8066462 Festo Quarter Turn Actuators

Product Details

• End-position adjusting range at 0°
  -5 deg ... 5 deg
• Mode of operation
  Single-acting
• 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
• CE marking (see declaration of conformity)
  as per EU explosion protection directive (ATEX)
• Spring return torque at 0° swivel angle
  54.2 Nm
• Product weight
  12052 g
• Note on materials
  RoHS-compliant
• Material of piston
  Die-cast aluminum
• Cam material
  Steel
• Size of valve actuator
  300
• Safety function
  The fundamental safety function is that the control valve moves to the switching position when the compressed air is turned off. It is reset by spring force.
• Depth shaft connection
  24 mm
• Symbol
  00991266
• Type of ignition protection for gas
  Ex h IIC T4 Gb X
• Ambient temperature
  -20 °C ... 80 °C
• Operating medium
  Compressed air as per ISO 8573-1:2010 [7:4:4]
• Torque at nominal operating pressure and 90° swivel angle
  57.6 Nm
• PFD
  7.8E-4
• Cover material
  Die-cast aluminum, coated
• Nominal operating pressure
  3 bar
MTTFd
1126 years
Flange hole pattern
F0710
Standard connection for valve
ISO 5211
Type code
DFPD
Valve connection conforms to standard
VDI/VDE 3845 (NAMUR)
ATEX category gas
II 2G
Explosive ambient temperature
-20°C <= Ta <= +80°C
Explosion prevention and protection
Zone 1 (ATEX) Zone 22 (ATEX)
Storage temperature
-20 °C ... 60 °C
Torque at nominal operating pressure and 0° swivel angle
110.5 Nm
Pneumatic connection
1/4 NPT
Material of spring
Spring steel
Devices type according to VDMA 66413
Safety device
PFH
1.01E-7
Swivel angle
90 deg
Mounting position
Any
Closing direction
Clockwise closing
Connection for valve positioner and position sensor conforms to standard
VDI/VDE 3845 size AA 2
ATEX category for dust
II 2D
Certificate issuing authority
DNVGL TAP00001CE German Technical Control Board (TÜV) Rheinland 968/V 1106.00/19
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.
Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
11 l
Material of sub-base
Wrought aluminum alloy, anodized
Material of bearing
POM
Material of screws
High-alloy stainless steel
Operating pressure
2 bar ... 8 bar
Maritime classification
See certificate
End-position adjusting range at nominal swivel angle
-5 deg ... 5 deg
Design
Gear rack/pinion
Safety integrity level (SIL)
Up to SIL 2 low demand mode up to SIL 1 high demand mode
Type of (ignition) protection for dust
Ex h IIIC T105°C Db X
Corrosion resistance class (CRC)
2 - Moderate corrosion stress
Spring return torque with 90° swivel angle
107 Nm
Shaft connection
T22
Housing material
Wrought aluminum alloy, anodized
Seals material
NBR
Shaft material
High-alloy stainless steel

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