Model: 31, Orifice: 3 (3mm), Style: 2 (N.O., Single Unit), Option: C37, Seals: NBR, Class B, Suffix: Standard, Port Size: 02 (1/4), Thread: N (NPT), Voltage: J (230VAC 50/60HZ), Electrical Entry: D (DIN Terminal), Surge Suppressor: Non, Rectifier: R (AC Class B Coil w/Full-wave Rectifier)
Model: 31, Orifice: 3 (3mm), Style: 2 (N.O., Single Unit), Option: C37, Seals: NBR, Class B, Suffix: Standard, Port Size: 02 (1/4), Thread: N (NPT), Voltage: J (230VAC 50/60HZ), Electrical Entry: G (Grommet), Surge Suppressor: Non, Rectifier: R (AC Class B Coil w/Full-wave Rectifier)
Body Size: 40, Thread: N (NPT), Port: 04 (1/2), Option: E [Square embedded type pressure gauge (with limit indicator)], Attachment: Standard, Semi-Standard 1: J (Drain Guide 1/8: Size 20; Drain Guide 1/4: Sizes 25, 30, 40, 50, 55, 60), Semi-Standard 2: RZ (R + Z)
Model: 32, Orifice: 2 (2.2mm), Style: 0 (N.C., Single Unit), Option: C37, Seals: NBR, Class B, Suffix: Standard, Port Size: 02 (1/4), Thread: N (NPT), Voltage: J (230VAC 50/60HZ), Electrical Entry: D (DIN Terminal), 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: C37, Seals: NBR, Class B, Suffix: Standard, Port Size: 02 (1/4), Thread: N (NPT), Voltage: J (230VAC 50/60HZ), Electrical Entry: C (Conduit), Surge Suppressor: Non, Rectifier: R (AC Class B Coil w/Full-wave Rectifier)
Model: 33, Orifice: 4 (4mm), Style: 4 (COM, Single Unit), Option: C37, Seals: NBR, Class B, Suffix: Standard, Port Size: 02 (1/4), Thread: Rc, Voltage: J (230VAC 50/60HZ), Electrical Entry: D (DIN Terminal), Surge Suppressor: Non, Rectifier: R (AC Class B Coil w/Full-wave Rectifier)
Model: 31, Orifice: 1 (1.5mm), Style: 4 (COM, Single Unit), Option: C37, Seals: NBR, Class B, Suffix: Standard, Port Size: 01 (1/8), Thread: F (G), Voltage: J (230VAC 50/60HZ), Electrical Entry: D (DIN Terminal), Surge Suppressor: Non, Rectifier: R (AC Class B Coil w/Full-wave Rectifier)
Model: 32, Orifice: 2 (2.2mm), Style: 4 (COM, Single Unit), Option: C37, Seals: NBR, Class B, Suffix: Standard, Port Size: 02 (1/4), Thread: F (G), Voltage: J (230VAC 50/60HZ), Electrical Entry: D (DIN Terminal), Surge Suppressor: Non, Rectifier: R (AC Class B Coil w/Full-wave Rectifier)
Model: 32, Orifice: 2 (2.2mm), Style: 4 (COM, Single Unit), Option: C37, Seals: NBR, Class B, Suffix: Standard, Port Size: 02 (1/4), Thread: N (NPT), Voltage: J (230VAC 50/60HZ), Electrical Entry: C (Conduit), Surge Suppressor: Non, Rectifier: R (AC Class B Coil w/Full-wave Rectifier)
Body Size: 150C [10SCFM (300l/Min)], Thread: N (NPT), Port Size: 02 (1/4), Accessory: B (Bracket), Auto Drain: Drain Cock w/o Auto Drain, Rubber Material: Standard, Air Pressure: Standard, Drain Guide: J (Drain Guide 1/4 Female Threaded), IN-OUT Direction: R (IN-OUT Reversal Direction)
Body Size: 350C [53SCFM (1,500l/Min)], Thread: N (NPT), Port Size: 04 (1/2), Accessory: B (Bracket), Auto Drain: Drain Cock w/o Auto Drain, Rubber Material: Standard, Air Pressure: Standard, Drain Guide: J (Drain Guide 1/4 Female Threaded), IN-OUT Direction: R (IN-OUT Reversal Direction)
Body Size: 150C [10SCFM (300l/Min)], Thread: N (NPT), Port Size: 02 (1/4), Accessory: B (Bracket), Auto Drain: Drain Cock w/o Auto Drain, Rubber Material: F (Fluororubber), Air Pressure: Standard, Drain Guide: J (Drain Guide 1/4 Female Threaded), IN-OUT Direction: R (IN-OUT Reversal Direction)
Body Size: 150C [10SCFM (300l/Min)], Thread: N (NPT), Port Size: 02 (1/4), Accessory: None, Auto Drain: Drain Cock w/o Auto Drain, Rubber Material: F (Fluororubber), Air Pressure: Standard, Drain Guide: J (Drain Guide 1/4 Female Threaded), IN-OUT Direction: R (IN-OUT Reversal Direction)
Body Size: 250C [26SCFM (750l/Min)], Thread: N (NPT), Port Size: 02 (1/4), Accessory: B (Bracket), Auto Drain: Drain Cock w/o Auto Drain, Rubber Material: F (Fluororubber), Air Pressure: Standard, Drain Guide: J (Drain Guide 1/4 Female Threaded), IN-OUT Direction: R (IN-OUT Reversal Direction)
Body Size: 250C [26SCFM (750l/Min)], Thread: N (NPT), Port Size: 02 (1/4), Accessory: B (Bracket), Auto Drain: Drain Cock w/o Auto Drain, Rubber Material: Standard, Air Pressure: Standard, Drain Guide: J (Drain Guide 1/4 Female Threaded), IN-OUT Direction: R (IN-OUT Reversal Direction)
Body Size: 250C [26SCFM (750l/Min)], Thread: N (NPT), Port Size: 02 (1/4), Accessory: None, Auto Drain: Drain Cock w/o Auto Drain, Rubber Material: F (Fluororubber), Air Pressure: Standard, Drain Guide: J (Drain Guide 1/4 Female Threaded), IN-OUT Direction: R (IN-OUT Reversal Direction)
Body Size: 30, Thread: Rc (Rc: for Sizes 20, 25, 30, 40; M5: for Size 10), Port Size: 03 (3/8), Option: Standard, Attachment: V (3-Port Valve for Residual Pressure Release; Mounting: AF+AR+V), Semi-Standard 1: 12J (1 + 2 + J), Semi-Standard 2: NR (N + R)
Body Size: 30, Thread: F (G), Port Size: 03 (3/8), Option: M (Round Type Pressure Gauge w/Color Zone), Attachment: V1 (3-Port Valve for Residual Pressure Release; Mounting: V+AF+AR), Semi-Standard 1: 12J (1 + 2 + J), Semi-Standard 2: R (Flow Direction: Right to Left)
Body Size: 40, Thread: N (NPT), Port Size: 04 (1/2), Option: G (Size 20 25, 30, 40: Round Type Pressure Gauge w/Limit Indicator; Size 10: Round Type Pressure Gauge w/o Limit Indicator), Attachment: Standard, Semi-Standard 1: 6J (6 + J), Semi-Standard 2: RZ (R + Z)
Body Size: 40, Thread: NPT, Port Size: 1/2, Option: 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: 8 + J, Semi-Standard 2: R + Z, Made to Order: -