8102866 Festo Quarter Turn Actuators

Product Details

• PFH
  1.01E-7
• End-position adjusting range at nominal swivel angle
  -5 deg ... 5 deg
• Type code
  DFPD
• 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
• Ambient temperature
  -20 °C ... 80 °C
• Explosion prevention and protection
  Zone 1 (ATEX) Zone 22 (ATEX)
• Storage temperature
  -20 °C ... 60 °C
• Spring return torque at 0° swivel angle
  99.2 Nm
• PFD
  7.8E-4
• Housing material
  Wrought aluminum alloy, anodized
• Material of screws
  High-alloy stainless steel
• Operating pressure
  2 bar ... 8 bar
• Flange hole pattern
  F12
• Standard connection for valve
  ISO 5211
• Symbol
  00991266
• ATEX category gas
  II 2G
• ATEX category for dust
  II 2D
• 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.
Spring return torque with 90° swivel angle
196.1 Nm
Cover material
Die-cast aluminum, coated
Material of bearing
POM
Devices type according to VDMA 66413
Safety device
MTTFd
1126 years
Depth shaft connection
29 mm
Valve connection conforms to standard
VDI/VDE 3845 (NAMUR)
Type of ignition protection for gas
Ex h IIC T4 Gb X
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
Torque at nominal operating pressure and 0° swivel angle
202.4 Nm
Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
17.2 l
Pneumatic connection
G1/4
Seals material
NBR
Nominal operating pressure
3.5 bar
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.
Swivel angle
90 deg
Mode of operation
Single-acting
Connection for valve positioner and position sensor conforms to standard
VDI/VDE 3845 size AA 2
Type of (ignition) protection for dust
Ex h IIIC T105°C Db X
CE marking (see declaration of conformity)
as per EU explosion protection directive (ATEX)
Shaft connection
T27
Material of sub-base
Wrought aluminum alloy, anodized
Material of piston
Die-cast aluminum
Shaft material
High-alloy stainless steel
Size of valve actuator
480
Maritime classification
See certificate
End-position adjusting range at 0°
-5 deg ... 5 deg
Mounting position
Any
Design
Gear rack/pinion
Safety integrity level (SIL)
Up to SIL 2 low demand mode up to SIL 1 high demand mode
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
105.6 Nm
Product weight
17848 g
Note on materials
RoHS-compliant
Material of spring
Spring steel
Cam material
Steel

Related documents 8102866 Specs