Rockwell Automation 1746-BAS-T SLC 500 Basic Basic-T Modules - Manual (Page 27)

1 Publication 1746-UM004B-EN-P - December 2005
Chapter
2
Component Selection
After reading this chapter, you should understand the:
• module memory requirements for BASIC programming and be
able to select the memory modules necessary for your
application.
• concepts of connecting your module to the DH485 network and
be able to select the components necessary for your application.
• concepts of connecting a modem to the module and be able to
select the necessary components for your application.
Memory Requirements for
BASIC Programming The module uses the following types of memory modules during
BASIC programming.
• A 32 KB battery backed RAM of which 24 KB is reserved to store
BASIC programs and protected variables
• An optional 8 or 32 KB memory module to store BASIC
programs
IMPORTANT
Maximum user program storage space is 56 KB.
Battery backed RAM provides 24 KB and the
optional memory module provides up to 32 KB.