User`s manual

5-8 INP-TN5A0202-E
5.2 Memory Setting
Monitor area defi nition
Defi ne the PLC memory type and the fi eld used as the “monitor area”.
Refer to the parameters below.
Parameter Setting Range Unit
Factory-set
value
Attribute
MODBUS register No.
(Relative Address)
Monitor area device type
00A8h: Data register (D)
00B4h: Link register (W)
00AFh: File register (R)
00B0h: File register
[for
sequence number
accessing] (ZR)
None 00A8h R/W 40015 (000Eh)
Monitor area
start address (Lower)
According to PLC setting None 0 R/W 40016 (000Fh)
Monitor area
start address (Upper)
According to PLC setting None 0 R/W 40017 (0010h)
Monitor area device size 0 to 712 Word 0 R/W 40018 (0011h)
Note
With 1:N connection, prevent monitor area of each programless communication module from being duplication by setting the
monitor area start address. If monitor areas are duplicate, it does not operate normally.