Body Size: 20, Thread: F (G), Port Size: 02 (1/4), Option: BCG (B + C + G), Semi-Standard 1: C (Bowl Guard), Semi-Standard 2: R (Flow Direction: Right to Left)

Body Size: 20, Back Flow: w/o Backflow, Thread: Rc, Port Size: 02 (1/4), Options: CGH (C+G+H), 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: Flow Direction: Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units: Product: MPa, °C; Pressure Gauge: MPa

Body Size: 20, Thread: N (NPT), Port: 02 (1/4), Option: CE (C + E), Attachment: V (Residual Pressure Relief 3 Port Valve), 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: Rc, Port Size: 02 (1/4), Option: CG (C + G), Attachment: Standard, Semi-Standard 1: C (Bowl Guard), Semi-Standard 2: Standard

Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: CH (C + H), Semi-Standard 1: C (Bowl Guard), 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: 02 (1/4), Option: CE (C + E), 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 Size: 02 (1/4), Option: C (N.C., Float Type Auto Drain), Semi-Standard 1: C (Bowl Guard), 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: C (N.C. Float Type Auto Drain), Attachment: Standard, Semi-Standard 1: 3C (3 + C), 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: C (N.C., Float Type Auto Drain), Semi-Standard 1: CR (C + R), 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: C (N.C. Float Type Auto Drain), Attachment: V1 (3-Port Valve for Residual Pressure Release; Mounting: V+AF+AR), Semi-Standard 1: C (Bowl Guard), 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: C (N.C. Float Type Auto Drain), Attachment: Standard, Semi-Standard 1: 1C (1 + C), Semi-Standard 2: Z (Name Plate, Caution Plate for Bowl, & Pressure Gauge in Imperial Units: psi, °F)

Body Size: 20, Back Flow: w/o Backflow, Thread: F (G), Port Size: 02 (1/4), Options: CE (C+E), 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: Flow Direction: Left to Right, Drain Cock w/Barb Fitting: None, Pressure Units: Product: MPa, °C; Pressure Gauge: MPa

ARX Series

Piston assembly Valve Valve spring No. 4 5 6 1348104A 1348105 1348109 SUP OUT 2 ARX Series Specialty Regulators Regulator for 290 psi (2 MPa) ARX20, 21 Dimensions Panel cutout dimensions 1.02 (26) R .1 (2.5) SUP OUT SMC K C O P A A L U S H .5 (12) 1.61, 2.13 [41 (K40)], [49 (K50)] 2.13 (54) .98 (25) 1.6 (max. thickness 4.5) 1.73 (44) .21 (5.4) 3.13 (79.5) (when regulating pressure = 3.23

Delivery Pressure: 02 [1 to 30 psig (0.007 to 0.2 MPa)], Material: S (Body: 316L SS Secondary Remelt; Poppet: 316L SS; Diaphragm: Hastelloy® C-22; Nozzle: 316L SS), Surface Finish: M [10 μin. (0.25 μm)], Ports: 2PW [2 Ports (1-In; 2-Out)], Connections, Inlet: TW8 (1/2 Inch Tube Weld), Connections, Outlet: TW8 (1/2 Inch Tube Weld), Gauge Port, Inlet: No Gauge Port, Gauge Port, Outlet: No

Body Class: 2 (Class 2, Orifice ø4), Valve Type: 2 (Double Acting), Port Size: 02 (1/4, Class 2), Thread: R, Rc, Material: C (Body: PFA, Endplate: PPS, Diaphragm: PTFE), Option: 1 (Flow Rate Adjustment)

Delivery Pressure: 02 [1 to 30 psig (0.007 to 0.2 MPa)], Material: S (Body: 316 SS; Poppet: 316 SS; Diaphragm: Hastelloy® C-22), Ports: 2P [2 Ports (1-In; 2-Out)], Connections, Inlet: 8T (1/2 Inch Compression), Connections, Outlet: 8T (1/2 Inch Compression), Gauge Port, Outlet 3: No Gauge Port, Gauge Port, Outlet 4: No Gauge Port, Pressure Gauge Unit: psig/bar (or None in Case of no Gauge

Delivery Pressure: 02 [1 to 30 psig (0.007 to 0.2 MPa)], Material: S (Body: 316 SS; Poppet: 316 SS; Diaphragm: Hastelloy® C-22), Ports: 2P [2 Ports (1-In; 2-Out)], Connections, Inlet: 8 (NPT 1/2 Inch), Connections, Outlet: 8 (NPT 1/2 Inch), Gauge Port, Outlet 3: No Gauge Port, Gauge Port, Outlet 4: No Gauge Port, Pressure Gauge Unit: psig/bar (or None in Case of no Gauge), Seat Material:

Series ARP20 to ARP40 10- 10- 21- 21- Direct฀Operated฀Precision฀Regulator Series ARP20K to ARP40K 10- 10- Direct฀Operated฀Precision 21- 21- Regulator฀with฀Backflow฀Function

Example) 10-ARP30K-03BG-1RY Clean room compliant, copperfree, fluorine-free, silicone-free Clean room compliant Symbol Description 20 30 40 Body size 20 30 40 Body size Nil K Without backflow function With backflow function With backflow function + Nil N F Thread type Rc NPT G + 01 02 03 04 1/8 1/4 3/8 1/2 Port size + Nil B Note 2) H a Without mounting option With bracket With set nut (For

Body Class: 2 (Class 2, Orifice ø4), Valve Type: 2 (Double Acting), Port Size: 02 (1/4, Class 2), Thread: N (NPT), Material: C (Body: PFA, Endplate: PPS, Diaphragm: PTFE)

Rated Pressure Range: H (-0.1 to 2 MPa), Output Specification: Y (PNP Open Collector 2 Outputs + Copy Function), Unit Specification: P (Unit Selection Function, Initial value psi), Piping Specification: 02 [R1/4, (M5, Female Threaded)], Piping Direction: L (Bottom Ported), Lead Wire: W (Lead Wire w/Connector, 5-core, 2 m Lead Wire, Waterproof), Bracket: A3 (Bracket C)