8065261 Festo Quarter Turn Actuators

Product Details

• Nominal operating pressure
  5.5 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.
• Flange hole pattern
  F1012
• Standard connection for valve
  ISO 5211
• Closing direction
  Clockwise closing
• Safety integrity level (SIL)
  Up to SIL 2 low demand mode up to SIL 1 high demand mode
• ATEX category for dust
  II 2D
• Explosion prevention and protection
  Zone 1 (ATEX) Zone 22 (ATEX)
• Corrosion resistance class (CRC)
  2 - Moderate corrosion stress
• Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
  58.8 l
• Pneumatic connection
  G1/4
• Seals material
  NBR
• Maritime classification
  See certificate
• End-position adjusting range at nominal swivel angle
  -5 deg ... 5 deg
• 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
  663.3 Nm
• Material of sub-base
  Wrought aluminum alloy, anodized
Material of bearing
POM
Devices type according to VDMA 66413
Safety device
MTTFd
1126 years
End-position adjusting range at 0°
-5 deg ... 5 deg
Mounting position
Any
Symbol
00991265
ATEX category gas
II 2G
Type of (ignition) protection for dust
Ex h IIIC T105°C Db X
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
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
22464 g
Material of piston
Die-cast aluminum
Operating pressure
2 bar ... 8 bar
Depth shaft connection
29 mm
Valve connection conforms to standard
VDI/VDE 3845 (NAMUR)
Ambient temperature
-20 °C ... 80 °C
Storage temperature
-20 °C ... 60 °C
Torque at nominal operating pressure and 0° swivel angle
663.3 Nm
Note on materials
RoHS-compliant
Housing material
Wrought aluminum alloy, anodized
Cam material
Steel
Size of valve actuator
700
PFH
1.01E-7
Swivel angle
90 deg
Type code
DFPD
Design
Gear rack/pinion
Connection for valve positioner and position sensor conforms to standard
VDI/VDE 3845 size AA 2
Type of ignition protection for gas
Ex h IIC T4 Gb 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)
PFD
0.00142
Shaft connection
T27
Cover material
Die-cast aluminum, coated
Shaft material
Steel, nickel-plated
Material of screws
High-alloy stainless steel

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