Body Size: 20, Backflow: K (w/Backflow Function), Thread: N (NPT), Port Size: 01 (1/8), Options: w/o Mounting Option, Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 20, Backflow: K (w/Backflow Function), Thread: N (NPT), Port Size: 02 (1/4), Options: E1 (Output: NPN; Electrical Entry: Wiring Bottom Entry), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 20, Backflow: K (w/Backflow Function), Thread: N (NPT), Port Size: 02 (1/4), Options: GH (G+H), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 20, Backflow: K (w/Backflow Function), Thread: N (NPT), Port Size: 01 (1/8), Options: E4 (Output: PNP; Electrical Entry: Wiring Top Entry), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 20, Backflow: K (w/Backflow Function), Thread: N (NPT), Port Size: 02 (1/4), Options: BG (B+G), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 20, Backflow: K (w/Backflow Function), Thread: N (NPT), Port Size: 01 (1/8), Options: E (Square Embedded Type Pressure Gauge, w/Limit Indicator), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 20, Backflow: K (w/Backflow Function), Thread: N (NPT), Port Size: 02 (1/4), Options: E4 (Output: PNP; Electrical Entry: Wiring Top Entry), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 20, Backflow: K (w/Backflow Function), Thread: N (NPT), Port Size: 01 (1/8), Options: BE (B+E), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Cost effective and clean looking, series AR regulators offer various pressure range settings to accommodate most applications. The locking adjustment knob prevents accidental setting changes. The modular design of the AR series connects with other SMC air preparation equipment.Modular type regulator, Optional embedded pressure gauge , Available with built-in backflow mechanism , Knob is made

Body Size: 30, Thread: N (NPT), Port Size: 02 (1/4), Option: B (Assembly of a Bracket & Set Nuts), Semi-Standard: 1Z (1 + Z)

Body Size: 40, Thread: N (NPT), Port Size: 04 (1/2), Option: G (For Sizes 20, 25, 30, 40: Round Pressure Gauge w/Limit Indicator; For Size 10 Round Pressure Gauge w/o Limit Indicator), Semi-Standard: 1Z (1 + Z)

Body Size: 40, Thread: N (NPT), Port Size: 04 (1/2), Option: M (Round Pressure Gauge w/ Color Zone), Semi-Standard: 1Z (1 + Z)

Size: 20 (1/8), Reverse Flow Function: K (Regulator w/Backflow Mechanism), Thread: N (NPT), Port Size: 02 (1/4), Accessory 1: None, Pressure Gauge Angle: G3 (180°), Accessory 2: H (Set Nut), Option: 1Z (0.02~0.2MPa Setting+NamePlate & Gauge w/PSI), B: B

Size: 20 (1/8), Reverse Flow Function: Regulator, Standard, Thread: N (NPT), Port Size: 01 (1/8), Accessory 1: B (Bracket), Pressure Gauge Angle: G1 (0°), Accessory 2: None, Option: 1Z (0.02~0.2MPa Setting+NamePlate & Gauge w/PSI), B: B

Size: 20 (1/8), Reverse Flow Function: Regulator, Standard, Thread: N (NPT), Port Size: 02 (1/4), Accessory 1: B (Bracket), Pressure Gauge Angle: G1 (0°), Accessory 2: None, Option: 1Z (0.02~0.2MPa Setting+NamePlate & Gauge w/PSI), B: B

Size: 20 (1/8), Reverse Flow Function: Regulator, Standard, Thread: N (NPT), Port Size: 01 (1/8), Accessory 1: None, Pressure Gauge Angle: G2 (90°), Accessory 2: H (Set Nut), Option: 1Z (0.02~0.2MPa Setting+NamePlate & Gauge w/PSI), B: B

Size: 30 (3/8), Reverse Flow Function: Regulator, Standard, Thread: N (NPT), Port Size: 03 (3/8), Accessory 1: B (Bracket), Pressure Gauge Angle: G1 (0°), Accessory 2: None, Option: 1Z (0.02~0.2MPa Setting+NamePlate & Gauge w/PSI), B: B

This is a legacy product, and replaced byARG20-N02G1H-1Z-B ARG REGULATOR W/PRESSURE GAUGE. REGULATOR, GAUGE-HANDLE. AIRLINE EQUIPMENT. ARG 1/4 MODULAR, NPT. .75900 lb. DC.

Body Size: 20, Thread: N (NPT), Port Size: 02 (1/4), Option: M (Round Pressure Gauge w/ Color Zone), Semi-Standard: 1Z (1 + Z)

Body Size: 25, Thread: N (NPT), Port Size: 02 (1/4), Option: G (For Sizes 20, 25, 30, 40: Round Pressure Gauge w/Limit Indicator; For Size 10 Round Pressure Gauge w/o Limit Indicator), Semi-Standard: 1Z (1 + Z)