8068934 Festo Quarter Turn Actuators

8068934 Product Details

• Size of valve actuator
  900
• 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
• Depth shaft connection
  38 mm
• Symbol
  00991265
• Ambient temperature
  -20 °C ... 80 °C
• Operating medium
  Compressed air as per ISO 8573-1:2010 [7:4:4]
• PFD
  0.00142
• Operating pressure
  2 bar ... 8 bar
• Flange hole pattern
  F14
• Standard connection for valve
  ISO 5211
• 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
• Explosion prevention and protection
  Zone 1 (ATEX) Zone 22 (ATEX)
• 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)
• Storage temperature
  -20 °C ... 60 °C
• Pneumatic connection
  1/4 NPT
• Cover material
  Die-cast aluminum, coated
• Material of bearing
  POM
• Nominal operating pressure
  5.5 bar
PFH
1.01E-7
End-position adjusting range at nominal swivel angle
-5 deg ... 5 deg
Mode of operation
Double-acting
Valve connection conforms to standard
VDI/VDE 3845 (NAMUR)
Explosive ambient temperature
-20°C <= Ta <= +80°C
Type of (ignition) protection for dust
Ex h IIIC T105°C Db X
Torque at nominal operating pressure and 0° swivel angle
842 Nm
Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
75.9 l
Housing material
Wrought aluminum alloy, anodized
MTTFd
1126 years
End-position adjusting range at 0°
-5 deg ... 5 deg
Mounting position
Any
Type code
DFPD
Safety integrity level (SIL)
Up to SIL 2 low demand mode up to SIL 1 high demand mode
ATEX category gas
II 2G
Certificate issuing authority
DNVGL TAP00001CE German Technical Control Board (TÜV) Rheinland 968/V 1106.00/19
Corrosion resistance class (CRC)
2 - Moderate corrosion stress
Torque at nominal operating pressure and 90° swivel angle
842 Nm
Shaft connection
T36
Seals material
NBR
Material of screws
High-alloy stainless steel
Devices type according to VDMA 66413
Safety device
Swivel angle
90 deg
Design
Gear rack/pinion
Connection for valve positioner and position sensor conforms to standard
VDI/VDE 3845 size AA 3
Type of ignition protection for gas
Ex h IIC T4 Gb X
ATEX category for dust
II 2D
CE marking (see declaration of conformity)
as per EU explosion protection directive (ATEX)
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.
Product weight
25574 g
Material of sub-base
Wrought aluminum alloy, anodized
Material of piston
Die-cast aluminum
Shaft material
High-alloy stainless steel
Note on materials
RoHS-compliant
Cam material
Steel

Product condition

Related documents 8068934 Specs