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What is the speed reference the unit runs at when have the various possible combinations of LI3 and LI4 set for 4 preset speeds on the ATV28 unit?

      LIy           LIx            Frequency Reference
       0              0      =          LSP ( low speed )
       0              1      =          SP2 ( preset speed 2 )
       1              0      =          SP3 ( preset speed 3 )
       1              1      =          HSP ( high speed )


CTA-ID : 2010305
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