549680 Festo Quarter Turn Actuators

Product Details

• Standard connection for valve
  ISO 5211
• Valve connection conforms to standard
  VDI/VDE 3845 (NAMUR)
• ATEX category for dust
  II 2D
• Explosion prevention and protection
  Zone 1 (ATEX) Zone 22 (ATEX)
• Corrosion resistance class (CRC)
  3 - High corrosion stress
• End-position adjusting range at 0°
  -1 deg ... 9 deg
• Cushioning
  No cushioning
• Design
  Scotch yoke system
• Safety integrity level (SIL)
  Up to SIL 2 high demand mode Up to SIL 2 low demand mode
• Type of ignition protection for gas
  Ex h IIC T6...T3 Gb X
• Ambient temperature
  -20 °C ... 80 °C
• CE marking (see declaration of conformity)
  as per EU explosion protection directive (ATEX)
• 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 force
  4
• Note on materials
  RoHS-compliant
• Shaft material
  High-alloy steel
• Size of valve actuator
  0720
• End-position adjusting range at nominal swivel angle
  81 deg ... 91 deg
• Type code
  DAPS
• Information on the end-position adjusting range
  One end position optionally adjustable
Closing direction
Clockwise closing
Connection pressure for spring force
5.6 bar
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
Torque at nominal operating pressure and 0° swivel angle
720 Nm
Spring return torque with 50° swivel angle
360 Nm
Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
29.4 l
Pneumatic connection
G1/4
Material number for shaft
1.4305
Swivel angle
90 deg
Mounting position
Any
Symbol
00991266
Nominal operating pressure
5.6 bar
ATEX category gas
II 2G
Information on operating and pilot media
Operation with oil lubrication possible (required for further use)
Torque at nominal operating pressure and 90° swivel angle
480 Nm
Shaft connection
T36
Cover material
Wrought aluminum alloy
Housing material
Wrought aluminum alloy
Flange hole pattern
F12
Depth shaft connection
38.5 mm
Mode of operation
Single-acting
Position sensing
None
Operating pressure
5.6 bar ... 8.4 bar
Type of (ignition) protection for dust
Ex h IIIC T85°C...T200°C Db X
Explosive ambient temperature
-20°C <= Ta <= +60°C
Torque at nominal operating pressure and 50° swivel angle
360 Nm
Spring return torque with 90° swivel angle
720 Nm
Material of screws
High-alloy steel
Spring return torque at 0° swivel angle
480 Nm
Product weight
33000 g
Seals material
FPM PUR

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