8047647 Festo Quarter Turn Actuators

Product Details

• Operating pressure
  2 bar ... 8 bar
• Flange hole pattern
  F03
• Standard connection for valve
  ISO 5211
• Mode of operation
  Single-acting
• Symbol
  00991266
• Operating medium
  Compressed air as per ISO 8573-1:2010 [7:4:4]
• Torque at nominal operating pressure and 0° swivel angle
  14.7 Nm
• Spring return torque at 0° swivel angle
  7.2 Nm
• Material of sub-base
  Wrought aluminum alloy, anodized
• Size of valve actuator
  20
• PFH
  1.01E-7
• Depth shaft connection
  10 mm
• Design
  Gear rack/pinion
• Safety integrity level (SIL)
  Up to SIL 2 low demand mode up to SIL 1 high demand mode
• Type of ignition protection for gas
  Ex h IIC T4 Gb X
• Ambient temperature
  -20 °C ... 80 °C
• CE marking (see declaration of conformity)
  as per EU explosion protection directive (ATEX)
• Safety function
  The fundamental safety function is that the control valve moves to the switching position when the compressed air is turned off. It is reset by spring force.
• Devices type according to VDMA 66413
  Safety device
• Swivel angle
  90 deg
End-position adjusting range at 0°
-5 deg ... 5 deg
Valve connection conforms to standard
VDI/VDE 3845 (NAMUR)
ATEX category for dust
II 2D
Explosive ambient temperature
-20°C <= Ta <= +80°C
Corrosion resistance class (CRC)
2 - Moderate corrosion stress
Spring return torque with 90° swivel angle
14.3 Nm
Shaft connection
T9
Note on materials
RoHS-compliant
Seals material
NBR
Material of bearing
POM
MTTFd
1126 years
End-position adjusting range at nominal swivel angle
-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 gas
II 2G
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)
Torque at nominal operating pressure and 90° swivel angle
7.6 Nm
PFD
7.8E-4
Pneumatic connection
G1/8
Material of piston
Die-cast aluminum
Shaft material
High-alloy stainless steel
Nominal operating pressure
6 bar
Maritime classification
See certificate
Type code
DFPD
Closing direction
Clockwise closing
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
Storage temperature
-20 °C ... 60 °C
Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
0.8 l
Housing material
Wrought aluminum alloy, anodized
Material of screws
High-alloy stainless steel
Cam material
Cast stainless steel
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
1419 g
Cover material
Die-cast aluminum, coated
Material of spring
Spring steel

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