549681 Festo Quarter Turn Actuators

Product Details

• Flange hole pattern
  F14
• Seals material
  FPM PUR
• Swivel angle
  90 deg
• Depth shaft connection
  38.5 mm
• Cushioning
  No cushioning
• Closing direction
  Clockwise closing
• Connection pressure for spring force
  2.8 bar
• Valve connection conforms to standard
  VDI/VDE 3845 (NAMUR)
• Operating medium
  Compressed air as per ISO 8573-1:2010 [7:4:4]
• Spring return torque at 0° swivel angle
  240 Nm
• Product weight
  26200 g
• End-position adjusting range at 0°
  -1 deg ... 9 deg
• Information on the end-position adjusting range
  One end position optionally adjustable
• Design
  Scotch yoke system
• Type of ignition protection for gas
  Ex h IIC T6...T3 Gb X
• Corrosion resistance class (CRC)
  3 - High corrosion stress
• Spring return torque with 50° swivel angle
  180 Nm
• Cover material
  Wrought aluminum alloy
• Mounting position
  Any
• Symbol
  00991266
Nominal operating pressure
5.6 bar
Type of (ignition) protection for dust
Ex h IIIC T85°C...T200°C Db X
Ambient temperature
-20 °C ... 80 °C
CE marking (see declaration of conformity)
as per EU explosion protection directive (ATEX)
Shaft connection
T36
Spring force
1
Housing material
Wrought aluminum alloy
Shaft material
High-alloy steel
Size of valve actuator
0720
Type code
DAPS
Mode of operation
Single-acting
Operating pressure
2.8 bar ... 8.4 bar
ATEX category for dust
II 2D
Explosion prevention and protection
Zone 1 (ATEX) Zone 22 (ATEX)
Spring return torque with 90° swivel angle
360 Nm
Note on materials
RoHS-compliant
Pneumatic connection
G1/4
End-position adjusting range at nominal swivel angle
81 deg ... 91 deg
Standard connection for valve
ISO 5211
Position sensing
None
Safety integrity level (SIL)
Up to SIL 2 high demand mode Up to SIL 2 low demand mode
ATEX category gas
II 2G
Explosive ambient temperature
-20°C <= Ta <= +60°C
Information on operating and pilot media
Operation with oil lubrication possible (required for further use)
Note about the torque
The actuator's operating torque must not be higher than the maximum permissible torque listed in ISO 5211, based on the size of the mounting flange and the coupling.
Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
29.4 l
Material of screws
High-alloy steel
Material number for shaft
1.4305

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