Vanne de régulation mécanique à bouton - Vérins sans tige & Solutions pneumatiques By Bepto

Vanne de régulation mécanique pneumatique série S3

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Dependable Mechanical Button Control Valves

Experience direct and reliable pneumatic control with our range of mechanical button valves. Engineered for durability and ease of use, these valves provide positive manual actuation for a variety of industrial applications, ensuring safety and precise operation when you need it most.

Pourquoi choisir notre Mechanical Button Valves?

Direct Manual Control

Offers immediate, positive actuation via push buttons, knobs, or levers, providing operators with direct control over pneumatic circuits.

Robust & Reliable

Built with durable materials and simple mechanisms for long service life and consistent performance, even in demanding industrial environments.

Ideal for Safety & Interlocks

Perfect for manual overrides, emergency stops, and safety interlock circuits where direct operator intervention is required.

Comprendre Mechanical Button Valve Modèles

Direct Action, Dependable Results

Mechanical button control valves are actuated by physical force applied to a button, lever, knob, or pedal. This direct mechanical action shifts the valve spool or poppet, redirecting airflow to control pneumatic actuators or system functions. They are valued for their simplicity and reliability, operating without the need for electrical power.

Common Actuator Types:

Push Button Valves: Actuated by pressing a button (e.g., mushroom head for emergency stops, flush or extended buttons for regular operation).
Lever Valves: Operated by a hand lever, offering clear visual indication of valve position.
Rotary Knob/Selector Valves: Allow selection between different flow paths or positions by turning a knob.
Roller Lever/Plunger Valves: Actuated by mechanical contact with a moving part of a machine (cam-operated).

Notre Mechanical Button Valve Technical Edge

Durable Actuator Mechanisms

High-strength buttons, levers, and internal components designed for high cycle life and resistance to wear in industrial settings.

Positive Detent Options

Many models feature clear detent positions, providing tactile feedback and ensuring the valve remains in the selected state until intentionally changed.

Variety of Button Styles

Including flush, extended, mushroom head (for E-stops), and shrouded buttons to suit different operational and safety needs.

Panel & Body Mounting

Designed for easy panel mounting for control consoles or direct body mounting on machinery.

Paramètres clés pour la sélection Mechanical Button Valves

Fonction de la vanne

E.g., 3/2 NC, 3/2 NO, 5/2, 5/3 (detented or spring return).

Type d'actionneur

Push button (various styles), lever, selector knob, roller, plunger.

Taille du port

Common sizes like M5, G1/8″, G1/4″.

Plage de pression de fonctionnement

Maximum pressure the valve can safely handle.

Débit (Cv / Kv)

Indicates the valve’s air flow capacity.

Operating Force

Force required to actuate the button or lever.

Matériau du corps

Typically aluminum, brass, or durable plastics.

Style de montage

Panel mount (threaded neck) or body mounting holes.

Pour les paramètres détaillés, veuillez vous référer aux manuels des produits individuels ou à l'adresse suivante consulter nos experts techniques.

Applications typiques de la Mechanical Button Valves

Manual Overrides on Automated Systems

Allowing operators to manually control parts of an automated system during setup, maintenance, or emergencies.

Safety Interlock Circuits

Used in two-hand control systems or as part of machine guarding to ensure operator safety.

Operator Control Panels & Stations

Providing direct input for starting, stopping, or selecting functions in pneumatic machinery.

Pneumatic Logic Control

Used as input elements in purely pneumatic control systems where electrical signals are not desired.

Test Benches & Fixtures

For manual actuation of test sequences or clamping/unclamping operations on test rigs.

Simple Machine Control

For basic on/off or directional control of small pneumatic devices and tools.

Mechanical Button Valve Installation et maintenance

Bonnes pratiques d'installation :

Ensure the mounting surface is clean, flat, and rigid to prevent valve body distortion.
Use appropriate tools for tightening threaded connections and panel mounting nuts to avoid damage.
Connect air lines to the correct ports as indicated on the valve body or in the manual.
Ensure the air supply is clean and dry; use filters upstream if necessary.
For cam or roller-actuated valves, ensure proper alignment and engagement with the actuating mechanism.

Entretien courant :

Periodically inspect the actuator (button, lever, etc.) for smooth operation and signs of wear.
Check for air leaks around ports and the actuator stem.
Keep the valve exterior clean, especially around moving parts.
If the valve becomes stiff or difficult to operate, check for internal contamination or wear (consult manual for serviceability).
Ensure mounting hardware remains secure.

Always de-pressurize the pneumatic system before performing any maintenance or attempting to remove a valve.

Mechanical Button Valve FAQ

What is the main advantage of a mechanical button valve over a solenoid valve?

The main advantage is simplicity and independence from electrical power. Mechanical button valves are actuated by direct physical force, making them:

Reliable in environments where power supply is unstable or unavailable.
Suitable for hazardous areas where electrical components could be an ignition source (though specific certifications are still needed for such areas).
Easier to understand and troubleshoot for some operators due to their direct mechanical nature.
Often more cost-effective for simple manual control tasks.

What are "detented" vs. "spring return" mechanical button valves?

This refers to how the valve maintains its position after actuation:

Spring Return (Momentary): The valve returns to its original (unactuated) position as soon as the actuating force (e.g., button press) is removed. This is achieved by an internal spring. You need to continuously hold the button/lever to keep the valve in the actuated state.
Detented (Maintained): The valve stays in the actuated position even after the actuating force is removed. It requires a separate action (e.g., pressing again, pulling, or turning to a different position) to return it to its original state or switch to another state. These often provide a tactile “click” or detent feel.

Choose based on whether you need the valve to stay actuated or return automatically.

How much force is typically needed to operate a mechanical button valve?

The operating force required varies significantly depending on the valve’s design, size, internal spring strength (for spring return types), and the air pressure it’s working against.
Smaller valves or those with balanced spool designs generally require less force. Larger valves or those operating at higher pressures might need more force. Product datasheets usually specify the typical operating force or range for each model. For push buttons, this is often expressed in Newtons (N) or pounds-force (lbf).

Are mechanical button valves suitable for high cycle rate applications?

While mechanical button valves are robust, their suitability for very high cycle rates depends on the specific design and application.

Mechanical Wear: Being mechanical, they are subject to wear on moving parts (springs, spools, actuator mechanisms) over many cycles. Their rated mechanical life is usually specified in millions of cycles.
Operator Fatigue: For manually operated valves, high cycle rates can lead to operator fatigue.
Actuation Speed: Manual actuation speed is inherently slower and less consistent than electrical actuation from a solenoid valve.

For extremely high cycle rates or fully automated processes, solenoid valves are generally preferred. Mechanical button valves excel in applications requiring deliberate manual input, safety functions, or where electrical control is not feasible.

What are common mounting options for these types of valves?

Common mounting options for mechanical button control valves include:

Panel Mounting: Many push button, selector switch, and lever valves have a threaded neck and nut system, allowing them to be mounted directly through a hole in a control panel or console. This is very common for operator interfaces.
Body Mounting: Some valves have threaded holes or through-holes directly on the valve body, allowing them to be bolted onto a machine frame or bracket.
Sub-base or Manifold Mounting: While less common for purely mechanical button valves compared to solenoid or air-piloted valves, some modular designs might allow for mounting on a sub-base.

The specific mounting options will be detailed in the product’s technical documentation.

Take Direct Control with Our Mechanical Button Valves

For applications demanding reliable manual intervention and robust performance, our mechanical button control valves are the trusted choice. Explore our diverse range or contact our valve specialists to find the perfect solution for your needs.

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