Pneumatic diaphragm vacuum pump

Introduction

A pneumatic diaphragm vacuum pump is a vacuum pump that uses compressed air to drive a flexible diaphragm, creating a vacuum, and it is used in laboratories, industry, and many other applications for applications that require an oil-free, explosion-proof, or portable vacuum source. The pump consists of a housing with one or more chambers, a flexible diaphragm, a set of valves, and a pneumatic drive system that uses compressed air to move the diaphragm back and forth; as the diaphragm moves, it alternately increases and decreases the volume of the chamber, drawing gas in through the inlet valve and expelling it through the outlet valve, creating a vacuum, and the pump is driven by compressed air, which makes it safe for use in hazardous or explosive atmospheres, where an electric motor could be a hazard, and it provides an oil-free vacuum, which is important for clean applications, and it is self-priming, can run dry, and is portable, with no electrical components; the vacuum level and the flow rate depend on the air supply pressure and the pump design. Pneumatic diaphragm vacuum pumps are used in laboratories for vacuum filtration, for aspiration, for degassing, for sampling, in industry for vacuum transfer and lifting, in chemical processing, in the food industry, in the pharmaceutical industry, and in many other applications where a safe, oil-free vacuum is required. With their safety and oil-free operation, pneumatic diaphragm vacuum pumps are essential for vacuum applications in hazardous and clean environments.

Pneumatic Diaphragm Vacuum Pump LPDV-T2010

Pneumatic Diaphragm Vacuum Pump offers a maximum pumping flow rate of 27L per minute. With its advanced pneumatic design, it can harness the power of compressed air to generate a vacuum....

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Standards

ISO 21360-1:2020-Vacuum technology-Standard methods for measuring vacuum-pump performance-Part 1: General description

GB/T 40344.1-2021-Vacuum technology-Standard methods for measuring vacuum-pump performance-Part 1: General description

Complies with the above standards, but is not limited to them.

Features

1. Pneumatic diaphragm vacuum pump driven by compressed air.

2. Air-operated diaphragm pump for vacuum or transfer.

3. For chemical and hazardous-area use.

4. Includes pump, air connections and manual.

5. Operates without electricity using air.

FAQ

Q1: What scenarios is this pump used for?

A: It provides vacuum or fluid transfer using compressed air without electricity, suitable for hazardous or remote locations. Customers in related industries rely on it for routine and quality-control work, and we can match the unit to your intended use.

Q2: What standards does it comply with?

A: It follows pressure equipment and ATEX-related guidance and GB/T standards, with wetted materials matched to the fluid. We confirm the stated performance during final inspection and can supply a certificate of conformity together with supporting documents for audit purposes.

Q3: What is the warranty?

A: The pump carries a 12 to 24 month warranty covering the body and air drive. Diaphragms and valves are wear parts. Damage from incompatible fluids is excluded.

Q4: Is it hard to operate?

A: Operation is simple: connect air, set the regulator and run. We provide a manual and guidance.

Q5: What is the lead time?

A: Standard models require 7-30 working days. In-stock units can ship within 3-7 working days. Custom configurations or large built-to-order systems may require additional time, and we confirm the exact schedule before order confirmation.

Q6: Is calibration required?

A: We recommend verification against traceable standards at regular intervals, typically every 6 to 12 months, and keeping calibration records for audit purposes. The manual describes the procedure, and reference standards are available from us. Accredited third-party calibration can also be arranged on request.

Q7: Are consumables universal?

A: Diaphragm kits are model-specific, while air fittings are standard. Ongoing cost includes wear kits.

Q8: Can it be customized?

A: Yes, several configurations are available. Options include materials, pressure ratio, flow and ATEX rating. We can discuss further custom requirements, confirm feasibility and advise any effect on the schedule before the order is confirmed.

Q9: Is installation included?

A: No installation is required for this unit. It is ready to run after a simple power connection and the leveling steps shown in the manual. We supply a detailed operation guide and online setup videos, and on-site commissioning can be arranged separately if your facility requires it.

Q10: What fluids are compatible?

A: It handles compatible gases or liquids within material and pressure limits. It is not for incompatible chemicals, abrasive slurries without filtration, or pressures beyond rating.