FWA-ECODR3-SMT-02VRS-MS Rexroth Central control module

Rexroth Pneumatic Directional Control Valves Overview

Rexroth (Bosch Rexroth) is a leading global supplier of industrial and mobile hydraulics, electric drive and control technology. Its pneumatic directional control valves are used to control the flow direction of compressed air in pneumatic systems, thereby controlling the direction of movement, speed, and stopping of pneumatic actuators (such as cylinders and pneumatic motors).

Product Detailed Description

• Function:

• Controls the flow direction of compressed air in pneumatic systems.

• Enables the extension, retraction, reciprocating motion, and rotation of pneumatic actuators.

• Can be controlled electrically, pneumatically, or mechanically.

• Offers a variety of valve positions and port configurations to meet different system requirements.

• Some valves also integrate flow control functions.

• Features:

• Robust and durable design for industrial environments.

• Various connection methods (e.g., subplate mounting, in-line mounting).

• Low-power solenoid valves are available.

• High flow capacity ensures fast response.

• Reliable switching performance and long service life.

• Easy to install and maintain.

Product Parameters

As Rexroth offers a wide variety of pneumatic directional control valves, the following are some general parameters. Always refer to the official datasheet for the specific model:

• Valve Function:

• E.g., 3/2-way, 5/2-way, 5/3-way, etc.

• Actuation Type:

• Electrical (solenoid).

• Pneumatic.

• Mechanical (e.g., manual, roller).

• Mounting Type:

• Subplate mounting (ISO standard interface).

• In-line mounting (G thread, NPT thread, etc.).

• Nominal Size (DN):

• Wide range, from a few millimeters to tens of millimeters.

• Nominal Flow Rate (Qn):

• Varies depending on the valve size and design.

• Operating Pressure Range:

• E.g., -0.9 bar to 16 bar.

• Ambient Temperature Range:

• E.g., -20 °C to +50 °C.

• Electrical Connection:

• E.g., plug-in connector, terminal box.

• Protection Class (IP):

• E.g., IP65.

• Voltage:

• E.g., 24 V DC, 230 V AC.

Product Advantages

• High Reliability:

• The Rexroth brand is renowned for its high quality and reliability.

• Superior Performance:

• High flow capacity and fast response times ensure system performance.

• Wide Product Range:

• Offers various valve functions, actuation types, and sizes to meet different application needs.

• Energy Efficient:

• Low-power solenoid valve models help reduce energy consumption.

• Easy Integration:

• Various connection methods and standard interfaces facilitate integration into existing systems.

• Long Service Life:

• Robust design and high-quality materials ensure a long service life.

Precautions

• Correct Selection:

• Select the appropriate valve based on the system's operating pressure, flow requirements, actuation type, and port requirements.

• Correct Installation:

• Follow Rexroth's installation guidelines, ensuring the valve body and piping connections are secure and leak-free.

• Clean Air Supply:

• Use filtered and dried compressed air to prevent internal contamination and damage to the valve.

• Lubrication:

• Some valves may require periodic lubrication; refer to the product manual.

• Electrical Connection:

• For solenoid valves, ensure the electrical connection is correct and the voltage meets the requirements.

• Safe Operation:

• Always observe relevant safety procedures when operating and maintaining pneumatic systems.

Product Applications

Rexroth pneumatic directional control valves are widely used in various industrial sectors, including but not limited to:

• Factory Automation:

• Controlling cylinders, clamping devices, etc., on production lines.

• Packaging Machinery:

• Controlling the conveying, cutting, and sealing of packaging materials.

• Food and Beverage Industry:

• Controlling filling and labeling equipment.

• Automotive Industry:

• Controlling welding robots and pneumatic tools on assembly lines.

• Woodworking Machinery:

• Controlling clamping and feeding actions.

• Textile Machinery:

• Controlling yarn tension and guiding mechanisms.

• Medical Equipment:

• Controlling pneumatically driven medical devices.