8066460 Festo Quarter Turn Actuators

Product Details

• Size of valve actuator
  240
• MTTFd
  1126 years
• Devices type according to VDMA 66413
  Safety device
• Swivel angle
  90 deg
• Type code
  DFPD
• Symbol
  00991266
• Type of ignition protection for gas
  Ex h IIC T4 Gb X
• Certificate issuing authority
  DNVGL TAP00001CE German Technical Control Board (TÜV) Rheinland 968/V 1106.00/19
• Corrosion resistance class (CRC)
  2 - Moderate corrosion stress
• PFD
  7.8E-4
• Seals material
  NBR
• Flange hole pattern
  F0710
• Depth shaft connection
  24 mm
• Mode of operation
  Single-acting
• Type of (ignition) protection for dust
  Ex h IIIC T105°C Db X
• 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°
  8.6 l
• Product weight
  9442 g
• Material of sub-base
  Wrought aluminum alloy, anodized
Cam material
Steel
Shaft material
High-alloy stainless steel
Operating pressure
2 bar ... 8 bar
PFH
1.01E-7
Standard connection for valve
ISO 5211
Closing direction
Clockwise closing
Connection for valve positioner and position sensor conforms to standard
VDI/VDE 3845 size AA 2
Ambient temperature
-20 °C ... 80 °C
Explosion prevention and protection
Zone 1 (ATEX) Zone 22 (ATEX)
Storage temperature
-20 °C ... 60 °C
Shaft connection
T22
Material of piston
Die-cast aluminum
Nominal operating pressure
3 bar
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.
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
ATEX category gas
II 2G
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 0° swivel angle
85.8 Nm
Spring return torque with 90° swivel angle
83 Nm
Cover material
Die-cast aluminum, coated
Housing material
Wrought aluminum alloy, anodized
Material of bearing
POM
Maritime classification
See certificate
End-position adjusting range at 0°
-5 deg ... 5 deg
Mounting position
Any
Valve connection conforms to standard
VDI/VDE 3845 (NAMUR)
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
Explosive ambient temperature
-20°C <= Ta <= +80°C
CE marking (see declaration of conformity)
as per EU explosion protection directive (ATEX)
Torque at nominal operating pressure and 90° swivel angle
44.8 Nm
Spring return torque at 0° swivel angle
42 Nm
Pneumatic connection
1/4 NPT
Note on materials
RoHS-compliant
Material of spring
Spring steel
Material of screws
High-alloy stainless steel

Related documents 8066460 Specs