8066409 Festo Quarter Turn Actuators

Product Details

• Operating pressure
  2 bar ... 8 bar
• 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.
• Maritime classification
  See certificate
• Mounting position
  Any
• Standard connection for valve
  ISO 5211
• Valve connection conforms to standard
  VDI/VDE 3845 (NAMUR)
• Devices type according to VDMA 66413
  Safety device
• Swivel angle
  90 deg
• Depth shaft connection
  12 mm
• Mode of operation
  Double-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
• Type of (ignition) protection for dust
  Ex h IIIC T105°C Db X
• Explosion prevention and protection
  Zone 1 (ATEX) Zone 22 (ATEX)
• Type code
  DFPD
• Size of valve actuator
  20
• MTTFd
  1126 years
• End-position adjusting range at 0°
  -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 for dust
  II 2D
Symbol
00991265
Nominal operating pressure
5.5 bar
PFH
1.01E-7
End-position adjusting range at nominal swivel angle
-5 deg ... 5 deg
Closing direction
Clockwise closing
Connection for valve positioner and position sensor conforms to standard
VDI/VDE 3845 size AA 1
Explosive ambient temperature
-20°C <= Ta <= +80°C
Corrosion resistance class (CRC)
2 - Moderate corrosion stress
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.
Material of sub-base
Wrought aluminum alloy, anodized
Note on materials
RoHS-compliant
Material of bearing
POM
Flange hole pattern
F05
ATEX category gas
II 2G
Certificate issuing authority
DNVGL TAP00001CE German Technical Control Board (TÜV) Rheinland 968/V 1106.00/19
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
1.8 l
Cover material
Die-cast aluminum, coated
Material of screws
High-alloy stainless steel
Type of ignition protection for gas
Ex h IIC T4 Gb X
Ambient temperature
-20 °C ... 80 °C
Torque at nominal operating pressure and 90° swivel angle
20.1 Nm
PFD
0.00142
Pneumatic connection
1/8 NPT
Housing material
Wrought aluminum alloy, anodized
CE marking (see declaration of conformity)
as per EU explosion protection directive (ATEX)
Torque at nominal operating pressure and 0° swivel angle
20.1 Nm
Storage temperature
-20 °C ... 60 °C
Product weight
1275 g
Material of piston
Die-cast aluminum
Shaft material
High-alloy stainless steel
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)
Shaft connection
T11
Seals material
NBR
Cam material
Cast stainless steel

8066409 Related Documents