8066406 Festo Quarter Turn Actuators

Product Details

• Operating pressure
  2 bar ... 8 bar
• Flange hole pattern
  F03
• End-position adjusting range at nominal swivel angle
  -5 deg ... 5 deg
• Depth shaft connection
  10 mm
• Symbol
  00991265
• Type of ignition protection for gas
  Ex h IIC T4 Gb X
• Devices type according to VDMA 66413
  Safety device
• MTTFd
  1126 years
• End-position adjusting range at 0°
  -5 deg ... 5 deg
• Mounting position
  Any
• Connection for valve positioner and position sensor conforms to standard
  VDI/VDE 3845 size AA 1
• ATEX category for dust
  II 2D
• Size of valve actuator
  10
• 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.
• Type code
  DFPD
• Design
  Gear rack/pinion
• Valve connection conforms to standard
  VDI/VDE 3845 (NAMUR)
• 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
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
Material of bearing
POM
Nominal operating pressure
5.5 bar
Maritime classification
See certificate
PFH
1.01E-7
Closing direction
Clockwise closing
Safety integrity level (SIL)
Up to SIL 2 low demand mode up to SIL 1 high demand mode
Type of (ignition) protection for dust
Ex h IIIC T105°C Db X
Ambient temperature
-20 °C ... 80 °C
Storage temperature
-20 °C ... 60 °C
PFD
0.00142
Note on materials
RoHS-compliant
Housing material
Wrought aluminum alloy, anodized
Shaft material
High-alloy stainless steel
Swivel angle
90 deg
Standard connection for valve
ISO 5211
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
Explosive ambient temperature
-20°C <= Ta <= +80°C
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
Pneumatic connection
1/8 NPT
Cover material
Die-cast aluminum, coated
Cam material
Cast stainless steel
Explosion prevention and protection
Zone 1 (ATEX) Zone 22 (ATEX)
Torque at nominal operating pressure and 0° swivel angle
10.3 Nm
Product weight
965 g
Seals material
NBR
Material of screws
High-alloy stainless steel
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
CE marking (see declaration of conformity)
as per EU explosion protection directive (ATEX)
Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
1 l
Shaft connection
T9
Material of piston
Die-cast aluminum

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