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High-Precision Differential Pressure Leak Tester from China Suppliers and Factory for Waterproof Testing
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High-Precision Differential Pressure Leak Tester from China Suppliers and Factory for Waterproof Testing

The Differential Pressure Single-Channel Leak Tester is a high-precision, portable sealing inspection device commonly utilized in China for the waterproof and airtight testing of various industrial and consumer products. This advanced instrument employs the differential pressure measurement principle, allowing for meticulous control and evaluation of pressure fluctuations both inside and outside the product, which guarantees accurate and dependable test results. As a preferred choice among suppliers, it effectively replaces traditional water immersion testing methods, providing a more efficient and reliable solution for factories seeking to enhance their quality control processes

    Key Features
    • High-Precision Measurement Pressure control accuracy of ±200 Pa, resolution of 1 Pa, and error ≤0.05% F.S.
    • Easy Operation 10-inch resistive touchscreen, MCGS embedded UI, supports 1000 program groups.
    • Portable Design Compact structure, easy to move, suitable for various scenarios like production lines and laboratories.
    • Quick Connectors Specialized adapter design prevents instrument damage during use.
    • Multiple Protections Equipped with an oil-water separator to prevent liquid backflow and ensure equipment safety.
    • Data Logging Supports storage of 10,000 historical records for easy data tracing and analysis.
    📋 Technical Specifications
    Parameter Specification
    Measurement Principle Differential Pressure Leak Test
    Measurement Range 0 - 500 kPa
    Resolution 1 Pa
    Measurement Error ≤ 0.05% F.S.
    Test Time 0 - 999 Seconds (Adjustable)
    Power Input DC 24V ±10% (Adapter supports AC 220V ±10%)
    Touchscreen 10-inch Resistive Screen
    Operating Temperature 0 ~ 50 ℃
    Storage Temperature -10 ~ 70 ℃
    Communication Interface RS232 / Ethernet
    IP Rating IP41
    Program Groups 1000
    Historical Records 10,000
    🏭 Application Fields
    • Automotive parts
    • Electronic consumer goods
    • Home appliance industry
    • New energy
    Application Field 1
    Application Field 2
    Application Field 3
    Application Field 4
    🔬 Testing Principles

    Pressure Decay Method: Inflate the workpiece → Maintain pressure → Measure the pressure drop value. The greater the pressure drop, the greater the leakage.

    Differential Pressure Method: Compared with standard sealing components, the pressure difference between the workpiece and the standard component.

    Testing Principles Diagram
    Workflow
    Frequently Asked Questions
    Q What is the measurement accuracy of this differential pressure air tightness tester?
    The tester offers a pressure control accuracy of ±200 Pa, a resolution of 1 Pa, and a measurement error of ≤0.05% F.S., making it suitable for high-precision leak detection applications.
    Q What testing methods does this equipment support?
    The equipment supports two testing methods: the Pressure Decay Method (inflate → maintain pressure → measure pressure drop) and the Differential Pressure Method (compare workpiece pressure against a standard sealed component).
    Q What industries can this air tightness tester be used in?
    This tester is widely applicable across automotive parts manufacturing, electronic consumer goods, the home appliance industry, and new energy sectors, among others.
    Q How many program groups and historical records does the device support?
    The device supports up to 1,000 program groups for flexible test configuration, and can store up to 10,000 historical records for convenient data tracing and analysis.
    Q What communication interfaces are available on this tester?
    The tester is equipped with RS232 and Ethernet communication interfaces, enabling seamless integration with production line systems and data management platforms.
    Q What safety features does the differential pressure tester include?
    The tester is equipped with an oil-water separator that prevents liquid backflow, protecting the internal components and ensuring long-term equipment safety. It also features specialized quick connectors to prevent instrument damage during operation.

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