Mitsubishi FX3G Series - Page 64

6 Examination of System Configuration
6.3 Number of Input/Output Points and Maximum Number of Input/Output
58
FX3G Series Programmable Controllers
User's Manual - Hardware Edition
4 Calculate the total number of input/output points.
Total the number of points counted in Steps 1, 2 and 3, and check that it does not exceed 128
points (maximum number of input/output points).
5 When CC-Link master is used, count the remote I/O points.
When CC-Link is used, the total number of input/output points of the remote I/O stations connected
on the network and the number of input/output points calculated in the previous step are 256 or
less.
1. FX
2N-16CCL-M (CC-Link master)
Calculate the number of remote I/O points connected on the network in the following step.
+
Maximum number of
input/output points
128 points
Maximum number of
points controllable on
system
Number of input/output points
Total number of input/output points of input/
output powered extension units and input/output
extension blocks
(A) : Number of input/output points of main unit
(B) : Number of input/output points of input/
output powered extension units
(C) : Number of input/output points of input/
output extension blocks
(D) : Number of remote I/O points of FX
2N -64CL-M
(E) : Number of special function blocks
(A) (B) (C)
Number of input/output occupied
points
(E) units
Each special function unit/block
used for FROM/TO instructions
occupies eight input or output
points.
(D)
++
8 points
+