Body Size: 20, Backflow: w/Backflow Function, Thread: NPT, Port Size: 1/4, Options: B+E1, Set Pressure: 0.05 to 0.85 MPa Setting, Exhaust Mechanism: Relieving Type, Flow Direction: Right to Left, Knob: Upward, Pressure Units: Digital Pressure Switch: w/Unit Selection Function, Made to Order: -

Body Size: 20, Backflow: w/Backflow Function, Thread: NPT, Port Size: 1/4, Options: B+E1, Set Pressure: 0.05 to 0.85 MPa Setting, Exhaust Mechanism: Relieving Type, Flow Direction: Right to Left, Knob: Downward, Pressure Units: Digital Pressure Switch: w/Unit Selection Function, Made to Order: -

Body Size: 20, Backflow: w/Backflow Function, Thread: NPT, Port Size: 1/4, Options: B+E1, Set Pressure: 0.05 to 0.85 MPa Setting, Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Upward, Pressure Units: Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale, Made to Order: -

Body Size: 20, Backflow: w/Backflow Function, Thread: NPT, Port Size: 1/4, Options: B+E1, Set Pressure: 0.05 to 0.85 MPa Setting, Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Digital Pressure Switch: w/Unit Selection Function, Made to Order: -

Body Size: 25, Backflow: w/Backflow Function, Thread: NPT, Port Size: 1/4, Options: B+E1, Set Pressure: 0.05 to 0.85 MPa Setting, Exhaust Mechanism: Relieving Type, Flow Direction: Right to Left, Knob: Downward, Pressure Units: Digital Pressure Switch: w/Unit Selection Function, Made to Order: -

Body Size: 25, Backflow: w/Backflow Function, Thread: NPT, Port Size: 1/4, Options: B+E1, Set Pressure: 0.05 to 0.85 MPa Setting, Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Downward, Pressure Units: Unit on Product Label: psi, Pressure Gauge: MPa/psi Dual Scale, Made to Order: -

Body Size: 20, Backflow: w/Backflow Function, Thread: NPT, Port Size: 1/4, Options: B+E+1, Set Pressure: 0.02 to 0.2 MPa Setting, Exhaust Mechanism: Relieving Type, Flow Direction: Left to Right, Knob: Upward, Pressure Units: Digital Pressure Switch: w/Unit Selection Function

Regulator, Pressure Boosting Valve: Regulator, Regulator Type: Standard, Shape: Standard, Operating Environment: Standard, Compatible Fluid: Air, Exhaust Mechanism (Air Bleed): [Included] Relief, Reverse Flow Function (Relief): No, Supply Side Connection Type: [NPT] NPT, Supply Side, Connection Diameter: 1/4, Flow Direction: [Left] From Right to Left, Control Side Connection Type: [NPT] NPT

Regulator, Pressure Boosting Valve: Regulator, Regulator Type: Standard, Shape: Standard, Operating Environment: Standard, Compatible Fluid: Air, Exhaust Mechanism (Air Bleed): [Included] Relief, Reverse Flow Function (Relief): No, Supply Side Connection Type: [NPT] NPT, Supply Side, Connection Diameter: 1/4, Flow Direction: [Right] From Left to Right, Control Side Connection Type: [NPT]

Regulator, Pressure Boosting Valve: Regulator, Regulator Type: Standard, Shape: Standard, Operating Environment: Standard, Compatible Fluid: Air, Exhaust Mechanism (Air Bleed): [Not Provided] Non-relief, Reverse Flow Function (Relief): [Included] Yes, Supply Side Connection Type: [NPT] NPT, Supply Side, Connection Diameter: 1/4, Flow Direction: [Right] From Left to Right, Control Side Connection

Regulator, Pressure Boosting Valve: Regulator, Regulator Type: Standard, Shape: Standard, Operating Environment: Standard, Compatible Fluid: Air, Exhaust Mechanism (Air Bleed): [Included] Relief, Reverse Flow Function (Relief): [Included] Yes, Supply Side Connection Type: [NPT] NPT, Supply Side, Connection Diameter: 1/4, Flow Direction: [Right] From Left to Right, Control Side Connection

Regulator, Pressure Boosting Valve: Regulator, Regulator Type: Standard, Shape: Standard, Operating Environment: Standard, Compatible Fluid: Air, Exhaust Mechanism (Air Bleed): [Included] Relief, Reverse Flow Function (Relief): No, Supply Side Connection Type: [NPT] NPT, Supply Side, Connection Diameter: 1/4, Flow Direction: [Right] From Left to Right, Control Side Connection Type: [NPT]

Regulator, Pressure Boosting Valve: Regulator, Regulator Type: Standard, Shape: Standard, Operating Environment: Standard, Compatible Fluid: Air, Exhaust Mechanism (Air Bleed): [Not Provided] Non-relief, Reverse Flow Function (Relief): No, Supply Side Connection Type: [NPT] NPT, Supply Side, Connection Diameter: 1/4, Flow Direction: [Right] From Left to Right, Control Side Connection Type

Regulator, Pressure Boosting Valve: -, Regulator Type: -, Shape: -, Operating Environment: -, Compatible Fluid: -, Exhaust Mechanism (Air Bleed): -, Reverse Flow Function (Relief): -, Supply Side Connection Type: -, Supply Side, Connection Diameter: -, Flow Direction: -, Control Side Connection Type: -, Control Side, Connection Diameter: -, Pressure Gauge: -, Size of Body: -, Accessory: -

The ARP20/30/40 series is available with a back flow function that exhausts the air pressure in the outlet side reliably and quickly. 

This is a legacy product. Please contact us for the latest version.sales@ocaire.com, PRECISION REGULATOR,CLEAN ROOM, AIRLINE EQUIPMENT, ARP PRECISION REGULATOR, D5, ARP 1/4 INCH CLEAN-ROOM, .00000 lb

Size: 20, Backflow Function: None, Thread: F (G), Port Size: 01 (1/8)

Size: 20, Backflow Function: None, Thread: F (G), Port Size: 02 (1/4), Accessory: E (Square Embedded Pressure Gauge w/Limit Indicator), Specifications: 1 (0.005 to 0.2 MPa Setting)

Size: 20, Backflow Function: None, Thread: Rc, Port Size: 01 (1/8), Accessory: EH (E+H)

Size: 20, Backflow Function: None, Thread: Rc, Port Size: 01 (1/8), Accessory: G (Round Pressure Gauge w/Limit Indicator)