2 devices used for plc link – KEYENCE N-400 User Manual
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Chapter 6 PLC Link
6
6.1.2 Devices used for PLC link
The N-400 supports the following PLC devices.
To use MELSEC-A series, select the data register or file register.
The available memory areas of the MELSEC-A or SYSMAC-C may be smaller than
the following data.
For details, see the instruction manual for the PLC being used.
The MELSEC-A series provides an extension file register.
When a block number is specified during the N-400 setup, the specified extension
file register is used.
When “0” is specified for the block number, the extension file register of the block
number specified in the PLC program is used.
If no block number is specified (during the N-400 setup and PLC programming), the
file register incorporated in the CPU is used.
PLC
Device name
Memory area
KV-10/16
Data memory
DM0000 to DM0999
KV-24/40/80
Data memory
DM0000 to DM1999
KV-300
Data memory
DM0000 to DM8999
MELSEC-A
Data register
DM0000 to D8191
File register
DM0000 to R8191 (according to the setting)
SYSMAC-C
Data memory
DM0000 to DM6143