AW20-02B-2-A: Modular Filter Regulator, Economical Air Preparation Unit Integrating Filtration and Pressure Regulation
2026-03-18
Product Positioning
The AW20-02B-2-A is a modular filter regulator from the SMC AW-A series, integrating a filter and a regulator into a single unit. It performs precision filtration of compressed air and stable pressure regulation simultaneously within one body. As a core component of the F.R.L. air treatment unit, it is designed for air source preparation in various automated equipment. By removing contaminants and stabilizing air pressure, it provides a clean, constant power source for downstream pneumatic components. It is widely used in packaging machinery, assembly lines, electronic processing, and general industrial automation.
Core Highlights: 2-in-1 Filtration & Regulation, Metal Bowl, Includes Bracket
- 2-in-1 Filtration & Regulation, Saves Space and Cost
- Combining filter and regulator reduces connection points and installation space, simplifies pneumatic system design, and lowers procurement and maintenance costs.
- Metal Bowl, Robust and Durable
- Uses a metal case as the condensate reservoir, offering higher pressure resistance and solvent resistance compared to polycarbonate bowls, suitable for industrial environments with higher strength requirements.
- 5μm Filtration Precision, Adjustable Pressure Range
- Filtration precision is 5μm, effectively removing solid particles from compressed air.
- Set pressure range is 0.05 to 0.7 MPa, with a maximum operating pressure of 1.0 MPa, meeting most general automation needs.
- Rc1/4 Standard Port, Includes Mounting Bracket
- Thread type is Rc/PT taper pipe thread, port size is 1/4 inch.
- Option “B” signifies附带安装托架, facilitating secure mounting of the valve onto equipment and simplifying installation.
- Manual Drain Type, Easy Maintenance
- Drain method is manual drain cock, requiring periodic manual draining of accumulated condensate in the bowl.
- Wide Operating Condition Adaptability, Maintenance-Free Lubrication
- Working Fluid: Air.
- Proof pressure is 1.5 MPa, ensuring ample safety margin.
- Ambient/Fluid temperature range: -5 to 60°C (no freezing).
- Relief Type Structure: Automatically exhausts to atmosphere when secondary pressure exceeds the set value, stabilizing output pressure.
- Condensate storage capacity: 8 cm³.
Model Breakdown
Based on multiple search results and SMC naming conventions, the model breakdown for AW20-02B-2-A is as follows:
| Code | Meaning | Analysis |
|---|---|---|
| AW | Series Code | SMC AW-A Series Modular Filter Regulator |
| 20 | Body Size | Size 20 (Corresponds to 1/8, 1/4 port specifications) |
| -02 | Port Size | 1/4 inch (Rc 1/4 taper thread) |
| B | Option a | With Bracket |
| -2 | Semi-Standard | 0.05-0.7MPa setting, Metal Bowl |
| -A | Series Identifier | AW-A Series |
Specification Overview
| Item | Specification | Source |
|---|---|---|
| Model | AW20-02B-2-A | |
| Series | AW-A | Modular Filter Regulator |
| Type | Filter Regulator | |
| Working Fluid | Air | |
| Max. Operating Pressure | 1.0 MPa | |
| Set Pressure Range | 0.05 to 0.7 MPa | |
| Proof Pressure | 1.5 MPa | |
| Ambient/Fluid Temperature | -5 to 60°C (No freezing) | |
| Filtration Precision | 5 μm | |
| Structure | Relief Type | |
| Condensate Storage Capacity | 8 cm³ | |
| Thread Type | Rc/PT (Taper thread) | |
| Port Size | 1/4 inch (Rc1/4) | |
| Drain Type | Manual Drain Cock | |
| Option a | With Bracket | |
| Bowl Material | Metal Case | |
| Pressure Gauge | None (Pressure Port Plug) | |
| Flow Direction | Left → Right (Standard) | |
| Pressure Gauge Port Size | 1/8 inch | |
| Lubrication | Non-lube type |
Structure and Features
According to SMC technical data, the main features of the AW-A series include:
| Feature | Description | Source |
|---|---|---|
| 2-in-1 Filter/Regulator | 一体化设计,省空间,省配管 | Technical Data |
| Easy-to-Operate Handwheel | Shape allows easy finger access when unlocking, improving operability. | Technical Data |
| Modular Design | Can be freely combined with同系列过滤器、油雾器、微雾分离器等元件,构成完整的气源处理三联件(F.R.L.) | Technical Data |
| Installation Interchangeability | Has panel mounting interchangeability with the AW(K)-B series; brackets and lock nuts are common between old/new types. | Technical Data |
Applicable Scenarios
- General Automation Equipment: Air source pre-treatment for pneumatic systems in packaging machinery, assembly lines, material handling, electronic processing, etc.
- Pneumatic Tool Supply: Provides clean, stable compressed air for tools like pneumatic screwdrivers and grinders.
- Precision Instrument Air Supply: Provides regulated air for analytical instruments, testing equipment, avoiding pressure fluctuation impact on measurement accuracy.
- Replacement for Separate Filter and Regulator: Serves as an integrated solution where saving installation space and simplifying piping is crucial.
- Applications Requiring High Bowl Strength: Metal bowl suitable for industrial environments with higher requirements for pressure resistance and solvent resistance.
Summary: Economical and Reliable Integrated Air Source Preparation Core
The AW20-02B-2-A filter regulator perfectly solves the core矛盾 of “needing clean, stable air but having limited space” in pneumatic systems with its 2-in-1 design. It meets most general automation needs with 5μm filtration and 0.05-0.7MPa regulation range, offers enhanced durability with a metal bowl, and enables convenient installation with Rc1/4 standard ports and an included mounting bracket. Choosing the AW20-02B-2-A means equipping your automation equipment with an economical, reliable, and easily integrated “air preparation core” – a foundational choice for ensuring stable operation of downstream pneumatic components and enhancing overall equipment reliability.
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