2/3 Port Valves for Fluid Control

P.588

P.600

P.606

P.614

P.620

587

1 .

(1)

ISO 6358 : 1989 : Pneumatic fluid power—Components using compressible fluids— Determination of flow-rate characteristicsJIS B 8390 : 2000 :

(2) C b . C : .

(sonic conductance) b : ( / )

(critical pressure ratio) : , .

, . (choked flow)

: (subsonic flow) : 20°C, 0.1 MPa (= 100kPa = 1bar), 65%

(ANR) . : ISO 8778: 1990 Pneumatic fluid power—Standard reference atmosphere, JIS B 8393: 2000: —

(3) .

P2 + 0.1 b ,

P1 + 0.1

293Q = 600 x C (P1 + 0.1) ·····························································(1) 273 + t

P2 + 0.1 > b ,

P1 + 0.1

P2 + 0.1 b P1 + 0.1 Q = 600 x C (P1 + 0.1) 1 – ···························· (2) 1 – b

Q : [dm3/min(ANR)], SI dm3( ) L( ) . 1dm3 =1L

2

293

273 + t

C, b

S

Cv

Cv

ISO 6358: 1989JIS B 8390: 2000

JIS B 8390: 2000 : JIS B 8373, 8374, 8375, 8379, 8381

IEC60534-2-3: 1997JIS B 2005: 1995

: JIS B 8471, 8472, 8473

ANSI/(NFPA)T3.21.3: 1990

Av

—

—

—

—

588

1

0.9

0.8

0.7

0.6

0.5

0.4

0.3

0.2

0.100

C , bP2

Q

P1

b = 0.10.2

0.5

0.6

0.3

0.4

(P2 + 0.1) / (P1 + 0.1)

C : [dm3/(s·bar)]b : [—]P1 : [MPa]P2 : [MPa]t : [°C]

.

)C = 2[dm3/(s·bar)], b = 0.3 P1 = 0.4[MPa], P 2 = 0.3[MPa], t = 20[°C]

293 = 600 x 2 x (0.4 + 0.1) x = 600[dm3/min(ANR)]

273 + 20

0.3 + 0.1 = = 0.8

0.4 + 0.11 0.8 b = 0.3 0.7

= x = 600 x 0.7 = 420[dm3/min(ANR)]

2. ISO 6358, JIS B 8390

0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1

(4) 0.3 MPa

80%, 60%, 40%, 20% C

b b

ød3 3d1

≥ 10d3 10d1 10d23d1 3d2

ød1

ød2

3d3

589

S

JIS B 8390 : 2000 : : JIS B 8373 : 2JIS B 8374 : 3JIS B 8375 : 4 , 5JIS B 8379 : JIS B 8381 :

S : C

(effective area)

P2 + 0.1 0.5 ,

P1 + 0.1 293Q = 120 x S (P1 + 0.1) ··································································(3) 273 + tP2 + 0.1> 0.5 , P1 + 0.1 293Q = 240 x S (P2 + 0.1) (P1 – P2) ··············································(4) 273 + t

C :S = 5.0 x C·······································································································(5)Q : [dm3/min(ANR)], SI dm3( ) L( ) 1dm3 = 1LS : [mm2]P1 : [MPa]P2 : [MPa]t : [°C]

) (4) b C (2) , b = 0.5

(4) 3 0.6MPa (0.5MPa)

0.25MPa(0.2MPa) S

JIS B 8373, 8374, 8375, 8379, 8381 12.9

V Ps + 0.1 293S = 12.1 — log10 ( ) ·················(6) t P + 0.1 TS : [mm2]V : [dm3]t : [s]Ps : [MPa]P : [MPa]T : [K]

3. JIS B 8390

590

2.3 Cv ANSI/(NFPA)T3.21.3 :1990 : Pneumatic fluid power—Flow rating test procedure and

reporting method for fixed orifice components ISO 6358 (flow coefficient) Cv

QCv = ·············································································(7) △P (P2 + Pa) 114.5 T1△P : [bar]P1 : [bar ]P2 : [bar ] : P2 = P1 – △PQ : [dm3/s ]Pa : [bar ]T1 : [K]

