8102905 Festo Quarter Turn Actuators

Product Details

• MTTFd
  1126 years
• Swivel angle
  90 deg
• Standard connection for valve
  ISO 5211
• Symbol
  00991266
• 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
• Certificate issuing authority
  DNVGL TAP00001CE German Technical Control Board (TÜV) Rheinland 968/V 1106.00/19
• Explosion prevention and protection
  Zone 1 (ATEX) Zone 22 (ATEX)
• Corrosion resistance class (CRC)
  2 - Moderate corrosion stress
• PFD
  7.8E-4
• Spring return torque with 90° swivel angle
  595 Nm
• Material of sub-base
  Wrought aluminum alloy, anodized
• Housing material
  Wrought aluminum alloy, anodized
• Nominal operating pressure
  6 bar
• Maritime classification
  See certificate
• Depth shaft connection
  38 mm
• Closing direction
  Clockwise closing
• 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]
• 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
  43037 g
Cover material
Die-cast aluminum, coated
Material of screws
High-alloy stainless steel
Devices type according to VDMA 66413
Safety device
PFH
1.01E-7
End-position adjusting range at nominal swivel angle
-5 deg ... 5 deg
Mode of operation
Single-acting
Valve connection conforms to standard
VDI/VDE 3845 (NAMUR)
Connection for valve positioner and position sensor conforms to standard
VDI/VDE 3845 size AA 3
ATEX category for dust
II 2D
Explosive ambient temperature
-20°C <= Ta <= +80°C
Storage temperature
-20 °C ... 60 °C
Torque at nominal operating pressure and 0° swivel angle
796.3 Nm
Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
43.5 l
Note on materials
RoHS-compliant
Material of spring
Spring steel
Shaft material
High-alloy stainless steel
Operating pressure
2 bar ... 8 bar
Flange hole pattern
F14
Mounting position
Any
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
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)
Spring return torque at 0° swivel angle
325.1 Nm
Pneumatic connection
G1/4
Material of piston
Die-cast aluminum
Size of valve actuator
1200
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.
End-position adjusting range at 0°
-5 deg ... 5 deg
Type code
DFPD
Design
Gear rack/pinion
ATEX category gas
II 2G
Ambient temperature
-20 °C ... 80 °C
CE marking (see declaration of conformity)
as per EU explosion protection directive (ATEX)
Torque at nominal operating pressure and 90° swivel angle
477.2 Nm
Shaft connection
T36
Seals material
NBR
Material of bearing
POM
Cam material
Steel

Related documents 8102905 Specs