Before replacing 900B16-0202, record all sixteen channel ranges, terminal numbers, load assignments and the internal/external 24 V power selection. Restore the approved configuration and verify commanded versus measured current for every used output.
Important Notice: Verify 900B16-0202 from the physical marking and current manufacturer documentation before installation or configuration.
Important Notice: Use these model-specific records together with the current manufacturer publication and the installed-system documentation.