P1 + Pa = 6.5 ± 0.2bar , T1 = 297 ± 5K, 0.07bar △P 0.14bar ISO6358

(effective area) A

IEC60534-2-3 : 1997 : Industrial process control valves. Part 2 : Flow capacity, Section Three-Test procedures

JIS B 2005 : 1995 : : JIS B 8471 :

JIS B 8472 : JIS B 8473 :

Av : 1Pa ( ) m3/s ρAv = Q ·········································································································(8) △PAv : [m2]Q : [m3/s]△P : [Pa]ρ : [kg/m3]

4:

△PQ = 1.9 x 106Av ···························································································(9) GQ : [L/min]Av : [m2]△P : [MPa]G : [ = 1]

:

Q = 8.3 x 106Av △P(P2 + 0.1) ·············································································(10)

Q : [m3/s]Av : [m2]△P : [Pa]P1 : [MPa] : △P = P1 – P2P2 : [MPa]

591

:Av = 28 x 10–6 Kv = 24 x 10–6Cv ···········································································(11)

, Kv : 1bar 5 ~ 40°C m3/hCv ( ) : 1lbf/in2(psi) 60°F US gal/min

Kv, Cv

1)Av = 45 x 10–6 [m2] 15 [L/min]Q0 = 15/45 = 0.33[L/min] Q0 0.33 △P 0.031[MPa]

2)Av =1.5 x 10–6 [m2] P1 = 0.8[MPa], △P = 0.008[MPa]

P1 0.8 △P 0.008 Q0 0.7[kg/h] Q = 0.7 x 1.5 = 1.05[kg/h]

Q0

[ L/m

in] (

Av =

1 x

10–6

[m2 ]

)

Q0

[kg/

h] (A

v =

1 x

10–6

[m2 ]

)

∆P [MPa]

P1 = 1MPa

P1 = 0.8MPa

P1 = 0.6MPa

P1 = 0.5MPa

P1 = 0.1MPa

P1 = 0.2MPa

P1 = 0.4MPa

2

1

4.

3

2

10.90.80.70.60.5

0.4

0.3

0.2

0.1

3

2

10.90.80.70.60.5

0.4

0.3

0.2

0.10.001 0.040.030.020.010.0040.0030.002 0.1

P1 = 0.3MPa

5 5 ~ 40°C 0.075MPa 4 x 104

8 Av

5. IEC60534-2-3, JIS B 2005

2d

20d 10d

6d

592

P2

MP

a

P1 1.0MPa

1.0

0.8

0.6

0.4

0.2

0VX211VX22VX23VX2 4VX2 50VX2 60-02VX2 60-

3232

3232

0304

　Q L/min(ANR)

0.1

0.2

0.3

0.4

0.5

0.6

0.70.8

0.9

50 100 150 200 250 300 350

100 200 300 400 500 600

200 400 600 800 1,000 1,200

500 1,000 1,250

500 700 900

500 700 900

700 1,000

500L/min(ANR) ø6(VX2 4□ P1 0.14MPa, ø4.5(VX23) P1 0.3MPa

32

ø2

ø3

ø4.5

ø6

ø8

ø10

ø10

Q L

/min

30

20

10

543

2

1

0.001（0.0018） （0.0054） 0.01 （0.017） 0.05（0.07）0.1

△P＝（P1−P2）MPa

32

32

VX211□ø232

32

0403

2L/min ø3 VX212, 222, 232 △P 0.017MPa

VX2 50 ø8

VX2□2□ø3VX2 60- ø

10

VX2 60-02 ø10

VX2□3□ø4.5

VX2 4□ø6

) . P.588~592 .

VX2 . .

