Why can pilot lights be used in an XACA pendant station, but not illuminated operators?

Issue:
Needs to know why is pilot lights can be used in an XACA pendant station, but not illuminated operators.

Product Line:
Push Buttons and Operator Interface

Environment:
XACA Pendant Station

Resolution:
Illuminated operators cannot be used because the light module with contact blocks will not fit in the enclosure.
Pilot lights can be used with the light modules for the pendant station.
XACA94** Operators are the push button operators applicable for XACA pendant station.

Released for: Schneider Electric Canada