Mitsubishi FX2N-16LNK-M User Manual page 12

FX -16LNK-M MELSEC-I/O LINK REMOTE I/O SYSTEM MASTER BLOCK
2N
Number of connected master blocks
The number of connected master blocks can be arbitrary as far as the total number of I/O points of a basic
unit, master blocks, extension units/blocks and special extension units/blocks (occupying eight input or output
points) satisfies the following.
:128 points ≥ I/O points of basic unit + I/O points of extension units/blocks +
FX or FX
0N 1N
(I/O points of special extension units/blocks x 8) + I/O points occupied by master blocks
:256 points ≥ Same above
FX or FX
2N 2NC
However, one master block consumes 200 mA of 5 VDC power supply (which corresponds to 64 I/O points in
the case of FX
2NC
units, refer to the handy manual of the basic unit.
). When determining the number of master blocks connected to a basic unit and extension
Product Specifications 2
2-2