8078398 Festo Directional Control Valves

Product Details

• Width
  32 mm
• Reset method
  Mechanical spring
• Type code
  VSNC
• Sealing principle
  Soft
• Manual override
  Detenting Non-detenting
• Symbol
  00991831
• Switching time off
  92 ms
• Coil characteristics
  24 V DC: 0.7 W
• Information on operating and pilot media
  Operation with oil lubrication possible (required for further use)
• Ambient temperature
  -20 °C ... 60 °C
• Pneumatic connection 1
  G1/4
• Note on materials
  RoHS-compliant
• Valve function
  5/2 or 3/2 switchable
• Operating voltage
  24V DC
• Operating pressure
  2.5 bar ... 8 bar
• Mounting position
  Any
• Type of control
  Pilot-controlled
• b-value
  0.4
• Operating medium
  Compressed air as per ISO 8573-1:2010 [7:4:4]
• Venting hole connection
  Not ducted
Pneumatic connection 3
G1/4
Housing material
Wrought aluminum alloy
Actuation type
Electrical
Pneumatic working port
NAMUR connection diagram
On switching time
35 ms
Certificate issuing authority
DNVGL-TAA000011J
Product weight
415 g
Pneumatic connection 2
NAMUR connection diagram
Pneumatic connection 5
G1/4
Design
Piston gate valve
Exhaust air function
With flow control option
Flow direction
Non-reversible
C value
5.2 l/sbar
Permissible voltage fluctuations
+/- 10 %
Corrosion resistance class (CRC)
2 - Moderate corrosion stress
Electrical connection
Form A as per EN 175301-803
Pneumatic connection 4
NAMUR connection diagram
Material of screws
High-alloy stainless steel
Lap
Overlap
Standard nominal flow rate
1250 l/min
Degree of protection
IP65 as per IEC 60529
Conforms to standard
VDI/VDE 3845 (NAMUR)
Pilot air supply port
Internal
Signal status display
With accessories
Standard nominal flow rate, exhaust air return 4->3
110 l/min
Duty cycle
100%
Explosion prevention and protection
Zone 1 (ATEX) Zone 22 (ATEX)
Temperature of medium
-20 °C ... 60 °C
Type of mounting
With through-hole
Seals material
NBR

Related documents 8078398 Specs