VUVS-L20-M52-AD-G18-F7-1C1 Festo Solenoid Valve

Technical Overview

The Festo VUVS-L20-M52-AD-G18-F7-1C1 is a high-performance 5/2-way monostable solenoid valve designed for universal directional control. Featuring a piston gate valve design with soft sealing principles, it offers a standard nominal flow rate of 700 l/min. This electrically actuated valve utilizes internal pilot air supply and a pneumatic spring reset, providing reliable operation within a 2.5 bar to 10 bar pressure range.

Key Features

5/2-way monostable valve function
Electric actuation with 24V DC operating voltage
Piston gate valve design for reliable performance
Internal pilot air supply and pneumatic spring reset
IP65 protection with compatible plug socket
Detenting and non-detenting manual override options
RoHS-compliant materials
Suitable for manifold rail or through-hole mounting

Technical Specification Matrix

Parameter	Value
Valve function	5/2-way, monostable
Type of actuation	Electric
Valve size	21 mm
Standard nominal flow rate (standardised to DIN 1343)	700 l/min
pneumatic working port	G1/8
Operating voltage	24V DC
Operating pressure (MPa)	0.25 MPa ... 1 MPa
Operating pressure (bar)	2.5 bar ... 10 bar
Design	Piston gate valve
Type of reset	Pneumatic spring
Approval	c UL us - Recognized (OL)
Degree of protection	IP65 With plug socket To IEC 60529
Nominal size	5.7 mm
Exhaust-air function	With flow control option
Sealing principle	Soft
Mounting position	optional
Manual override	Detenting Non-detenting
Type of piloting	Pilot actuated
Pilot air supply	Internal
Flow direction	Non-reversible
Symbol	00991023
lap	Overlap
b value	0.35
C value	2.9 l/sbar
Switching time off	29 ms
Switching time on	20 ms
Duty cycle	100%
Max. positive test pulse with 0 signal	1900 µs
Max. negative test pulse with 1 signal	2700 µs
Characteristic coil data	24 V DC: 2.6 W
Permissible voltage fluctuations	+/- 10 %
Operating medium	Compressed air to ISO 8573-1:2010 [7:4:4]
Note on operating and pilot medium	Lubricated operation possible (in which case lubricated operation will always be required)
Vibration resistance	Transport application test with severity level 2 to FN 942017-4 and EN 60068-2-6
Shock resistance	Shock test with severity level 2 to FN 942017-5 and EN 60068-2-27
Corrosion resistance class CRC	2 - Moderate corrosion stress
LABS (PWIS) conformity	VDMA24364-B1/B2-L
Cleanroom suitability	Class 6 according to ISO 14644-1
Media temperature	-10 °C ... 60 °C
Pilot medium	Compressed air to ISO 8573-1:2010 [7:4:4]
Ambient temperature	-10 °C ... 60 °C
Product weight	222 g
Electrical connection	Type C To EN 175301-803
Type of mounting	On manifold rail With through-hole
Breather connection	Not ducted
Pilot exhaust port 84	M5
Pneumatic connection, port 1	G1/8
Pneumatic connection, port 2	G1/8
Pneumatic connection, port 3	G1/8
Pneumatic connection, port 4	G1/8
Pneumatic connection, port 5	G1/8
Note on materials	RoHS-compliant
Material seals	HNBR NBR
Material housing	Die-cast aluminium Painted
Material piston slide	Wrought aluminium alloy
Material screws	Galvanised steel

Industrial Applications

1. Automated Carton Erecting Mechanism

In high-speed end-of-line packaging systems, this Festo VUVS 5/2-way valve controls the double-acting pneumatic cylinders responsible for folding and locking cardboard carton flaps. The valve's 700 l/min flow rate ensures the rapid cylinder actuation required to maintain high throughput rates in packaging lines.

Problem Solved

Ensures fail-safe operation in packaging machinery; the monostable pneumatic spring reset guarantees that if electrical power is lost, the folding arm retracts to a safe home position, preventing jams or damage to the machine and product.

Packaging AutomationCarton Erector5/2-Way MonostableFail-Safe RetractionIP65 Protection

2. Cleanroom Pick-and-Place Handling Unit

Utilized within electronics assembly specifically for controlling the horizontal slide motion of a pneumatic pick-and-place gantry. The valve's ISO Class 6 cleanroom suitability makes it compliant for environments where particulate contamination must be minimized, such as PCB assembly or semiconductor handling.

Problem Solved

Provides reliable pneumatic control in sensitive manufacturing environments without introducing contaminants. The compact 21mm width allows for dense banking of valves to control multiple axes in a small footprint, critical for space-constrained cleanrooms.

Cleanroom ISO Class 6Electronics AssemblyPick-and-PlacePneumatic Slide Control24V DC Solenoid

3. Conveyor System Diverter Gate Actuation

Controls the pneumatic actuator for a diverter arm on a logistics conveyor belt, used to sort packages into different chutes. The robust piston gate design and IP65 rating ensure long-term durability despite exposure to warehouse dust and continuous 100% duty cycle operation.

Problem Solved

Solves the need for robust, high-frequency sorting in harsh logistics environments. The monostable function ensures the diverter defaults to the 'pass-through' position during a power outage, preventing package pile-ups and maintaining mainline flow.

Material HandlingConveyor DiverterLogistics SortingPiston Gate ValveHigh Duty Cycle