Connection to PLC 4
4-1
4. Connection to PLC
Connect the FX
2N
-5A to the right side of a main unit, extension unit or extension block of FX
0N
,
FX
1N
, FX
2N
, FX
2NC
Series PLC with an extension cable.
For connection to a basic unit or extension block of the FX
2NC
Series PLC, use an FX
2NC
-CNV-
IF.
Please check the power supply availability to determine the number of FX
2N
-5A blocks that can
be connected to the FX
0N
, FX
1N
, FX
2N
or FX
2NC
PLCs.
A unit No. 0 to 7 is automatically assigned to each special unit or special block connected to a
PLC basic unit from the one nearest to the basic unit.
The data is read from and written to the FX
2N
-5A by FROM/TO instructions supplied by the
main unit.
FX2N-5A Special function block