8066419 Festo Quarter Turn Actuators

Product Details

• 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.
• Flange hole pattern
  F0710
• Type code
  DFPD
• Closing direction
  Clockwise closing
• Safety integrity level (SIL)
  Up to SIL 2 low demand mode up to SIL 1 high demand mode
• Ambient temperature
  -20 °C ... 80 °C
• Devices type according to VDMA 66413
  Safety device
• Swivel angle
  90 deg
• Mode of operation
  Double-acting
• Design
  Gear rack/pinion
• ATEX category for dust
  II 2D
• Explosive ambient temperature
  -20°C <= Ta <= +80°C
• Torque at nominal operating pressure and 0° swivel angle
  234.3 Nm
• Product weight
  8594 g
• Material of sub-base
  Wrought aluminum alloy, anodized
• Material of piston
  Die-cast aluminum
• Material of screws
  High-alloy stainless steel
• Nominal operating pressure
  5.5 bar
• MTTFd
  1126 years
Depth shaft connection
24 mm
Symbol
00991265
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
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)
Shaft connection
T22
Cover material
Die-cast aluminum, coated
Material of bearing
POM
PFH
1.01E-7
End-position adjusting range at nominal swivel angle
-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
ATEX category gas
II 2G
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
Storage temperature
-20 °C ... 60 °C
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°
20.3 l
Seals material
NBR
Cam material
Steel
Operating pressure
2 bar ... 8 bar
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)
Type of ignition protection for gas
Ex h IIC T4 Gb X
Type of (ignition) protection for dust
Ex h IIIC T105°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
234.3 Nm
Housing material
Wrought aluminum alloy, anodized
Shaft material
High-alloy stainless steel
Explosion prevention and protection
Zone 1 (ATEX) Zone 22 (ATEX)
Corrosion resistance class (CRC)
2 - Moderate corrosion stress
PFD
0.00142
Pneumatic connection
1/4 NPT
Note on materials
RoHS-compliant

Related documents 8066419 Specs