8102856 Festo Quarter Turn Actuators

Product Details

• Flange hole pattern
  F10
• Operating pressure
  2 bar ... 8 bar
• Nominal operating pressure
  6 bar
• MTTFd
  1126 years
• End-position adjusting range at nominal swivel angle
  -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
• Devices type according to VDMA 66413
  Safety device
• Maritime classification
  See certificate
• Swivel angle
  90 deg
• Standard connection for valve
  ISO 5211
• Mode of operation
  Single-acting
• Connection for valve positioner and position sensor conforms to standard
  VDI/VDE 3845 size AA 2
• ATEX category gas
  II 2G
• Ambient temperature
  -20 °C ... 80 °C
• Operating medium
  Compressed air as per ISO 8573-1:2010 [7:4:4]
• Storage temperature
  -20 °C ... 60 °C
• 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
  12899 g
Note on materials
RoHS-compliant
Seals material
NBR
Material of piston
Die-cast aluminum
Shaft material
High-alloy stainless steel
Size of valve actuator
300
PFH
1.01E-7
Type code
DFPD
Symbol
00991266
Type of ignition protection for gas
Ex h IIC T4 Gb 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 with 90° swivel angle
214.1 Nm
PFD
7.8E-4
Material of spring
Spring steel
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
Depth shaft connection
24 mm
Valve connection conforms to standard
VDI/VDE 3845 (NAMUR)
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
Type of (ignition) protection for dust
Ex h IIIC T105°C Db X
Explosion prevention and protection
Zone 1 (ATEX) Zone 22 (ATEX)
Torque at nominal operating pressure and 0° swivel angle
221 Nm
Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
11 l
Pneumatic connection
1/4 NPT
Cover material
Die-cast aluminum, coated
Cam material
Steel
Closing direction
Clockwise closing
ATEX category for dust
II 2D
Explosive ambient temperature
-20°C <= Ta <= +80°C
CE marking (see declaration of conformity)
as per EU explosion protection directive (ATEX)
Torque at nominal operating pressure and 90° swivel angle
115.3 Nm
Material of sub-base
Wrought aluminum alloy, anodized
Material of screws
High-alloy stainless steel
Certificate issuing authority
DNVGL TAP00001CE German Technical Control Board (TÜV) Rheinland 968/V 1106.00/19
Corrosion resistance class (CRC)
2 - Moderate corrosion stress
Spring return torque at 0° swivel angle
108.4 Nm
Shaft connection
T22
Housing material
Wrought aluminum alloy, anodized
Material of bearing
POM

Related documents 8102856 Specs