Body Size: 20, Backflow: w/o Backflow Function, Thread: Rc, Port Size: 02 (1/4), Options: w/o Mounting Option, Set Pressure: 0.05 to 0.85 MPa Setting, Exhaust Mechanism: Relieving Type, Flow Direction: R (Right to Left), Knob: Y (Upward), Pressure Units: Unit on Product Label: MPa, Pressure Gauge in SI Units: MPa

Body Size: 20, Backflow: K (w/Backflow Function), Thread: N (NPT), Port Size: 02 (1/4), Options: BG (B+G), Set Pressure: 0.05 to 0.85 MPa Setting, Exhaust Mechanism: N (Non-relieving Type), Flow Direction: Left to Right, Knob: Y (Upward), 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: B (w/Bracket), Set Pressure: 0.05 to 0.85 MPa Setting, Exhaust Mechanism: N (Non-relieving Type), Flow Direction: Left to Right, Knob: Y (Upward), 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: Y (Upward), 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: H (w/Set Nut, for Panel Mount), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Y (Upward), Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 40, Backflow: K (w/Backflow Function), Thread: N (NPT), Port Size: 02 (1/4), Options: w/o Mounting Option, Set Pressure: 0.05 to 0.85 MPa Setting, Exhaust Mechanism: Relieving Type, Flow Direction: R (Right to Left), Knob: Y (Upward), Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 30, Backflow: w/o Backflow Function, Thread: N (NPT), Port Size: 02 (1/4), Options: B (w/Bracket), Set Pressure: 1 (0.02 to 0.2 MPa Setting), Exhaust Mechanism: Relieving Type, Flow Direction: R (Right to Left), Knob: Y (Upward), Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Body Size: 30, Backflow: w/o 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: R (Right to Left), Knob: Y (Upward), Pressure Units: Z (Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale)

Series: 25A-ISE20, Rated Pressure Range: CH (-0.1 to 2 MPa), Output Specification: Y (PNP Open Collector 2 Outputs + Copy Function), Unit Specifications: M (SI Unit Only), Piping Specification: 02 [R1/4, (M5, Female Threaded)], Lead Wire: W (Lead Wire w/Connector, 5-core, 2 m Lead Wire, Waterproof), Bracket: B (Panel Mount Adapter)

Special Applications: 21-AR (Copper, Fluorine & Silicon-free+Low Particle Generation), Body Size: 20, Reverse Flow: No, Thread: N (NPT), Port Size: 02 [1/4 (Size 20, 25, 30, 40)], Accessory, Not Attached: GH [G+H (Size 20 to 40)], Option: NYZ (N+Y+Z)

Special Applications: 10-AR (Clean Series), Body Size: 20, Reverse Flow: No, Thread: N (NPT), Port Size: 02 [1/4 (Size 20, 25, 30, 40)], Accessory, Not Attached: None, Option: 1NYZ (1+N+Y+Z)

Special Applications: 10-AR (Clean Series), Body Size: 20, Reverse Flow: No, Thread: N (NPT), Port Size: 02 [1/4 (Size 20, 25, 30, 40)], Accessory, Not Attached: G [Round Pressure Gauge w/o Limit Indicator (Size 20 to 60)], Option: YZ (Y+Z)

Special Applications: 10- (Clean Room Compliant), Size: 20, Backflow Function: None, Thread: N (NPT), Port Size: 02 (1/4), Accessory: BG (B+G), Specifications: 3Y (3+Y), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Special Applications: 10- (Clean Room Compliant), Size: 30, Backflow Function: K (Backflow Function), Thread: N (NPT), Port Size: 02 (1/4), Accessory: BE1 (B+E1), Specifications: RY (R+Y), Pressure Unit: ZA (Digital Pressure Switch: w/Unit Coversion Function)

Special Applications: 10- (Clean Room Compliant), Size: 30, Backflow Function: K (Backflow Function), Thread: N (NPT), Port Size: 02 (1/4), Accessory: BE1 (B+E1), Specifications: 1RY (1+R+Y), Pressure Unit: ZA (Digital Pressure Switch: w/Unit Coversion Function)

Special Applications: 10- (Clean Room Compliant), Size: 20, Backflow Function: None, Thread: N (NPT), Port Size: 02 (1/4), Accessory: BG (B+G), Specifications: 1Y (1+Y), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Special Applications: 21- (Clean-room, Copper-free, Fluorine-free, Silicon-free), Size: 20, Backflow Function: K (Backflow Function), Thread: Rc, Port Size: 02 (1/4), Accessory: G [Round Pressure Gauge ("20-" Type Includes Limit Indicator)], Specifications: Y (Upward Facing Knob)

Special Applications: 10- (Clean Room Compliant), Size: 20, Backflow Function: K (Backflow Function), Thread: Rc, Port Size: 02 (1/4), Accessory: BE1 (B+E1), Specifications: Y (Upward Facing Knob)

Special Applications: 10- (Clean Room Compliant), Size: 30, Backflow Function: K (Backflow Function), Thread: N (NPT), Port Size: 02 (1/4), Accessory: BG (B+G), Specifications: Y (Upward Facing Knob), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Special Applications: 21- (Clean-room, Copper-free, Fluorine-free, Silicon-free), Size: 20, Backflow Function: None, Thread: N (NPT), Port Size: 02 (1/4), Accessory: BG (B+G), Specifications: 1Y (1+Y), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)