593

P2

MP

a

P1 1.0MPa

1.0

0.9

0.05

0.1

0.150.2

0.25

0.3

0.35

0.4

0.45

0.5

0.55

0.6

0.65

0.7

0.75

0.8

0.85

0.9

0.950.8

0.7

0.6

0.5

0.4

0.3

0.2

0.1

VX211□VX2□2□VX2□3□VX2 4□VX2 50VX2 60-02VX2 60-

3232

3232

0304

　Q kg/h

（　） kcal/kg （　） ℃

5

5 10 15 20 25 30

10 15 20 30 40 50 60

30 60

25 35

20 40

35

10 15

15kg/h ø4.5(VX2□3□S P1 0.15MPa, ø3(VX2□2□S) P1 0.37MPa, ø2（VX211□S） P1 0.82MPa P1

15kg/h 9700kcal/h

（663）（179）

（664）（183）

（662）（174）

（661）（170）

（660）（164）

（658）（158）

（656）（151）

（654）（143）

（650）（133）

（646）（120）

ø2

ø3

ø4.5

ø6

ø8

ø10

ø10

594

mm

• N.C, N.O VX, VDW

ø2 ~ 10

, 0.02MPa

• N.C, N.O VXD

ø10 ~ 50

(0MPa OK)

• N.C, N.O VXZ

ø10 ~ 25

( )

0

N.C·N.O·

(C.O.)

VNA, VNB, VNC, VND, VNH

VXA

ø10 ~ 50

VX VXD .

P1 . ,

, P1 .

. P1 .

P1 ,

0.02MPa

VNA VXZ

P1 .

0MPa

. .

0MPa

,, , ,

VNAVXZ

. P1 .

595

: (AC) (DC)

:

(AC) , , . (DC) (AC)

, (AC) , .

(VA) (V) (A) 1,000VA = 1kVA ( )

(W) . , , .

(W) = (V) x (A) x

: 4.5W VX21 AC100V , 4.5(W)÷100(V) = 0.045(A) . . ( )

.

(AC) , (AC) (50/60 Hz) , . ( )

. . (DC) .

VA( ) W( )(W) , (VA) (W)

. (VA) ( ( = W ÷ VA)) (W) .

(AC) : ( ) . () ( ) .

(DC) : ( ) .

.

(A) = (VA) (V)

(A)= (W) (V)

.

· .

? .

AC .

AC .

.

( ) . 10 .

, . ( ) .

596

. ( ) . ,

. B , · · H

(AC) .

. OFF .

. .

AC DC , AC DC . AC . DC ·

.

.

IP . IP . .

60℃ (DC) .... (DC)

60℃ .

(AC) H

.

(Class)

(℃)

Y

90

A

105

E

120

B

130

F

155

H

180

C

180

H (DC) ....

(IP)

C

OFF

R

2

IP1

IP65：3

0123456

50[mm 12[mm 2.5[mm 1.0[mm

012345678

15

60

―

597

Seal · · .

Seal

NBR

HNBR

EPDM

FKM

PTFE

C37

BC6

SUS

2 . . , .

, ( ) .

: Seal · · .

: NBR .

· : , Seal . .

. . .

. C37 .

· · . ( ) .

( : , ) : , EPDM Seal . · .

4 ( : ) : , . Seal

.

・ : . .・ : ( ) .

・VX21/22/23 NC ・VXZ/VXD NC ・VDW

・ , ・ 13cr, L 18cr

・ (10-6 pa.m3/sec) ,

598

· (1

2 ) .

,

(1 2 ) .

. ( ) .

2 1 . 2 . .

., JIS

SMC .

. .

. VXR .

Seal 0 . 0 . ,

0 . , ( ) .

, .

, .

( ) 1 , , [ ]

P = P1 – P2

= Max. P1

) (0.2MPa )1

0.3MPa0.2MPa0.1MPa

2 0MPa0MPa0.8MPa

×

) (0.02MPa )1

0.3MPa0.01MPa1.0MPa

2 0MPa0MPa0.99MPa

××

（　　　）IN OUT （　） , （OUT＞IN） , .

