MPa KCOLto HSUP MPa KCOLto HSUP MPa KCOLto HSUP MPa KCOLto HSUP IN OUT IN OUT IN OUT IN OUT wSpecial Mounting Angle Specification of Pressure Gauge (45°, 135°, 225°, 315°) ARG 20 01 G5 X2101 A Special pressure gauge mounting angle Mounting Angle of Pressure Gauge Symbol Mounting angle Mounting angle view X2101D 315° X2101C 225° X2101B 135° X2101A 45° 135° 45° 315° 225° Name plate position Name plate position Name plate position Name plate position Option/Semi-standard Combinations Option/Semi-standard specifications Combination With bracket With set nut 0.02 to 0.2 MPa setting Non-relieving type Name plate and pressure gauge in imperial units (psi) Option Semi-standard Applicable Symbol regulator B H -1 -N -Z B H 1 N Z ARG20(K) to 40(K) : Combination available : Combination not available : Available only with NPT thread Semi- Option standard Body size Symbol 20 30 40 Port size 1/8 3/8 1/2 Symbol Nil K Description . With back flow mechanism With back flow mechanism Thread type Symbol Nil N F Type Rc NPT G Port size Symbol 01 02 03 04 Port size 1/8 1/4 3/8 1/2 20 �� �� . . 30 . �� �� . 40 . �� �� �� Body size Option (1) Symbol Nil B Description . With bracket (With set nuts) Option (2) Symbol Nil H Description . With set nuts . Refer to the table below. Mounting angle of pressure gauge Symbol A B C D Description 45° 135° 225° 315° . When more than one specification is required, indicate in ascending alphanumeric order. Semi-standard Symbol Nil 1 N Z Description . 0.02 to 0.2 MPa setting Non-relieving type Name plate and pressure gauge in imperial units (psi) Note 1) Adjusting spring and pressure gauge (fullspan 0.3 MPa) are different from those for the standard specification. All products can be set at 0.2 MPa or more. Note 2) For thread type NPT. This product is for overseas use only according to the new Measurement Law. (The SI unit type is provided for use in Japan.) (1) (2) 572 Regulator with Built-in Pressure Gauge ARG20/30/40 Made to Order Specifications: Contact SMC for detailed dimensions, specifications, and lead times.