SCA-DIO Tester

The test system is developed to do power and functional test of Digital Input and Digital Output (DIO) signal conditioning boards.

Problem Statement

Customer found difficulty in doing power and functional tests of 8 DIO boards manually.

Challenge

  • Obtain high resolution data from digital boards.
  • Testing 8 UUT’s sequentially

Solution

  • The LabVIEW based test software is developed to test the power and functionality of Digital Input and Output signal conditioning boards.
  • 6 ½-digit DMM used to acquire high resolution data.
  • Multifunctional switch matrix module used to switch from one UUT to another.

Hardware Used

  • 6 ½-digit DMM.
  • Multifunctional switch matrix module.
  • Programmable Power Supply.

Impact to Customer

  • The test software automates the power and functional testing of digital signal conditioning boards.
  • Testing 8 units sequentially with reduced overall testing time.
  • The 40% of production rate increased.
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