Body Size: 20, Thread: N (NPT), Port Size: 01 (1/8), 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: 12 (1 + 2), Semi-Standard 2: Z (NPT Porting requires Z, Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Body Size: 40, Thread: N (NPT), Port Size: 04 (1/2), 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: 8J (8 + J), Semi-Standard 2: Z (NPT Porting requires 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: Z (NPT Porting requires Z, Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Body Size: 40, Thread: N (NPT), Port Size: 04 (1/2), Option: BDG (B + D + G), Semi-Standard 1: Standard, 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: 01 (1/8), Option: BG (B + 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)

Model: 32, Orifice: 2 (2.2mm), Style: 2 (N.O., Single Unit), Option: G (Stainless Steel, Seals: NBR, Class B), Suffix: Z (Oil-free), Port Size: 03 (3/8), 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: 32, Orifice: 2 (2.2mm), Style: 2 (N.O., Single Unit), Option: B (C37, Seals: EPDM, Class B), Suffix: Z (Oil-free), Port Size: 03 (3/8), 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: 33, Orifice: 2 (2.2mm), Style: 2 (N.O., Single Unit), Option: G (Stainless Steel, Seals: NBR, Class B), Suffix: Z (Oil-free), Port Size: 03 (3/8), 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: 33, Orifice: 2 (2.2mm), Style: 2 (N.O., Single Unit), Option: G (Stainless Steel, Seals: NBR, Class B), Suffix: Z (Oil-free), Port Size: 02 (1/4), 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: 2 (N.O., Single Unit), Option: C37, Seals: NBR, Class B, Suffix: Z (Oil-free), 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)

Lead Wire or Prewire Connection: Z (5m), Number: 2 pcs.

Body Class: 2 (Class 2, Orifice ø4), Valve Type: 0 (Normally Closed), Port Size: 01 (1/8), Thread: N (NPT), Material: A (Body: SUS, Endplate: PPS, Diaphragm: PTFE), Option: 4 (Indicator), Specification: None, Z: Z (Pilot Port Thread 1/8)

Body Class: 2 (Class 2, Orifice ø4), Valve Type: 0 (Normally Closed), Port Size: 01 (1/8), Thread: N (NPT), Material: A (Body: SUS, Endplate: PPS, Diaphragm: PTFE), Option: None, Specification: None, Z: Z (Pilot Port Thread 1/8)

Body Class: 2 (Class 2, Orifice ø4), Valve Type: 0 (Normally Closed), Port Size: 02 (1/4), Thread: N (NPT), Material: A (Body: SUS, Endplate: PPS, Diaphragm: PTFE), Option: 4 (Indicator), Specification: None, Z: Z (Pilot Port Thread 1/8)

Body Class: 2 (Class 2, Orifice ø4), Valve Type: 0 (Normally Closed), Port Size: 02 (1/4), Thread: N (NPT), Material: A (Body: SUS, Endplate: PPS, Diaphragm: PTFE), Option: None, Specification: None, Z: Z (Pilot Port Thread 1/8)

Body Class: 2 (Class 2, Orifice ø4), Valve Type: 0 (Normally Closed), Port Size: 02 (1/4), Thread: N (NPT), Material: B (Body: PPS, Endplate: PPS, Diaphragm: PTFE), Option: 1 (Flow Rate Adjustment), Specification: None, Z: Z (Pilot Port Thread 1/8)

Body Class: 2 (Class 2, Orifice ø4), Valve Type: 0 (Normally Closed), Port Size: 02 (1/4), Thread: N (NPT), Material: B (Body: PPS, Endplate: PPS, Diaphragm: PTFE), Option: None, Specification: V (Vacuum), Z: Z (Pilot Port Thread 1/8)

Body Class: 2 (Class 2, Orifice ø4), Valve Type: 0 (Normally Closed), Port Size: 02 (1/4), Thread: N (NPT), Material: B (Body: PPS, Endplate: PPS, Diaphragm: PTFE), Option: None, Specification: None, Z: Z (Pilot Port Thread 1/8)

Body Class: 2 (Class 2, Orifice ø4), Valve Type: 0 (Normally Closed), Port Size: 02 (1/4), Thread: N (NPT), Material: C (Body: PFA, Endplate: PPS, Diaphragm: PTFE), Option: 1 (Flow Rate Adjustment), Specification: None, Z: Z (Pilot Port Thread 1/8)

Body Class: 2 (Class 2, Orifice ø4), Valve Type: 0 (Normally Closed), Port Size: 02 (1/4), Thread: N (NPT), Material: C (Body: PFA, Endplate: PPS, Diaphragm: PTFE), Option: 4 (Indicator), Specification: None, Z: Z (Pilot Port Thread 1/8)