8102826 Festo Quarter Turn Actuators

Product Details

• Operating pressure
  2 bar ... 8 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
• Standard connection for valve
  ISO 5211
• Closing direction
  Clockwise closing
• Valve connection conforms to standard
  VDI/VDE 3845 (NAMUR)
• 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)
• Storage temperature
  -20 °C ... 60 °C
• Spring return torque at 0° swivel angle
  42.1 Nm
• Size of valve actuator
  120
• Devices type according to VDMA 66413
  Safety device
• Nominal operating pressure
  6 bar
• MTTFd
  1126 years
• End-position adjusting range at 0°
  -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 for dust
  II 2D
• Ambient temperature
  -20 °C ... 80 °C
• Torque at nominal operating pressure and 90° swivel angle
  44.8 Nm
PFD
7.8E-4
Material of sub-base
Wrought aluminum alloy, anodized
Material of spring
Spring steel
Material of screws
High-alloy stainless steel
PFH
1.01E-7
End-position adjusting range at nominal swivel angle
-5 deg ... 5 deg
Mounting position
Any
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
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)
Corrosion resistance class (CRC)
2 - Moderate corrosion stress
Pneumatic connection
G1/4
Material of piston
Die-cast aluminum
Maritime classification
See certificate
Depth shaft connection
19 mm
Symbol
00991266
ATEX category gas
II 2G
Explosive ambient temperature
-20°C <= Ta <= +80°C
CE marking (see declaration of conformity)
as per EU explosion protection directive (ATEX)
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.
Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
4.3 l
Housing material
Wrought aluminum alloy, anodized
Cam material
Cast stainless steel
Flange hole pattern
F07
Type code
DFPD
Design
Gear rack/pinion
Connection for valve positioner and position sensor conforms to standard
VDI/VDE 3845 size AA 1
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
86 Nm
Spring return torque with 90° swivel angle
83.3 Nm
Note on materials
RoHS-compliant
Seals material
NBR
Cover material
Die-cast aluminum, coated
Shaft material
High-alloy stainless steel
Shaft connection
T17
Product weight
5738 g
Material of bearing
POM

Related documents 8102826 Specs