FESTO Vacuum block VABF-S4-1-V2B1-C-VH-20 571425
Automation & Pneumatics > Pneumatics & All Fluid > Pneumatics Accessories
Additional technical information: Type of silencer: OpenMounting type: On connection plateOperating pressure: 4 ... 8 barOperating medium: Compressed air according to ISO 8573-1:2010 [7:4:4]Operating voltage range DC: 21.6 ... 26.4 VPressure measuring range: -1 ... 0 barAll mounting positions permittedDuty cycle: 1Adjustment range hysteresis [bar]: -0.9 ... 0 barSetting range threshold values: -0.999 ... 0 barEjector characteristic: High vacuumStandardAccuracy FS: 3 %FSManual override: Latchingspring returnhiddenNote on operating and control medium: Oiled operation not possibleInductive protective circuit: Adapted to MZ, MY, ME coilsIntegrated function: Discharge pulse valve electricalChokePower-on valveElectric air saving functionCheck valveMuffler openVacuum switchConstructive structure: Not modularCorrosion resistance class KBK: 0 - no corrosion stressShort-circuit resistance: YesIdle current: 50 ... 150 mAMax. output current 50 mAMedium temperature: 0 ... 50 °CMeasured variable: Relative pressureMeasuring principle: PiezoresistiveNominal operating pressure 6 barNominal diameter Laval nozzle: 2 mmPneumatic connection 1: Connection plate size 26 mm according to ISO 15407-2Pneumatic connection 3: Connection plate size 26 mm according to ISO 15407-2Product weight: 1,120 gSound pressure level 78 dB(A)Switching element function: CloserSwitching function: Threshold comparatorIP65 ratingVoltage drop = 1.5 V.COIL RATINGS 24 V DC 1.3 WOverload resistance: AvailableAmbient temperature: 0 ... 50 °CValve function: 5/3 ventilatedReverse polarity protection: For all electrical connectionsMaterial seals: NBRMaterial casing: Aluminum wrought alloyMaterial screws: SteelgalvanizedMaterial viewing window: PAMaterial connector housing: Die-cast zincNickel-platedMaterial plug contacts: BrassGold platedKeypad material TPE-UMaterial note: RoHS compliant; Ambient temperature (max.): +50 °C; IP rating: IP65; Max. operating pressure: 8 bar; Media temperature (max.): +50 °C; Media temperature (min.): 0 °C; Min. ambient temperature: 0 °C; Operating medium: Compressed Air; Operating pressure (min.): 4 bar; Type: 571425; Weight: 1120 g
