PCB Testing with Pneumatic Test Fixtures
Compact, High-Volume Benchtop Test Press for Production and Multi-Site Testing
RTI's pneumatic test fixtures use dry compressed air to deliver consistent, reliable performance for high-volume and multi-site testing. These automatic test press kits fit directly on a test bench, and support a wide range of applications, including electrical, pressure, and temperature testing for PCB modules, MEMS devices, and more. RTI's pneumatic test fixtures deliver fast, repeatable results and integrate easily into both development and production test setups.
▪ High Efficiency
Designed for high-volume and multi-site testing of PCBs and PCB modules. Uses dry compressed air for consistent actuation with minimal maintenance. Ideal for production environments requiring fast, repeatable operation.
▪ Precision and Automation
The high-force piston ensures 100% vertical compression for accurate, repeatable contact. This design simplifies operator use and supports seamless integration into semi- or fully automated test setups.
▪ Customizable Solutions
Available in standard or custom base sizes. Interface modules are tailored to your DUT's electrical and mechanical needs, with options for heating/cooling, fluid testing, and topside/backside probing. Universal base design supports quick module changeover.
▪ Advanced Versatility
Pneumatic components can be embedded into the interface module to activate buttons, sensors, or right-angle connectors on the UUT. Supports complex mechanical and functional interactions without manual input.
PCB Testing with Pneumatic Test Fixtures
Compact, High-Volume Benchtop Test Press for Production and Multi-Site Testing
RTI's pneumatic test fixtures use dry compressed air to deliver consistent, reliable performance for high-volume and multi-site testing. These automatic test press kits fit directly on a test bench, and support a wide range of applications, including electrical, pressure, and temperature testing for PCB modules, MEMS devices, and more. RTI's pneumatic test fixtures deliver fast, repeatable results and integrate easily into both development and production test setups.
▪ High Efficiency
Designed for high-volume and multi-site testing of PCBs and PCB modules. Uses dry compressed air for consistent actuation with minimal maintenance. Ideal for production environments requiring fast, repeatable operation.
▪ Precision and Automation
The high-force piston ensures 100% vertical compression for accurate, repeatable contact. This design simplifies operator use and supports seamless integration into semi- or fully automated test setups.
▪ Customizable Solutions
Available in standard or custom base sizes. Interface modules are tailored to your DUT's electrical and mechanical needs, with options for heating/cooling, fluid testing, and topside/backside probing. Universal base design supports quick module changeover.
▪ Advanced Versatility
Pneumatic components can be embedded into the interface module to activate buttons, sensors, or right-angle connectors on the UUT. Supports complex mechanical and functional interactions without manual input.
Product Details & More
Here, you'll find helpful links, PDF downloads for manuals and brochures, and related blog posts. For further assistance, please contact our customer support team.
Here, you'll find helpful links, PDF downloads for manuals and brochures, and related blog posts. For further assistance, please contact our customer support team.
Pneumatic Test Fixtures Overview
We design our pneumatic test fixtures to meet the demands of high-volume and multi-site testing for PCBs and PCB modules. Using dry compressed air, these compact benchtop fixtures deliver fast, consistent actuation and enable full electrical, pressure, and temperature testing in a single, integrated setup.
Test Fixture Design
Each fixture includes a high-force piston that activates the lid with 100% vertical compression. This ensures precise, repeatable contact and supports integration with automated systems. Pneumatic components can also be built into the interface module to trigger sensors, mechanical switches, or other UUT elements during test.
Key Press Design Features:
- High-force piston: Delivers consistent, 100% vertical compression.
- Automated functionality: Supports hands-free operation and automation system integration.
- Modular design: Enables additional pneumatic features to match your specific test requirements.
Customization and Versatility
RTI pneumatic test fixtures are built for flexibility. Fixtures can be configured with universal bases and interchangeable, DUT-specific interface modules customized to your electrical, mechanical, and environmental test needs. Pneumatic actuation can be integrated at the module level to enable in-test interaction with UUT components such as buttons or connectors.
Custom Features & Options:
- Standard and Custom Base Footprints: Tailored to fit different bench sizes and testing needs.
