Omron CS1W-MC221 - 02-2008 Operation Manual page 68

Comparison with Earlier MC Unit Model
Ladder Diagram
Programming
CS1W-MC421
(Each Unit uses five unit numbers.)
CIO 2000 to CIO 2029
CIO 2910 to CIO 2959
The data area allocations are as follows for the C200H-MC221:
PLC Interface Area
(Each Unit uses two unit numbers.)
IR 100 to IR 119
to
IR 180 to IR 199
Allocated DM Area
(Each Unit uses two unit numbers.)
DM 1000 to DM 1001
DM 1100 to DM 1101
to
DM 1800 to DM 1801
The data area allocations are as follows for the CS1W-MC421 and CS1W-
MC221. The words allocated DM Area and EM Area are not used. The bit
allocations within words are also different, so the ladder diagram programs
must be revised.
Unit #0
to
to
Unit #91
Expansion Data (DM Area or EM Area)
Data transfer area specification
Unit #0
for I/O transfer instruction
Error code status, etc.
to
Unit #8
Transfer Data (DM Area or EM Area)
Position data (3 words each)
CS1W-MC221
(Each Unit uses three unit numbers.)
CIO 2000 to CIO 2029
to
CIO 2930 to CIO 2959
Section 1-9
Unit #0
to
Unit #93
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