Fall Prevention Valve

PISCO PNEUMATIC Pneumatics Vacuum Products

Fall Prevention Valve

Workpiece drop prevention for multi-vacuum pad use. Minimize the pressure drop of other circuit when a workpiece falls down. Fall prevention valve prevents workpieces that are properly held from falling, even if some pads are not in suction. It reduces the vacuum lowering for vacuum pads with workpiece. The specified fluid medium is Air. The operating pressure range is Positive pressure: 0 to 0.7MPa/Negative pressure: 0 to -100kPa.
  • Brand PISCO PNEUMATIC
  • Category Pneumatics
  • Subcategory Vacuum Products
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Product Overview

The Fall Prevention Valve is a critical component designed to prevent workpieces from falling when used with multi-vacuum pad systems. It ensures that even if some vacuum pads lose suction, the workpiece remains securely held due to its fall prevention mechanism. This feature enhances safety and process reliability in automated handling applications where product stability is essential.

Construction and Materials

The valve is constructed from durable materials suitable for industrial environments. It operates with air as the fluid medium and features metric male and female threads (M3x0.5, M4x0.7, M5x0.8, M6x1, M10x1.5) and taper pipe threads (R1/8, Rc1/8) for secure connection to various vacuum systems and pad holders.

Configuration and Connections

The valve connects directly to the vacuum circuit via threaded interfaces. It is designed to interface with standard vacuum pad holders, including those without a vacuum pad (pad holder only), which have an internal diameter of φ1.6 mm. This ensures compatibility across different system configurations and mounting setups.

Operating Characteristics

The valve operates within a positive pressure range of 0 to 0.7 MPa and a negative pressure range of 0 to -100 kPa, making it suitable for a wide variety of vacuum applications. It maintains stable performance under ambient temperatures ranging from 0°C to 60°C, with no risk of freezing or material degradation in normal operating conditions.

Sizes and Options

Available in multiple thread sizes including M3x0.5 through M10x1.5 and taper pipe threads R1/8 and Rc1/8, the valve supports integration into various vacuum pad systems. The product is not offered in different colors or variants beyond these technical specifications.

Installation and Integration

Installation requires threading the valve into the system using one of the specified metric or tapered pipe connections (M3x0.5 to M10x1.5, R1/8 or Rc1/8). It can be directly mounted on a pad holder with an internal diameter of φ1.6 mm, ensuring secure and reliable integration into existing vacuum handling circuits.

SpecificationDetails
WeightPad size Ascending order Descending order Clear All
Fluid mediumAir
Operating pressure rangePositive pressure: 0 to 0.7MPa/Negative pressure: 0 to -100kPa
Operating temp. range0 to 60℃ (No freezing)
Metric male & female threadM3x0.5, M4x0.7, M5x0.8, M6x1, M10x1.5
Taper pipe male & female threadR1/8, Rc1/8
Vacuum Pad sizeVacuum Pad I. D.*
Without Vacuum Pad (Pad Holder only)φ1.6 mm
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