8102859 Festo Quarter Turn Actuators

Product Details

• Size of valve actuator
  300
• Operating pressure
  2 bar ... 8 bar
• MTTFd
  1126 years
• End-position adjusting range at 0°
  -5 deg ... 5 deg
• Closing direction
  Clockwise closing
• Shaft connection
  T22
• 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.
• Flange hole pattern
  F10
• Mounting position
  Any
• Symbol
  00991266
• Valve connection conforms to standard
  VDI/VDE 3845 (NAMUR)
• Explosive ambient temperature
  -20°C <= Ta <= +80°C
• CE marking (see declaration of conformity)
  as per EU explosion protection directive (ATEX)
• Spring return torque with 90° swivel angle
  214.1 Nm
• Product weight
  12877 g
• Nominal operating pressure
  6 bar
• Maritime classification
  See certificate
• Devices type according to VDMA 66413
  Safety device
• PFH
  1.01E-7
• Type code
  DFPD
Design
Gear rack/pinion
Certificate issuing authority
DNVGL TAP00001CE German Technical Control Board (TÜV) Rheinland 968/V 1106.00/19
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
Explosion prevention and protection
Zone 1 (ATEX) Zone 22 (ATEX)
Torque at nominal operating pressure and 90° swivel angle
115.3 Nm
PFD
7.8E-4
Note on materials
RoHS-compliant
Housing material
Wrought aluminum alloy, anodized
Shaft material
High-alloy stainless steel
Swivel angle
90 deg
Depth shaft connection
24 mm
Standard connection for valve
ISO 5211
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
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)
Storage temperature
-20 °C ... 60 °C
Pneumatic connection
G1/4
Seals material
NBR
Material of bearing
POM
End-position adjusting range at nominal swivel angle
-5 deg ... 5 deg
Mode of operation
Single-acting
Safety integrity level (SIL)
Up to SIL 2 low demand mode up to SIL 1 high demand mode
ATEX category gas
II 2G
Ambient temperature
-20 °C ... 80 °C
Corrosion resistance class (CRC)
2 - Moderate corrosion stress
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
Material of sub-base
Wrought aluminum alloy, anodized
Material of spring
Spring steel
Cam material
Steel
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 gas
Ex h IIC T4 Gb X
ATEX category for dust
II 2D
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 at 0° swivel angle
108.4 Nm
Cover material
Die-cast aluminum, coated
Material of screws
High-alloy stainless steel
Material of piston
Die-cast aluminum

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