4772774 Festo Compressed Air Preparation Units

Product Details

• Size
  Midi
• Grade of filtration
  5 µm
• Symbol
  00991586
• Pressure regulation range
  0.5 bar ... 16 bar
• ATEX category for dust
  II 2D
• Explosive ambient temperature
  -20°C <= Ta <= +80°C
• CE marking (see declaration of conformity)
  as per EU explosion protection directive (ATEX)
• Pneumatic connection 1
  NPT1/4-18
• Material of bowl
  Wrought aluminum alloy
• Series
  D
• Bowl guard
  Integrated as metal bowl guard
• Operating pressure
  0.1 MPa ... 2 MPa
• Type of ignition protection for gas
  Ex h IIC T6 Gb X
• Explosion prevention and protection
  Zone 1 (ATEX) Zone 22 (ATEX)
• Storage temperature
  -20 °C ... 80 °C
• Product weight
  1400 g
• Pneumatic connection 2
  NPT1/4-18
• Type code
  LFR
• Condensate drain
  Manually rotating
• Design
  Filter regulator without pressure gauge
Max. pressure hysteresis
0.2 bar
Type of (ignition) protection for dust
Ex h IIIC T85°C Db X
Information on operating and pilot media
Operation with oil lubrication possible (required for further use)
Temperature of medium
-20 °C ... 80 °C
Note on materials
RoHS-compliant
Actuator lock
Rotary knob with detent
Max. condensate volume
42 ml
Standard nominal flow rate
1370 l/min
Operating medium
Compressed air as per ISO 8573-1:2010 [-:9:-] Inert gas
Air quality class at the output
Compressed air as per ISO 8573-1:2010 [6:8:4] Inert gas
Type of mounting
Optionally: With accessories
Mounting position
Vertical +/- 5°
Pressure gauge
G1/4 prepared
ATEX category gas
II 2G
Corrosion resistance class (CRC)
3 - High corrosion stress
Ambient temperature
-20 °C ... 80 °C
Housing material
Die-cast zinc

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