4772773 Festo Compressed Air Preparation Units

Product Details

• Actuator lock
  Rotary knob with detent
• Symbol
  00991586
• Pressure gauge
  G1/4 prepared
• Standard nominal flow rate
  2000 l/min
• Explosion prevention and protection
  Zone 1 (ATEX) Zone 22 (ATEX)
• Type code
  LFR
• Mounting position
  Vertical +/- 5°
• Design
  Filter regulator without pressure gauge
• ATEX category gas
  II 2G
• Explosive ambient temperature
  -20°C <= Ta <= +80°C
• Corrosion resistance class (CRC)
  3 - High corrosion stress
• Air quality class at the output
  Compressed air as per ISO 8573-1:2010 [7:8:4] Inert gas
• Grade of filtration
  40 µm
• Max. condensate volume
  42 ml
• Operating pressure
  0.1 MPa ... 2 MPa
• Type of ignition protection for gas
  Ex h IIC T6 Gb X
• ATEX category for dust
  II 2D
• CE marking (see declaration of conformity)
  as per EU explosion protection directive (ATEX)
• Pneumatic connection 2
  NPT1/4-18
• Series
  D
Condensate drain
Manually rotating
Bowl guard
Integrated as metal bowl guard
Pressure regulation range
0.5 bar ... 12 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)
Ambient temperature
-20 °C ... 80 °C
Pneumatic connection 1
NPT1/4-18
Material of bowl
Wrought aluminum alloy
Size
Midi
Max. pressure hysteresis
0.2 bar
Operating medium
Compressed air as per ISO 8573-1:2010 [-:9:-] Inert gas
Storage temperature
-20 °C ... 80 °C
Product weight
1400 g
Note on materials
RoHS-compliant
Temperature of medium
-20 °C ... 80 °C
Type of mounting
Optionally: With accessories
Housing material
Die-cast zinc

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