- Pneumatic Actuation: Activates buttons, sensors, and right-angle interfaces on the UUT.
- Heating/Cooling Options: Integrated into base or lid for temperature-controlled test environments.
- Fluid Test Integration: Supports bio and medical testing applications.
- Topside/Backside Probing: Enables access to multiple DUT surfaces.
- Multi-Site Testing: Supports panelized boards and medium to high pin count configurations.
- Universal Base Design: Allows fast module changeover and repeatable setups.
- Driver Component Integration: Comprehensive testing setups.
- Ease of Use: Simplifies setup, reduces operator fatigue, and increases throughput.
- Vertical Travel: Provides over 4 inches of lid travel for tall devices or complex stackups.
- Safety Standards: Optional finger-safe features available for lab and production environments.
Our pneumatic test fixtures provide an ideal solution for high-volume, multi-site PCB and PCB module testing. With robust design features, customizable options, and comprehensive functionality, our presses ensure reliable and repeatable testing outcomes. Whether you need a standard model or a customized solution, our pneumatic test fixtures are built to meet your precise testing requirements.
Download Info Sheet
For more detailed information on our pneumatic test fixtures, feel free to contact us or download our info sheet here.
753 Series – Small Pneumatic Test Fixture
Specs:
- Dimensions: 5.5in x 7.3in x 15.4in
- Working Distance: 3.3in between the top of the DUT and the bottom of the lid
Unique Features:
- Offset Piston Design: Unlike conventional models, the 753 Series features a piston offset from the test sites, utilizing extending arms attached to the lid. This ensures even pressure distribution and accommodates additional functionalities.
- Enhanced Connectivity: The lid assembly can integrate additional pneumatic functions and DUT connectivity, enabling comprehensive testing setups.
Optimal Design
The 753 Series boasts a compact footprint, making it ideal for bench spaces with limited room while maintaining high performance and versatility. Its design includes an offset piston mechanism that ensures smooth and precise operations, which is crucial for consistent test results.
Customization and Flexibility
The 753 Series can be equipped with device-specific interface modules, customized to your test and electrical requirements. Optional add-ons such as sensors and buttons can be integrated into the interface module to enhance your testing capabilities. Additionally, we offer the option to design custom pneumatic fixtures beyond our standard models, including features like RF shielding, Faraday cages, and custom gaskets for sealed test environments.
Safety and Efficiency
Engineered for ease of use, the 753 Series includes finger-safe operation standards to ensure operator safety during high-volume testing. Its automation-ready design supports reduced manual intervention and increased throughput, making it a reliable and efficient choice for modern PCB testing.
Our pneumatic test fixtures are a testament to precision engineering, designed to streamline your testing processes while ensuring safety and efficiency. The 753 Series exemplifies these principles with its advanced features and customizable options, making it an invaluable asset for high-volume and multi-site PCB testing.
Contact us for a free quote!
755 Series – Large Pneumatic Test Fixture
Specs
- Dimensions: 20in x 12in x 22in
- Working Distance: 4.77in between the top of the DUT and the bottom of the lid.
Unique Features
- Direct Piston Placement: The piston is strategically located directly over the test site, ensuring precise application of compression force.
- Sealed Environment: Gaskets around the test sites and on the lid create a sealed environment, ideal for forced air temperature and/or pressure testing.
- Adaptability: This press can be customized with a variety of features, such as RF shielding, temperature control, and more, to meet specific testing needs.
Optimal Design for Advanced Testing
The 755 Series features a high-force piston that activates the lid, providing 100% vertical compression force. This design not only enhances ease of use but also supports automation, making it perfect for repetitive and precise testing requirements.
Customization and Flexibility
Our pneumatic test fixtures, including the 755 Series, offer flexibility with a universal base and interchangeable interface modules. These modules are device-specific and built to meet your exact testing and electrical requirements. Additional pneumatic functionalities can be integrated to activate various components on the UUT, such as sensors and buttons, enhancing the overall testing process.
Safety and Efficiency
Safety is paramount in our design. The 755 Series features two-button operation for safety, a cylinder centered over the DUT for even pressure application, and lid locks to secure the cylinder/lid in the up position when not in use.
