8066401 Festo Quarter Turn Actuators

Product Details

• Size of valve actuator
  10
• Nominal operating pressure
  5.5 bar
• Maritime classification
  See certificate
• Mounting position
  Any
• Connection for valve positioner and position sensor conforms to standard
  VDI/VDE 3845 size AA 1
• Type of (ignition) protection for dust
  Ex h IIIC T105°C Db X
• Certificate issuing authority
  DNVGL TAP00001CE German Technical Control Board (TÜV) Rheinland 968/V 1106.00/19
• CE marking (see declaration of conformity)
  as per EU explosion protection directive (ATEX)
• Torque at nominal operating pressure and 0° swivel angle
  10.3 Nm
• Product weight
  965 g
• Material of sub-base
  Wrought aluminum alloy, anodized
• Material of bearing
  POM
• 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.
• End-position adjusting range at 0°
  -5 deg ... 5 deg
• Design
  Gear rack/pinion
• ATEX category gas
  II 2G
• Ambient temperature
  -20 °C ... 80 °C
• Operating medium
  Compressed air as per ISO 8573-1:2010 [7:4:4]
• PFD
  0.00142
• Pneumatic connection
  1/8 NPT
Housing material
Wrought aluminum alloy, anodized
Shaft material
Steel, nickel-plated
Swivel angle
90 deg
Type code
DFPD
Mode of operation
Double-acting
Safety integrity level (SIL)
Up to SIL 2 low demand mode up to SIL 1 high demand mode
ATEX category for dust
II 2D
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)
Torque at nominal operating pressure and 90° swivel angle
10.3 Nm
Note on materials
RoHS-compliant
Material of piston
Die-cast aluminum
Operating pressure
2 bar ... 8 bar
MTTFd
1126 years
Flange hole pattern
F04
Depth shaft connection
10 mm
Symbol
00991265
Closing direction
Clockwise closing
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
Storage temperature
-20 °C ... 60 °C
Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
1 l
Cover material
Die-cast aluminum, coated
Material of screws
High-alloy stainless steel
Devices type according to VDMA 66413
Safety device
PFH
1.01E-7
End-position adjusting range at nominal swivel angle
-5 deg ... 5 deg
Standard connection for valve
ISO 5211
Valve connection conforms to standard
VDI/VDE 3845 (NAMUR)
Type of ignition protection for gas
Ex h IIC T4 Gb X
Explosion prevention and protection
Zone 1 (ATEX) Zone 22 (ATEX)
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.
Shaft connection
T9
Seals material
NBR
Cam material
Cast stainless steel

Related documents 8066401 Specs