thread: N (NPT), Port Size: 02 (1/4), Options: CE3 (C+E3), Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: 2 (Metal Bowl), Bowl Guard: None, 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: psi (and MPa)]
Body Size: 20, Back Flow: w/o Backflow, Thread: NPT, Port Size: 1/4, Options: C+E3, Set Pressure: 0.02 to 0.2 MPa Setting, Bowl: Polycarbonate Bowl, Bowl Guard: 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: psi (and MPa)], Made
Body Size: 20, Back Flow: w/o Backflow, Thread: NPT, Port Size: 1/4, Options: C+E3, Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: Metal Bowl, Bowl Guard: None, 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: psi (and MPa)], Made to Order: -
Body Size: 20, Back Flow: w/Backflow, Thread: NPT, Port Size: 1/4, Options: C+E3, Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: Metal Bowl, Bowl Guard: None, Drain Port: w/Drain Cock, Exhaust Mechanism: Relieving Type, Flow Direction: Flow Direction: Right to Left, Drain Cock w/Barb Fitting: None, Pressure Units: Z [Product: psi, °C; Pressure Gauge: psi (and MPa)], Made to Order: -
Body Size: 20, Back Flow: w/Backflow, Thread: NPT, Port Size: 1/4, Options: C+E3, Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: Metal Bowl, Bowl Guard: None, 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: psi (and MPa)], Made to Order: -
Body Size: 20, Back Flow: w/Backflow, Thread: NPT, Port Size: 1/4, Options: C+E3, Set Pressure: 0.05 to 0.85 MPa Setting, Bowl: Polycarbonate Bowl, Bowl Guard: None, Drain Port: w/Drain Cock, Exhaust Mechanism: Relieving Type, Flow Direction: Flow Direction: Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units: Digital Pressure Switch w/Unit Selection Function, Made to Order: -