Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units: Product: MPa, °C; Pressure Gauge: MPa, D: D

Body Size: 20, Thread: N (NPT), Port: 02 (1/4), Option: Standard, Attachment: SV1 (S + V1), 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: N (NPT), Port: 02 (1/4), Option: G (Round Pressure Gauge w/Limit Indicator), Attachment: TV (T + V), Semi-Standard 1: 3C (3 + C), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)

Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: CG (C + G), Attachment: V1 (3-Port Valve for Residual Pressure Release; Mounting: V+AF+AR), Semi-Standard 1: Standard, Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Body Size: 30, Thread: Rc, Port: 02 (1/4), Option: C [Float Type Auto Drain (N.C.)], Attachment: V (Residual Pressure Relief 3 Port Valve), Semi-Standard 1: 3 (Lubricator w/Drain Cock), Semi-Standard 2: W (Drain Cock w/Barb Fitting for ø6 x ø4 Nylon Tube)

Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: CM (C + M), Attachment: V1 (3-Port Valve for Residual Pressure Release; Mounting: V+AF+AR), Semi-Standard 1: Standard, Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Model: 31, Orifice: 1 (1.5mm), Style: 0 (N.C., Single Unit), Option: H (Stainless Steel, Seals: FKM, Class B), Suffix: Standard, Port Size: 02 (1/4), Thread: N (NPT), Voltage: 5 (24VDC), Electrical Entry: C (Conduit), Surge Suppressor: Non, Rectifier: None (for DC or AC Class H Coil)

: A3 (Bracket C)

Size: 3 (30), Valve Type: 2 (Normally Open), Body Material: C (Brass), Seal Material: N (NBR), Port Size: 02 (Thread; 1/4), Thread Type: N (NPT), Rated Voltage: 3 [120 (110) VAC], Electrical Entry: WN (M12 Connector/without Connector Cable; with Surge Voltage Suppressor)

Size: 3 (30), Valve Type: 2 (Normally Open), Body Material: C (Brass), Seal Material: N (NBR), Port Size: 02 (Thread; 1/4), Thread Type: N (NPT), Rated Voltage: 3 [120 (110) VAC], Electrical Entry: CS (Conduit, w/Surge Voltage Suppressor)

°C; Pressure Gauge: psi (and MPa)]

Body Size: 20, Thread: N (NPT), Port: 02 (1/4), Option: C [Float Type Auto Drain (N.C.)], Attachment: V1 (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, 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: 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