549692 Festo Quarter Turn Actuators

Product Details

• Size of valve actuator
  1920
• End-position adjusting range at nominal swivel angle
  85 deg ... 95 deg
• Mode of operation
  Single-acting
• Closing direction
  Clockwise closing
• ATEX category for dust
  II 2D
• Information on operating and pilot media
  Operation with oil lubrication possible (required for further use)
• Swivel angle
  90 deg
• Standard connection for valve
  ISO 5211
• Cushioning
  No cushioning
• Operating pressure
  5.6 bar ... 8.4 bar
• Type of ignition protection for gas
  Ex h IIC T6...T3 Gb X
• Type code
  DAPS
• Position sensing
  None
• Valve connection conforms to standard
  VDI/VDE 3845 (NAMUR)
• Connection pressure for spring force
  5.6 bar
• Ambient temperature
  -20 °C ... 80 °C
• Flange hole pattern
  F16
• Depth shaft connection
  49 mm
• Design
  Scotch yoke system
• Symbol
  00991266
Nominal operating pressure
5.6 bar
Explosive ambient temperature
-20°C <= Ta <= +60°C
CE marking (see declaration of conformity)
as per EU explosion protection directive (ATEX)
Spring return torque at 0° swivel angle
1280 Nm
Shaft connection
T46
Cover material
Wrought aluminum alloy
End-position adjusting range at 0°
-5 deg ... 5 deg
Mounting position
Any
Safety integrity level (SIL)
Up to SIL 2 high demand mode Up to SIL 2 low demand mode
ATEX category gas
II 2G
Type of (ignition) protection for dust
Ex h IIIC T85°C...T200°C Db X
Explosion prevention and protection
Zone 1 (ATEX) Zone 22 (ATEX)
Torque at nominal operating pressure and 90° swivel angle
1280 Nm
Spring return torque with 50° swivel angle
960 Nm
Product weight
67000 g
Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
91.7 l
Material of screws
High-alloy steel
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
Torque at nominal operating pressure and 50° swivel angle
960 Nm
Spring force
4
Housing material
Wrought aluminum alloy
Torque at nominal operating pressure and 0° swivel angle
1920 Nm
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 90° swivel angle
1920 Nm
Note on materials
RoHS-compliant
Seals material
FPM PUR
Material number for shaft
1.4305
Corrosion resistance class (CRC)
3 - High corrosion stress
Pneumatic connection
G3/8
Shaft material
High-alloy steel

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