Rockwell Automation 8520-9API 9/Series OCI API Developer's Guide - Manual (Page 177)

6–9 Array Indices and Strings
Publication 8520-6.6 - August 1999
MODE_ACTIVE (active mode) enumeration
Mode_Active enumeration is used to select the execution mode of
the control. The Mode_Active enumeration is:
Enumeration Result:
0 Manual
1 Auto
2 MDI
MODE_FEED (feed mode) enumeration
Mode_Feed enumeration is used to select the active feedrate mode
on the control. The Mode_Feed enumeration is:
Enumeration Result:
0 V/D mode
1 IPM mode
2 IPR mode
MODE_INCH/METRIC (inch/metric mode)enumeration
Mode_Inch/Metric enumeration to the data server is used to select
the active unit mode on the control. Mode_Inch/Metric enumeration
is:
Enumeration Result:
2118 Inch Mode
2119 Metric Mode