Mitsubishi Electronics QJ7LP25G ユーザーズマニュアル

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MELSEC-Q

2 SYSTEM CONFIGURATION

2.6 When Using a Multiple CPU System

Take the following points into consideration when configuring a remote I/O network by
utilizing multiple CPU system.

(1) Use the master module of function version B or later.

(2) Set the network parameters to the control CPU controlling the master module.

(3) It is possible to set up to four master modules per control CPU. Note that the

maximum number of mountable master modules per multiple CPU system is four.

(a) CPU No. 1 controls all master modules

(b) CPU No. 1 and CPU No. 2 control each master

module

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CPU
No. 1

CPU
No. 2

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CPU
No. 1

CPU
No. 2

(d) The maximum number of mountable master

modules per system is four

CPU
No. 2

CPU
No. 1

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CPU
No. 3

CPU
No. 4

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CPU
No. 1

CPU
No. 2

: The number of mounted modules exceeds the limit by one.