Product Model

vabf-s4-1-v2b1-c-vh-20

In Stock
Last updated: 2025/4/22
Festo vabf-s4-1-v2b1-c-vh-20

Selling Points

  • 1Advanced Vacuum Generation: Generates high vacuum with adjustable ejector pulse for safe workpiece release.
  • 2Air-Saving Function: Optimizes air usage with automatic switching points for efficient operation.
  • 3High Precision Pressure Control: Monitors and controls vacuum pressure with a pressure sensor and threshold value comparator.
  • 4Integrated Safety Features: Includes a non-return valve to delay vacuum reduction if air supply is interrupted, ensuring safe operation.
  • 5Durable Design: Constructed with IP65-rated housing and galvanized steel screws for robust performance in various environments.
Product Details
vabf-s4-1-v2b1-c-vh-20
Festo

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Nominal width of Laval nozzle
2mm
Muffler construction type
Open
Reverse polarity protection
for all electrical connections
Mounting position
Any
Ejector characteristics
High vacuum Standard
Manual override
Detenting Non-detenting Covered
Integrated function
Ejector pulse valve, electric Flow control Shut off valve, electric Air saving function, electrical Non-return valve Pneumatic muffler open Vacuum switch
Structural design
Non-modular
Short-circuit protection
yes
Measured variable
Relative pressure
Measuring principle
Piezoresistive
Switching function
Threshold value comparator
Symbol
00995768
Valve function
5/3, pressurized
Switching element function
N/O contact
Setting range hysteresis
-0.9bar 0bar
Setting range threshold value
-0.999bar 0bar
Operating pressure
4bar 8bar
Nominal operating pressure
6bar
DC operating voltage range
21.6V 26.4V
Inductive protective circuit
Adapted to MZ, MY and ME coils
Idle current
50mA 150mA
Max. output current
50mA
Duty cycle
100%
Voltage drop
1.5V
Coil characteristics
24 V DC: 1.3 W
Overload protection
Available
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
Information on operating and pilot media
Operation with oil lubrication not possible
Corrosion resistance class (CRC)
0 - No corrosion stress
LABS (PWIS) conformity
VDMA24364 zone III
Temperature of medium
0°C 50°C
Noise level
78dB(A)
Degree of protection
IP65
Ambient temperature
0°C 50°C
Product weight
1120g
Pressure measuring range
-1bar 0bar
Accuracy in ± % FS
3%FS
Type of mounting
On sub-base
Pneumatic connection 1
Sub-base, size 26 mm as per ISO 15407-2
Pneumatic connection 3
Sub-base, size 26 mm as per ISO 15407-2
Note on materials
RoHS-compliant
Seals material
NBR
Housing material
Wrought aluminum alloy
Material of screws
Steel Galvanized
Material of plug housing
Die-cast zinc Nickel-plated
Material of pin contacts
Brass Gold-plated
Inspection window material
PA
Material of keypad
TPE-U
Manufacturer ID
571425

Specifications may be subject to change without notice