533437 Festo Quarter Turn Actuators

Product Details

• End-position adjusting range at 0°
  -1 deg ... 9 deg
• Cushioning
  No cushioning
• Closing direction
  Clockwise closing
• ATEX category gas
  II 2G
• Size of valve actuator
  0053
• Type code
  DAPS
• Mounting position
  Any
• Position sensing
  None
• Operating pressure
  4.2 bar ... 8.4 bar
• Nominal operating pressure
  5.6 bar
• Operating medium
  Compressed air as per ISO 8573-1:2010 [7:4:4]
• Spring return torque at 0° swivel angle
  26 Nm
• Spring force
  3
• Shaft connection
  T17
• Material of screws
  High-alloy steel
• Flange hole pattern
  F05 F07
• Information on the end-position adjusting range
  One end position optionally adjustable
• Mode of operation
  Single-acting
• Connection pressure for spring force
  4.2 bar
• ATEX category for dust
  II 2D
Information on operating and pilot media
Operation with oil lubrication possible (required for further use)
Corrosion resistance class (CRC)
3 - High corrosion stress
Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
2.1 l
Note on materials
RoHS-compliant
Seals material
FPM PUR
End-position adjusting range at nominal swivel angle
81 deg ... 91 deg
Depth shaft connection
19.3 mm
Design
Scotch yoke system
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
Ambient temperature
-20 °C ... 80 °C
Explosion prevention and protection
Zone 1 (ATEX) Zone 22 (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 return torque with 90° swivel angle
40 Nm
Product weight
3000 g
Material number for shaft
1.4305
Swivel angle
90 deg
Standard connection for valve
ISO 5211
Symbol
00991266
Type of ignition protection for gas
Ex h IIC T6...T3 Gb X
Explosive ambient temperature
-20°C <= Ta <= +60°C
Torque at nominal operating pressure and 0° swivel angle
62 Nm
Torque at nominal operating pressure and 50° swivel angle
32.5 Nm
Cover material
Wrought aluminum alloy
Housing material
Wrought aluminum alloy
Type of (ignition) protection for dust
Ex h IIIC T85°C...T200°C Db X
CE marking (see declaration of conformity)
as per EU explosion protection directive (ATEX)
Torque at nominal operating pressure and 90° swivel angle
48 Nm
Spring return torque with 50° swivel angle
19.5 Nm
Pneumatic connection
G1/8
Shaft material
High-alloy steel

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