8102915 Festo Quarter Turn Actuators

Product Details

• 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 nominal swivel angle
  -5 deg ... 5 deg
• Standard connection for valve
  ISO 5211
• 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
• 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)
• Torque at nominal operating pressure and 0° swivel angle
  1163 Nm
• Torque at nominal operating pressure and 90° swivel angle
  700.6 Nm
• Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
  84.4 l
• Material of sub-base
  Wrought aluminum alloy, anodized
• Material of spring
  Spring steel
• Material of screws
  High-alloy stainless steel
• Size of valve actuator
  2300
• Devices type according to VDMA 66413
  Safety device
• Flange hole pattern
  F16
• Type code
  DFPD
• Valve connection conforms to standard
  VDI/VDE 3845 (NAMUR)
• ATEX category gas
  II 2G
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)
Corrosion resistance class (CRC)
2 - Moderate corrosion stress
Spring return torque at 0° swivel angle
663.3 Nm
Cover material
Die-cast aluminum, coated
Seals material
NBR
Operating pressure
2 bar ... 8 bar
Maritime classification
See certificate
End-position adjusting range at 0°
-5 deg ... 5 deg
Connection for valve positioner and position sensor conforms to standard
VDI/VDE 3845 size AA 3
Explosive ambient temperature
-20°C <= Ta <= +80°C
Storage temperature
-20 °C ... 60 °C
PFD
7.8E-4
Note on materials
RoHS-compliant
Material of piston
Die-cast aluminum
Shaft material
High-alloy stainless steel
PFH
1.01E-7
Depth shaft connection
48 mm
Mounting position
Any
Closing direction
Clockwise closing
Symbol
00991266
ATEX category for dust
II 2D
Ambient temperature
-20 °C ... 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)
Spring return torque with 90° swivel angle
1127 Nm
Product weight
74726 g
Pneumatic connection
1/4 NPT
Housing material
Wrought aluminum alloy, anodized
Material of bearing
POM
Nominal operating pressure
4.5 bar
MTTFd
1126 years
Swivel angle
90 deg
Mode of operation
Single-acting
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
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.
Shaft connection
T46
Cam material
Steel

Related documents 8102915 Specs