Precision Regulator

pressure gauge Options G Round type pressure gauge EA NPN open collector 1 output (Note 1) EB PNP open collector 1 output (Note 1) EB PNP open collector 1 output c With digital pressure switch c With digital pressure switch EC NPN open collector 1 output + analog voltage output ED NPN open collector 1 output + analog current output + d Flow direction Nil Flow direction: Left to right R

VPA4

Without sub-plate VH VPA454/474 00 03 (10A) 3 8 (15A) 1 2 (20A) 3 4 (25A) 1 (32A) 1 4 1 (40A) 1 2 1 VHS standard 5 Body size 04 06 10 12 14 VPA450 Piping 3 4 standard 7 11 4 JIS Symbol 2 position double VPA4250/4270 0 Side ported 1 Bottom ported 2 position single VPA4150/4170 VPA470 4 W/o sub-plate Option Specifications Fluid Air 3 position exhaust center VPA4450 3 position closed center

Conforming to OSHA Standard Pressure Relief 3 Port Valve with Locking Holes (Single Action) Series VHS20/30/40/50

Thread type 20 30 40 50 Rc NPT G Nil N F Semi-standard specifications Description Flow direction: Right l Left PSI as unit displayed on label Symbol Nil R Z Note) Port size Symbol Body size 20 ) ) Port size 50 ) ) 40 ) ) ) ) 30 ) ) Note) Only for the NPT thread.

Size: 3 (30), Valve Type: 1 (Normally Closed), Body Material: A (Aluminum), Seal Material: N (NBR), Port Size: 03 (Thread; 3/8), Thread Type: R (Rc), Rated Voltage: 1 (100 VAC), Electrical Entry: DZ (DIN Terminal w/Light, w/Surge Voltage Suppressor)

Size: 3 (30), Valve Type: 1 (Normally Closed), Body Material: A (Aluminum), Seal Material: N (NBR), Port Size: 03 (Thread; 3/8), Thread Type: R (Rc), Rated Voltage: 5 (24 VDC), Electrical Entry: DZ (DIN Terminal w/Light, w/Surge Voltage Suppressor)

: R (w/Bracket), Calibration Certificate: None

Rated Flow Range: 04 (0.5 to 4L/min), Flow Adjustment Valve: None, Thread: Rc, Port Size: 03 (3/8), Output Specification: 1 (OUT1: Analog 1 to 5V), Temperature Sensor: None, Lead Wire: Lead Wire w/M8 Connector, 3m, Units on Label: Instantaneous Flow Rate: L/min; Accumulated Flow: L; Temp: °C, Bracket: R (Bracket), Calibration Certificate: None, Made to Order: X109 (EPDM Seal Material)

Rated Flow Range: 04 (0.5 to 4 L/min), Flow Adjustment Valve: w/o Flow Adjustment Valve, Thread: Rc, Port Size: 03 (3/8), Output Specification/Temperature Sensor: 1 (Out 1 Flow Rate: Analog 1 to 5 V; Out 2 Temperature: None; Temperature Sensor: None), Lead Wire: N (w/o Lead Wire and M8 Connector), Unit Specification: Instantaneous Flow: L/min, Temperature: °C, Bracket: R (w/Bracket), Calibration

: R (w/Bracket), Calibration Certificate: None

Rated Flow Range: 04 (0.5 to 4 L/min), Flow Adjustment Valve: w/o Flow Adjustment Valve, Thread: Rc, Port Size: 03 (3/8), Output Specification/Temperature Sensor: 1 (Out 1 Flow Rate: Analog 1 to 5 V; Out 2 Temperature: None; Temperature Sensor: None), Lead Wire: w/Lead Wire and M8 Connector, 3 m, Unit Specification: Instantaneous Flow: L/min, Temperature: °C, Bracket: R (w/Bracket), Calibration

Exhaust Mechanism: Relieving Type, Flow Direction: R (Right to Left), Drain Cock w/Barb Fitting: None, Pressure Unit: Product: MPa, °C; Pressure Gauge: MPa

Drain Port: w/Drain Cock, Exhaust Mechanism: Relieving Type, Flow Direction: R (Right to Left), Drain Cock w/Barb Fitting: None, Pressure Unit: Product: MPa, °C; Pressure Gauge: MPa

Body Size: 40, Back Flow: w/o Backflow, Thread: Rc, Port Size: 03 (3/8), Mounting Option: Without Mounting, Float Type Auto Drain Option: D (N.O.

Body Size: 30, Backflow: w/o Backflow Function, Thread: F (G), Port Size: 03 (3/8), Options: G (Round Type Pressure Gauge, w/Limit Indicator), Set Pressure: 0.05 to 0.85 MPa Setting, Exhaust Mechanism: Relieving Type, Flow Direction: R (Right to Left), Knob: Downward, Pressure Units: Unit on Product Label: MPa, Pressure Gauge in SI Units: MPa

Body Size: 30, Backflow: w/o Backflow Function, Thread: F (G), Port Size: 03 (3/8), 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: Downward, Pressure Units: Unit on Product Label: MPa, Pressure Gauge in SI Units: MPa

Body Size: 30, Back Flow: w/o Backflow, Thread: Rc, Port Size: 03 (3/8), Mounting Option: Without Mounting, Float Type Auto Drain Option: C (N.C.

Body Size: 30, Backflow: w/o Backflow Function, Thread: Rc, Port Size: 03 (3/8), 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: Unit on Product Label: MPa, Pressure Gauge in SI Units: MPa

Body Size: 30, Backflow: w/o Backflow Function, Thread: Rc, Port Size: 03 (3/8), Options: w/o Mounting Option, 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: Unit on Product Label: MPa, Pressure Gauge in SI Units: MPa

Body Size: 30, Back Flow: w/o Backflow, Thread: N (NPT), Port Size: 03 (3/8), Mounting Option: Without Mounting, Float Type Auto Drain Option: D (N.O.

Body Size: 40, Backflow: w/o Backflow Function, Thread: Rc, Port Size: 03 (3/8), 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: Downward, Pressure Units: Unit on Product Label: MPa, Pressure Gauge in SI Units: MPa