Which areas are covered by PI certification testing for APL? Prerequisite is the APL Physical Layer test to make sure the requirements for intrinsic safety are matched. This test is available at different organizations. The cool part is that if you passed this test with either Profinet, ODVA or Fie...

Is the Ethernet APL test a prerequisite for PROFINET certification of APL devices? To clarify - with "APL-Certification" you refer to the APL PHYSICAL LAYER Certification?! Yes, this test is a prerequisite. The APL Physical Layer tests are designed to make sure your implementation is alig...