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How to Order

Nil

P2

P3

P4

Symbol

q
w
e
r

Position

Symbol

Nil

1

2

3

Option

None

With flow rate adjustment

With bypass

With flow rate adjustment/bypass

Applicable valve type

N.C. N.O. Double acting



Symbol

Nil

1

2

N

Thread (fitting) type

ø6 mm One-touch fitting

Rc1/8

M5 x 0.8

NPT1/8

N.C.

PA

B

A

N.O.

PB

B

A

PB

PA

B

A

Valve type

0

1

2

N.C.
N.O.

Double acting

Applicable tubing size

Symbol

16A

20A

25A

Tubing outside

diameter

ø22 mm
ø26 mm
ø32 mm

Applicable

series

LVP5

LVP6

LVP 5 0

16A

P2

Nil

N

Symbol

FKM

EPDM

Material

Rubber material

Pilot port position 

(Refer to the figure above.)

Option

Pilot port thread (fitting) type

Double acting

Symbol

Nil

W

Symbol

Standard

Low water

hammer type

Type

Type

Series

5

6

Symbol

ø16 mm
ø22 mm

5
6

Orifice

dia.

Body

size

W

-6-

Specifications

Model

LVP5

0 to 0.3 MPa

0 cm

3

/min (with water pressure 0.3 MPa)

ø16 mm

4.2 (5)

1 MPa

0.3 to 0.5 MPa

0.2 MPa or less
0.2 MPa or less
0.3 MPa or less

0 to 60

°

C (No freezing)

0 to 60

°

C

PTFE

CPVC

Deionized water, chemical liquids

(Fluid wetted part materials, fluid that does not corrode rigid vinyl chloride tube)

PVC unfixed union

(Nominal dia.: 16A)

PVC unfixed union

(Nominal dia.: 20A or 25A)

Rigid vinyl chloride tube 

Note 1)

O.D. ø22 mm (Nominal dia.: 16A)

Rigid vinyl chloride tube 

Note 1)

O.D. ø26 mm (Nominal dia.: 20A)
O.D. ø32 mm (Nominal dia.: 25A)

ø6 mm One-touch fitting 

Note 2)

Rc1/8, M5 x 0.8, NPT1/8

0 to 0.4 MPa

0 cm

3

/min (with water pressure 0.4 MPa)

ø22 mm
8.1 (9.5)

LVP6

Fluid pressure
Withstand pressure
Pilot pressure

Valve leakage

Back 

pressure

Fluid

Port size

Applicable tube

Pilot port size

Orifice diameter 
Flow rate characteristics Kv (Cv)
Fluid temperature
Ambient temperature

Fluid wetted part material

Valve type: N.C. type
Valve type: N.O. type
Valve type: Double acting type

Diaphragm
Body

Note 1) Rigid vinyl chloride tube complies with JIS K6742
Note 2) SMC polyolefin tubing (TRH series) and soft polyolefin tubing (TPH series) are recommended for piping since the same mechanism and 

construction as SMC KP series are used for ø6 mm One-touch fittings.

Complement: Polyurethane tubing (TU series), nylon tubing (T series), and soft nylon tubing (TS series) can be used, but the degree of clean 

performance will be reduced.

10 times/min (reference)

Operating frequency

Summary of Contents for LVP Series

Page 1: ...Doc no LV50 OMZ0015 PRODUCT NAME Vinyl Chloride Air Operated Valve MODEL Series Product Number LVP series...

Page 2: ...1 Contents 1 Safety Instructions P2 2 Dimensions P4 3 How to Order Specifications P6 4 Applicable Fluids P7 5 Trouble Shooting P8...

Page 3: ...nt failure when configuring the equipment 2 Only personnel with appropriate training should operate machinery and equipment The product specified here may become unsafe if handled incorrectly The asse...

Page 4: ...roduct or necessary parts will be provided This limited warranty applies only to our product independently and not to any other damage incurred due to the failure of the product 3 Prior to using SMC p...

Page 5: ...vide a relief valve in the system so that fluid does not get into the liquid seal circuit 7 Countermeasures for static electricity Since static electricity may be generated depending on the fluid bein...

Page 6: ...with flow rate adjustment open gradually starting from the fully closed state Opening is accomplished by turning the adjustment knob counterclockwise Additionally do not apply excessive force to the a...

Page 7: ...materials fluid that does not corrode rigid vinyl chloride tube PVC unfixed union Nominal dia 16A PVC unfixed union Nominal dia 20A or 25A Rigid vinyl chloride tube Note 1 O D 22 mm Nominal dia 16A R...

Page 8: ...al option N Note 2 Note 1 Note 2 Note 1 Note 2 Note 2 Note 2 Note 2 Compatibility The material and fluid compatibility check list provides reference values as a guide only Note 1 Since static electric...

Page 9: ...e Eliminate particles and install filter Check if the connection of pilot port is correct 2 Fluid does not stop 1 Malfunction of pilot valve 2 Failure of electrical system Replace valve Clean air supp...

Page 10: ...u Tokyo 101 0021 JAPAN Tel 81 3 5207 8249 Fax 81 3 5298 5362 URL https www smcworld com Note Specifications are subject to change without prior notice and any obligation on the part of the manufacture...

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