533444 Festo Quarter Turn Actuators

Product Details

• Flange hole pattern
  F07 F10
• Swivel angle
  90 deg
• Depth shaft connection
  24.8 mm
• Mounting position
  Any
• Valve connection conforms to standard
  VDI/VDE 3845 (NAMUR)
• 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 90° swivel angle
  75 Nm
• Pneumatic connection
  G1/8
• Material of screws
  High-alloy steel
• Type code
  DAPS
• Mode of operation
  Single-acting
• Position sensing
  None
• Connection pressure for spring force
  3.5 bar
• ATEX category for dust
  II 2D
• Operating medium
  Compressed air as per ISO 8573-1:2010 [7:4:4]
• Torque at nominal operating pressure and 50° swivel angle
  82.5 Nm
• Spring return torque at 0° swivel angle
  50 Nm
Product weight
6800 g
Housing material
Wrought aluminum alloy
Standard connection for valve
ISO 5211
Symbol
00991266
Operating pressure
3.5 bar ... 8.4 bar
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)
Torque at nominal operating pressure and 0° swivel angle
150 Nm
Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
5.6 l
Seals material
FPM PUR
Shaft material
High-alloy steel
Size of valve actuator
0120
Information on the end-position adjusting range
One end position optionally adjustable
Closing direction
Clockwise closing
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 with 50° swivel angle
37.5 Nm
Shaft connection
T22
Note on materials
RoHS-compliant
Material number for shaft
1.4305
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
Design
Scotch yoke system
ATEX category gas
II 2G
Explosion prevention and protection
Zone 1 (ATEX) Zone 22 (ATEX)
Torque at nominal operating pressure and 90° swivel angle
125 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 force
2
Cover material
Wrought aluminum alloy

Related documents 533444 Specs