Functions; Function List - Mitsubishi MELSEC-Q Series User Manual

Cc-link system master/local module, mitsubishi programmable logic controller
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4 FUNCTIONS

4 FUNCTIONS

4.1 Function List

Item
Communication with remote I/O
station
Communication with remote device
4
station
Communication with local station
Communication with intelligent
device station
Parameter setting with GX
Developer
Parameter setting with dedicated
instruction
Table 4.2 List of the "functions for improving system reliability"
Item
Slave station cut-off function
Automatic return function
Data link status setting when the
master station PLC CPU has an
error
Setting the status of input data from
a data link faulty station
Standby master function
4 - 1
This chapter explains the functions of QJ61BT11, dividing them into four sections:
"Basic Functions", "Functions for Improving System Reliability", "Handy Functions" and
"Transient Transmission Functions".
(1) Table 4.1 lists the "basic functions".
Table 4.1 List of the "basic functions"
Performs on/off data communication with remote I/O station.
Performs on/off data and numeric data communication with
remote device station.
Performs on/off data and numeric data communication with local
station.
Performs communication with intelligent device station, cyclic
transmission, and transient transmission.
Sets the network parameter, automatic refresh parameter with
the GX Developer.
Sets the network parameter with the RLPASET instruction.
(2) Table 4.2 lists the "functions for improving system reliability".
Disconnects the module that cannot continue the data link
because of power off, and continues the data link with only the
normal modules.
When a module, which has been disconnected from the data link
because of power off, returns to the normal status, it
automatically joins the data link.
Sets the data link status when an error that enables the
operation to continue occurs at the master station PLC CPU.
Sets the status (clear/hold) of the input (receive) data from a
station that became data link faulty because of power off.
Continues the data link by switching to the standby master
station when a problem occurs in the master station.
Description
Description
MELSEC-Q
Reference section
Section 4.2.1
Section 4.2.2
Section 4.2.3
Section 4.2.4
Section 4.2.5
Section 4.2.6
Reference section
Section 4.3.1
Section 4.3.2
Section 4.3.3
Section 4.3.4
Section 4.3.5
4 - 1

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