Model: 31, Orifice: 2 (2.2mm), Style: 0 (N.C., Single Unit), Option: C37, Seals: NBR, Class B, Suffix: Standard, Port Size: 01 (1/8), Thread: T (NPTF), Voltage: 5 (24VDC), Electrical Entry: D (DIN Terminal), Surge Suppressor: Z (w/Light and Surge Voltage Suppressor), Rectifier: None (for DC or AC Class H Coil)

Model: 31, Orifice: 2 (2.2mm), Style: 0 (N.C., Single Unit), Option: C37, Seals: NBR, Class B, Suffix: Standard, Port Size: 01 (1/8), Thread: T (NPTF), Voltage: 5 (24VDC), Electrical Entry: D (DIN Terminal), Surge Suppressor: Z (w/Light and Surge Voltage Suppressor), Rectifier: None (for DC or AC Class H Coil), Bracket: B (Bracket)

Model: 31, Orifice: 2 (2.2mm), Style: 0 (N.C., Single Unit), Option: A (C37, Seals: FKM, Class B), Suffix: Standard, Port Size: 01 (1/8), Thread: N (NPT), Voltage: 5 (24VDC), Electrical Entry: D (DIN Terminal), Surge Suppressor: Z (w/Light and Surge Voltage Suppressor), Rectifier: None (for DC or AC Class H Coil)

Model: 31, Orifice: 2 (2.2mm), Style: 0 (N.C., Single Unit), Option: A (C37, Seals: FKM, Class B), Suffix: Standard, Port Size: 01 (1/8), Thread: N (NPT), Voltage: 5 (24VDC), Electrical Entry: T (with Conduit Terminal), Surge Suppressor: Z (w/Light and Surge Voltage Suppressor), Rectifier: None (for DC or AC Class H Coil)

Model: 31, Orifice: 2 (2.2mm), Style: 0 (N.C., Single Unit), Option: V (C37, Seals: FKM, Class B, Oil-free), Suffix: Standard, Port Size: 01 (1/8), Thread: Rc, Voltage: 5 (24VDC), Electrical Entry: D (DIN Terminal), Surge Suppressor: Z (w/Light and Surge Voltage Suppressor), Rectifier: None (for DC or AC Class H Coil)

Model: 31, Orifice: 2 (2.2mm), Style: 4 (COM, Single Unit), Option: V (C37, Seals: FKM, Class B, Oil-free), Suffix: Standard, Port Size: 01 (1/8), Thread: N (NPT), Voltage: 5 (24VDC), Electrical Entry: D (DIN Terminal), Surge Suppressor: Z (w/Light and Surge Voltage Suppressor), Rectifier: None (for DC or AC Class H Coil), Bracket: B (Bracket)

Model: 31, Orifice: 3 (3mm), Style: 2 (N.O., Single Unit), Option: B (C37, Seals: EPDM, Class B), Suffix: Z (Oil-free), Port Size: 01 (1/8), Thread: T (NPTF), Voltage: 5 (24VDC), Electrical Entry: C (Conduit), Surge Suppressor: Non, Rectifier: None (for DC or AC Class H Coil), Bracket: B (Bracket)

Model: 31, Orifice: 3 (3mm), Style: 2 (N.O., Single Unit), Option: M (SS, Seals: FKM, Class B, Oil-free), Suffix: Standard, Port Size: 01 (1/8), Thread: F (G), Voltage: 5 (24VDC), Electrical Entry: D (DIN Terminal), Surge Suppressor: Z (w/Light and Surge Voltage Suppressor), Rectifier: None (for DC or AC Class H Coil)

Model: 31, Orifice: 1 (1.5mm), Style: 2 (N.O., Single Unit), Option: J (Stainless Steel, Seals: EPDM, Class B), Suffix: Standard, Port Size: 01 (1/8), Thread: N (NPT), Voltage: 5 (24VDC), Electrical Entry: D (DIN Terminal), Surge Suppressor: Z (w/Light and Surge Voltage Suppressor), Rectifier: None (for DC or AC Class H Coil)

Model: 31, Orifice: 2 (2.2mm), Style: 4 (COM, Single Unit), Option: C37, Seals: NBR, Class B, Suffix: Standard, Port Size: 01 (1/8), Thread: Rc, Voltage: 5 (24VDC), Electrical Entry: T (with Conduit Terminal), Surge Suppressor: Z (w/Light and Surge Voltage Suppressor), Rectifier: None (for DC or AC Class H Coil), Bracket: B (Bracket)

Model: 31, Orifice: 2 (2.2mm), Style: 4 (COM, Single Unit), Option: C37, Seals: NBR, Class B, Suffix: Standard, Port Size: 01 (1/8), Thread: N (NPT), Voltage: 5 (24VDC), Electrical Entry: T (with Conduit Terminal), Surge Suppressor: Z (w/Light and Surge Voltage Suppressor), Rectifier: None (for DC or AC Class H Coil)

Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), Option: CG (C + G), Attachment: Standard, Semi-Standard 1: Standard, Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Type: 332 (Body Ported), Valve Option: Standard Type, Rated Voltage: 2 (200 VAC, 50/60 Hz), Electrical Entry: D (DIN Terminal), Light/Surge Voltage Suppressor: Z [w/Light/Surge Voltage Suppressor (Type D Only)], Port Size: 01 [Rc 1/8, (Base Mounted w/Sub-plate)], Thread: N (NPT)

Body Size: 1, Set Pressure: 2 (0.02 to 0.8 MPa), Exhaust Direction: 0 (Bottom Exhaust), Thread: N (NPT), Port Size: 01 (1/8), Option: B (w/Bracket), Semi-standard: RVZ (R + V + Z)

Body Size: 1, Set Pressure: 2 (0.02 to 0.8 MPa), Exhaust Direction: 0 (Bottom Exhaust), Thread: N (NPT), Port Size: 01 (1/8), Option: None, Semi-standard: RVZ (R + V + Z)

Body Size: 1, Set Pressure: 2 (0.02 to 0.8 MPa), Exhaust Direction: 0 (Bottom Exhaust), Thread: N (NPT), Port Size: 01 (1/8), Option: EB (PNP Open Collector, 1 Output), Semi-standard: Z (Name Plate & Pressure Gauge in Imperial Units: psi)

Body Size: 20, Thread: N (NPT), Port: 01 (1/8), Option: C [Float Type Auto Drain (N.C.)], Attachment: Standard, 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: 01 (1/8), Option: Standard, Attachment: Standard, Semi-Standard 1: 1C (1 + C), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)

Body Size: 20, Thread: N (NPT), Port: 01 (1/8), Option: E [Square embedded type pressure gauge (with limit indicator)], 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: N (NPT), Port: 01 (1/8), Option: E [Square embedded type pressure gauge (with limit indicator)], Attachment: Standard, Semi-Standard 1: Standard, Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, and Pressure Gauge: psi, °F)