Determining The Input (X) And Output (Y) Assignment Range - Mitsubishi MELSEC-A Series Reference Manual

7. DATA LINK SETTINGS
7.6.4

Determining the input (X) and output (Y) assignment range

Assignment of input (X) and output (Y) can be executed to the link parameter of
MELSECNET mode and the first half link parameters of MELSECNET
Input (X) and output (Y) which can be used in the data link is the range installing the I/O
module and special function module by the master station or local station or later.
(1) Divide inputs and outputs as shown below and assign them.
(a) The area used for communication between the master station and a local station
(b) The area used for communication between the master station and a remote I/O
Setting not allowed
(2) Inputs (X) and outputs (Y) are assigned to each station in units of 16 points (X
X
When assigning inputs (X) and outputs (Y), identical I/O ranges must be assigned
to the master and remote I/O station.
REMARK
(hereinafter referred to as the "M/L area").
station (hereinafter referred to as the "M/R area").
Fig 7.7 Input (X) and output (Y) assignment range
F and Y 0 to Y
POINT
1) Inputs (X) and outputs (Y) are assigned to the first half link parameters in
the MELSECNET
2) Since remote I/O stations cannot be connected in a MELSECNET
mode, the area does not need to be divided for M/L and M/R.
MELSECNET mode MELSECNET
MELSECNET
MELSECNET
Operating Mode
mode
mode
Applicability
Setting allowed
F).
mode.
7 - 23
MELSECNET/B
MELSECNET
MELSECNET MELSECNET MELSECNET
composite mode mode mode composite mode
composite mode.
0 to