The Festo MS4-EM1-1/4, with MPN 541258, is an advanced shut-off and soft-start dump valve designed to enhance the control and safety of pneumatic systems. This valve is part of Festo’s MS series and is known for its reliable performance in various industrial settings.

Key Features:

Efficient Control and Safety: This valve facilitates safe and gradual pressure build-up when activating systems and ensures rapid decompression upon shutdown, enhancing both safety and reliability.
Durable Construction: Manufactured with an aluminium body, the MS4-EM1-1/4 is robust and resistant to corrosion, making it suitable for harsh industrial environments.
High Flow Capacity: With a maximum flow rate of 2200 L/min, it can handle high-power systems without compromise.
Temperature Versatility: Operates within a temperature range from -10°C to +60°C, accommodating various operational climates.
Ease of Use: Features a rotary knob for straightforward manual control, allowing quick adjustments between open and closed states. This user-friendly interface confirms the valve’s status at a glance.

Benefits:

Operational Efficiency: Optimizes air consumption and reduces energy costs by managing pressure efficiently.
Longevity and Reduced Maintenance: Protects the pneumatic components from wear and tear, thereby extending their service life and reducing maintenance needs.
Adaptable Installation: Its versatile design allows for mounting in any position, simplifying installation and integration into existing systems.

Applications:

Process Control: Integral in systems requiring precise pressure adjustments.
Food and Beverage: Ensures compliance with industry standards and maintains system integrity.
Packaging Equipment: Delivers consistent performance crucial for packaging operations.
Assembly Lines: Enhances the reliability and efficiency of automated assembly processes.

The Festo MS4-EM1-1/4 stands out for its combination of performance, durability, and ease of use, making it an excellent choice for a wide range of industrial applications. It embodies Festo’s commitment to delivering high-quality pneumatic solutions.

Technical Data

Feature	Specification
Structural Design	Rotary gate valve
Actuation Type	Manual
Exhaust Air Function	Without flow control option
Type of Control	Direct
Symbol	00991670
Valve Function	3/2, bistable
Operating Pressure	0 bar … 14 bar
C value	9 l/sbar
b-value	0.39
Standard Nominal Flow Rate	2200 l/min
Operating Medium	Compressed air as per ISO 8573-1:2010 [7:4:4], Inert gas
Information on Operating and Pilot Media	Operation with oil lubrication possible (required for further use)
Corrosion Resistance Class (CRC)	2 – Moderate corrosion stress
Note on Materials	RoHS-compliant
LABS (PWIS) Conformity	VDMA24364-B1/B2-L
Temperature of Medium	-10 °C … 60 °C
Ambient Temperature	-10 °C … 50 °C
For Use in the Food Industry	See supplementary material information
Type of Mounting	Optionally: Line installation With accessories
Mounting Position	Any
Flow Direction	Non-reversible
Product Weight	190 g
Pneumatic Connection 1	G1/4
Pneumatic Connection 2	G¼
Pneumatic Connection 3	G1/4
Seals material	TPE-U(PU)
Housing material	Die-cast aluminum