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Festo Proportional Control Valve - Electric G VOFA Series 569819

Specifications

SKU: VOFA-L26-T52-M-G14-1C1-APP 569819

Technical: Valve function
5/2-way, monostable
Standard nominal flow rate (standardised to DIN 1343)
950 l/min
Pneumatic connection, port 1
G1/4
Operating pressure
3 bar - 10 bar

Weighing: Control block VOFA
Sturdy, purely mechanical control block. Can be used as a press safety valve to ISO 16092-4 and EU directive 2006/42/EC (Machinery Directive).
Redundantly designed valve block for safe reversing of a hazardous movement or for safely exhausting pneumatic drives
Can be selected as a decentralised individual connection variant with electrical and pneumatic individual connection or as a feature integrated in the valve terminal VTSA/VTSA-F
Equipped with valves VSVA
Switching position sensing by sensors
With safety functions
Suitable for use as a press safety valve in accordance with ISO 16092-4


Technical Data

  • Valve function5/2-way, monostable
  • Type of actuationElectric
  • Construction width65 mm
  • Standard nominal flow rate (standardised to DIN 1343)950 l/min
  • pneumatic working portG1/4
  • Operating voltage24V DC
  • Operating pressure0.3 MPa ... 1 MPa
  • Operating pressure3 bar ... 10 bar
  • Operating pressure43.5 psi ... 145 psi
  • DesignPiston gate valve
  • Type of resetMechanical spring
  • Degree of protectionIP65 NEMA 4
  • Approvalc UL us - Recognized (OL)
  • KC markKC-EMV
  • CE mark (see declaration of conformity)To EU EMC Directive To EC Machinery Directive
  • UKCA marking (see declaration of conformity)To UK regulations for machines
  • Certificate issuing authorityUL MH19482
  • Exhaust-air functionWith flow control option
  • Sealing principleSoft
  • Mounting positionoptional
  • Conforms to standardEN 60947-5-2
  • Manual overrideNone
  • Type of pilotingPilot actuated
  • Pilot air supplyInternal
  • Flow directionNon-reversible
  • Symbol00997332
  • Measuring principleInductive
  • lapOverlap
  • Reverse polarity protection sensorFor all electrical connections
  • Safety functionProtection against manipulation, prevention of unexpected start-up Reversing a movement
  • Performance Level (PL)Protection against manipulation, prevention of unexpected start-up/up to category 4, Performance Level e Reversing a movement/up to category 4, Performance Level e
  • Note on forced dynamizationSwitching frequency min. 1/week
  • Signal status displayWith accessories
  • Switching position sensingNormal position via sensor
  • Switching status display sensorLED
  • Pilot pressure0.3 MPa ... 1 MPa
  • Pilot pressure3 bar ... 10 bar
  • Switching time off56 ms
  • Switching time on22 ms
  • Valve - sensor switching time on60 ms
  • Valve - sensor switching time off11 ms
  • Duty cycle100%
  • Max. positive test pulse with 0 signal1000 µs
  • Max. negative test pulse with 1 signal800 µs
  • Switching outputPNP
  • Characteristic coil data24 V DC: 1.8 W
  • Permissible voltage fluctuations-15%/+10%
  • Operating mediumCompressed air to ISO 8573-1:2010 [7:4:4]
  • Note on operating and pilot mediumLubricated operation possible (in which case lubricated operation will always be required)
  • Vibration resistanceTransport application test with severity level 2 to FN 942017-4 and EN 60068-2-6
  • Shock resistanceShock test with severity level 2 to FN 942017-5 and EN 60068-2-27
  • Corrosion resistance class CRC0 - No corrosion stress
  • LABS (PWIS) conformityVDMA24364-B1/B2-L
  • Max. magnetic interference field60 mT
  • Media temperature-5 °C ... 50 °C
  • Sound pressure level85 dB(A)
  • Protection against direct and indirect contactPELV Protection class to EN60950/IEC 950
  • Pilot mediumCompressed air to ISO 8573-1:2010 [7:4:4]
  • Ambient temperature-5 °C ... 50 °C
  • Nominal altitude of use1000 m in accordance with VDE 0580
  • Product weight1138 g
  • Operating voltage range, DC sensor10 V ... 30 V
  • Short-circuit strength sensorPulsed
  • Idle current sensor≤10 mA
  • Max. output current sensor200 mA
  • Max. switching frequency sensor5000 Hz
  • Residual ripple sensor± 10%
  • Voltage drop sensor≤2 V
  • Electrical connectionType C To EN 175301-803 Without protective earth conductor
  • Sensor connectionPlug 3-pin M8x1
  • Type of mountingWith through-hole
  • Pressure gauge connectionG1/4
  • Pneumatic connection, port 1G1/4
  • Pneumatic connection, port 2G1/4
  • Pneumatic connection, port 3G1/4
  • Pneumatic connection, port 4G1/4
  • Pneumatic connection, port 5G1/4
  • Note on materialsRoHS-compliant
  • Material sealsFPM HNBR NBR
  • Material housingDie-cast aluminium PA
  • Material screwsGalvanised steel
  • Switching element functionN/C contact


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