Mitsubishi Electric MELSEC FX3U Programming Manual page 60

FX /FX /FX Series Programmable Controllers
3G 3U 3UC
Programming Manual - Basic & Applied Instruction Edition
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.
Set item
Input relay
I/O
Output relay
Unit No.
Unit Name
*1
Special Unit
Up
(It is
necessary
Down
to set the
memory
Set...
capacity.)
Delete
Delete All
Read PLC data This button reads "Special Unit" field from the connected PLC.
Built-in
CC-Link/LT
Set...
*2
Setup
*1. This area can be set only in FX
*2. This item can be set only in the FX
58
Contents of setting
When the I/O range is set here according to the system configuration,
those inputs and outputs are checked in programming by GX Developer.
This is the unit number of each special function block/unit.
Set the name of each special function block/unit whose initial values are
to be set.
This button moves the cursor to the upper line (transposes the upper line).
This button moves the cursor to the lower line (transposes the lower line).
This button displays "Special Function Block Settings" dialog box of the
selected unit number.
→Refer to the next page.
This button deletes the setting of the selected unit number.
This button deletes all existing setting in "Special Unit" field.
This button displays the "Built-in CC-Link/LT Setup" dialog box.
/FX PLCs.
3U 3UC
-32MT-LT-2.
3UC
2 Overview (Sequence Program)
2.7 Types and Setting of Parameters
This example shows a window in an
FX /FX PLC.
3U 3UC
Setting range
FX /FX :
3U 3UC
0 to 377
FX :
3G
0 to 177
FX /FX :
3U 3UC
0 to 377
FX :
3G
0 to 177
–
32 half-width
characters
(or 16 full-width
characters)
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–
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