The Festo GR-QS-4, with MPN 193967, is a high-quality Flow Control Valve designed to ensure precise airflow management in pneumatic systems. Engineered for optimal control and reliability, this valve is essential for maintaining the efficiency and performance of automated equipment.

Key Features:

Precise Flow Regulation: Tailored to deliver accurate control of air flow, the GR-QS-4 helps maintain ideal conditions within pneumatic systems, ensuring optimal performance.
Durable Construction: Made with robust materials, this flow control valve stands up to the demanding conditions of industrial environments, ensuring longevity and reliability.
Compact and Efficient Design: Its sleek, space-saving design allows for easy integration into tight spaces without compromising on efficiency.
User-friendly Operation: Features an intuitive adjustment mechanism that allows for quick and precise flow settings, making system calibration effortless.
Versatile Compatibility: Compatible with a broad range of pneumatic applications, the GR-QS-4 can be seamlessly integrated into existing setups, offering flexibility in system design.

Benefits:

Enhanced System Efficiency: By accurately controlling airflow, this valve aids in maintaining system efficiency, contributing to smoother and more reliable operations.
Reduced Energy Costs: Optimizing airflow helps minimize energy usage, translating into significant cost savings over time.
Prolonged Equipment Life: Proper flow control reduces strain on system components, extending their lifespan and decreasing maintenance requirements.
Increased Safety: Stable and reliable flow control enhances the safety of pneumatic operations, adhering to rigorous industrial safety standards.

Applications:

Automation Systems: Vital for regulating air flow in automated production lines to ensure consistent and high-quality outputs.
Assembly Processes: Crucial in assembly line setups where precise airflow is essential for efficient and error-free operations.
Testing and Maintenance: Ideal for use in setups requiring consistent air control for accurate testing and maintenance.
General Pneumatics: Suitable for a wide range of pneumatic applications across various industries, improving operational accuracy and reliability.

The Festo GR-QS-4 Flow Control Valve exemplifies Festo’s commitment to pioneering pneumatic solutions, delivering a precise and durable option for managing air flow in industrial processes.

Technical Data

Feature	Specification
Valve function	Flow control non-return function
Pneumatic connection 1	QS-4
Pneumatic connection 2	QS-4
Adjusting element	Knurled screw
Type of mounting	Optionally: Front panel mounting With through-hole With accessories
Standard nominal flow rate in flow control direction	110 l/min
Standard nominal flow rate in non-return direction	165 l/min
Operating pressure	0.2 bar … 10 bar
Ambient temperature	-10 °C … 60 °C
Housing material	PA-reinforced
Explosion prevention and protection	Observe the information on the certificate Zone 1 (ATEX) Zone 2 (ATEX) Zone 21 (ATEX) Zone 22 (ATEX)
Mounting position	Any
Symbol	00991453
Operating medium	Compressed air as per ISO 8573-1:2010 [7:4:4]
Information on operating and pilot media	Operation with oil lubrication possible (required for further use)
LABS (PWIS) conformity	VDMA24364-B1/B2-L
Temperature of medium	-10 °C … 60 °C
Product weight	12 g
Note on materials	RoHS-compliant
Seals material	NBR
Releasing ring material	POM
Knurled head material	PA-reinforced
Material of adjusting screw	High-alloy steel