VBA40A-T04GN-Z SMC Corporation, VBA40A-T04GN-Z Datasheet - Page 7

• Manufacturer Part Number: VBA40A-T04GN-Z
• Description: BOOSTER REGULATOR, 1/2 NPTF, HANDLE OPERATED, PRESSURE GAUGE, PSI, SILENCER
• Manufacturer: SMC Corporation

Specifications of VBA40A-T04GN-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
• Lead Free Status / Rohs Status: RoHS Exempt Product

Flow Characteristics (
Pressure
Characteristics
Charge Characteristics
VBA40A, 42A
b
With the pressure increase ratio from 1.6 to 2.0,
the charge time of 3.5 – 1.1 = 2.4 sec. (t) is
given by the graph. Then, the charge time (T)
for a 100 l tank:
T = t x
P
P
VBA40A, 42A
The time required to charge tank pressure
from 0.8 MPa to 1.0 MPa at 0.5 MPa supply
pressure:
2
1
1.0
0.8
0.6
0.4
0.2
1.04
1.02
0.98
0.96
0.94
=
1.0
12
11
10
9
8
7
6
5
4
3
2
1
0
0
0
0.8
0.5
10
V
1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2.0
0.4
= 2.4 x
= 1.6
Pressure increase ratio P
Outlet air flow (l/min (ANR))
500
0.5
Inlet pressure (MPa)
100
10
P
P
0.6
Set point
2
1
= 24 (s).
1000
=
VBA40A, 42A)
P
0.7
1.0
0.5
1
Flow rate: 20 l /min (ANR)
Outlet pressure: 1.0 MPa
=0.3 MPa
Inlet pressure: 0.7 MPa
= 2.0
0.8
1500
P
P
2
/P
1
1
=0.5 MPa
=0.4 MPa
0.9
1
2000
1
Flow 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 tank pressure
from 0.8 MPa to 1.0 MPa at 0.5 MPa supply
pressure:
2
1
1.6
1.4
1.2
0.8
0.6
0.4
0.2
1.08
1.06
1.04
1.02
0.98
0.96
0.94
=
1.0
12
11
10
1
0
9
8
7
6
5
4
3
2
1
0
0
0
1
0.8
0.5
10
V
1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2.0
0.4
= 3.2 x
= 1.6
500
Pressure increase ratio P
Outlet air flow (l/min (ANR))
0.5
Inlet pressure (MPa)
1000
100
10
Set point
P
P
0.6
2
1
= 32 (s).
=
1500
VBA43A)
0.7
1.0
0.5
Flow rate: 20 l /min (ANR)
Outlet pressure: 1.0 MPa
Inlet pressure: 0.7 MPa
2000
= 2.0
0.8
P
1
=P
2
/P
2
0.9
2500 3000
1
Booster Regulator
1
If the outlet capacity is undersized, pulsation
may occur.
VBAT05A
VBAT10A, VBAT20A, VBAT38A
Conditions:
Inlet pressure: 0.5 MPa
Outlet set pressure: 1 MPa
Flow rate: Between 0 and max. flow rate
Performance of air tank
• Alleviates the pulsation generated on the
• Manages supply air to be consumed for short
Pulsation/
Pulsation is decreased by using tank.
outlet side.
periods of time by storing air through raising
the tank pressure.
VBA1110
VBA2„A
VBA4„A
Series
Capacity (l)
Capacity (l)
VBAT
VBAT
VBA
4