Flow Tester for Large EV Battery Assemblies
The newly developed CISVAS Filter, Ambient Temperature Compensation realize highly accurate leak test of large EV battery assemblies with a volume of more than 100 L, which are prone to deformation.
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basic information
【AL-R302 Features】 ◆Test Pressure Change Compensation: Compensates for changes in leak rate due to test pressure change 【New Functions】 ◆CISVAS Filter: Filters flow changes caused by sudden work deformation ◆Ambient Temperature Compensation: Reduces false judgments due to ambient temperature change ◆Display of Actual Volumetric Flow: The same criteria can be used for judgment anywhere in the world ◆Bypass Circuit: Reduces test time with increased pressure supply ◆Self-Check: Removes risk of false judgments due to tester factors ◆Fieldbus: Enhanced communication with the machine ◆Compact Housing: Compact and easy to operate ◆Troubleshooting: Quick troubleshooting
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Applications/Examples of results
Large EV batteries and micro-low pressure, high-volume works
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Company information
Cosmo’s Air Leak Testers began with the automation of cylinder block airtightness tests for engines in 1970. Our products are utilized in various fields including automotive parts, gas, water supply, medical, electrical, electronics, and food. In line with the overseas expansion of Japanese automakers, we began our own overseas expansion in 1983. We now have 24 sales and service offices in 13 countries. We are offering proposals and providing after-sales services overseas as in Japan. Currently, in order to support the electrification of automobiles, our products are being used for leak testing of parts for electrification such as battery cases and inverters as well as for fitting testing of electric power connectors. We are contributing to the efforts by our customers to prevent emissions of CO2. In various regions of South and Southeast Asia, we are donating pressure measuring equipment to technical schools to improve the quality of education and exchange technologies with local machinery manufacturers. We have been making every effort to help improve the industrial base through local manufacturing of high-quality leak testing equipment.