VBA40A-T04-Z SMC Corporation, VBA40A-T04-Z Datasheet - Page 7
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VBA40A-T04-Z
Manufacturer Part Number
VBA40A-T04-Z
Description
BOOSTER REGULATOR, 1/2 NPTF PORT, HANDLE OPERATED TYPE, PSI
Manufacturer
SMC Corporation
Datasheet
1.VBA10A-T02GN-Z.pdf
(24 pages)
Specifications of VBA40A-T04-Z
Brand/series
VBA Series
Flow Rate
1900 SCFM
Pressure Adjustment
Handle Operating
Pressure Increase Ratio
Twice
Pressure, Operating
1 MPa
Proof Pressure
1.5 MPa
Size, Port
1⁄2 in.
Temperature, Ambient
2 to 50
Thread Type
NPTF
Flow-rate Characteristics
Pressure
Characteristics
Charge Characteristics
VBA43A
b
With the pressure increase ratio from 1.6 to 2.0,
the charge time of 4.5 – 1.3 = 3.2 sec. (t) is
given by the graph. Then, the charge time (T)
for a 100 L tank:
T = t x
P
P
VBA43A
The time required to charge pressure in the
tank from 0.8 MPa to 1.0 MPa at 0.5 MPa
supply pressure:
2
1
=
1.08
1.06
1.04
1.02
0.98
0.96
0.94
1.6
1.4
1.2
0.8
0.6
0.4
0.2
1.0
1
5
4
3
2
1
0
1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2.0
0.8
0.5
0
0
10
V
Outlet air flow rate (L/min (ANR))
= 3.2 x
= 1.6
0.4
Pressure increase ratio P
500
Inlet pressure (MPa)
0.5
1000
100
10
P
P
Flow rate: 20 L/min (ANR)
Set point
0.6
Outlet pressure: 1.0 MPa
2
1
Inlet pressure: 0.7 MPa
= 32 (s).
1500
=
0.7
1.0
0.5
2000
P
1
= 2.0
0.8
= P
2500 3000
2
2
/P
0.9
(Representative
1
value)
1
b
With the pressure increase ratio from 2.0 to 3.0,
the charge time of 147 – 58 = 89 sec. (t) is
given by the graph. Then, the charge time (T)
for a 10 L tank:
T = t x
Flow-rate Characteristics
Pressure
Characteristics
Charge Characteristics
VBA11A
P
P
VBA11A
The time required to charge pressure in the
tank from 1.0 MPa to 1.5 MPa at 0.5 MPa
supply pressure:
2
1
=
2.05
1.95
1.85
400
300
200
100
2.1
2.0
1.9
1.8
0
2
1
1.0
1.0
0.5
10
0
0
V
Outlet air flow rate (L/min (ANR))
= 89 x
= 2.0
0.4
Pressure increase ratio P
Inlet pressure (MPa)
0.5
10
10
Set point
2.0
50
= 89 (s).
P
P
Flow rate: 10 L/min (ANR)
0.6
Outlet pressure: 2.0 MPa
2
1
Inlet pressure: 0.6 MPa
=
0.7
1.5
0.5
100
3.0
= 3.0
0.8
2
P
/P
1
0.9
(Representative
= P
1
Booster Regulator
2
150
4.0
value)
1
If the outlet capacity is undersized, pulsation may
occur.
VBAT05A
VBAT10A, 20A, 38A
Conditions:
Inlet pressure: 0.5 MPa
Outlet set pressure: 1 MPa
Flow rate: Between 0 and max. flow rate
•
Pulsation/
Performance of air tank
• Alleviates the pulsation generated on the
• When air consumption exceeds air supply
outlet side.
during intermittent operation, required air
will be accumulated in the tank for use.
This does not apply for continuous
operation.
0.08
0.06
0.04
0.02
0.08
0.06
0.04
0.02
0.1
0.1
0
0
1
Pulsation is decreased with a tank.
VBA1A
VBA2A
VBA4A
10
Series
VBAT10A
Capacity (L)
Capacity (L)
2
VBAT
VBAT20A
VBAT
20
3
VBAT05A
VBA
30
VBAT38A
4
38
40
5
4