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FX3G/FX3U/FX3UC Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
2 Overview (Sequence Program)
2.7 Types and Setting of Parameters
5 Assigning I/Os, setting the initial values for special units, and setting built-in
CC-Link/LT
1. Click the "I/O assignment" tab, and then set the I/O assignment, special function block/unit
names and built-in CC-Link/LT.
In order to use the "Special Unit" field, the "Special Function Block Settings" box in the "Memory
capacity" tab must be checked first.
When setting the station information in "Built-in CC-Link/LT Setup", it is necessary to put a
check mark to "Built-in CC-Link/LT Setup" on the "Memory capacity" tab.
*1. This area can be set only in FX3U/FX3UC PLCs.
*2. This item can be set only in the FX
3UC-32MT-LT-2.
Set item Contents of setting Setting range
I/O
Input relay
When the I/O range is set here according to the system configuration, those
inputs and outputs are checked in programming by GX Developer.
FX
3U/FX3UC:
0 to 377
FX
3G:
0 to 177
Output relay
FX
3U/FX3UC:
0 to 377
FX
3G:
0 to 177
Special Unit
*1
(It is necessary
to set the
memory
capacity.)
Unit No. This is the unit number of each special function block/unit. –
Unit Name
Set the name of each special function block/unit whose initial values are to be
set.
32 half-width
characters
(or 16 full-width
characters)
Up
This button moves the cursor to the upper line (transposes the upper line).
–
Down
This button moves the cursor to the lower line (transposes the lower line).
–
Set...
This button displays "Special Function Block Settings" dialog box of the selected
unit number.
→Refer to the next page.
–
Delete This button deletes the setting of the selected unit number. –
Delete All This button deletes all existing setting in "Special Unit" field. –
Read PLC data This button reads "Special Unit" field from the connected PLC. –
Built-in
CC-Link/LT
Setup
*2
Set... This button displays the "Built-in CC-Link/LT Setup" dialog box. –
This example shows a window in an
FX
3U/FX3UC PLC.