Cleanroom environments are critical in industries that involve hazardous materials, and contamination control is a top priority. These enclosed spaces are equipped with technology that effectively reduces the presence of airborne particles and other contaminants. Nevertheless, the movement of materials in and out of cleanrooms poses a significant threat to the environment’s integrity. In such cases, a dynamic pass box plays a pivotal role in mitigating contamination risk.
A cleanroom dynamic pass box is a specialized piece of equipment that creates a controlled environment in cleanrooms and other controlled settings, effectively reducing the possibility of contamination and maintaining high cleanliness standards. The pass box is a compact, enclosed space located between the cleanroom and surrounding areas like storage rooms or equipment areas. The double doors equipped in the pass box are interlocked, ensuring that the cleanroom is not exposed to the outside environment when items are being transferred. This setup helps to keep the environment within the cleanroom stable and free from contaminants.
The dynamic pass box uses advanced technology like fans and filters to ensure there is a significant barrier between the cleanroom and the surrounding environment. The fans within the pass box create a flow of air, while filters remove contaminants before the air enters the cleanroom. The primary objective of this setup is to maintain the airflow and air pressure within the cleanroom while preventing contamination, ensuring that the environment remains spotless.
Industries dealing with hazardous materials must maintain cleanroom standards, and a dynamic pass box is a must-have to mitigate contamination risks when transferring materials. It’s an investment that pays off in the long run as it ensures a clean and healthy environment.
What is a Dynamic Pass Box?
A dynamic pass box is a specialized piece of equipment used in cleanroom technology. It is a sealed chamber with two or more doors, used to transfer materials from a non-cleanroom environment to a cleanroom or vice versa, while maintaining the cleanliness of the cleanroom environment. The box is equipped with HEPA filters to ensure the air passing through it is free from contaminants.
How Does a Dynamic Pass Box Work?
Dynamic pass boxes work on a simple principle of air filtration. The HEPA filters in the box capture and remove particles as small as 0.3 microns, ensuring that the air passing through it is clean. The box is equipped with interlocked doors that prevent both doors from being open at the same time, thus maintaining the pressure differential between the cleanroom and non-cleanroom environments. Materials are placed in the box and transferred from one side to the other without the need to open the cleanroom door.
Benefits of Using Dynamic Pass Boxes
Using a dynamic pass box offers several benefits, including:
- Prevents the entry of contaminants into the cleanroom environment
- Maintains the pressure differential between the cleanroom and non-cleanroom environments
- Reduces the risk of cross-contamination
- Provides a controlled environment for material transfer
- Saves time and labor by eliminating the need to gown up and down to enter the cleanroom
- Improves overall efficiency and productivity
How to Choose the Right Dynamic Pass Box?
Choosing the right dynamic pass box depends on several factors, including:
- The level of cleanliness required in the cleanroom
- The size and weight of the materials being transferred
- The frequency and volume of material transfer
- The available space for the pass box
- The required features, such as interlocked doors, UV sterilization, and automated material transfer systems.
Maintenance and Cleaning of Dynamic Pass Boxes.
Proper maintenance and cleaning of dynamic pass boxes are essential to ensure their optimal performance and longevity. Regular cleaning and disinfection of the box and its components, such as filters and doors, should be done using approved cleaning agents. Routine maintenance, such as filter replacement and calibration of pressure gauges, should also be done according to the manufacturer’s recommendations.
Common Applications of Dynamic Pass Boxes
Dynamic pass boxes find applications in various industries that require contamination control, including:
- Semiconductor manufacturing
- Medical device manufacturing
- Food and beverage processing
Future Developments in Dynamic Pass Boxes
As technology advances, so does the development of dynamic pass boxes. Some of the future developments expected in dynamic pass boxes include:
- Improved automation for material transfer
- Integration with monitoring systems for real-time data analysis
- Enhanced sterilization capabilities, such as plasma sterilization and ozone sterilization
- Development of dynamic pass boxes for hazardous materials, such as radioactive materials
How many types of cleanroom dynamic pass-box?