599

q

●

●

●

●

●

・ ●

●

・ ●

● ●

●

・ ● ● ●

●

●

●

●

●

jet bath ・ ● ●

・ ● ●

・ ●

Tea ・ ● ●

・ ● ●

・ ● ●

・ ●

600

SUS316 KQG2

PA

TL/TH

AF AR

2VX

VDW

ISE30A

PFM

KN

FQ1 SRH 2VX ISE80

PF3W

2VX

FGD

VD

601

/

//

60

0.4MPa 0.7MPa

erosion , corrosion

SUS

Seal 50mm2/s

1mm2/s 50mm2/s 100mm2/s

2

30

? .

10-1210-1110-1010-910-810-710-610-510-410-310-210-1110102

10-1210-1110-1010-910-810-710-610-510-410-310-210-11101102103104105106107108109Pa

Torr(mmHg)

(℃

)

MPa0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 10 11

200

180

160

140

120

100

80

60

40

20

0

602

VX ※

VX ※

※ ※ Ver.2

（P

2）M

Pa 　P1 1.0MPa

1.0

0.8

0.6

0.4

0.2

0

　Q L/min（ANR）

0.1

0.2

0.3

0.4

0.5

0.6

0.70.8

0.9

50 100 150 200 250 300 400350

100 200 300 400 500

1,000

400 600

600

800 1,000 1,200

200 1,400

350 700

400 700 1,000 1,300

500 700

700 1,000

ø2

ø3

ø4

ø5

ø7

ø8

ø10

ø10

　Q

L/m

in

30

20

10

543

2

1

0.001（0.0018） （0.0054） 0.01（0.013）

0.05（0.07）0.1

　△P＝（P1−P2）MPa

ø4, ø5ø8 ø7

ø3

ø2

ø10

（ ）VX

［Mpa］ ［L/min］

（ ）

1 11 2 1/8 1/4 0.5 7 0.1 3

VX210 0.6 14

3 1/8 1/4 0.5 13 0.1 6

5 1/8 1/4 0.2 13

0.1 9 1 29 4 1/4 3/8 0.5 20VX220 0.1 9

7 1/4 3/8 0.15 19

0.1 16 1 34 5 1/4 3/8 0.5 24

VX230 0.1 11

8 1/4 3/8

0.3 40 0.1 23 10 1/4 3/8 0.1 31

VX［Mpa］ ［L/min］

1 410 2 1/8 1/4 0.5 230 0.1 80

VX210 0.6 450

3 1/8 1/4 0.5 380 0.1 130

5 1/8 1/4 0.2 400

0.1 260 1 1260 4 1/4 3/8 0.5 680VX220 0.1 230

7 1/4 3/8 0.15 600

0.1 480 1 1450 5 1/4 3/8 0.5 700 0.1 260VX230

8 1/4 3/8 0.3 1360

0.1 660

10 1/4 3/8 0.1 700

1/2 0.1 1000

：400L/min：ø3

P1 0.58Mpa

：400L/min：ø4

P1 0.2Mpa

：2L/min：ø3

△P 0.013Mpa

0.01（0.013）

603

0

2

3

4

3

A

A

VX2 3 0q

A A

VX2 3 Aw

A03

Al

1/8

2

w

e

r

e

VX2 3 0 A Ar

DC24V

―¡¡¡

q

VX

― ― ―

1

2

3

4

q

w 7

604

(AC )

SMC 2

New .

VX21, 22, 23

VDW10, 20

VXD21, 22, 23

VXZ22, 23

VXF21, 22

/VX21, 22, 23 3

OFF

C37 30%down .,

C37 .

.

20% up 10% down 30% down

C37

INININ

Cv 0.41Cv 0.41 Cv 0.33Cv 0.33 61mm61mm 68mm68mm 220g220g 300g300g

B VX VXE

4.5W1

4.5W1

1.5W

W

6.5

4.5

1.5

WW

2011 7

IP65IP65IP65

UL94V-0 UL94V-0 UL94V-0

.

, Al,

C37, SUS

4.5W 1

7W 2

10.5W 3

ON . ,

, OFF .

