FRL Unit - Duplicate / Combination

FRC Series FRL Unit | Pneumatic Filter-Regulator-Lubricator for Automation Systems

FRC series FRL unit integrates filter, regulator, and lubricator for compressed air systems. Ensures clean, regulated, and lubricated air supply for pneumatic automation equipment and industrial machinery.It ensures clean, stable, and lubricated compressed air for enhanced pneumatic equipment performance and durability.

Description

The FRC Series FRL Unit is designed for precise air preparation in pneumatic automation applications. It filters out contaminants such as dust, oil, and water droplets to prevent equipment damage. The pressure regulator maintains a consistent output pressure despite upstream fluctuations, while the lubricator accurately injects oil mist into the air flow to reduce internal wear of moving components. Made with durable zinc alloy housing to reduce leakage and capable of handling maximum pressures up to 1.6 MPa, the unit offers reliable operation in industrial environments ranging from 5°C to 60°C.

Main Features and Advantages

  • High Maximum Pressure: Supports outlet pressure up to 1.2 MPa and max working pressure of 1.6 MPa for demanding pneumatic systems.

  • Durable Construction: Zinc alloy body with improved density and leak resistance compared to aluminum alloy models.

  • Automatic Oil Filling: Lubricator can be refilled without stopping operation, supporting continuous system function.

  • Filter Precision: Standard 40 μm filter element with option for 5 μm for high-clean air demands.

  • Drain Options: Available with manual or auto drain variants for condensate removal to reduce maintenance.

  • Compact Size: Mini to mid-size models suitable for space-constrained system installations.

  • Versatile Port Sizes: Multiple Rc(G) port sizes (1/8″, 1/4″, 3/8″, 1/2″) to match common pneumatic pipelines.

Detailed Applications

Automation Systems: Protect pneumatic actuators, cylinders, and valves in industrial robots and conveyor systems.

Manufacturing: Providing clean and regulated air supply for pneumatic tools and machine operations in assembly lines.

Packaging & Material Handling: Enhances reliability of air-driven packaging machines and conveyors.

Electronics and Food Industry: Ensures contaminant-free and lubricated air for sensitive pneumatic instrumentation.

General Pneumatic Equipment: Suitable for any compressed air system requiring consistent filtration, pressure control, and lubrication.

General technical data
SizeMiniMidiMaxi
Pneumatic connection 1, 21)G1/8,G1/4,G3/8G1/4,G3/8,G1/2,G3/4G1/2,G3/4,G1
DesignFilter regulator with/without pressure gauge
Proportional standard mist lubricator
Type of mountingVia accessories
In-line installation
Mounting positionVertical +5°
Grade of filtration{um}5
40
Bowl guardMetal bowl guard
Condensate drainManual, rotary
Fully automatic
Actuator lockRotary knob with latch
Rotary knob with integrated lock
Pressure regulation range{bar}0.5 … 7
0.5 … 12
Max. pressure hysteresis{bar}0.20.4
Pressure indicationWith pressure gauge
Prepared for G1/8Prepared for G1/4Prepared for G1/4
Max. condensate volume{cm3}2243802)

TypeB1B2B3B4D1D2
D3D4
D5D6
Mini
FRC-1/8-D-MINI104924076G1/831M4M36X1.53938
FRC-1/4-D-MINIG1/4
FRC-3/8-D-MINI110G3/8
Midi
FRC-1/4-D-MIDI1401255595G1/450M5M52X1.53952
FRC-3/8-D-MIDIG3/8
FRC-1/2-D-MIDIG1/2
FRC-3/4-D-MIDIG3/4
Maxi
FRC-1/2-D-MAXI16214666106G1/231M5M36X1.53965
FRC-3/4-D-MAXI106G3/431M36X1.5
FRC-1-D-MAXI182157106G131M36X1.5
TypeH1H2L1L2L3L4L5L6L7L8L9L10T112
Mini
FRC-1/8-D-MINI2011193169606910098601519371422
FRC-1/4-D-MINI
FRC-3/8-D-MINI
Midi
FRC-1/4-D-MIDI32222502048099120130601519381424
FRC-3/8-D-MIDI
FRC-1/2-D-MIDI
FRC-3/4-D-MIDI
Maxi
FRC-1/2-D-MAXI32222522289082150111601519381424
FRC-3/4-D-MAXI3225282111
FRC-1-D-MAXI4025282111

Installation Steps and Maintenance

Installation: Follow airflow direction marks; mount unit near pneumatic tools or valves ensuring easy access for maintenance. Use appropriate fittings compatible with Rc or G pipe threads.

Filter Maintenance: Visually inspect the bowl for accumulated condensate or dirt; replace filter elements regularly (every 3-6 months). For heavy moisture environments, consider auto drain versions.

Pressure Regulation: Adjust the regulator knob to set the desired output pressure; lock knob to prevent accidental changes if available.

Lubricator Care: Maintain oil level and use recommended turbine oils (ISO VG32). Adjust lubrication drop rate as per tool requirements, typically 1-12 drops per 1000L air. Lubricator supports refill without system shutdown.

Routine Checks: Monitor for air leaks, pressure stability, and cleanliness of air supply periodically to prevent performance degradation.

How to Choose the Right FRC Series FRL Unit

Flow Rate: Determine your pneumatic system’s maximum air consumption in L/min (ANR) or SCFM and select a unit with sufficient flow capacity.

Operating Pressure: Select a unit that supports the compressor’s maximum pressure output and allows regulation to the tool’s required range (up to 1.6 MPa max).

Filter Grade: Choose between 40 μm standard filters or 5 μm filters for cleaner air based on application needs.

Port Size: Match the FRL unit ports (Rc1/8, Rc1/4, Rc3/8, Rc1/2) to your air piping system to minimize pressure loss.

Drain Type: For high moisture environments, prefer auto-drain versions to avoid manual condensate removal.

Lubrication Requirements: Ensure lubricator oil type and refill method fit your pneumatic tool’s lubrication needs.

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