8065343 Festo Quarter Turn Actuators

Product Details

• Operating pressure
  2 bar ... 8 bar
• PFH
  1.01E-7
• End-position adjusting range at 0°
  -5 deg ... 5 deg
• Standard connection for valve
  ISO 5211
• Connection for valve positioner and position sensor conforms to standard
  VDI/VDE 3845 size AA 2
• Type of (ignition) protection for dust
  Ex h IIIC T105°C Db X
• Ambient temperature
  -20 °C ... 80 °C
• Information on operating and pilot media
  Dew point min. 10 °C below the ambient and medium temperature Operation with oil lubrication possible (required for further use)
• 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.
• Pneumatic connection
  G1/4
• Seals material
  NBR
• Material of bearing
  POM
• Nominal operating pressure
  5.5 bar
• Maritime classification
  See certificate
• Type code
  DFPD
• Mode of operation
  Double-acting
• Valve connection conforms to standard
  VDI/VDE 3845 (NAMUR)
• Type of ignition protection for gas
  Ex h IIC T4 Gb X
• Explosive ambient temperature
  -20°C <= Ta <= +80°C
• Corrosion resistance class (CRC)
  2 - Moderate corrosion stress
PFD
0.00142
Shaft connection
T22
Cover material
Die-cast aluminum, coated
Material of piston
Die-cast aluminum
Flange hole pattern
F0710
End-position adjusting range at nominal swivel angle
-5 deg ... 5 deg
Symbol
00991265
Safety integrity level (SIL)
Up to SIL 2 low demand mode up to SIL 1 high demand mode
ATEX category gas
II 2G
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
Storage temperature
-20 °C ... 60 °C
Torque at nominal operating pressure and 0° swivel angle
234.3 Nm
Product weight
11139 g
Cam material
Steel
Shaft material
Steel, nickel-plated
Size of valve actuator
240
Safety function
The fundamental safety function is the execution of a complete working stroke (opening and closing of the process valve) within a defined time.
Swivel angle
135 deg
Mounting position
Any
Closing direction
Clockwise closing
Certificate issuing authority
DNVGL TAP00001CE German Technical Control Board (TÜV) Rheinland 968/V 1106.00/19
Explosion prevention and protection
Zone 1 (ATEX) Zone 22 (ATEX)
Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
26.6 l
Note on materials
RoHS-compliant
Material of screws
High-alloy stainless steel
Devices type according to VDMA 66413
Safety device
MTTFd
1126 years
Depth shaft connection
24 mm
Design
Gear rack/pinion
Certified for safety function to ISO 13849 and IEC 61508 (SIL)
Product can be used in safety-related parts of control systems up to SIL 2, low demand up to SIL 3 in a redundant architecture
ATEX category for dust
II 2D
CE marking (see declaration of conformity)
as per EU explosion protection directive (ATEX)
Torque at nominal operating pressure and 90° swivel angle
234.3 Nm
Material of sub-base
Wrought aluminum alloy, anodized
Housing material
Wrought aluminum alloy, anodized

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