User`s manual

2-5
2.1 System Confi guration Example
INP-TN5A0202-E
1:N Connection
This is the confi guration using 2 to 8 units of programless communication modules and a communication port of PLC.
This confi guration enables you to control more units of PUM series by 1 unit of PLC.
Confi guration with up to 128 units (512ch) of control/analog modules and 128 units of event modules by only 1 communication
port is possible.
Usable PLC is MELSEC-Q/A/AnS series. Confi guration by using FX series is not possible.
RS-422/RS-485 connection
Max. 8 systems
(Enhanced communication module: Max. 8 units)
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MELSEC-Q series connection example
Internal
communication
Internal
communication
Windows PC
(PUM parameter loader)
MELSEC-Q series
Connect to a control module (the master of inter-module communications)/
Programless communication module
Loader connecting cable
(Connect to a master module)
Control module +
Analog I/O module
(Total max.: 16 units)
Enhanced
communication
module
Event I/O module
(Total max.: 16 units)
Control module +
Analog I/O module
(Total max.: 16 units)
Enhanced
communication
module
Event I/O module
(Total max.: 16 units)
CPU unit
Communication
unit
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