Whether you need a standard model or a fully customized solution, the 755 Series is designed to meet the rigorous demands of modern PCB testing, ensuring reliability, precision, and efficiency.
Contact us for a free quote!
Detailed Custom Example of RTI's Pneumatic Test Fixtures
Customized Pneumatic Test Fixture Example: 180-Site MicroPressure Sensor Panel
At RTI, we pride ourselves on delivering highly customized solutions tailored to meet the specific testing requirements of our clients. One such example is this custom 755 Series designed for a 180-site MicroPressure Sensor Panel, intended for panel PCB temperature and pressure testing.
Custom Pneumatic Test Fixture Using the 755 Series
Overview:
This custom pneumatic test fixture is built on the robust foundation of our standard 755 series. It incorporates advanced features to create a highly controlled and precise testing environment, essential for accurate calibration and testing of pressure sensors in PCB panels.
Dimensions and Working Space:
- Fixture Base: Standard 755 series
- Overall Dimensions: 20 inches x 12 inches x 22 inches
- Working Distance: 4.77 inches between the top of the DUT and the bottom of the lid
Key Features:
- Temperature and Pressure-Controlled Cover:
- The lid is designed to control both temperature and pressure, ensuring a stable and consistent test environment.
- Integration of heating and cooling elements within the lid allows for precise thermal regulation during testing.
- 180 Individual Test Sites:
- The custom fixture includes 180 individual test sites, each equipped with its own stand-off peg in the lid.
- These pegs interact directly with the DUT's pressure sensors, enabling accurate and repeatable pressure application.
- Alignment Pegs:
- Three alignment pegs are strategically placed to ensure precise positioning of the PCB panel relative to the test head.
- This alignment is crucial for maintaining consistency across all test sites.
- Gasket Sealing:
- The test bed is equipped with two concentric rings of gaskets, providing an airtight seal during operation.
- This sealing mechanism is vital for maintaining controlled pressure and temperature conditions, preventing external factors from influencing the test results.
- High-Force Piston:
- A high-force piston is centrally located over the DUT to apply uniform compression force.
- This piston ensures that the pressure is evenly distributed across all test sites, reducing the risk of uneven force application and potential damage to the DUT.
- Safety Features:
- Two-button operation is implemented for enhanced safety, ensuring that both hands are required to activate the press, preventing accidental engagement.
- The cylinder and lid are designed to lock in the up position when not in use, providing an additional layer of safety and ease of use.
- Custom Footprints & Components:
- The press can be customized with specific footprints to fit unique bench spaces or testing setups.
- Additional custom components, such as RF shielding or Faraday cages, can be incorporated to meet specialized testing requirements.
Application and Benefits:
- Panel PCB Testing: This custom pneumatic fixture is specifically designed for high-precision testing of PCB panels, making it ideal for applications where multiple pressure sensors need to be tested simultaneously.
- Calibration and Verification: Each test site can be individually calibrated, ensuring that every sensor meets the required specifications and performance standards.
- Efficiency and Throughput: By automating the test process and providing a controlled environment, this press significantly increases testing efficiency and throughput, essential for high-volume production environments.
Custom Design Features
- Two-Button Safety Operation: Enhances user safety by requiring dual activation for press operation.
- Centralized Cylinder for Even Pressure: Ensures even application of pressure across all test sites, enhancing test reliability and accuracy.
- Custom Test Areas and Heads: Accommodate larger panels and diverse testing needs.
- Simultaneous Temperature and Pressure Testing: Allows for comprehensive environmental testing in one setup.
- Lid Locking Mechanism: Locks the lid in the up position when not in use, enhancing safety and ease of use.
- Custom Pin Loading: Available to fit specific DUT requirements and ensure secure connectivity.
Our custom pneumatic test fixtures, like the 180-site MicroPressure Sensor Panel, exemplify our commitment to providing tailored solutions that meet the unique testing needs of our clients. By integrating advanced features and customization options, we ensure that our test fixtures deliver precise, reliable, and efficient testing results.
Contact us today to discuss your project in detail and receive a free quote.
