1-2SectionFunctions of the NT21, NT31/NT31C and NT631/NT631C
9
*1: The Battery is optional.
*2: The NT20S-ST128 supports RS-232C communications commands instead of memory links.
*3: This is the capacity of the flash memory that stores screen data.
*4: These data areas are accessible only when the PT is connected to the CS/CJ-series PC in a 1:N NT Link. (They are
not accessible through host link communications.)
For differences in programming, refer to Appendix B Compatibility with Screen
Data of Other PT Models on page 435.