GRLA-1/8-QS-8-RS-D FESTO Check Valve with Throttle: Precise Flow Control and High-Performance Industrial Solution

In automated control systems, the throttle valve plays a crucial role by regulating the flow of fluids to control speed and pressure. The GRLA-1/8-QS-8-RS-D check valve with throttle introduced by FESTO Corporation offers precise flow control and high performance, meeting the demands of industrial automation for accurate control.

Uni-directional Throttling Function

The GRLA-1/8-QS-8-RS-D check valve with throttle features a uni-directional throttling function, allowing for precise control of compressed air flow and accurate adjustment of pneumatic system speeds.

Diversified Pneumatic Interfaces

• Pneumatic interface 1 uses the QS-8 specification, offering quick connection and easy operation.
• Pneumatic interface 2 uses the G1/8 specification, compatible with a wide range of pneumatic components and systems.

Precise Flow Control

The standard nominal flow rate reaches 215 liters per minute in the control direction, while in the blocking direction, the flow rate ranges from 175 to 250 liters per minute, ensuring flow requirements under various working conditions.

Broad Working Pressure Range

This throttle valve is suitable for a working pressure range of 0.2 bar to 10 bar, adapting to various pressure environments.

Environmental Adaptability

Designed for an ambient temperature range of -10°C to 60°C, ensuring reliability under different climatic conditions.

High Standard Clean Room Classification

It meets the Class 4 clean room classification according to ISO 14644-1, suitable for application environments with high cleanliness requirements.

Material and Compliance

• The seal is made of NBR material, ensuring good sealing performance.
• The hollow bolt and knurled head are made of refined aluminum alloy and anodized, providing corrosion and wear resistance.
• The adjustment screw is made of high-alloy stainless steel, ensuring durability and stability of adjustment.
• The swing joint is made of die-cast zinc, offering good mechanical properties.

Technical Parameters Overview

• Valve Function: Uni-directional throttling function
• Pneumatic Interface 1: QS-8
• Pneumatic Interface 2: G1/8
• Adjustment Element: Knurled screw
• Installation Method: By screwing in, through external threads
• Standard Nominal Flow: 215 l/min in control direction, 175 l/min to 250 l/min in blocking direction
• Working Pressure: 0.2 bar to 10 bar
• Ambient Temperature: -10°C to 60°C
• Working Medium: Compressed air, compliant with ISO 8573-1:2010 [7:4:4]
• Clean Room Classification: Class 4
• Storage Temperature: -10°C to 40°C
• Medium Temperature: -10°C to 60°C
• Nominal Torque: 3 Nm
• Product Weight: 24 g

Application Scenarios

The GRLA-1/8-QS-8-RS-D check valve with throttle is suitable for the following fields:

• Industrial automation equipment
• Pneumatic control systems
• Precision mechanical tools
• Medical equipment

The GRLA-1/8-QS-8-RS-D check valve with throttle from FESTO, with its precise flow control, high performance, and wide adaptability, provides an ideal control component for the field of industrial automation. Choose FESTO for an accurate and reliable fluid control solution.

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GRE-1/4
GRE-1/4-NPT
GRE-3/8
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GRF-PK-3X2
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GRLA-1/8-PK-3-B
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GRLA-1/8-QB-1/4-U
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GRLA-1/8-QS-3-RS-D
GRLA-1/8-QS-4-D
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GRLA-1/4-PK-6-B
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GRLA-1/4-QB-3/16-U
GRLA-1/4-QB-1/4-U
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