MS6-LFR-1-2-D7-EUM-AS Festo Filter Regulator

$ 91.00

G1/2 filter regulator, 40 µm grade, 4500 l/min flow. Features 0.5-12 bar regulation, manually rotating drain, and wrought aluminum alloy bowl.

SKU Festo-529192 Category
Filter regulators

MS6-LFR-1/2-D7-EUM-AS Festo Filter regulator

Model Identifier MS6-LFR-1/2-D7-EUM-AS
Official Part Number 529192
GTIN Standard 4052568163730

Technical Overview

The Festo MS6-LFR-1/2-D7-EUM-AS is a high-performance size 6 filter regulator featuring a 40 µm filtration grade and a pressure regulation range of 0.5 to 12 bar. Designed for industrial compressed air preparation, it offers a standard nominal flow rate of 4500 l/min. The unit is constructed with a robust die-cast aluminium housing and a wrought aluminium alloy bowl, incorporating an integrated metal bowl guard and an analog pressure gauge for reliable system monitoring. It utilizes a rotary knob with detent for secure actuator locking and supports a manual rotating condensate drain system.

Key Features

  • Rotary knob with detent actuator lock
  • Vertical +/-5° mounting position
  • Manual rotating condensate drain
  • Integrated metal bowl guard
  • Output pressure constant with secondary venting
  • Analogue pressure gauge
  • RoHS-compliant construction
  • Suitable for use with inert gases

Standard nominal flow rate of 4500 l/min with a pressure regulation range of 0.5 bar to 12 bar

Technical Specification Matrix

ParameterValue
Size6
SeriesMS
Actuator lockRotary knob with detent can be closed with accessories
Mounting positionVertical +/-5°
Grade of filtration40 µm
Condensate drainManually rotating
DesignFilter regulator with pressure gauge
Max. condensate volume38 ml
Controller functionOutput pressure constant With secondary venting
Bowl guardIntegrated as metal bowl
Degree of condensate separation>75 %
Symbol00991589
Pressure gauge (ANALOG) or Pressure display (DIGITAL)With pressure gauge
Operating pressure (MPa)0.08 MPa ... 2 MPa
Operating pressure (bar)0.8 bar ... 20 bar
Pressure regulation range0.5 bar ... 12 bar
Max. pressure hysteresis (MPa)0.025 MPa
Max. pressure hysteresis (bar)0.25 bar
Max. pressure hysteresis (psi)3.625 psi
Standard nominal flow rate4500 l/min
Operating mediumInert gases
Corrosion resistance classCRC 2 - Moderate corrosion stress
LABS (PWIS) conformityVDMA24364-B1/B2-L
Storage temperature-10 °C ... 60 °C
Suitable for use with foodSee supplementary material information
Air purity class at outputCompressed air to ISO 8573-1:2010 [7:4:4]
Media temperature-10 °C ... 60 °C
Ambient temperature-10 °C ... 60 °C
Pore size<40 µm
Product weight1087 g
Type of mountingWith accessories
Pneumatic connection, port 1G1/2
Pneumatic connection, port 2G1/2
Note on materialsRoHS-compliant
Material control panelPA POM
Material sealsNBR
Material filterPE
Material housingDie-cast aluminium
Material membraneNBR
Material bowlWrought aluminium alloy
Material separating platePOM

Industrial Applications

1. Main Air Supply for Robotic Welding Cell

Functions as the primary point-of-use air preparation unit for a robotic welding station, regulating plant air down to operating pressure for pneumatic clamping fixtures and welding tip dressers. The unit is mounted on the safety fence or control cabinet.

Problem Solved

Eliminates pressure fluctuations from the main plant supply that could cause inconsistent clamping force, ensuring weld accuracy. The 40 µm filter protects sensitive valve islands from compressor scale and rust particles commonly found in older factory pipework.

Standard nominal flow rate 4500 l/minGrade of filtration 40 µmMetal bowlOperating pressure 0.8 bar ... 20 bar

2. Pneumatic Distribution for Automated Palletizer

Installed at the air intake of a high-speed end-of-line palletizing machine to regulate air pressure for heavy-duty lifting cylinders, pushers, and vacuum gripper generators.

Problem Solved

Solves the issue of 'pressure droop' during high-demand cycles (e.g., simultaneous lifting) via its high flow capacity (4500 l/min), preventing dropped loads or timing errors. The robust metal bowl protects the unit from accidental impacts in busy logistics environments.

Pneumatic connection G1/2Pressure regulation range 0.5 bar ... 12 barMax. pressure hysteresis 0.25 barProduct weight 1087 g

3. Air Blast & Actuation for CNC Machining Center

Regulates air pressure for the Automatic Tool Changer (ATC) carousel and the spindle taper cleaning 'air blast' on a vertical CNC milling machine.

Problem Solved

Provides the high instantaneous flow required to effectively blow chips off the tool holder during changes, while maintaining stable pilot pressure for the release mechanism. The robust metal bowl and die-cast housing withstand the harsh machine shop environment involving potential coolant mist and vibration.

Material housing Die-cast aluminiumCorrosion resistance class CRC 2Operating medium Inert gasesMedia temperature -10 °C ... 60 °C

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