CPU 300 400 WinAC 1200 1500 LOGO S7200
DB Read/Write O O O O(1) O(1) O(2) O(2)
EB Read/Write O O O O O
AB Read/Write O O O O O
MK Read/Write O O O O O
TM Read/Write O O O - - - -
CT Read/Write O O O - - - -
Get/Set PLC Date and Time O O O - - - -
Get PLC Status O O O - - - -
Read SZL O O O - - - -
Get AG Block Info O O O - - - -
DB Get O O O - - - -
Control Run/Stop O O O - - - -
Security functions O O O - - - -
See S71200/1500 Notes
(2) The entire memory is mapped in the V Area accessible as DB 1 from the outside.
4,通訊設置 Rack and Slot
a default as you can see in the next table.
Rack Slot
S7 300 CPU 0 2 Always
S7 400 CPU Not fixed Follow the hardware configuration.
WinAC CPU Not fixed Follow the hardware configuration.
S7 1200 CPU 0 0 Or 0, 1
S7 1500 CPU 0 0 Or 0, 1
WinAC IE 0 0 Or follow Hardware configuration