8102833 Festo Quarter Turn Actuators

Product Details

• Size of valve actuator
  160
• End-position adjusting range at nominal swivel angle
  -5 deg ... 5 deg
• Design
  Gear rack/pinion
• 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
• 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.
• PFD
  7.8E-4
• Housing material
  Wrought aluminum alloy, anodized
• Material of bearing
  POM
• Devices type according to VDMA 66413
  Safety device
• PFH
  1.01E-7
• Maritime classification
  See certificate
• Mode of operation
  Single-acting
• Connection for valve positioner and position sensor conforms to standard
  VDI/VDE 3845 size AA 1
• ATEX category gas
  II 2G
• Operating medium
  Compressed air as per ISO 8573-1:2010 [7:4:4]
• Torque at nominal operating pressure and 90° swivel angle
  46 Nm
• Spring return torque at 0° swivel angle
  43.3 Nm
Product weight
7000 g
Pneumatic connection
G1/4
Shaft material
High-alloy stainless steel
Operating pressure
2 bar ... 8 bar
Flange hole pattern
F07
Standard connection for valve
ISO 5211
Symbol
00991266
ATEX category for dust
II 2D
Certificate issuing authority
DNVGL TAP00001CE German Technical Control Board (TÜV) Rheinland 968/V 1106.00/19
Corrosion resistance class (CRC)
2 - Moderate corrosion stress
Shaft connection
T22
Note on materials
RoHS-compliant
Seals material
NBR
Material of screws
High-alloy stainless steel
Nominal operating pressure
4.5 bar
MTTFd
1126 years
End-position adjusting range at 0°
-5 deg ... 5 deg
Depth shaft connection
24 mm
Mounting position
Any
Safety integrity level (SIL)
Up to SIL 2 low demand mode up to SIL 1 high demand mode
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)
Torque at nominal operating pressure and 0° swivel angle
88.4 Nm
Material of sub-base
Wrought aluminum alloy, anodized
Material of spring
Spring steel
Cam material
Cast stainless 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.
Swivel angle
90 deg
Type code
DFPD
Closing direction
Clockwise closing
Type of ignition protection for gas
Ex h IIC T4 Gb X
Explosive ambient temperature
-20°C <= Ta <= +80°C
Explosion prevention and protection
Zone 1 (ATEX) Zone 22 (ATEX)
Storage temperature
-20 °C ... 60 °C
Spring return torque with 90° swivel angle
85.7 Nm
Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
5.9 l
Cover material
Die-cast aluminum, coated
Material of piston
Die-cast aluminum

Related documents 8102833 Specs