On the series C 9050JCK70, there are two different letters to select for the timing function - what do those different letters mean?

Issue:
What do the different letters mean for the 9050JCK70 timing relay?

Product Line:
General Purpose Plug-In Relay

Environment:
Square D General Purpose Plug-In Relay

Resolution:
Letter sets are the same and were incorporated so there would not be any empty slots on the selection dial. For example, Letter A or Letter F will set timer for On Delay mode - Letter B or Letter G will set timer for Interval mode, etc.

Released for: Schneider Electric USA