Special Applications: 21- (Clean-room, Copper-free, Fluorine-free, Silicon-free), Size: 40, Backflow Function: None, Thread: N (NPT), Port Size: 04 (1/2), Accessory: H (Set Nut for Panel Mount), Specifications: 1R (1+R), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Special Applications: 21- (Clean-room, Copper-free, Fluorine-free, Silicon-free), Size: 40, Backflow Function: K (Backflow Function), Thread: N (NPT), Port Size: 04 (1/2), Accessory: BG (B+G), Specifications: 0.005 to 0.4MPa Setting, Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Special Applications: 21- (Clean-room, Copper-free, Fluorine-free, Silicon-free), Size: 40, Backflow Function: K (Backflow Function), Thread: N (NPT), Port Size: 04 (1/2), Accessory: None, Specifications: R (Flow Direction: Right to Left), Pressure Unit: Z (Name plate & Pressure Gauge in Imperial Units: psi)

Body Size: 3, Set Pressure: 2 (1.5 to 116 psi [0.01 to 0.8 MPa]), Exhaust Direction: 0 (Bottom Exhaust), Thread: N (NPT), Port Size: 04 (1/2), Option: ED (NPN Open Collector, 1 Output + Analog Current Output), Semi-standard: ZA (Digital Pressure Switch: With Unit Conversion Function)

Body Size: 3, Set Pressure: 2 (1.5 to 116 psi [0.01 to 0.8 MPa]), Exhaust Direction: 2 (Rear Exhaust), Thread: N (NPT), Port Size: 04 (1/2), Option: BEA (w/Bracket + NPN Open Collector, 1 Output), Semi-standard: ZA (Digital Pressure Switch: With Unit Conversion Function)

Body Size: 3, Set Pressure: 1 (1.5 to 58 psi [0.01 to 0.4 MPa]), Exhaust Direction: 0 (Bottom Exhaust), Thread: N (NPT), Port Size: 04 (1/2), Option: BG (w/Bracket + Round Type Pressure Gauge), Semi-standard: Z (Name Plate & Pressure Gauge in Imperial Units: psi)

Body Size: 3, Set Pressure: 2 (1.5 to 116 psi [0.01 to 0.8 MPa]), Exhaust Direction: 0 (Bottom Exhaust), Thread: N (NPT), Port Size: 04 (1/2), Option: BG (w/Bracket + Round Type Pressure Gauge), Semi-standard: Z (Name Plate & Pressure Gauge in Imperial Units: psi)

Body Size: 3, Set Pressure: 2 (1.5 to 116 psi [0.01 to 0.8 MPa]), Exhaust Direction: 0 (Bottom Exhaust), Thread: N (NPT), Port Size: 04 (1/2), Option: B (w/Bracket), Semi-standard: RZ (Flow Direction: Right to Left + Name Plate & Pressure Gauge in Imperial Units: psi)

Body Size: 3, Set Pressure: 2 (1.5 to 116 psi [0.01 to 0.8 MPa]), Exhaust Direction: 1 (Front Exhaust), Thread: N (NPT), Port Size: 04 (1/2), Option: BG (w/Bracket + Round Type Pressure Gauge), Semi-standard: Z (Name Plate & Pressure Gauge in Imperial Units: psi)

Body Size: 3, Set Pressure: 2 (1.5 to 116 psi [0.01 to 0.8 MPa]), Exhaust Direction: 2 (Rear Exhaust), Thread: N (NPT), Port Size: 04 (1/2), Option: EC (NPN Open Collector, 1 Output + Analog Voltage Output), Semi-standard: ZA (Digital Pressure Switch: With Unit Conversion Function)

Body Size: 3, Set Pressure: 2 (1.5 to 116 psi [0.01 to 0.8 MPa]), Exhaust Direction: 2 (Rear Exhaust), Thread: N (NPT), Port Size: 04 (1/2), Option: BG (w/Bracket + Round Type Pressure Gauge), Semi-standard: Z (Name Plate & Pressure Gauge in Imperial Units: psi)

Body Size: 3, Set Pressure: 2 (1.5 to 116 psi [0.01 to 0.8 MPa]), Exhaust Direction: 0 (Bottom Exhaust), Thread: N (NPT), Port Size: 04 (1/2), Option: None, Semi-standard: RVZ (Flow Direction: Right to Left + Downward + Name Plate & Pressure Gauge in Imperial Units: psi)

Rated Flow Range: 501 (5 to 500 L/min), Thread Type: N (NPT), Port Size: 04 (1/2), Output Specifications: D (Out 1: NPN; Out 2: Analog 4 to 20 mA), Option 1: w/Lead Wire and M8 Connector, 3m, Unit Specification: M (SI Unit Only)

Rated Flow Range: 501 (5 to 500 L/min), Thread Type: N (NPT), Port Size: 04 (1/2), Output Specifications: B (Out 1: PNP; Out 2: PNP), Option 1: w/Lead Wire and M8 Connector, 3m, Unit Specification: Unit Selection Function, Option 2: R (w/Bracket)

Rated Flow Range: 102 (10 to 1000 L/min), Thread Type: N (NPT), Port Size: 04 (1/2), Output Specifications: B (Out 1: PNP; Out 2: PNP), Option 1: w/Lead Wire and M8 Connector, 3m, Unit Specification: M (SI Unit Only), Option 2: R (w/Bracket)

Rated Flow Range: 501 (5 to 500 L/min), Thread Type: N (NPT), Port Size: 04 (1/2), Output Specifications: A (Out 1: NPN; Out 2: NPN), Option 1: w/Lead Wire and M8 Connector, 3m, Unit Specification: Unit Selection Function, Option 2: R (w/Bracket)

Rated Flow Range: 501 (5 to 500 L/min), Thread Type: N (NPT), Port Size: 04 (1/2), Output Specifications: B (Out 1: PNP; Out 2: PNP), Option 1: w/Lead Wire and M8 Connector, 3m, Unit Specification: M (SI Unit Only), Option 2: R (w/Bracket)

Rated Flow Range: 501 (5 to 500 L/min), Thread Type: F (G), Port Size: 04 (1/2), Output Specifications: F (Out 1: PNP; Out 2: Analog 4 to 20 mA), Option 1: N (w/o Lead Wire and M8 Connector), Unit Specification: M (SI Unit Only)

Body Size: 40 (Applicable AC Size: AC40), Handle Operation: Single Action, Thread Type: N (NPT), Port Size: 04 (1/2), Mounting: without Mounting Option, Silencer: without Silencer, Handle Color: Red, Handle Material: Resin, Flow Direction: Flow Direction: Left to Right), Unit: Z (Unit of Product Label: psi)

Body Size: 40 (Applicable AC Size: AC40), Handle Operation: Single Action, Thread Type: N (NPT), Port Size: 04 (1/2), Mounting: B (w/Bracket), Silencer: without Silencer, Handle Color: Red, Handle Material: Resin, Flow Direction: Flow Direction: Left to Right), Unit: Z (Unit of Product Label: psi)