605

VXE SeriesVXK2 SeriesVX2 SeriesVDW Series

VXV3 Series

VX3 Series

VDW Series

VDWVX2

VXK2VXEVX3VXDVXZVXP

VQ20 30VNAVNB

ø3.2, ø4, ø6

ø6, ø8, ø10, ø12

ø10, ø3/8", ø12

ø10, ø3/8", ø12

ø6, ø8, ø10, ø12

DC

0

—

M5

6

1/8

8

1/4

VDWVX2

VXK2VX3 VXV3

VDWVX2VX3VNBXL

XM/XYXVD

V, M

—

M5

6

1/8

8

1/4

2 SerSeriiesVVDDDWWWWWW W SSSSerSerSerSerSeriiiiesiesiesiesiesVDVDDDWWWWWWWW

DW WWWW SerSerSerSerSe iiiesiesiesies

606

XL Series XM/XY Series XVD Series

VXP SeriesVXZ Series VQ20 30 Series VNB SeriesVNA SeriesVXD Series

A/ B/ A/ B/

10

3/8

15

1/2

20

3/4

25

1

32

1 1/4

40

1 1/2

50

2

32

1 1/4

40

1 1/2

50

2

A/ B/

KF 16/25/40/50/63/80 K63/80

KF 16/25/40/50/63/80 K63/80

VCR® 1/4, Swagelok ® 1/4

A/ B/

10

3/8

15

1/2

20

3/4

25

1

32

1 1/4

40

1 1/2

50

2

32

1 1/4

40

1 1/2

50

2

VXD SerS iesies XZ Z SerSerieies

XM/XY S

607

VXD Series

VDW Series VX2 Series VXE Series

VXZ Series

VXK2 Series

VDWVX2

VXK2VXEVX3VXDVXZVXPVXRVXHVNB

DC

0

AC 2.0MPa

—

M5

6

1/8

8

1/4

VX2VXK2VX3VXDVXZVXPVXRVNB

E/P

0 ,

E/P

, D

—

M5

6

1/8

8

1/4

ø3.2, ø4, ø6

2 Series

XD Series XZ Series

VDVDDWWWWW SSerSerSerS iiesiesiesiesVVDDDDWWWWW

608

VXR Series VNB Series

VX3 Series VXP Series

VXH Series

A/ B/ A/ B/

10

3/8

15

1/2

20

3/4

25

1

32

1 1/4

40

1 1/2

50

2

32

1 1/4

40

1 1/2

50

2

A/ B/ A/ B/

10

3/8

15

1/2

20

3/4

25

1

32

1 1/4

40

1 1/2

50

2

32

1 1/4

40

1 1/2

50

2

609

VX2 Series VXE Series

VXS Series VXP Series VXR Series VNA Series

VXK2 Series

VX2VXK2VXEVX3VXHVXDVXZVXPVXRVNAVNB

DC ：A/H

A/D/H/N

AC 　1.5MPa

0

A/D/H/N

A/D

—

M5

6

1/8

8

1/4

VX2VXK2VX3VXSVXPVND

S/Q

S

—

M5

6

1/8

8

1/4

610

VX3 Series

VNB Series VND Series

VXH Series VXD Series

A/ B/ A/ B/

10

3/8

15

1/2

20

3/4

25

1

32

1 1/4

40

1 1/2

50

2

32

1 1/4

40

1 1/2

50

2

A/ B/ A/ B/

10

3/8

15

1/2

20

3/4

25

1

32

1 1/4

40

1 1/2

50

2

32

1 1/4

40

1 1/2

50

2

VXD D SerSeriesies

611

VXE Series VCH400 SeriesVXH Series VCH40 Series

VXEVXH

VCH40VCH400

DC 3.0MPa

AC 2.0MPa

G 5.0MPa

—

M5

6

1/8

8

1/4

10

3/8

SGCSGHVNCVNH

—

M5

6

1/8

8

1/4