There are two main types of dynamic pass boxes: single-door dynamic pass boxes and double-door dynamic pass boxes. Single-door dynamic pass boxes have one door on either side of the box, while double-door dynamic pass boxes have two doors on either side of the box. Both types of dynamic pass boxes offer a controlled environment for material transfer and prevent the entry of contaminants, but double-door dynamic pass boxes are generally considered more effective in reducing the risk of cross-contamination as they prevent the simultaneous opening of doors on both sides of the box.
Q1. What is a dynamic pass box?
A1. A dynamic pass box is a sealed chamber with two or more doors used to transfer materials from a non-cleanroom environment to a cleanroom or vice versa while maintaining the cleanliness of the cleanroom environment.
Q2. What are the benefits of using a dynamic pass box?
A2. The benefits of using a dynamic pass box include preventing the entry of contaminants, reducing the risk of cross-contamination, providing a controlled environment for material transfer, saving time and labor, and improving overall efficiency and productivity.
Q3. How does a dynamic pass box work?
A3. A dynamic pass box works by using HEPA filters to capture and remove particles as small as 0.3 microns, ensuring that the air passing through it is clean. The box is equipped with interlocked doors that prevent both doors from being open at the same time, thus maintaining the pressure differential between the cleanroom and non-cleanroom environments.
Q4. What are the different types of dynamic pass boxes?
A4. The different types of dynamic pass boxes are single-door dynamic pass boxes and double-door dynamic pass boxes.
Q5. What are the common applications of dynamic pass boxes?
A5. Dynamic pass boxes find applications in various industries that require contamination control, including pharmaceuticals, biotechnology, semiconductor manufacturing, medical device manufacturing, and food and beverage processing.
Youth-Tech Product Feature
Youth Tech is a leading manufacturer of cleanroom equipment in China. Our equipment is designed to provide exceptional performance and durability, meeting the highest standards of cleanliness and quality. Our cleanroom equipment is constructed with a circular arc design to eliminate hygienic dead corners and to make it easy to clean. The built-in air return plate and internal cavity are laser-drilled and cold-pressed to create a seamless and smooth surface that is resistant to contamination.
All key components are of international brands, including EBM fans and Schneider electrical components.
Youth dynamic pass box is equipped with a high-quality and efficient H14 gel-seal HEPA filter, which has excellent sealing performance and can be replaced and maintained from the bottom plate. This is more convenient compared to PU sealed filters, which require the removal of the fan for replacement
The front and rear maintenance panels can be easily opened by removing the screws for convenient maintenance.
The Pass Box has rounded corners on all sides inside, which facilitates easy cleaning without any dead angles.
Our equipment uses S304 stainless steel for the control panel, which is durable and easy to clean. The door panel is designed with a double-layer negative pressure system to prevent leakage, and the working area is designed for positive pressure to avoid interference. The pressure gauge is easy to use and allows you to monitor the filter in real-time to ensure normal operation.
The Pass Box is equipped with a double-layer 10mm tempered glass window, which provides enhanced safety.
The doors on both sides of our equipment are equipped with mechanical or electronic interlocks and electronic latch systems to prevent both doors from being opened at the same time. The hinges are specially designed to provide stable, bump-free operation. The air volume regulator on the panel allows you to adjust the wind speed to meet FS209A~B standards, and the diffuser is easy to remove for maintenance. The UV lamp can be replaced based on usage, and a DOP spray and DOP test are included to test filter quality and make adjustments as needed.
In addition to these features, our Dynamic Passbox is made of S304 or Aisi316L stainless steel, and the double doors are interlocked to prevent cross-contamination. The passbox is also equipped with UV germicidal lamps, and an ozone generator sterilization system can be added as needed. Choose Youth Tech for cleanroom equipment that is reliable, durable, and easy to clean. We are a trusted and reliable manufacturer of cleanroom equipment in China.