Overview - Mitsubishi MELSEC-Q Series User Manual

1 OVERVIEW

1 OVERVIEW
This manual describes the specifications, parts names and settings of the QJ61BT11
Control & Communication Link System Master/Local Module (hereinafter referred to as
the QJ61BT11) which is used with the MELSEC-Q series PLC CPUs.
1.1 Overview
CC-Link is the abbreviation of the Control & Communication Link in this manual.
Throughout this manual, it will be referred to as CC-Link.
The CC-Link system connects distributed modules such as an I/O module, an intelligent
function module, and a special function module using dedicated cables so that these
modules can be controlled by the PLC CPU.
(1) By distributing each module to an equipment device such as a conveyor line and a
(2) On/off information of input/output and numeric data that are handled by modules
(3) By connecting multiple PLC CPUs, a simple distributed system can be configured.
(4) By connecting various devices made by Mitsubishi's partner manufacturers, the
Master station ................ The station that controls the data link system.
Remote I/O station ........ The remote station that handles bit unit data only.
Remote device station .... The remote station that handles bit unit and word unit data
Local station .................. The station having a PLC CPU and the ability to communicate
Intelligent device station .. The station that can perform transient transmission.
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machine device, the wiring efficiency of the entire system can be accomplished.
can easily be sent and received at high-speed.
system can provide flexible solutions to meet a wide range of user needs.
PLC CPU
Device manufactured by one of our
partner manufacturers
Remote I/O station
PLC CPU
only.
with the master and other local stations.
Master station
Remote I/O station
Remote device station
Local station
Intelligent device station
MELSEC-Q
1
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