10

3/8

LVLVM

・・

—

M5

6

1/8

8

1/4

10

3/8

※G

※ M5・ :M6

VXF2

612

VXF2 Series

LVM Series

SGC Series VNC Series VNH SeriesSGH Series

LV Series

A/ B/ A/ B/

※

※

※

20

3/4

15

1/2

※

※

25

1

32

1 1/4

40

1 1/2

50

2

32

1 1/4

40

1 1/2

50

2

A/ B/ A/ B/

20

3/4

15

1/2

25

1

32

1 1/4

40

1 1/2

50

2

32

1 1/4

40

1 1/2

50

2

65

2 1/2

80

3

A/ B/ A/ B/

20

3/4

25

1

32

1 1/4

40

1 1/2

50

2

32

1 1/4

40

1 1/2

50

2

A/ B/

80

3

15

1/2

65

2 1/2

90

3 1/2

100

4

Clean Wet Series

F2 SererSerSeriiiiesiesiesieVXVXFFF222 SererS

613

Y

VX21/22/23 VXK21/22/23 VXD21/22/23 VXZ22/23 VXS22/23

N.C. N.O. N.C. N.O. N.C. N.O.

1/8 (6A)

M5

1/4 (8A)3/8 (10A)1/2 (15A)3/4 (20A)1 (25A)

11/4 (32A)

11/2 (40A)

2 (50A)

21/2 (65A)

3 (80A)

31/2 (90A)

4 (100A)

Rc

・Rc

ø3.2

ø4.0

ø6

ø8

ø10

ø12

ø3/8

P7

P10

N.C. N.O. N.C. N.C.N.O.

614

〈 〉

VXEZ22/23 VXP21/22/23 VXR21/22/23

N.C. N.O.N.C. N.O.N.C.

VXH22

N.C.

VXED21/22/23

N.C.

VXE21/22/23

N.C. N.C.

615

1/8 (6A)

M5

1/4 (8A)3/8 (10A)1/2 (15A)3/4 (20A)1 (25A)

11/4 (32A)

11/2 (40A)

2 (50A)

21/2 (65A)

3 (80A)

31/2 (90A)

4 (100A)

Rc

・Rc

ø3.2

ø4.0

ø6

ø8

ø10

ø12

ø3/8

P7

P10

N.O.N.C.

〈 ・ 〉

N.C. N.C.

VXF2

〈5.0MPa 〉

VCH41/42 VDW10/20/30 VDW30/40-XF VQ20/30

N.O.N.C. N.O.N.C.

VX VDW10/

Rc

Rc

VCH41/42,410 G

VQ20/30

616

1/8 (6A)

M5

1/4 (8A)3/8 (10A)1/2 (15A)3/4 (20A)1 (25A)

11/4 (32A)

11/2 (40A)

2 (50A)

21/2 (65A)

3 (80A)

31/2 (90A)

4 (100A)

Rc

・Rc

ø3.2

ø4.0

ø6

ø8

ø10

ø12

ø3/8

P7

P10

N.C. N.O. N.C. N.O. N.C. N.O. N.C. N.O. C.O.

VX31/32/33

〈5.0MPa 〉

VCH410 VDW200/300

VCH41/42,410 G

617

1/8 (6A)

M5

1/4 (8A)3/8 (10A)1/2 (15A)3/4 (20A)1 (25A)

11/4 (32A)

11/2 (40A)

2 (50A)

21/2 (65A)

3 (80A)

31/2 (90A)

4 (100A)

Rc

・Rc

ø3.2

ø4.0

ø6

ø8

ø10

ø12

ø3/8

P7

P10

N.C.

VXA21/22 VXA31/32

N.O.N.C. N.O. C.O.N.C. N.O.N.C.

〈 ・ 〉

VXFA2

Rc

Rc

618

2)

N.C. N.O. C.O. N.C. N.O. C.O. N.O. N.C.

VNA VNB VNCSGC SGH VND

N.C. N.O.N.C.

(−101kPa)

N.C. N.O.

1) .2) .3) .N.C. NORMAL CLOSEDN.O. NORMAL OPENC.O.

32A

40A

50A

Rc

65A

80A

1

1

1

2

1 8

1 4

3 8

1 2

3 4

1 4

1 2

1)

N.O.

619