5.1 PLC Connection 5-13
Available Device Memory
The available setting range of device memory varies depending on the PLC model. Be sure to set within the range available for
the PLC to be used. Use [TYPE] when assigning indirect device memory for macro programs.
Device Memory TYPE Remarks
DM (data memory)
00H
R (input/output/internal auxiliary/special relay)
01H
TC (timer/current value)
02H
Double-word
CC (counter/current value)
03H
Double-word
TS (timer/set value)
04H
Double-word
CS (counter/set value)
05H
Double-word
T(timer/contact)
06H
C (counter/contact)
07H
TM (temporary data memory)
08H
CTH (high-speed counter/current value)
09H
Double-word
CTC (high-speed counter comparator/set value)
0AH
Double-word
CT (high-speed counter comparator/contact)
0BH
CR (control relay)
0CH
CM (control memory)
0DH
MR (internal auxiliary relay)
0EH
LR (latch relay)
0FH
EM (extended data memory 1)
10H
FM (extended data memory 2)
11H
Z (index register)
12H
Double-word
B (link relay)
13H
VB (work relay)
14H
ZF (file register)
15H
W(link register)
16H
VM (work memory)
17H
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