56926BA2, Rev. 02, 04/2019
5.2 Reuse of Detectors
If a detector was previously used, then please observe the following:
Detectors that were used in non-explosive areas may no longer be used in an
explosive area.
If an intrinsically safe detector was previously used, then please observe the
following:
If intrinsically safe signals were connected to non-intrinsically safe circuits,
these may no longer be connected to intrinsically safe circuits.