8191408 FESTO | Alldatasheet
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Proportional pressure control valve VEAB-L-26-D12-Q4-LK-1R1 Part number: 8191408 General operating condition Data sheet Feature Value Valve function 3-way proportional pressure control valve closed Flow direction Non-reversible Type of control Direct Reset method Mechanical spring Actuation type Electrical Mounting position Any Width dimension 18 mm Sealing principle Soft Total leakage 1 l/h Symbol 00995607 Ambient temperature 0 °C ... 50 °C Temperature of medium 5 °C ... 50 °C Storage temperature -20 °C ... 70 °C Relative air humidity 5 - 85 % Dimensions W x L x H 18 mm x 60.5 mm x 85 mm Pneumatic connection 1 QS-4 Pneumatic connection 2 QS-4 Pneumatic connection 3 QS-4 Seals material EPDM HNBR NBR Type of mounting With through-hole With accessories Inlet pressure 1 MPa 0 MPa ... 0.1 MPa Inlet pressure 1 0 bar ... 1 bar Inlet pressure 1 psi 0 psi ... 14.5 psi Burst pressure 18 bar Output pressure 2 0 MPa ... 0.02 MPa Outlet pressure 2 0 bar ... 0.2 bar Output pressure 2 0 psi ... 2.9 psi Normal nominal flow rate (normalized to DIN 1343) ≥5 l/min Standard nominal flow rate 2-3 ≥4 l/min Linearity 0.5 %FS Reproducibility 0.2 %FS Hysteresis 0.25 %FS 1/19/26 - Subject to change - Festo SE & Co. KG 1/2
Temperature coefficient 0.05 %/K Overall accuracy 0.7 %FS Product weight 70 g Operating medium Compressed air as per ISO 8573-1:2010 [7:4:4] Inert gas Information on operating and pilot media Operation with oil lubrication not possible Nominal altitude of use above sea level < 3000 m NHN Application note The device was developed, designed and built exclusively for industrial and commercial applications. The device has not been approved for private use. Degree of protection IP65 Certification RCM compliance mark KC characters KC EMC CE marking (see declaration of conformity) As per EU EMC directive As per EU RoHS directive UKCA marking (see declaration of conformity) To UK instructions for EMC To UK RoHS instructions Note on materials RoHS-compliant LABS (PWIS) conformity VDMA24364 zone III Corrosion resistance class (CRC) 2 - Moderate corrosion stress DC operating voltage range 18 V ... 30 V Nominal operating voltage DC 24 V Max. current consumption 0.083 A Residual ripple 10 % Setpoint input IO-Link® Max. electrical power consumption 1.5 W Reverse polarity protection for all electrical connections Short-circuit protection For all electrical connections Safety instructions Error state VEAB: In the event of an electrical power failure, output pressure is unregulated and may rise or fall – pressure regulator is blocked. The behavior in the event of loss of IO-Link® communication can be parameterized. Factory setting: Pressure Display type LED Electrical connection M8x1 Plug as per EN 60947-5-2 Max. cable length 20 m Housing material PA-reinforced Vibration resistance Transport application test with severity level 2 as per FN 942017-4 and EN 60068-2-6 Shock resistance Shock test with severity level 2 as per FN 942017-5 and EN 60068-2-27 IO-Link®, number of ports 1 IO-Link®, protocol version Device V 1.1 IO-Link®, device ID 0x03A5 IO-Link®, communication mode COM3 (230.4 kBd) IO-Link, port type Class A IO-Link®, Connection technology Device 3-pin IO-Link®, port class Device A IO-Link®, minimum cycle time 0.5 ms IO-Link®, process data width OUT 2 Byte IO-Link®, process data width IN 2 Byte 1/19/26 - Subject to change - Festo SE & Co. KG 2/2