549689 Festo Quarter Turn Actuators

Product Details

• Connection pressure for spring force
  2.8 bar
• ATEX category for dust
  II 2D
• Type of (ignition) protection for dust
  Ex h IIIC T85°C...T200°C Db X
• Explosive ambient temperature
  -20°C <= Ta <= +60°C
• Information on operating and pilot media
  Operation with oil lubrication possible (required for further use)
• Spring return torque with 90° swivel angle
  960 Nm
• Shaft connection
  T46
• Cover material
  Wrought aluminum alloy
• Swivel angle
  90 deg
• Depth shaft connection
  49 mm
• Mode of operation
  Single-acting
• Symbol
  00991266
• Operating pressure
  2.8 bar ... 8.4 bar
• Nominal operating pressure
  5.6 bar
• Corrosion resistance class (CRC)
  3 - High corrosion stress
• Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
  91.7 l
• Note on materials
  RoHS-compliant
• Housing material
  Wrought aluminum alloy
• Flange hole pattern
  F16
• Cushioning
  No cushioning
Position sensing
None
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
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 force
1
Material of screws
High-alloy steel
Size of valve actuator
1920
Type code
DAPS
Mounting position
Any
Design
Scotch yoke system
ATEX category gas
II 2G
Explosion prevention and protection
Zone 1 (ATEX) Zone 22 (ATEX)
Spring return torque at 0° swivel angle
640 Nm
Product weight
67000 g
Seals material
FPM PUR
Material number for shaft
1.4305
End-position adjusting range at 0°
-5 deg ... 5 deg
End-position adjusting range at nominal swivel angle
85 deg ... 95 deg
Standard connection for valve
ISO 5211
Closing direction
Clockwise closing
Valve connection conforms to standard
VDI/VDE 3845 (NAMUR)
Ambient temperature
-20 °C ... 80 °C
CE marking (see declaration of conformity)
as per EU explosion protection directive (ATEX)
Spring return torque with 50° swivel angle
480 Nm
Pneumatic connection
G3/8
Shaft material
High-alloy steel

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