549683 Festo Quarter Turn Actuators

Product Details

• Size of valve actuator
  0720
• Depth shaft connection
  38.5 mm
• Standard connection for valve
  ISO 5211
• Safety integrity level (SIL)
  Up to SIL 2 high demand mode Up to SIL 2 low demand mode
• Connection pressure for spring force
  4.2 bar
• ATEX category for dust
  II 2D
• End-position adjusting range at 0°
  -1 deg ... 9 deg
• End-position adjusting range at nominal swivel angle
  81 deg ... 91 deg
• Cushioning
  No cushioning
• Closing direction
  Clockwise closing
• ATEX category gas
  II 2G
• Explosion prevention and protection
  Zone 1 (ATEX) Zone 22 (ATEX)
• Corrosion resistance class (CRC)
  3 - High corrosion stress
• Spring return torque with 90° swivel angle
  540 Nm
• Note on materials
  RoHS-compliant
• Housing material
  Wrought aluminum alloy
• Information on the end-position adjusting range
  One end position optionally adjustable
• Mounting position
  Any
• Nominal operating pressure
  5.6 bar
• Explosive ambient temperature
  -20°C <= Ta <= +60°C
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
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.
Spring return torque with 50° swivel angle
270 Nm
Product weight
33000 g
Cover material
Wrought aluminum alloy
Swivel angle
90 deg
Mode of operation
Single-acting
Valve connection conforms to standard
VDI/VDE 3845 (NAMUR)
Position sensing
None
Type of (ignition) protection for dust
Ex h IIIC T85°C...T200°C Db X
Information on operating and pilot media
Operation with oil lubrication possible (required for further use)
Spring return torque at 0° swivel angle
360 Nm
Torque at nominal operating pressure and 0° swivel angle
840 Nm
Pneumatic connection
G1/4
Material of screws
High-alloy steel
Material number for shaft
1.4305
Flange hole pattern
F14
Type code
DAPS
Design
Scotch yoke system
Symbol
00991266
Operating pressure
4.2 bar ... 8.4 bar
Type of ignition protection for gas
Ex h IIC T6...T3 Gb X
Ambient temperature
-20 °C ... 80 °C
Torque at nominal operating pressure and 50° swivel angle
450 Nm
Spring force
3
Shaft connection
T36
Seals material
FPM PUR
CE marking (see declaration of conformity)
as per EU explosion protection directive (ATEX)
Torque at nominal operating pressure and 90° swivel angle
660 Nm
Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
29.4 l
Shaft material
High-alloy steel

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