5 Port Air Operated Valve VFA3000/5000 Series Single Unit, Base Mounted

Brand :

SMC

Caution

Product images may be representative images. Refer to the catalog for details.

Product Description

An air operated valve made by SMC.
[Features]
· Manifolds that are the same as for VF1000/3000/5000 series are available.

5 Port Air Operated Valve VFA3000/5000 Series Single Unit, Base Mounted Specifications

VFA3000 Series external appearance

VFA5000 Series external appearance

Pilot pressure range for single - graph

Model		VFA3000
Fluid		Air
Operating Pressure Range MPa	2 Position Single	0.15 to 1.0
Operating Pressure Range MPa	2 position double / 3 position	-101.2kPa to 1.0
Pilot Pressure Range MPa	2 Position Single	(0.4× P+0.1) to 1.0 P: operating pressure
	2 Position Double	0.1 to 1.0
	3 Position	0.15 to 1.0
Ambient and Working Fluid Temperature °C		-10 to +50 (no freezing.)
Lubrication		Not required
Mounting Orientation		Free
Impact/Vibration Resistance (m/s^{2 *1})		300/50

*1: Impact resistance: No malfunctions after testing under the following conditions: in the axial direction and at a right angle to the main valve with both pilot signal ON and OFF, once for each condition state. (Initial value)
Vibration resistance: No malfunctions occurred in a 1-sweep test between 45 and 2,000 Hz. The test was performed with both pilot signal ON and OFF and in the axial direction and at right angles to the main valve. (Initial value)

Flow Rate Characteristics / Weight List

Valve Model	Switching Method		Piping Connection Port Diameter	Flow Rate Characteristics^*1						Weight (g)^*2
				1 → 4/2 (P → A/B)			4/2 → 5/3 (A/B → EA/EB)
				C [dm³/(s/bar)]	b	Cv	C [dm³/(s/bar)]	b	Cv
VFA3□40-02	2 Position	Single	1/4	2.8	0.14	0.64	2.5	0.18	0.57	295 (143)
	2 Position	Double		2.8	0.14	0.64	2.5	0.18	0.57	318 (166)
	3 Position	Closed Center		2.1	0.22	0.49	1.6	0.26	0.41	335 (183)
		Exhaust Center		2.3	0.21	0.53	2.8 [2.1]	0.23 [0.26]	0.66 [0.50]
		Pressure Center		2.9 [1.1]	0.16 [0.45]	0.67 [0.32]	2.1	0.23	0.49
VFA3□40-03	2 Position	Single	3/8	3.1	0.24	0.76	2.6	0.23	0.62	278 (143)
	2 Position	Double		3.1	0.24	0.76	2.6	0.23	0.62	301 (166)
	3 Position	Closed Center		2.2	0.33	0.57	1.6	0.34	0.40	318 (183)
		Exhaust Center		2.6	0.27	0.61	2.8 [2.3]	0.30 [0.28]	0.68 [0.55]
		Pressure Center		3.4 [1.3]	0.29 [0.48]	0.80 [0.38]	2.2	0.31	0.52
VFA5□44-02	2 Position	Single	1/4	7.3	0.49	2.1	7.3	0.50	2.0	467 (278)
	2 Position	Double		7.3	0.49	2.1	7.3	0.50	2.0	502 (313)
	3 Position	Closed Center		6.6	0.35	1.7	6.3	0.31	1.6	541 (352)
		Exhaust Center		7.4	0.33	1.9	8.1 [7.4]	0.35 [0.34]	2.1 [1.9]
		Pressure Center		8.0 [2.9]	0.35 [0.48]	2.1 [0.85]	5.6	0.31	1.5
VFA5□44-03	2 Position	Single	3/8	8.4	0.34	2.2	8.9	0.29	2.3	454 (278)
	2 Position	Double		8.4	0.34	2.2	8.9	0.29	2.3	489 (313)
	3 Position	Closed Center		7.3	0.34	2.0	7.1	0.28	1.8	528 (352)
		Exhaust Center		8.1	0.27	2.0	14.0 [8.3]	0.26 [0.31]	3.4 [2.2]
		Pressure Center		8.1 [2.5]	0.33 [0.48]	2.0 [0.74]	5.7	0.31	1.4
VFA5□44-04	2 Position	Single	1/2	9.4	0.43	2.7	12.0	0.32	3.0	526 (278)
	2 Position	Double		9.4	0.43	2.7	12.0	0.32	3.0	561 (313)
	3 Position	Closed Center		7.1	0.41	2.1	7.4	0.32	2.0	600 (352)
		Exhaust Center		8.6	0.39	2.4	13.0 [8.9]	0.21 [0.40]	3.1 [2.5]
		Pressure Center		11.0 [2.6]	0.18 [0.47]	2.6 [0.78]	6.1	0.35	1.6

*1: Values in [ ] are for the normal position.
*2: Values in ( ) are for without sub-plate.

Diagram / Body Ported Type

2 position single: VFA3000, VFA5000 diagram

2 position single display symbol

2 position double VFA3000, VFA5000 diagram

3 position closed center / exhaust center / pressure center

*This figure shows the closed center type

Component Parts

Number	Part Name	Material	Notes
1	Body	Diecast aluminum	Urban white
2	Pilot Plate	Diecast aluminum	Urban gray
3	End Plate	Resin	Urban white
4	Piston	Resin	-
5	Spool Valve	Aluminum, HNBR	-
6	Spring	SUS	-

Replacement Parts

Number	Part Name	Part Number		Notes
Number	Part Name	VFA3000	VFA5000	Notes
7	Gasket	DXT031-30-11	DXT156-9-8	HNBR
8	Sub-Plate	1/4: VF3000-71-1□ 3/8: VF3000-71-2□	1/4: VF5000-71-1□ 3/8: VF5000-71-2□ 1/2: VF5000-71-3□	Diecast aluminum
-	Cross Pan Head Machine Screw (1 pc.)	DXT031-44-1 (M4 × 39.5 with SW)	-	For valve mounting
-	Hexagon socket head cap screw (1 pc.)	-	AXT620-32-1 (M4 × 48 with SW)	For valve mounting

Dimensions / VFA3000 Series Base Mounted Type

(Units: mm)

2 position single VFA3140-02/03□(-P) dimensional drawing

(Units: mm)

2 position double VFA3240-02/03□(-P) dimensional drawing

(Units: mm)

3 position closed center / exhaust center / pressure center: VFA3/3/4/5/40-02/03□(-P) dimensional drawing

*See the SMC catalog for information other than that detailed above.