Model: 33, Orifice: 2 (2.2mm), Style: 2 (N.O., 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: D (DIN Terminal), Surge Suppressor: L (w/Light), Rectifier: None (for DC or AC Class H Coil)
Model: 31, Orifice: 2 (2.2mm), Style: 2 (N.O., Single Unit), Option: H (Stainless Steel, Seals: FKM, Class B), Suffix: Standard, Port Size: 02 (1/4), Thread: N (NPT), Voltage: 1 (100VAC 50/60HZ), Electrical Entry: C (Conduit), Surge Suppressor: Non, Rectifier: R (AC Class B Coil w/Full-wave Rectifier)
Model: 32, Orifice: 2 (2.2mm), Style: 2 (N.O., Single Unit), Option: H (Stainless Steel, Seals: FKM, Class B), Suffix: Standard, Port Size: 02 (1/4), Thread: N (NPT), Voltage: 1 (100VAC 50/60HZ), Electrical Entry: C (Conduit), Surge Suppressor: Non, Rectifier: R (AC Class B Coil w/Full-wave Rectifier)
Model: 33, Orifice: 2 (2.2mm), Style: 2 (N.O., Single Unit), Option: H (Stainless Steel, Seals: FKM, Class B), Suffix: Standard, Port Size: 02 (1/4), Thread: N (NPT), Voltage: 8 (48VAC 50/60HZ), Electrical Entry: C (Conduit), Surge Suppressor: Non, Rectifier: R (AC Class B Coil w/Full-wave Rectifier)
Body Size: 20, Thread: N (NPT), Port: 02 (1/4), Option: E3 (Output: PNP output / Electrical entry: Wiring bottom entry), Attachment: V1 (Residual Pressure Relief 3 Port Valve), Semi-Standard 1: 2 (Metal Bowl), 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: E [Square embedded type pressure gauge (with limit indicator)], Attachment: V1 (Residual Pressure Relief 3 Port Valve), Semi-Standard 1: 2 (Metal Bowl), 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: E [Square embedded type pressure gauge (with limit indicator)], Attachment: V (Residual Pressure Relief 3 Port Valve), Semi-Standard 1: 2 (Metal Bowl), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)
Body Size: 40, 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: 2 (Metal Bowl), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)
Body Size: 40, Thread: N (NPT), Port Size: 02 (1/4), Option: Standard, Attachment: V1 (3-Port Valve for Residual Pressure Release; Mounting: V+AF+AR), Semi-Standard 1: 2 (Metal Bowl), Semi-Standard 2: 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: Standard, Attachment: V1 (3-Port Valve for Residual Pressure Release; Mounting: V+AF+AR), Semi-Standard 1: 2 (Metal Bowl), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)
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: 2 (Metal Bowl), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)
Body Size: 30, Thread: N (NPT), Port Size: 02 (1/4), 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: 2 (Metal Bowl), Semi-Standard 2: RZ (R + Z)
Body Size: 40, Thread: N (NPT), Port Size: 02 (1/4), 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: 2 (Metal Bowl), Semi-Standard 2: RZ (R + Z)
Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), 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: 2 (Metal Bowl), Semi-Standard 2: RZ (R + Z)
Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: C (N.C., Float Type Auto Drain), Semi-Standard 1: 2R (2 + R), 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: N (NPT), Port Size: 02 (1/4), Option: G (for Sizes 20, 25, 30, 40 Round Type Pressure Gauge w/Limit Indicator; for Size10: Round Type Pressure Gauge w/o Limit Indicator), Attachment: Standard, Semi-Standard 1: 12 (1 + 2), Semi-Standard 2: NZ (N + Z)
Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: C (N.C. Float Type Auto Drain), Attachment: V (3-Port Valve for Residual Pressure Release), Semi-Standard 1: 2 (Metal Bowl), Semi-Standard 2: 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: G (for Sizes 20, 25, 30, 40 Round Type Pressure Gauge w/Limit Indicator; for Size10: Round Type Pressure Gauge w/o Limit Indicator), Attachment: Standard, Semi-Standard 1: 23 (2 + 3), Semi-Standard 2: RZ (R + Z)
Body Size: 25, Thread: N (NPT), Port Size: 02 (1/4), Option: C (N.C. Float Type Auto Drain), Attachment: V (3-Port Valve for Residual Pressure Release), Semi-Standard 1: 2 (Metal Bowl), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)
Body Size: 25, Thread: N (NPT), Port Size: 02 (1/4), Option: G (for Sizes 20, 25, 30, 40 Round Type Pressure Gauge w/Limit Indicator; for Size10: Round Type Pressure Gauge w/o Limit Indicator), Attachment: Standard, Semi-Standard 1: 23 (2 + 3), Semi-Standard 2: RZ (R + Z)