19.1 PLC Connection 19-3
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
FW (work register) 00H
X (input) 01H XW as word device
Y (output) 02H YW as word device
R (internal relay) 03H RW as word device
G (global link relay) 04H GW as word device
K (keep relay) 05H KW as word device
T (on-delay timer/contact) 06H TW as word device
U (one-shot timer/contact) 07H UW as word device
C (up/down counter/contact) 08H CW as word device
TS (on-delay timer/set value) 09H
TC (on-delay timer/enumerated value) 0AH
US (one-shot timer/set value) 0BH
UC (one-shot timer/enumerated value) 0CH
CS (up/down counter/set value) 0DH
CC (up/down counter/enumerated value) 0EH
DW (data register) 0FH
E (event register) 10H EW as word device
S (system register) 11H SW as word device
J (transfer register) 12H JW as word device
Q (receive register) 13H QW as word device
M (extensional internal register) 14H MW as word device
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