Festo VTSA-FB
Standards-based valve terminal
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Festo Standards-based valve terminal.
VTSA-FB Datasheet:
Electrical control | EthernetFieldbusIntegrated controller |
Electrical I/O system | yes |
Terminal type | 44 |
Operating medium | Compressed air to ISO 8573-1:2010 [7:4:4] |
Note on operating and pilot medium | Lubricated operation possible (in which case lubricated operation will always be required) |
Ambient temperature | -5 °C ... 50 °C |
Storage temperature | -20 °C ... 60 °C |
Relative air humidity | 0 - 90% |
Degree of protection | IP65NEMA 4 |
Corrosion resistance class CRC | 0 - No corrosion stress |
Operating pressure | -0.09 MPa ... 1 MPa |
Operating pressure | -0.9 bar ... 10 bar |
Pilot pressure | 0.3 MPa ... 1 MPa |
Pilot pressure | 3 bar ... 10 bar |
Operating pressure for valve terminal with internal pilot air supply | 0.3 MPa ... 1 MPa |
Operating pressure for valve terminal with internal pilot air supply | 3 bar ... 10 bar |
LABS (PWIS) conformity | VDMA24364-B1/B2-L |
CE mark (see declaration of conformity) | To EU EMC DirectiveTo EU Explosion Protection Directive (ATEX) |
CE marking (see declaration of conformity) | To UK instructions for EMCTo UK RoHS instructions |
KC mark | KC-EMV |
Approval | BIAC-Tickc UL us - Recognized (OL) |
Explosion protection | Zone 2 (ATEX) |
ATEX category gas | II 3G |
Explosion ignition protection type for gas | Ex nA IIC T3 X Gc |
Explosion ambient temperature | -5°C <= Ta <= +50°C |
Note on materials | RoHS-compliant |
Valve terminal structure | Modular, valve sizes can be mixed |
Max. number of valve positions | 32 |
Max. number of pressure zones | 32 |
Type of actuation | Electric |
Valve function | 2x2/2-way, monostable, closed2x3/2-way, monostable, closed2x3/2-way, open, monostable2x3/2-way, open/closed, monostable5/2 double solenoid5/2-way, bistable, dominant5/2-way, monostable5/2-way, monostable, safety function5/3-way, pressurised5/3 exhausted5/3 closed5/3-way, port 2 pressurised, 4 exhausted |
Design | Piston gate valve |
Valve size | 65 mm |
Pilot air supply | ExternalInternal |
Max. standard nominal flow rate | 550 l/min at 18 mm1100 l/min at 26 mm1300 l/min at 42 mm2900 l/min at 52 mm4000 l/min at 65 mm |
Suitability for vacuum | yes |
Exhaust-air function | Via throttle plate |
pneumatic working port | G1/8G1/4G3/8G1/2QS-6QS-8QS-10QS-12QS-14QS-16 |
Signal status display | LED |
Nominal operating voltage DC | 24 V |
Permissible voltage fluctuations | +/- 10 % |
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