533451 Festo Quarter Turn Actuators

Product Details

• Closing direction
  Clockwise closing
• Operating pressure
  2.8 bar ... 8.4 bar
• Type of (ignition) protection for dust
  Ex h IIIC T85°C...T200°C Db X
• Flange hole pattern
  F10 F12
• Type code
  DAPS
• Mounting position
  Any
• Design
  Scotch yoke system
• Nominal operating pressure
  5.6 bar
• ATEX category for dust
  II 2D
• Information on operating and pilot media
  Operation with oil lubrication possible (required for further use)
• Product weight
  10200 g
• Housing material
  Wrought aluminum alloy
• End-position adjusting range at 0°
  -1 deg ... 9 deg
• Depth shaft connection
  29.5 mm
• Standard connection for valve
  ISO 5211
• Position sensing
  None
• Connection pressure for spring force
  2.8 bar
• ATEX category gas
  II 2G
• Explosive ambient temperature
  -20°C <= Ta <= +60°C
• CE marking (see declaration of conformity)
  as per EU explosion protection directive (ATEX)
Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
10.5 l
Size of valve actuator
0240
End-position adjusting range at nominal swivel angle
81 deg ... 91 deg
Cushioning
No cushioning
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
Corrosion resistance class (CRC)
3 - High corrosion stress
Spring return torque with 50° swivel angle
60 Nm
Note on materials
RoHS-compliant
Shaft material
High-alloy steel
Material of screws
High-alloy steel
Swivel angle
90 deg
Information on the end-position adjusting range
One end position optionally adjustable
Mode of operation
Single-acting
Symbol
00991266
Valve connection conforms to standard
VDI/VDE 3845 (NAMUR)
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 90° swivel angle
120 Nm
Shaft connection
T27
Seals material
FPM PUR
Material number for shaft
1.4305
Explosion prevention and protection
Zone 1 (ATEX) Zone 22 (ATEX)
Spring return torque at 0° swivel angle
80 Nm
Spring force
1
Pneumatic connection
G1/4
Cover material
Wrought aluminum alloy

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