Rotork manufacture pneumatic semi-rotary slide valves with lever, key or switch operation, for heavy industrial applications including rail, offshore and mining.

• Heavy duty

• 2/2, 3/2 and 4/2, 2 position detent or spring-return

• 4/3, 3 position detent or spring to centre

• Available in stainless steel or aluminium

• Lever, key or switch operated

• Plate assembly available

• Maintenance free

Working Temperature Range

• -40 to +70 ºC (-40 to +158 ºF)

Maximum Flow

• At 6 bar (87 psi), 1 bar (14.5 psi) differential 700 l/min (24.7 SCFM)

Working Pressure (gases)

• 0 to 10 bar (0 to 145 psi)

Ports BSP (NPT option available)

• 1/4" BSP

Construction Materials

• Body: Aluminium or stainless steel1

• Slide carrier, springs: 316 stainless steel

• Seals: Nitrile

• Graphite filled PTFE slide

Cv (Kv)

• 0.7 (0.6)

Media

• Neutral, gaseous and liquid fluids

1 Other material available upon request please consult factory.

Semi-Rotary Pneumatic Control ValvesLever, Key or Switch Operated

Fluoslide

A4 US

US

A4

US

A4

A4 US

Fluoslide Semi-Rotary Pneumatic Control Valves

Semi-Rotary Pneumatic Control Valves – Lever, Key or Switch Operated14

0

Ø 1

3 pa

nel

cut-

out

(min

imum

)

3 panelthickness (max)28.6

20

2

1

2 mounting holes supplied with screws

M6 x 12 deep

2 mounting holes M6 x 8 deep

5 ports 1/4" BSP

28.6

9.5

13

12 1524

63.562

34.75° 34.75°

54

54

38

1524

1

3 4

2 mounting holes M6 x 8 deep54

38

28.6

9.5

28.6

12 15 15

24 2454

34.75° 34.75°

5 ports 1/4" BSP

63.563 30

26key

removed

20

3 4

1 1

2

1/4" Lever Operated 4 Way Semi-Rotary Valve

1/4" Key Operated 4 Way Semi-Rotary Valve

A4 US

Semi-Rotary Pneumatic Control Valves – Lever, Key or Switch Operated

1/4" Switch Operated 4 Way Semi-Rotary Valve

Valve Size

2 1/4"

Function

B Bistable

M Mono Stable

E Positive PRN

D Positive PHN

RSelf

Centering PRN

HSelf

Centering PHN

Operator Left

0 Switch

9 Key

5 Lever

Operator Right

0 Switch

9 Key

5 Lever

Accessories2

5 Panel Mounted

7 Mounting Flange

- Foot

Mounting Bracket

Material

A Aluminium / Nitrile

S Stainless / Nitrile

Style

B BV

Port Type

1 BSP

2 NPT

Type

2 Semi-Rotary

Port Style

B Body Ported

Ports

4

Positions1

2

3

2 4 • 2 • • • • • B • B

Ordering information

1 For 2 positions select Function B or M only.2 Foot mounting bracket available with 'Lever' option only.

Note: For 2/2 & 3/2 configurations relative ports to be plugged.

Description Type Symbol Type Symbol Type Symbol

2 position positive (4/2)

Lever Key Switch

2 position auto reset (4/2)

3 position positive, pressure release neutral (4/3)

3 position positive, pressure held neutral (4/3)

3 position self centre, pressure release neutral (4/3)

3 position self centre, pressure held neutral (4/3)

Symbols

5 ports1/4" BSP

2 mounting holes supplied with screws

M6 x 12 deep

2 mounting holes M6 x 8 deep 3 panel

thickness (max)

Ø 1

3 pa

nel

cut-

out

(min

imum

)

28.6

20

2

1

1524

34.75° 34.75°

9.5

28.6

241512

13

40 63.5

3 4

1

54

38

54

13

121214

11 33

44 22

1214

13

4 2

44 22

33 11

121214

44 22

33 11

121214

44 22

33 11

121214

44 22

33 11

121214

12

1413

4 2

14

14

14

14

14

12

13

4 2

4 2

3 1

12

4 2

3 1

12

4 2

3 1

12

4 2

3 1

12

12

1413

4 2

14

14

14

14

14

121214

11 33

44 22

1214

13

4 2

44 22

33 11

121214

44 22

33 11

121214

44 22

33 11

121214

44 22

33 11

121214

12

1413

4 2

14

14

14

14

14

12

13

4 2

4 2

3 1

12

4 2

3 1

12

4 2

3 1

12

4 2

3 1

12

12

1413

4 2

14

14

14

14

14

121214

11 33

44 22

1214

13

4 2

44 22

33 11

121214

44 22

33 11

121214

44 22

33 11

121214

44 22

33 11

121214

12

1413

4 2

14

14

14

14

14

12

13

4 2

4 2

3 1

12

4 2

3 1

12

4 2

3 1

12

4 2

3 1

12

12

1413

4 2

14

14

14

14

14

A full listing of the Rotork sales and service network is available on our website.

Gearboxes and Gear Operators

Precision Control and Indication

Projects, Services and Retrofit

Electric Actuators and Control Systems

Fluid Power Actuators and Control Systems

www.rotork.comPUB117-017-00Issue 05/20

As part of a process of on-going product development, Rotork reserves the right to amend and change specifications without prior notice. Published data may be subject to change. For the very latest version release, visit our website at www.rotork.com

The name Rotork is a registered trademark. Rotork recognises all registered trademarks. Published and produced in the UK by Rotork. POWTG0320

Rotork Midland Ltd.

tel +44 (0)1902 305678email sales.midland@rotork.com

Semi-Rotary Pneumatic Control ValvesLever, Key or Switch Operated

Fluoslide

Description Part Number

Foot Mounting Bracket1 BV270/1-2

Mounting Flange SPV2/573-2A

Accessories available separately see ordering details below:

9.5Ø 8.5 Mounting

Holes 85

70

63.5

38

Mounting Flange

Accessories

54

35

2

34.1

3

Ø 6.35 Mounting Holes 16

8

Foot Mounting Bracket1

1 Available with Lever option only.

A4US

US

A4

US A4

US

A4