525193 Festo Directional Control Valves

Product Details

• Lap
  Underlap
• Pneumatic working port
  QS-8
• Actuation type
  Electrical
• Operating voltage
  24V DC
• Nominal width
  4 mm
• Type code
  MH4
• Manual override
  Non-detenting
• Flow direction
  Reversible with restrictions
• Operating pressure, reversible
  -0.9 bar ... 1 bar
• Tolerance for switching time off
  +10 %/-40 %
• Coil characteristics
  24 V DC: low-current phase 2.125 W, high-current phase 8.5 W
• Information on operating and pilot media
  Operation with oil lubrication possible (required for further use)
• Cable length
  2.5 m
• Product weight
  270 g
• Pneumatic connection 3
  QS-8
• Material of screws
  Steel Galvanized
• Valve function
  3/2, closed, monostable
• Width
  18 mm
• Operating pressure
  -0.9 bar ... 8 bar
• Certification
  RCM compliance mark c UL us - Recognized (OL)
Mounting position
Any
Reverse polarity protection
Bipolar
On switching time
3.5 ms
Switching time variation at 1 Hz and above
0.3 ms
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
Temperature of medium
-5 °C ... 60 °C
Electrical connection
Cable
Note on materials
Free of copper and PTFE RoHS-compliant
KC characters
KC EMC
Standard nominal flow rate
400 l/min
Design
Pressure-relieved poppet valve
Degree of protection
IP65
Exhaust air function
With flow control option
Type of control
Direct
Symbol
00991308
Max. switching frequency
210 Hz
Tolerance for ON switching time
+10%/-30%
Permissible voltage fluctuations
+/- 10 %
CE marking (see declaration of conformity)
As per EU EMC directive
Ambient temperature
-5 °C ... 60 °C
Pneumatic connection 2
QS-8
Pneumatic connection 1
QS-8
Housing material
Die-cast zinc Coated
Reset method
Mechanical spring
Width dimension
24 mm
Sealing principle
Soft
Additional functions
Spark suppression Protective circuit
Switching time off
3.5 ms
Duty cycle
100%
Vibration resistance
Transport application test with severity level 2 as per FN 942017-4 and EN 60068-2-6
Shock resistance
Shock test with severity level 2 as per FN 942017-5 and EN 60068-2-27
Corrosion resistance class (CRC)
2 - Moderate corrosion stress
Type of mounting
With through-hole
Seals material
HNBR NBR
Material of cable sheath
PUR

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