Functions; Function List - Mitsubishi MELSEC Q Series User Manual

4 FUNCTIONS

4 FUNCTIONS
This chapter explains the functions of QJ61BT11N, dividing them into four sections:
"Basic Functions", "Functions for Improving System Reliability", "Handy Functions" and
"Transient Transmission Functions".
Some functions are unavailable depending on the mounted CPU.
Refer to Appendix 6 for details.

4.1 Function List

(1) Table 4.1 lists the "basic functions".
Item
Communication with remote I/O
station
Communication with remote device
station
Communication with local station
Communication with intelligent
device station
Parameter setting with GX
Developer
Parameter setting with dedicated
instruction
(2) Table 4.2 lists the "functions for improving system reliability".
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
Slave station refresh/compulsory
clear setting in case of PLC CPU
STOP
Standby master function
4 - 1
Table 4.1 List of the "basic functions"
Description
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.
Description
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 stops the operation
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.
Sets whether output data to the slave stations will be refreshed
or compulsorily cleared when the PLC CPU comes to STOP.
Continues the data link by switching to the standby master
station when a problem occurs in the master station.
MELSEC-Q
Reference section
Section 4.2.1
4
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
Section 4.3.6
4 - 1